US Pat. No. 10,767,884

METHODS SYSTEMS AND TOOLS FOR DETERMINING A WIRING CONFIGURATION FOR AN HVAC CONTROLLER

Ademco Inc., Golden Vall...

1. A method of identifying a new wiring configuration for a replacement heating, ventilation, and air conditioning (HVAC) controller based on a current wiring configuration of a current HVAC controller, the method comprising:receiving, by a processor, image data showing a current wiring configuration of the current HVAC controller;
receiving, by the processor, an input identifying the replacement HVAC controller that is to replace the current HVAC controller;
processing, by the processor, the image data to identify the current wiring configuration of the current HVAC controller by identifying a connection between each wire of a set of wires and a respective wire terminal of a set of wire terminals;
determining, by the processor, a new wiring configuration for the replacement HVAC controller based on the identified current wiring configuration of the current HVAC controller and the identified replacement HVAC controller that is to replace the current HVAC controller; and
outputting, by the processor, the new wiring configuration for display by a user interface.

US Pat. No. 10,767,883

SMART THERMOSTAT ORCHESTRATION

ENCYCLE CORPORATION, (CA...

1. A computer readable medium containing program instructions for managing a plurality of energy consuming electrical loads, wherein the loads can be enabled or disabled during periodic time segments, wherein a control thermostat is associated with each of the loads, and wherein execution of the program instructions by one or more processors of a computer system causes the one or more processors to carry out the steps of:(a) collecting and storing load state data for each of the plurality of energy consuming electrical loads;
(b) prioritizing each load of the plurality of loads according to their respective needs, wherein need is a metric indicative of the extent to which a desired goal associated with the load has not been met;
(c) summing the respective average power levels of each load of the plurality of loads during a preceding one or more enabled time segments to obtain an aggregate peak demand power level for the loads;
(d) enabling a selected load of the plurality of loads if its average power level will not cause the aggregate peak demand power level to exceed a target maximum aggregate peak demand power level if all loads with higher priorities are enabled; and
(e) repeating (d) for each load in the plurality of loads;
wherein need is indicative of one or more of a group consisting of whether a calling status of each of the control thermostats is calling, a time elapsed since the call state changed to calling, a difference between an ambient room temperature measured by the thermostats and a set point temperature of the thermostats, a time period for which the ambient room temperature has deviated from the set point temperature, an amount of time it would take the ambient room temperature to reach the set point temperature, and a load enabled utilization value of each load of the plurality of loads, and combinations thereof; and
wherein the desired goal is one or more of a group consisting of the calling status of the thermostats, the set point temperature of the thermostats, and a target load enabled utilization value, and combinations thereof.

US Pat. No. 10,767,882

REFRIGERANT PUMP DOWN FOR AN HVAC SYSTEM

Lennox Industries Inc., ...

10. A method, comprising:detecting, by a sensor of a heating, ventilation, and air conditioning (HVAC) system, a leak of refrigerant;
generating an alarm in response to the sensor detecting the refrigerant leak;
operating an indoor blower of an indoor unit of the HVAC system in response to generating the alarm;
closing an isolation valve coupled to an outdoor unit of the HVAC system in response to generating the alarm;
operating a compressor of the outdoor unit to pump down the refrigerant to a condenser of the outdoor unit in response to generating the alarm;
determining that the alarm has been deactivated;
determining that a cooling mode of the HVAC system has been initiated;
opening the isolation valve in response to determining that the cooling mode has been initiated;
determining that the cooling mode of the HVAC system has been deactivated;
determining that one or more predetermined weather conditions have been satisfied in response to determining that the cooling mode has been deactivated; and
operating the compressor to pump down the refrigerant to the condenser in response to determining that the one or more predetermined weather conditions have been satisfied.

US Pat. No. 10,767,881

METHOD AND DEVICE FOR CONTROLLING A COMPRESSOR

GD MIDEA AIR-CONDITIONING...

1. A method of controlling a compressor, comprising:after the compressor is stopped for protection, updating a number of protective stops of the compressor occurring during a current operation of an air conditioner;
when the number of protective stops of the compressor is greater than a first preset number, lowering a frequency of the compressor so that when the compressor restarts, the compressor starts and operates at the lowered frequency, wherein lowering the frequency of the compressor includes lowering a preset frequency in accordance with a first decreasing amplitude corresponding to a current number of protective stops to obtain the lowered frequency, and wherein the greater the number of protective stops, the greater the first decreasing amplitude;
determining, when the number of protective stops of the compressor is greater than the first preset number, whether the number of protective stops is less than a second preset number which is greater than the first preset number;
when the number of protective stops is less than the second preset number, performing the operation of lowering the frequency of the compressor so that when the compressor restarts the compressor starts and operates at the lowered frequency; and
otherwise, when the number of protective stops is greater than or equal to the second preset number, restoring the frequency of the compressor to the preset frequency, and clearing the number of protective stops of the compressor to zero.

US Pat. No. 10,767,880

HVAC CONTROLLER FOR A VARIABLE AIR VOLUME (VAV) BOX

Honeywell International I...

1. A method for using an HVAC controller to control a VAV box, wherein the VAV box includes a damper movable between a first damper position and a second damper position to provide a variable amount of conditioned air to one or more downstream air vents servicing a space, wherein the HVAC controller is mounted in the space serviced by the VAV box and includes a user interface, the HVAC controller includes a temperature control mode in which the damper of the VAV box is controlled to provide conditioned air to the space in accordance with a temperature set point of the HVAC controller, the method comprising:using the user interface of the HVAC controller to enter a VAV box configuration mode, wherein in the VAV box configuration mode, the damper position of the damper of the VAV box is user controllable via the user interface of the HVAC controller;
using the user interface of the HVAC controller to control the damper of the VAV box to move to a first damper position;
measuring a first measured air flow through the VAV box with the damper at the first damper position;
comparing the first measured air flow with a first desired air flow;
setting a first damper set position in the HVAC controller in accordance with the comparison;
using the user interface of the HVAC controller to control the damper of the VAV box to move to a second damper position;
measuring a second measured air flow through the VAV box with the damper at the second damper position;
comparing the second measured air flow with a second desired air flow; and
setting a second damper set position in the HVAC controller in accordance with the comparison.

US Pat. No. 10,767,879

CONTROLLING AND MONITORING INDOOR AIR QUALITY (IAQ) DEVICES

1. A system, comprising:an Indoor Air Quality (IAQ) component configured to alter the quality of air entering, leaving, or circulating within a building via an HVAC (Heating, ventilation, and/or air conditioning) system, wherein the IAQ component comprises a UV (ultraviolet) light source;
a component sensor configured to determine properties of the IAQ component, wherein the properties comprise at least one of a voltage and a current drawn by the UV light source;
a first wireless transmitter coupled to the component sensor, wherein the first transmitter is configured to transmit the properties of the IAQ component;
an airflow sensor configured to determine airflow properties at a location in the vicinity of the IAQ component;
a second wireless transmitter coupled to the airflow sensor, wherein the second transmitter is configured to transmit the airflow properties;
a gateway located within the building and configured to receive the IAQ component properties transmitted by the first wireless transmitter and the airflow properties transmitted by the second wireless transmitter; and
a personal wireless device configured to receive the IAQ component properties and the airflow properties via the gateway, the personal wireless device comprising a user interface by which the properties of the IAQ component and the airflow properties are reported, wherein the IAQ component properties reported by the user interface comprise expected remaining lifespan information of the UV light source determined based on at least one of the voltage and the current drawn by the UV light source.

US Pat. No. 10,767,878

HUMIDIFIER CONTROL SYSTEMS AND METHODS

Emerson Climate Technolog...

1. A humidifier control system for a building, comprising:a humidity load module configured to:
obtain an outdoor ambient temperature at the building and an outdoor relative humidity (RH) at the building; and,
at a first time, determine a predicted humidity load of a future predetermined period based on a temperature of air within the building, a RH of air within the building, the outdoor ambient temperature, the outdoor RH, a predetermined air exchange rate of the building with outdoors, and an interior volume of the building,
wherein the future predetermined period is after the first time;
a humidification module configured to determine a predicted humidification provided by a humidifier within the building during the future predetermined period based on:
a period that the humidifier was on during a previous predetermined period, wherein the previous predetermined period is before the future predetermined period; and
a predetermined evaporation rate of the humidifier when the humidifier is on; and
a humidifier control module configured to open a water feed valve of the humidifier in response to a determination that the predicted humidification for the future predetermined period is less than the predicted humidity load of the future predetermined period.

US Pat. No. 10,767,877

FILTER ASSEMBLY FOR VENTILATION SYSTEMS, DECENTRALIZED LIVING SPACE VENTILATION SYSTEM COMPRISING A FILTER ASSEMBLY OF THIS TYPE AND VENTILATION UNIT

1. A filter assembly for a ventilation system, comprising:an air duct having an electrostatic precipitator through which an airstream which is to be purified is made to flow and which extends over a predefined section of the air duct,
wherein at least one heat reservoir element against which the airstream flows is provided in the predefined electrostatic precipitator of the air duct,
wherein the at least one heat reservoir element and the electrostatic precipitator are interleaved in one another such that the axial extent of the electrostatic precipitator which is interleaved with the at least one heat reservoir element is smaller than the sum of axial extents of a correspondingly powerful separate electrostatic precipitator and axial extents of one or more correspondingly powerful separate heat reservoir elements.

US Pat. No. 10,767,876

SYSTEMS AND METHODS FOR MONITORING AIR QUALITY AND EVENTS LIKELY TO AFFECT AIR QUALITY, AND TAKING REMEDIAL ACTION

KONINKLIJKE PHILIPS N.V.,...

1. An air quality-monitoring system, comprising:at least one sensor configured to detect operation of a mechanism within or at a boundary of an indoor environment, wherein the mechanism is external to an air purifier associated with the indoor environment;
a persistent memory for storing data about the indoor environment observed by the at least one sensor;
a controller, integral to said air purifier, communicatively coupled with the at least one sensor, said controller configured to:
assemble the data into an air quality profile associated with said indoor environment;
determine, based on a signal from the at least one sensor and on the air quality profile, a likelihood that operation of the mechanism will cause a measure of air quality within the indoor environment to fail one or more air quality criteria;
selectively provide, based on the likelihood, an indication that operation of the mechanism will cause the measure of air quality within the indoor environment to fail the one or more air quality criteria; and
cause the air purifier to take remedial action to prevent the measure of air quality within the indoor environment from failing the one or more air quality criteria.

US Pat. No. 10,767,875

HUMIDITY CONTROL UNIT AND METHOD HAVING BYPASS FOR PROCESS AIR

Munters Corporation, Sel...

1. An air conditioning and dehumidification system comprising:an enclosed housing having a dividing wall dividing the housing into first and second air plenums;
a refrigeration circuit including an evaporator coil in the first plenum, a condenser coil in the second plenum, and a condenser fan for drawing ambient air into the second plenum and through the condenser and discharging the air downstream from the condenser and to the outside of the housing;
a dehumidification system in the housing including a desiccant wheel rotatably mounted in the housing to rotate in a plane perpendicular to the dividing wall whereby one segment of the wheel functioning as the process segment is located in the first plenum and a second segment of the wheel functioning as the regeneration segment is located in the second plenum;
an ambient air supply air fan for drawing ambient air into the first plenum through the evaporator and then through the process segment of the desiccant wheel whereby the ambient air in the first plenum is cooled and dehumidified and supplied from the first plenum to an enclosure;
an ambient air bypass defining a third plenum and means for supplying ambient air through the third plenum and selectively to the enclosure as a bypass airstream; and
means for selectively cooling the bypass airstream in the third plenum,
wherein the means for selectively cooling the bypass airstream is a chilled water coil.

US Pat. No. 10,767,874

CEILING-EMBEDDED AIR CONDITIONER

FUJITSU GENERAL LIMITED, ...

1. A ceiling-embedded air conditioner comprising:a ceiling-embedded casing body that has an air suction path at a center of a lower surface and has an air blowoff path around the air suction path;
a turbo fan that is disposed inside the casing body;
a heat exchanger that is disposed inside the casing body on an outer peripheral side of the turbo fan;
a bell-mouth that guides air sucked from the air suction path toward an inside of the turbo fan; and
a rectifier that is provided to erect on a back surface side of the bell-mouth at an air suction path side opposite to an air suction surface of the bell-mouth, the rectifier directing swirling airflows generated by part of air blown from the turbo fan swirling along the back surface of the bell-mouth to the heat exchanger,
wherein the rectifier has a first rectifying side vertically and linearly erected on the back surface of the bell-mouth as a base end and a second rectifying side horizontally and linearly extended from a leading end of the first rectifying side, and
the first rectifying side is formed in parallel to a ventilation surface of the heat exchanger.

US Pat. No. 10,767,873

AIR PROCESSING SYSTEM AND METHOD

KONINKLIJKE PHILIPS N.V.,...

1. An air processing system, comprising:a controller for controlling the air processing system,
an air quality sensor having a sampling rate that relates to a frequency with which sensor readings are taken,
wherein the controller comprises an input adapted to receive activity status information from a home appliance, and
wherein the controller is arranged for:
determining from the activity status information operational settings of the air processing system; and
operating the air processing system using the determined operational settings, wherein operating the air processing system using the determined operational settings comprises:
reducing the sampling rate of the air quality sensor from a base sampling rate in response to the activity status information being indicative of the home appliance being active or ON; and
increasing the sampling rate of the air quality sensor to the base sampling rate in response to the activity status information being indicative of the home appliance being non-active or OFF.

US Pat. No. 10,767,872

BUILT-IN OVEN WITH HEIGHT ADJUSTER

Whirlpool Corporation, B...

1. An appliance comprising:a housing having a lower frame portion;
at least one fixed mounting point positioned on the lower frame portion; and
at least one height adjuster releasably coupled to the at least one fixed mounting point of the lower frame portion using a fastener, wherein the height adjuster includes:
first and second sidewalls;
a first fastening point disposed through one of the first and second sidewalls;
a second fastening point disposed through one of the first and second sidewalls, the second fastening point spaced-apart from the first fastening point; and
a lifter block interconnecting the first and second sidewalls, wherein the lifter block further includes a first sidewall and a second sidewall;
a first bottom trim piece secured to the housing when the at least one height adjuster is coupled to the at least one fixed mounting point of the lower frame portion at the first fastening point of the at least one height adjuster, wherein the housing is disposed at a first vertical height when the at least one height adjuster is coupled to the at least one fixed mounting point of the lower frame portion at the first fastening point of the at least one height adjuster;
a second bottom trim piece secured to the housing when the at least one height adjuster is coupled to the at least one fixed mounting point of the lower frame portion at the second fastening point of the at least one height adjuster, wherein the second bottom trim piece has a greater vertical height than a vertical height of the first bottom trim piece, and further wherein the housing is disposed at a second vertical height when the at least one height adjuster is coupled to the at least one fixed mounting point of the lower frame portion at the second fastening point of the at least one height adjuster, and further wherein the second vertical height is greater than the first vertical height.

US Pat. No. 10,767,871

CLEANING DEVICE FOR COMMERCIAL COOKING DEVICES

BUDICH INTERNATIONAL GMBH...

1. A cleaning device for commercial cooking devices, wherein the cleaning device has a connection unit configured to accommodate a container with a solid cleaning agent, a liquefaction device configured to liquefy the solid cleaning agent in the container and further configured to use a solvent if necessary, wherein the cleaning device is further configured for an optional at least one first supply tank.

US Pat. No. 10,767,870

CLEANING AGENT FOR CLEANING COMMERCIAL COOKING DEVICES

BUDICH INTERNATIONAL GMBH...

1. A method for cleaning a commercial cooking device, in which a container with a solid cleaning agent comprising a solid gel, is accommodated in a connection unit of the commercial cooking device, and in which the solid cleaning agent is liquefied in the cleaning process in the container by means of heat and/or a solvent, in order to generate a liquefied cleaning agent,wherein, after the cooking chamber has been cleaned with liquefied cleaning agent, expended cleaning agent is removed, and a rinsing cycle is performed, in which rinsing takes place by means of a rinsing agent, and
wherein a combination container is accommodated in the connection unit of the cooking device, the combination container has parallel arranged compartments with separate outlet openings, one of the compartments is a cleaning compartment with the solid cleaning agent, and another compartment is a rinsing compartment with a rinsing agent.

US Pat. No. 10,767,869

USER INTERFACE FOR A COOKING HOB

Electrolux Appliances Akt...

1. A user interface for a cooking hob, wherein:the user interface or at least a portion of said user interface is subdivided into partitions,
each partition corresponds with one of cooking zones of the cooking hob,
each partition comprises a digital display, and
the digital display in each partition includes:
at least two digits for alternatively displaying a current timer value and a current cooking parameter relating to a corresponding cooking zone,
a graphic bar input device for adjusting the current cooking parameter of the corresponding cooking zone, and
a timer input device for adjusting the current timer value of the corresponding cooking zone.

US Pat. No. 10,767,868

KNOB ASSEMBLY AND APPLIANCE HAVING KNOB ASSEMBLY

LG ELECTRONICS INC., Seo...

1. A knob assembly, comprising:a knob configured to be rotatable at a front of a front panel;
a knob ring configured to surround the knob at the front of the front panel and be rotated independently from the knob;
a support frame provided at a rear of the front panel;
an actuating ring provided at the rear of the front panel, rotatably supported by the support frame, and coupled to the knob ring through the front panel to be rotated by interlocking with rotation of the knob ring;
at least one spring connected to the support frame and the actuating ring and configured to provide an elastic force when the knob ring is rotated in one of a clockwise or counterclockwise direction from an initial position so as to return the knob ring toward the initial position when an external force is released; and
at least one magnet provided on at least one of the support frame or the actuating frame and configured to provide a magnetic force that returns the knob ring to the initial position.

US Pat. No. 10,767,867

BEARING SUPPORT ASSEMBLY

RAYTHEON TECHNOLOGIES COR...

11. A gas turbine engine comprising:a bearing support comprising:
a central shaft extending around and along an engine central longitudinal axis of the gas turbine engine, wherein the bearing support comprises a first end and a second end;
a flange shaft extending radially outward of the central shaft at an acute angle, relative to the engine central longitudinal axis from the first end to the second end, wherein the flange shaft comprises a rim defining an aperture; and
a tube boss extending from the central shaft radially outward through the aperture, wherein an annular channel is defined between the rim and the tube boss; and
an annular sealing member disposed within the annular channel;
wherein one side of the rim is directly connected to the central shaft and an opposing side of the rim is floating relative to the central shaft such that a gap is defined between the opposing side and the central shaft.

US Pat. No. 10,767,862

FLAME ROD

Rinnai Corporation, Nago...

1. A flame rod comprising:a rod portion made of a metal material containing aluminum; and
a protective cover layer containing a cover material having high conductivity and high heat resistance, wherein
the protective cover layer covers a surface of at least an insertion portion of the rod portion, the insertion portion being inserted into flame,
the protective cover layer has a thickness of 0.002 mm or more and less than 0.1 mm, and
the rod portion has a groove extending from the insertion portion to a non-insertion portion on the surface thereof, the non-insertion portion being disposed outside the flame.

US Pat. No. 10,767,861

METHOD AND APPARATUS FOR CAPTURING CARBON DIOXIDE DURING COMBUSTION OF CARBON CONTAINING FUEL

Washington University, S...

1. A method of reducing carbon-based byproducts when burning carbon-containing fuel, said method comprising:introducing an oxidizer to an upstream boiler;
introducing carbon-containing fuel to the upstream boiler;
burning the oxidizer and carbon-containing fuel in the upstream boiler;
transporting flue gas emitted from the upstream boiler to a downstream boiler;
introducing the flue gas to the downstream boiler for use as an oxidizer;
introducing carbon-containing fuel to the downstream boiler; and
burning the flue gas and carbon-containing fuel in the downstream boiler;
wherein each of the steps of introducing oxidizer comprises providing a circumferentially and axially even distribution of oxidizer in the respective boiler; and
wherein each of the steps of introducing oxidizer comprises ensuring the oxidizer has a ratio of circular momentum to axial momentum of less than 0.2.

US Pat. No. 10,767,860

EFFLUENT GAS TREATMENT APPARATUS AND METHOD

Edwards Limited, Burgess...

1. A treatment apparatus for treating an effluent gas comprising:a combustion chamber;
a burner;
an inlet for receiving secondary combustion air;
an exhaust gas outlet for outputting exhaust gases from said combustion chamber;
a heat exchanger for exchanging heat between a first fluid and a second fluid flowing through respective first and second fluid flow paths, said first fluid flow path being connected to said inlet such that said secondary combustion air flows from said inlet into said first fluid flow path and said second fluid flow path being connected to said outlet such that said exhaust gases received at said outlet flow into said second fluid flow path;
said heat exchanger comprising a fluid flow communication path for providing a path for flow of a portion of said exhaust gases from said second fluid into said first fluid; and
at least one inlet aperture for inputting said first fluid to said combustion chamber wherein said at least one inlet aperture comprises a fluid deflecting element associated with said aperture.

US Pat. No. 10,767,858

COOLING DEVICE FOR A BURNER OF A GASIFICATION REACTOR

Air Products and Chemical...

1. A cooling device for a burner of a gasification reactor, the cooling device comprising:several concentric rings of increasing diameter, forming a truncated cone shape having a largest diameter opening facing a reaction zone of the gasification reactor and a smallest diameter opening facing a burner head of a burner, each ring being a conduit having an inlet and an outlet for a cooling medium,
at least one separately replaceable part-circular outer ring positioned adjacent the concentric rings that form the truncated cone shape at an outer side of the truncated cone shape adjacent the largest diameter opening, each of the at least one part-circular outer ring having an interruption, the interruption of the at least one part-circular outer ring facing downward in a direction of gravity to define the interruption along an interruption angle, the interruption angle being a predetermined radial angle defining an extent to which a bottom gap extends.

US Pat. No. 10,767,853

OVERHEAD CABLE MANAGEMENT SYSTEM WITH INTEGRATED LIGHTING

Telect, Inc., Liberty La...

17. A cable management lighting system comprising:a plurality of overhead cable routing components, at least one of the plurality of overhead cable routing components having a substantially U-shaped cross section with a first side wall and a second side wall protruding from a bottom wall;
a plurality of coupler components securing the plurality of overhead cable routing components together,
one or more lights disposed within the bottom wall of the at least one of the plurality of overhead cable routing components, the bottom wall having a horizontal upper surface and a horizontal lower surface and the one or more lights being located between the horizontal upper surface and the horizontal lower surface, the horizontal upper surface and the horizontal lower surface being continuous between the first side wall and the second side wall, the first side wall including a first end proximate to the bottom wall and a second end distal from the bottom wall, the second side wall including a first end proximate to the bottom wall and a second end distal from the bottom wall, the first end of the first side wall and the first end of the second side wall being a first distance apart, the second end of the first side wall and the second end of the second side wall being a second distance apart, and the first distance being less than the second distance;
a power connector disposed on at least one end of the at least one of the plurality of overhead cable routing components; and
a power supply communicatively coupled with the one or more lights through the power connector.

US Pat. No. 10,767,852

PORTABLE STORAGE CASE AND LIGHTING ASSEMBLY

EDC, Inc., Kenersville, ...

1. A portable storage case comprising:a case body defining a storage chamber;
a lid rotatably mounted to the case body to move between an open position and a closed position, the open position permitting access to the storage chamber, the closed position restricting access to the storage chamber;
a lighting assembly attached to one of the lid and the case body, the lighting assembly comprising a light source and a support board;
a nonmechanical field switch in electrical communication with the lighting assembly to restrict activation of the lighting assembly in the closed position;
a control board attached to the one of the lid and the case body in electrical communication with the lighting assembly, the control board comprising a user input configured to adjust activation of the lighting assembly;
a power source mounted to the control board to supply power thereto; and
a passive field element attached to the other of the lid and the case body and engaged with the nonmechanical field switch in the closed position,
wherein the control board and the power source are spaced apart from the lighting assembly along an inner surface of the one of the lid and the case body.

US Pat. No. 10,767,850

ATTACHING LIGHT EMITTING DEVICES TO ITEMS OF CLOTHING

Wearable Technology Limit...

1. A method of attaching a light-emitting device to an item of clothing, comprising the steps of:supporting said light-emitting device on a substrate;
connecting power cables to said substrate;
applying an adhesive film to an inside surface of a clothing fabric;
creating a hole through said adhesive film and said clothing fabric at an intended position for said light-emitting device;
positioning a central portion of a clear plastics material over said hole to define a window, such that said central portion is secured by said adhesive film, a first flap extends from a first side of said central portion and a second flap extends from a second side of said central portion;
locating said light-emitting device at the position of said window;
folding said first flap over said substrate;
further-folding said second flap over said folded first flap; and
attaching said further folded second flap to said folded first flap to define a sealed enclosure for said substrate.

US Pat. No. 10,767,849

LED LUMINAIRE

Shat-R-Shield, Inc., Sal...

12. A luminaire comprising:a housing having fins located within the housing,
a driver box mounted within the housing,
a heat sink having upward facing and downward facing heat sink fins within the housing,
at least one light-emitting diode printed circuit board having a light-emitting diode within the housing,
a lens within the housing, and
a lens cover attached to the housing, the lens cover having lens cover fins interlocking with the downward facing heat sink fins of the heat sink,wherein the upward facing heat sink fins are interlocking with the housing fins of the housing, andwherein the housing is comprised of a thermally conductive plastic resin.

US Pat. No. 10,767,847

PHOTOGRAPHIC LIGHTING DEVICE

DOPCHOICE GMBH, Munich (...

1. A device comprising:a plurality of side walls made of a flexible material, each side wall of the plurality of side walls having a proximal edge and a distal edge opposite to the proximal edge, the plurality of side walls arranged to define an interior space between the plurality of side walls, each side wall being connected to two other side walls of the plurality of side walls at side edges that extend between the proximal and distal edges of the connected side walls;
a plurality of flexible rods, each flexible rod of the plurality of flexible rods being disposed along one side wall of the plurality of side walls and between the side edges of the one side wall, each flexible rod having a first end and a second end that are arranged closer to a distal end of one wall of the plurality of side walls, and a curved middle portion arranged closer to the proximal edge of the same wall of the plurality of side walls;
wherein the device is configured to be fastened to a lamp at the proximal edges of the side walls so that light emitted by the lamp illuminates the interior space between the plurality of side walls.

US Pat. No. 10,767,846

LED LAMP WITH LED CHIP SET

JIAXING SUPER LIGHTING EL...

1. An LED (light emitting diode) lamp comprising:a lamp shell including a lamp head, a lamp neck and a sleeve, the lamp head connects to the lamp neck which connects to the sleeve;
a passive heat dissipating element having a heat sink connected to the lamp shell, wherein the heat sink comprises fins and a base, the sleeve of the lamp shell is located in the heat sink, the lamp neck projects from the heat sink, height of the lamp neck is at least 80% of height of the heat sink;
a power source having a first portion and a second portion, wherein the first portion of the power source is disposed in both the lamp neck and the lamp head of the lamp shell, and the second portion of the power source is disposed in the heat sink of the passive heat dissipating element;
a light emitting surface connected to the heat sink of the passive heat dissipating element and comprising LED chips electrically connected to the power source, wherein the light emitting surface and the heat sink are connected to form a heat transferring path from the LED chips to the passive heat dissipating element;
a first heat dissipating channel formed in a first chamber of the lamp shell for dissipating heat generated from the power source while the LED lamp is working, and the first chamber is located between bottom of the LED lamp and an upper portion of the lamp neck; and
a second heat dissipating channel formed in the heat sink and between the fins and the base of the heat sink for dissipating the heat generated from the LED chips and transferred to the heat sink;
wherein the first heat dissipating channel comprises a first end on the light emitting surface to allow air flowing from outside of the LED lamp into the first chamber, and a second end on the upper portion of the lamp neck of the lamp shell to allow air flowing from inside of the first chamber out to the LED lamp;
wherein the second heat dissipating channel comprises a third end on the light emitting surface to allow air flowing from outside of the LED lamp into the second heat dissipating channel, and flowing out from spaces between every adjacent two of the fins;
wherein a third aperture is located in a central region of the light emitting surface, and the third aperture forms an air intake of both the first heat dissipating channel and the second heat dissipating channel;
wherein a lateral outline of the LED lamp detours around an axis of the LED lamp 360 degrees to turn around to form an contour of the LED lamp, any point on the outline meets a formula as follows:
y=?ax3+bx2?cx+K;
where K is a constant, and range of the constant of K is 360˜450; range of value of a is 0.001˜0.01, range of value of b is 0.05˜0.3, and range of value of c is 5˜20;
wherein the light emitting surface includes at least one LED chip set having LED chips, at least one fin of the heat sink is projected onto a plane on which the LED chip set is located along an axial direction of the LED lamp, a projection of the at least one fin at least overlaps at least one LED chip of the LED chip set.

US Pat. No. 10,767,845

CORE TROFFER SNAP IN AND GROUNDING ASSEMBLY

SIGNIFY HOLDING B.V., Ei...

1. A troffer-based lighting arrangement comprising end plates and a lighting unit configured between said end plates, wherein the lighting unit comprises a grounding point and head ends, wherein the end plates are associated with the respective head ends via connectors, wherein the lighting unit and end plates are in physical contact with each other for providing grounding continuity between the lighting unit and the end plates, and which connectors comprise head end locking tabs and end plate locking slots, wherein the locking tabs reside in the respective locking slots, the troffer-based lighting arrangement further comprising a troffer, wherein the troffer comprises side elements and said end plates defining a trough-like space for engaging at least part of said lighting unit, and wherein the lighting unit and said end plates are configured in interference fit for providing grounding continuity between the lighting unit and the end plates; wherein the end plates comprise protruding elements that protrude from the end plates and which are configured in interference fit with the lighting unit for providing grounding continuity between the lighting unit and the end plates.

US Pat. No. 10,767,842

SWIVELING SUPPORT FOR AMENITIES

1. Apparatus for supporting an amenity, comprising:a. a vertical support member having a first interior void;
b. a horizontal support member having a second interior void;
c. a swivel coupling said vertical and horizontal support members and enabling Q communication between said first and second interior voids and (ii) said horizontal support member to rotate horizontally around said vertical support member;
d. an amenity support frame having a third interior void, coupled to said horizontal support member such that said third interior void is in communication with said second interior void;
e. an amenity attachment member in said amenity support frame adapted to receive and an amenity attached to said amenity attachment member; and
f. a fuel conduit extending through said first, second and third interior voids to said amenity attachment member for supplying fuel to said amenity, said fuel comprising a gas.

US Pat. No. 10,767,839

LIGHTING SYSTEM

DOW AGROSCIENCES LLC, In...

9. A method of controlling the light intensity received at a plant canopy comprising the steps of:providing a plurality of plants defining a plant canopy;
providing artificial light from an artificial light source positioned above the plant canopy;
measuring a light intensity with a light intensity sensor at one of the plant canopy and a predetermined distance above the plant canopy;
adjusting the distance between the plant canopy and artificial light source in response to the measured light intensity;
determining the distance between the light intensity sensor and the plant canopy with a distance sensor; and
adjusting the position of the light intensity sensor relative to the artificial light source in response to the measured distance to position the light intensity sensor at the predetermined distance above the plant canopy.

US Pat. No. 10,767,838

LIGHTING UNIT

1. A method for producing a lighting unit, the method comprising:providing a printed circuit board supporting a lamp and an electronic circuit configured to activate the lamp; and
applying by at least one of inkjet printing and screen printing a decorative layer directly on a surface of the printed circuit board, wherein the electronic circuit is provided with contact elements arranged on the surface of the printed circuit board and configured to contact an electrochromic layer, wherein the electrochromic layer is applied extending over the lamp, wherein the electrochromic layer can be brought into a first transparent state or a second translucent state by activation by the electronic circuit, wherein light emitted from the lamp only passes through the first transparent state of the electrochromic layer, and wherein the electrochromic layer is configured to hide the lamp until the lamp is activated;
wherein applying the decorative layer further comprises applying the decorative layer over the electrochromic layer extending over the lamp and reducing saturation of the portion of the decorative layer in the region extending over the lamp.

US Pat. No. 10,767,835

COLOR MIXING OPTICS FOR LED ILLUMINATION DEVICE

Lutron Ketra, LLC, Coope...

1. An apparatus comprising a plurality of emission LEDs mounted to a substrate,wherein the plurality of emission LEDs are divided into N blocks, where N is an integer value greater than or equal to 3;
wherein each respective block consists of N LEDs, wherein each LED within a respective block is configured to produce a different color of light;
wherein the N LEDs within each respective block are arranged to form a polygon having N sides;
wherein the N blocks of LEDs are arranged in a pattern on the substrate to form a polygon having N sides; and
wherein the plurality of emission LEDs are electrically coupled as N chains of serially connected LEDs with N LEDs in each chain, wherein each LED within a respective chain is configured to produce a same color of light, and wherein each respective chain of LEDs is configured to produce a different color of light.

US Pat. No. 10,767,834

CONCEALED VEHICLE INDICIA

Ford Global Technologies,...

1. A vehicle, comprising:A plurality of light sources configured to emit light, the plurality of light sources spaced across an interior of the vehicle;
a vehicle trim component spaced from the plurality of light sources, the vehicle trim component including a substrate defining a surface, wherein the surface integrally defines an optical grating; and
a light transmissive layer positioned over the optical grating, the light transmissive layer configured to conceal the optical grating such that the optical grating is not apparent, wherein the plurality of light sources are configured to direct the light across the interior and through the light transmissive layer to the optical grating.

US Pat. No. 10,767,833

OPTICAL DEVICE, METHOD FOR MANUFACTURING SAME, AND DISPLAY DEVICE

HEFEI BOE OPTOELECTRONICS...

7. A method for manufacturing an optical device, comprising:providing a first package substrate comprising a first side surface and a second side surface arranged opposite to each other and a second package substrate comprising a third side surface and a fourth side surface disposed opposite to each other;
bonding the second side surface of the first package substrate and the fourth side surface of the second package substrate by applying a quantum dot functional layer between the first package substrate and the second package substrate to form a quantum dot film after the quantum dot functional layer has been cured;
forming a chip substrate having a first face on which a plurality of light-emitting chips for emitting blue light is distributed in an array; and
arranging the quantum dot film on a side of the chip substrate where the first face is located,
wherein the providing the first package substrate and the second package substrate comprises:
forming a prism structure on the first side surface of the first package substrate with the first package substrate as a base substrate, and
forming a uniform-light diffusing film on the third side surface of the second package substrate with the second package substrate as a base substrate.

US Pat. No. 10,767,830

LIGHTING AND/OR SIGNALLING DEVICE WITH LIQUID-CRYSTAL DISPLAY, IN PARTICULAR FOR A MOTOR VEHICLE

VALEO VISION, Bobigny (F...

1. A device for a motor vehicle, the device comprising:a light source emitting a primary beam;
a scattering element; and
at least one liquid-crystal display arranged between the light source and the scattering element, the at least one liquid crystal display
being controlled in order to selectively transmit at least one portion of the primary beam toward the scattering element to form a secondary beam with at least two different distributions of light, an image of the at least one liquid-crystal display being formed on the scattering element, wherein the at least one liquid-crystal display is curved so as to allow a small angle of incidence to be obtained for each of rays of the primary beam on the at least one liquid-crystal display, the small angle of incidence being smaller than or equal to 30° degrees.

US Pat. No. 10,767,828

VEHICULAR HEADLAMP

STANLEY ELECTRIC CO., LTD...

1. A vehicular headlamp comprising:a front lens body extending in a predetermined direction;
a plurality of optical systems disposed along the predetermined direction behind the front lens body; and
a control means, wherein
the plurality of optical systems each includes:
a rear lens unit disposed behind the front lens body; and
a light source which is disposed behind the rear lens unit and emits light which is irradiated forward permeating the rear lens unit and the front lens body in that order to form a light distribution pattern for a headlamp, and
the control means individually controls lighting states of the light sources in each of the plurality of optical systems.

US Pat. No. 10,767,826

INTELLIGENT ROAD LAMP

SHANGHAI SANSI ELECTRONIC...

1. An intelligent road lamp comprising:a lamp base which comprises:
a lamp base housing body, provided with a mounting space inside, the mounting space has an open end facing downward; a plurality of access interfaces having spacing from each other disposed in the mounting space, the access interfaces provide electrical and/or signal access;
at least one illumination module and at least one functional circuit module, disposed in the mounting space of the lamp base housing body, the illumination module and the functional circuit module perform electrical and/or signal connection through the access interfaces;
the functional circuit module is integrated in the at least one illumination module, a plurality of the illumination modules and the functional circuit module are arranged along a length direction of the lamp base on a bottom side of the lamp base; and
the road lamp is a pixel-type lamp, each illumination module comprises a plurality of LED units disposed on a lower surface of the illumination module and protruding toward the open end, and a plurality of heat dissipation components disposed around the outside of the LED units in one-to-one correspondence are disposed on the lower surface of the illumination module.

US Pat. No. 10,767,825

POLE

PHOTIZO GLOBAL PTE LTD, ...

1. A pole for supporting at least one light fixture and at least one information and communication device thereon, the pole comprising:an elongate structural core to support weight of the pole;
an elongate external covering housing at least an upper portion of the structural core therein; the structural core defining a plural number of channels within the external covering to separate electrical wiring provided in each of the number channels;
the pole further comprising a base, the base comprising
a base plate having a central through hole for passing cabling therethrough, the base plate configured to be secured to a site where the pole is installed; and
an upstanding hollow central column provided on the base plate, a bottom portion of the structural core received in the central column,
wherein the base further comprises a casing provided around and spaced apart from the central column.

US Pat. No. 10,767,823

LED LIGHTING ASSEMBLY

COOLEDLITE, INC., Deerfi...

1. A mount for an LED lighting assembly for a recessed ceiling can defining a recess in a ceiling, comprising:a length adjusting shaft having adjustment features formed on the shaft;
an electrical contact portion disposed at a first end of the length adjusting shaft, the electrical contact portion electrically couplable with a light-bulb outlet disposed within the ceiling recess can and electrically coupled to provide power to the LED lighting assembly;
a housing defining a chamber, the housing being adjustable along the length adjusting shaft and includes a releasable engagement for engaging one of the adjustment features on the length adjusting shaft, wherein the housing is configured to cover the recess;
a circuit board disposed in the housing and having a plurality of LEDs configure to emit light through a bottom of the housing; and
an external release disposed outside the housing that is coupled to the releasable engagement and configured to release the releasable engagement from the one of the adjustment features, wherein the external release is accessible on an outside of the housing when the housing is in place covering the recess.

US Pat. No. 10,767,822

AUTOMATIC LIGHT CONTROL FOR ILLUMINATION OF A FEATURE OF INTEREST

1. A lighting system, comprising:a plurality of adjustable overhead light sources that are each supported by a wall or ceiling of a room and configured to project a corresponding beam of light, the plurality of adjustable overhead light sources each mounted at a different fixed location external to and above a subject, each of the plurality of adjustable overhead light sources configured to individually adjust orientation of the corresponding beam of light projected by that adjustable overhead light source independent of the other adjustable overhead light sources;
one or more image capture devices positioned external to and about the subject; and
a controller communicatively coupled to the plurality of adjustable overhead light sources and the one or more image capture devices, the controller configured to:
calibrate at least one overhead light source of the plurality of adjustable overhead light sources based upon at least one identifiable feature within one or more calibration images captured by the one or more image capture devices;
track a location of a target or a feature of interest of the subject based upon tracking images captured by the one or more image capture devices; and
in response to detecting a change in the location of the target, automatically adjust orientation of one of the corresponding beams of light projected from one adjustable overhead light source of the plurality of adjustable overhead light sources by independently adjusting the one adjustable overhead light source to direct the one corresponding beam of light from the one adjustable overhead light source at the feature of interest based upon the change in the location of the target or the feature of interest.

US Pat. No. 10,767,821

FAIRLEAD WITH A LIGHTING SYSTEM

WARN INDUSTRIES, INC., C...

1. A fairlead, comprising:a fairlead frame including an opening; and
a lighting system disposed along the fairlead frame, the lighting system comprising a plurality of lights, wherein the lighting system is integrated with the fairlead frame,
wherein the opening extends through an entirety of the fairlead frame from a front-facing surface to a rear-facing surface of the fairlead frame, and wherein the opening is defined by a first perimeter at the front-facing surface and a second perimeter at the rear-facing surface, and wherein each of the first perimeter and the second perimeter include a rounded edge.

US Pat. No. 10,767,820

CHARGING DEVICE HAVING LATCH ARMS FOR A PORTABLE LIGHT

Streamlight, Inc., Eagle...

1. A charging device for a portable light having a light body containing a rechargeable battery, the light body of the portable light having opposing sides and having one or more charging contacts for receiving electrical power for charging the rechargeable battery,the charging device comprising:
a charger housing having one or more walls defining a generally rectangular receptacle configured to receive the light body of the portable light and having one or more charging contacts configured to make electrical connection to the one or more charging contacts of the portable light when the portable light is disposed in the receptacle of said charger housing;
a pair of latch arms each moveably mounted on said charger housing in opposing positions at opposite sides of the receptacle thereof, said latch arms being moveable to move closer together to extend into the receptacle and to move farther apart to be out of the receptacle,
wherein each latch arm has a distal end configured to engage the light body of the portable light when the portable light is disposed in the receptacle of said charging device and the latch arms are moved to be closer together and to not engage the light body of the portable light when the portable light is disposed in the receptacle of said charging device and the latch arms are moved to be farther apart; and
a first biasing member disposed within said charger housing and configured to engage each of said latch arms to bias the distal ends of said latch arms to move towards each other,
whereby said latch arms are biased to move into the receptacle of said charger housing to engage and retain the portable light in said charging device.

US Pat. No. 10,767,819

LED LIGHTING TUBE DEVICE AND METHOD

Argo Import Export Ltd, ...

1. An LED lighting tube, comprising:a heat-dissipating tubular envelope including an LED assembly including a substantially flat LED board having an LED array attached to an upper surface of said LED board and an opposite base surface of said LED board entirely and directly affixed to a curved inner surface of said heat-dissipating tubular envelope and an adhesive layer consisting of a non-insulating adhesive that extends an entire length of said LED assembly between said base surface of said LED board and said curved surface of said heat-dissipating tubular envelope, wherein said LED lighting tube provides up to 330° arcs of light, wherein open ends of said heat-dissipating tubular envelope are closed by end caps, said LED board including a first end in electrical communication with a first electrical connector and a second end in electrical communication with a second electrical connector, wherein said first electrical connector and said second electrical connector are connectable to an electrical receptacle of a light fixture through said end caps, wherein an inner space of said heat-dissipating tubular envelope includes ambient atmosphere, wherein said LED array emits light chosen from the group consisting of white light, pink light, blue light, yellow light, green light, red light, orange light, infrared light, and ultraviolet light, wherein said heat-dissipating tubular envelope has a diameter chosen from the group consisting of ¼?, ½?, ??, 1?, and 1½?, and a length chosen from the group consisting of 6?, 9?, 12?, 18?, 48?, and 96?, and further including a protective film operatively attached to said heat-dissipating tubular envelope.

US Pat. No. 10,767,815

TANK ARRANGEMENT

1. A tank arrangement for storing liquefied natural gas, the arrangement comprising:a multilobe tank having a longitudinal axis defining a longitudinal direction and a lateral axis defining a lateral direction, the tank including at least three tank sections arranged in a row in the lateral direction, each tank section being supported against a support surface with a first support supporting the tank in vertical direction and allowing movement of the tank relative to the support surface in the longitudinal direction, and with a second support supporting the tank in the vertical direction, at least one of the second supports preventing movement of the tank relative to the support surface in the longitudinal direction; and
one of the tank sections including a third support, which supports the tank in the vertical direction and allows movement of the tank relative to the support surface in the longitudinal direction and prevents movement in the lateral direction, wherein the first and second supports are configured to allow shrinkage and expansion of the tank in the lateral direction.

US Pat. No. 10,767,813

LUBRICANT INJECTOR

Lincoln Industrial Corpor...

1. A lubricant injector for delivering a predetermined quantity of lubricant, the injector comprising:a body having opposing first and second ends and a longitudinal axis extending between the two ends, the body including:
an inlet fluidly coupleable to a source of lubricant;
an outlet;
an elongated bore extending generally along the body axis and having an outer end at the body second end, a closed inner end spaced axially from the body first end, a first port, and a second port disposed generally axially between the bore closed end and the first port; and
a delivery chamber separate from the bore and having an inlet port and an outlet port fluidly coupled with the body outlet; and
a piston disposed within the elongated bore so as to divide the bore into an operating chamber fluidly coupled with the first port and a measuring chamber fluidly coupled with the second port, the operating chamber being fluidly coupled with the inlet and the measuring chamber being located axially between the bore closed end and the operating chamber and being fluidly coupleable with the inlet and alternatively with the delivery chamber.

US Pat. No. 10,767,812

POST MOUNTABLE SUPPORT

1. A support securable to a post, the support comprising:an elongate bow having a first end and a second end that is distal from the first end and a first side edge and opposing second side edge;
a top notch formed at the first end of the elongate bow, the top notch including
an open portion formed on the first side edge of the elongate bow and
a rectangular tab extending at least partially over an open side of the top notch, the tab extending only from a side of the open portion adjacent the first end of the elongate bow and extending into a middle of the top notch;
a bottom notch formed at the second end of the elongate bow, the bottom notch including
an open portion formed on the opposing second side edge of the elongate bow and
a rectangular tab extending at least partially over an open side of the bottom notch, the tab of the bottom notch extending only from a side of the open portion adjacent the second end of the elongate bow and extending into a middle of the bottom notch;
a tension area formed on the elongate bow adjacent to at least one of the top notch and the bottom notch, wherein when the post is secured within the top notch and the bottom notch, a middle portion of the elongate bow adjacent to a connector arcs away from the post from the tension area towards the middle portion;
the connector attached to the elongate bow between the top notch and the bottom notch, the connector configured to removably receive an accessory;
wherein when the support is not mounted on the post, the elongate bow is substantially flat; and
wherein the top notch and bottom notch are shaped to receive and secure the support to the post with the top notch and the bottom notch to support a weight of the support, connector, and accessory on the connector.

US Pat. No. 10,767,811

BRAKE CONTROL SYSTEM FOR SUSPENSIONS

Stryker Corporation, Kal...

1. A medical device assembly comprising:a support member;
a first arm rotatably connected to the support member at a first rotary joint having a first rotational axis;
a second arm rotatably connected to the first arm at a second rotary joint having a second rotational axis that is parallel to the first rotational axis;
a medical unit connected to an end of the second arm opposite the first arm;
an angle detector located at the second rotary joint and configured to monitor an angle of the first arm relative to the second arm; and
a braking system comprising a brake located at the first rotary joint and a control system comprising one or more processors configured to:
receive one or more signals from the angle detector, and
in response to receiving a signal from the angle detector indicative of the angle detector detecting that the first arm and the second arm are substantially aligned, control the braking system to prevent rotation of the first arm about the first rotary joint while the second arm remains free to rotate relative to the first arm about the second rotary joint.

US Pat. No. 10,767,810

ELECTRONIC DEVICE HOLDER

Toshiba Client Solutions ...

1. A holder that attaches a first electronic device and a second electronic device to a display, the holder comprising:a first holder section comprising a group of through holes that receives a group of male screws to be screwed into a group of female screws of the display, and storing the first electronic device; and
a second holder section that attaches to the first holder section and stores the second electronic device wherein the first holder section comprises a first engaging section, the second holder section comprises a second engaging section, and the first engaging section engages with the second engaging section, wherein
the first holder section further comprises:
a base plate comprising the group of through holes;
an upper holding section, at an upper portion extending from the base plate, that holds the first electronic device; and
a lower holding section, at a lower portion extending from the base plate, that holds the first electronic device;
the upper holding section comprises:
a pair of guides extending from the base plate; and
a coupling member, substantially parallel to the base plate, that couples the pair of guides together,
the base plate, the pair of guides, and the coupling member forming an insertion opening, wherein the holder receives the first electronic device through the insertion opening, wherein the holder permits the first electronic device to be removed from the holder through the insertion opening;
the lower holding section comprises:
a first bottom plate extending from the base plate; and
a front plate extending from the first bottom plate and substantially parallel to the base plate, and
the front plate comprises the first engaging section.

US Pat. No. 10,767,806

REPAIR CLAMP GASKET

Total Piping Solutions, I...

1. A gasket comprising:a flexible sheet having a first side, a second side, a first edge and a second edge;
said first side of said flexible sheet comprising:
a primary contact surface;
at least a first circumferential seal bead protruding from said primary contact surface from a first seal end to a second seal end, and said first circumferential seal bead having a transverse seal length between said first edge and said second edge of said flexible sheet;
a standalone header bead protruding from said primary contact surface from a first header end to a second header end, and said standalone header bead having a transverse header length between said first edge and said second edge of said flexible sheet that is substantially less than said transverse seal length of said first circumferential seal bead;
said first seal end of said first circumferential seal bead positioned closer to said first edge of said flexible sheet than said first header end of said standalone header bead; and
said second seal end of said first circumferential seal bead positioned closer to said second edge of said flexible sheet than said second header end of said standalone header bead.

US Pat. No. 10,767,805

PIPE LINING SYSTEMS AND METHODS OF USE

BLD Services, LLC, Kenne...

1. A backing ring comprising:an inward facing portion and an outward facing portion;
a first edge portion around an outer circumference of said backing ring, and a second edge portion around an inner circumference of said backing ring;
wherein said inward-facing portion is adapted to be attached to a cured-in-place pipe liner;
said backing ring further comprises a bonded portion and an unbonded portion and said unbonded portion comprises a pocket adapted to hold a hydrophilic material within said pocket between said unbonded portion and said cured-in-place pipe liner to inhibit said hydrophilic material from contacting an inner surface of a main line pipe;
said backing ring is positioned on or around a lateral opening of said cured-in-place pipe liner; and
said backing ring comprising a felt.

US Pat. No. 10,767,804

LEAK-SEALING DEVICE AND METHOD AND SYSTEM FOR SEALING A LEAK

1. A leak-sealing device for sealing a leak in a container, tank and/or pipe comprising:a housing-like carrier unit comprising a tubular body extending longitudinally between opposite front and back ends and a seal being disposed in the body, the seal fluidly separating the back end of the body from the front end of the body,
a piston unit being disposed in the tubular body, the piston unit comprising a piston and a tubular piston rod attached to the piston, the piston being disposed between the seal and the front end of the tubular body, the piston sealingly dividing the tubular body into front and back tubular portions on opposite sides of the piston, the back tubular portion extending longitudinally from the piston to the seal, the piston being longitudinally movable within the tubular body between spaced-apart back and front positions of the piston, the piston moving towards the front of the tubular body when moving from the back position to the front position, the piston rod being conjointly movable with the piston, the piston rod extending longitudinally from the piston and into the back tubular portion of the tubular body, the piston rod comprising a hollow interior, the tubular body and the piston rod being spaced apart from one another along the longitudinal axis of the piston rod, the interior of the piston rod not being in fluid communication with the back tubular portion of the tubular body when the piston is in the back position and the interior of the piston rod being in fluid communication with the back tubular portion of the tubular body when the piston is in the front position,
an expandable leak-sealing means being attached to the piston and in fluid communication with the interior of the piston rod, the leak sealing means being disposed in the front tubular portion of the tubular body, the fluid sealing means being disposed in a storage position when the piston is in the back position and being disposed in a sealing position when the piston is in the front position, wherein the leak sealing means is not expanded or expanded only slightly when in its storage position, and
one fluid connection having an intake opening being disposed to receive fluid and a discharge opening that opens into the back tubular portion of the body when the piston is in the back position;
wherein when a source of pressurized fluid is fluidly connected to the intake opening of the one fluid connection when the piston is in the back position:
the source of pressurized fluid is not fluidly connected with the interior of the piston rod,
the source of pressurized fluid pressurizes the back tubular portion of the tubular body, and urges the piston from the back position and to the front position, and
when the piston reaches the front position the pressurized back tubular portion is fluidly connected to the interior of the piston rod and the leak sealing means the source of pressurized fluid at least partially fills the leak-sealing means through the piston rod.

US Pat. No. 10,767,802

FLUID APPARATUS

Surpass Industry Co., Ltd...

1. A fluid apparatus that is installed in a piping through which a fluid used in a semiconductor manufacturing apparatus is allowed to flow, the fluid apparatus comprising:a body portion in which a fluid flow passage is formed, the fluid flow passage extending along an axis, and having a valve hole at one end of the fluid flow passage; and
a valve element portion accommodated in the body portion in an advancing and retracting manner along the axis,
wherein at least a portion of the valve element portion is made of a conductive fluororesin material containing a fluororesin material and carbon nanotubes dispersed in the fluororesin material, and is conductive with a grounding portion maintained at a ground potential,
wherein a volume resistivity of the conductive fluororesin material falls within a range of larger than 1.0×103 ?·cm and less than 1.0×104 ?·cm,
wherein the valve element portion has a tubular shape conforming to an inner peripheral surface of the body portion, the valve element portion comprising:
a distal end portion, inserted into the valve hole, made of a non-conductive fluororesin material containing no carbon nanotubes; and
a proximal end portion made of the conductive fluororesin material, the proximal end having:
an inner space in communication with an other end of the fluid flow passage; and
a flow hole allowing a fluid to flow between the inner space and the valve hole,
wherein the body portion includes:
a first body portion configured to support an outer peripheral surface of the valve element portion on a distal end side; and
a second body portion configured to support an outer peripheral surface of the valve element portion on a proximal end side, the second body portion being disposed on an inner peripheral side of the first body portion,
wherein the first body portion is made of a non-conductive fluororesin material containing no carbon nanotubes, and
wherein the second body portion is made of the conductive fluororesin material, and is in contact with both a portion of the valve element portion, which is made of the conductive fluororesin material, and the grounding portion.

US Pat. No. 10,767,801

CONDUIT COUPLING ADAPTER

1. A conduit coupling comprising:an enclosure having an enclosure opening with the enclosure opening having two opposing sides;
a conduit having a circular cross-sectional area and an end portion;
a conduit coupling adapter comprising a first end and a second end coupled to the first end, wherein the conduit coupling adapter comprises a flange positioned between the first end and the second end;
wherein the first end of the conduit coupling adapter includes a first opening;
wherein the first end of the conduit coupling adapter is comprised of a circular cross sectional area;
wherein the end portion of the conduit is disposed within the first opening of the first end of the conduit coupling adapter;
wherein the conduit is bonded to the first end of the conduit coupling adapter with an adhesive disposed about the first opening of the first end of the conduit coupling adapter;
wherein the first opening of the first end of the conduit coupling adapter comprises a bonding surface adapted for bonding the conduit to the first opening of the first end of the conduit coupling adapter using the adhesive;
wherein the second end of the conduit coupling adapter includes a circular cross-sectional area;
wherein the second end of the conduit coupling adapter includes external threading on at least a portion of its circular cross-sectional area;
wherein the second end of the conduit coupling adapter is disposed within the enclosure opening of the enclosure such that the flange rests against an exterior of the enclosure;
a washer positioned about the second end of the conduit coupling adapter;
a locknut threadably attached to the second end of the conduit coupling adapter;
a cable disposed within the conduit, the conduit coupling adapter, and the enclosure opening of the enclosure; and
wherein the attachment of the locknut to the second end of the conduit coupling adapter prevents the washer from being repositioned.

US Pat. No. 10,767,800

COUPLING ELEMENT FOR A COUPLING FOR CONNECTING PRESSURE MEDIUM LINES

1. A coupling element for a coupling for connection of pressure medium lines, comprising a housing, a flow channel for a pressure medium, a valve tappet, a pressure sleeve and an inner body, wherein the housing has a coupling axis A, wherein the valve tappet is mounted in the housing such that the valve tappet is arranged in the flow channel, wherein the valve tappet has a valve tappet head, wherein the pressure sleeve surrounds the valve tappet, wherein the pressure sleeve is held in a movable configuration along the coupling axis A between a closed position, in which the flow channel is closed by the pressure sleeve, and an open position, in which the flow channel is opened by the pressure sleeve, wherein the pressure sleeve is in sealing contact with the valve tappet head when in the closed position, wherein a force from the pressure sleeve parallel to the coupling axis A acts upon the valve tappet head urging the tappet head into the sealing contact with the pressure sleeve,further comprising wherein the inner body or the pressure sleeve has means for limiting the force from the pressure sleeve upon the valve tappet head.

US Pat. No. 10,767,799

VAPOR COUPLER

OPW-ENGINEERED SYSTEMS, I...

1. A fluid system coupler, comprising:a coupler body at least partially defining a fluid passageway therethrough, the coupler body having an open end configured to selectively receive an adaptor therein,
a seal assembly movably disposed within the coupler body;
one or more lever cams pivotally connected to the coupler body; and
a handle movably connected to the coupler body, the handle being connected to the seal assembly by one or more sliders such that movement of the handle moves the one or more sliders and the seal assembly relative to the coupler body, the one or more sliders being configured to engage the one or more lever cams during movement of the handle such that movement of the handle moves the one or more sliders and causes the one or more lever cams to pivot relative to the coupler body.

US Pat. No. 10,767,796

SANITARY SHOWER

Hansgrohe SE, Schiltach ...

1. A sanitary shower, comprising:a shower body including a fluid inlet and a fluid outlet,
a shower head which is removably attachable to the shower body with a fluid inlet in connection with the fluid outlet of the shower body and includes a shower outlet for providing a shower fluid jet,
a plug-on connector for removably attaching the shower head to the shower body,
wherein
the plug-on connector has at least one latching lug and corresponding latching hole in which the latching lug is lockable by latching on,
the plug-on connector includes a first coupling ring part on the shower body and a second coupling ring part on the shower head, which second coupling ring part is removably connectable to the first coupling ring part by coaxial insertion, wherein on one said coupling ring part the latching hole is provided and on the other said coupling ring part the latching lug is disposed to be snappingly movable in the radial direction for engaging and disengaging with the latching hole, and
the plug-on connector includes a locking ring which is disposed coaxially in relation to that said coupling ring part which includes the latching lug, the locking ring being rotatable while secured against axial displacement relative to that coupling ring part to move the locking ring from a blocking position to an enable position and from the enable position to the blocking position without being axially displaced, wherein the locking ring in the blocking position secures against removing of the latching lug from the latching hole and in the enable position, twisted relative to the blocking position, enables removing of the latching lug from the latching hole.

US Pat. No. 10,767,795

FITTING AND METHOD OF MANUFACTURING A FITTING FOR ATTACHING FLEXIBLE TUBE TO RIGID TUBE

Anderson Copper and Brass...

1. A fitting for attaching flexible tube to rigid tube, the fitting comprising:a fluid passageway;
a tubular metal body, the fluid passageway extending through the tubular metal body; and
a polymeric body interlocked with the metal body, the polymeric body encircling the fluid passageway and the metal body, a portion of the polymeric body that encircles the metal body forming a male fitting, the male fitting comprising at least one annular rib or barb and being configured and adapted to snugly slip into the end of a flexible tube with a press fit, a portion of the polymeric body extending beyond the metal body along the fluid passageway and defining a female socket configured and adapted to snugly receive an end of a rigid tube in a manner such that the female socket is in direct contact with the pipe when the pipe is inserted in fitting, the socket being configured and adapted to be solvent bondable to the pipe.

US Pat. No. 10,767,794

CLAMP

1. A clamp for compressing a junction of a first conduit and a second conduit to seal the junction, the clamp comprising:a ring sector and a radially projecting channel sector;
the radially projecting channel sector having first and second straps, each of the first and second straps extending outwardly from the ring sector at an angle defining a pinch point, and defining a proximal gap between the pinch points less than a distal gap between ends of the first and second straps;
a wedge shaped spacer between the first and second straps, the wedge shaped spacer having a first arm and a second arm extending from a web, wherein the second arm extends further from the web than the first arm;
first and second compression members adjacent to and opposite the first and second straps from the wedge shaped spacer, each compression member having a tab with a first knuckle and an overlapping ear with a second knuckle, the first and second knuckles at least partially aligned, and each ear having a portion thereof disposed at a pinch point;
each of the first and second compression members, the first and second straps, and the second arm having an aperture in registry with each other;
a bolt extending through the apertures and having a head bearing against one of the first and second compression members; and
a nut on the bolt and bearing against the other of the first and second compression members;
wherein when the nut is tightened on the bolt with the ring sector around a junction of a first outer conduit and a second conduit, the first and second compression members will be drawn toward each other such that the drawing of the first knuckles toward the second knuckles urges the pinch points toward each other thereby drawing the ring sector around the first and second conduits in compression.

US Pat. No. 10,767,792

SHOCK-ABSORBING FLEXIBLE PIPE

Kinrom Industries, Zheji...

1. A shock-absorbing flexible pipe, comprising a corrugated metal pipe and a buckle hose, wherein the buckle hose is sleeved and connected with the corrugated metal pipe, an inner knitted hose is arranged between the buckle hose and the corrugated metal pipe, and the inner knitted hose at least partially has a double-layer or_multi-layer knitted mesh structure,wherein an outside of the inner knitted hose is provided with a partial knitted band.

US Pat. No. 10,767,791

CLAMP WITH BRACKET APERTURES

1. A clamp comprising:a band configured to substantially surround an object between a first band end and a second band end, the first band end comprising a first band opening and the second band end comprising a second band opening;
a bracket comprising:
a base comprising a top surface, an opposing bottom surface for placement on a surface of the object, a first base aperture through the top surface and the bottom surface for receiving the first band end and a second base aperture through the top surface and the bottom surface, the second base aperture spaced from the first base aperture for receiving the second band end; and,
a wall extending substantially perpendicular to the top surface of the base, the wall having a wall opening; and,
a fastener configured to extend through the wall opening, the first band opening and the second band opening to secure the first band end to the second band end and move the second band end towards the first band end to tighten the band and the base of the bracket to the surface of the object.

US Pat. No. 10,767,790

OFFSHORE VESSEL, MARINE PIPELINE INSTALLATION SYSTEM AND METHOD

ITREC B. V., Schiedam (N...

1. A marine reel lay method pipeline installation system for laying a flexible pipeline on the seabed, wherein the system comprises:a pipeline launch tower which is adapted to launch the flexible pipeline in a firing line along said tower;
a pipeline guide provided at an elevated position, which is adapted to guide said pipeline over said pipeline guide into said firing line;
one or more tensioners, each of the one or more tensioners comprising:
a tensioner frame supported by said pipeline launch tower; and
multiple track units supported by said tensioner frame, said track units being adapted to engage the flexible pipeline and to support at least part of the weight of a launched flexible pipeline in the firing line, in a flexible pipeline laying configuration thereof,
wherein the tensioner frame of the single tensioner, or at least the tensioner frame of a lower tensioner of the multiple tensioners, comprises two frame segments with one or more of the multiple track units, the two frame segments being adapted to be conjoined to each other, each of said two frame segments being pivotably mounted to said pipeline launch tower about a respective vertical tensioner pivot axis, allowing said two frame segments to be pivotable between:
a closed flexible pipeline laying configuration in which the frame segments are conjoined to form an enclosed pipeline annulus and are able to support the pipeline; and
an open configuration wherein the segments are disconnected and separated and have pivoted over at least 90°;
one or more vertical trolley rails supported by said pipeline launch tower and positioned between said vertical tensioner pivot axes of said two frame segments;
a trolley which is movable along said one or more vertical trolley rails in a vertical trolley path which is unobstructed when said two frame segments are in the open configuration wherein the segments are disconnected and separated and have pivoted over at least 90°; and
a hoisting device being adapted to lower and raise said trolley.

US Pat. No. 10,767,789

DIAPHRAGM VALVES, VALVE COMPONENTS, AND METHODS FOR FORMING VALVE COMPONENTS

ASM IP Holding B.V., Alm...

1. A diaphragm valve, comprising:a valve body comprising a valve channel, the valve channel including an inlet channel and an outlet channel;
a valve seat adjacent to the valve channel;
a flexible diaphragm comprising a wetted surface and an opposing non-wetted surface, the flexible diaphragm being disposed adjacent to the valve channel;
a flexible heater disposed over the non-wetted surface of the flexible diaphragm;
a flexible temperature sensor disposed over the non-wetted surface of the flexible diaphragm; and
a valve actuator that is operable to move the wetted surface of the flexible diaphragm into and out of contact with the valve seat.

US Pat. No. 10,767,788

VALVE BODY HAVING PRIMARY AND SECONDARY STEM GUIDES

EMERSON PROCESS MANAGEMEN...

1. A valve, comprising:a body having a first end that is configured to be disposed within a tank and a second end that is configured to be disposed outside of the tank, wherein the body comprises:
a shoulder that is configured to be positioned adjacent to a tank mounting surface of the tank;
a single flange that is positioned between the shoulder and the second end;
a plurality of primary struts that connect an interior of the body to an internal primary stem guide, wherein the plurality of primary struts and the primary stem guide are positioned between the flange and the shoulder; and
a plurality of secondary struts that connect the interior of the body to an internal secondary stem guide, wherein the plurality of secondary struts and the secondary stem guide are positioned between the shoulder and the first end;
a stem that is slidably positioned within the internal primary and secondary stem guides;
a poppet body that is slidably coupled to the stem, wherein the poppet body is configured to engage the first end in a first operating state and to be spaced away from the first end in a second operating state; and
an excess flow spring configured to be disposed within the body and to bias the poppet body toward the first end.

US Pat. No. 10,767,786

VALVE WITH A PILOT VALVE SEAT ARRANGED IN A DIAPHRAGM

1. A valve comprising a main valve, a pilot valve, a housing, an inlet and an outlet, wherein opening and closing of the main valve is controlled by the pilot valve, and wherein a pilot valve seat is arranged in a diaphragm, and wherein a pilot chamber is arranged in the housing separated from the inlet and the outlet by the diaphragm, wherein, a support member supports the diaphragm, and the support member is guided in the housing, and wherein a radial gap is arranged between the radially outer end of the diaphragm and the housing in a radial direction perpendicular to the opening of the pilot valve, wherein the support member is guided in a cylindrical bore of the housing by fitting into the cylindrical bore at a circumferential, radially outer end of the support member such that a surface at the radially outer end of the support member that runs in an axial direction parallel to the opening direction of the pilot valve is in contact with the cylindrical bore of the housing such that the support member is slidingly guided in the cylindrical bore, wherein the support member is a unitary support member.

US Pat. No. 10,767,785

PNEUMATICALLY-ACTUATED VALVE

IHI Corporation, Koto-ku...

1. A pneumatically-actuated valve comprising:a valve body;
a shaft connected to the valve body;
a spring member that is provided inside a valve casing and applies an axial force to the shaft in an axial direction of the shaft;
a valve-actuating pressure chamber that is provided inside the valve casing and actuates the valve body by applying a force resisting the axial force to the shaft; and
an axial-force adjusting device that has a plurality of screw members and a ring-shaped spring retainer, the plurality of screw members being provided to be inserted through the valve casing, the spring retainer being provided inside the valve casing and coming into contact with one end of each of the plurality of screw members, in which the plurality of screw members face the spring member with the spring retainer interposed therebetween, and that adjusts the magnitude of energy stored in the spring member, via the plurality of screw members, from the outside of the valve casing,
wherein the spring member is disposed around an axis of the shaft,
wherein the plurality of screw members are arranged at regular intervals in a circumferential direction of the spring member, and thereby apply equal loads to the spring member,
wherein a spring accommodating chamber that is airtightly partitioned off from the valve-actuating pressure chamber and accommodates the spring member is provided inside the valve casing, and
wherein each screw member of the plurality of screw members is threadedly engaged with a respective screw hole that allows the outside of the valve casing and the spring accommodating chamber to communicate with each other therethrough,
wherein the pneumatically-actuated valve further comprises a gas purge port that allows a purge gas to be introduced into the spring accommodating chamber therethrough so as to gas-purge the inside of the spring accommodating chamber,
wherein a gap is formed between each screw member of the plurality of screw members and the respective screw hole, and
wherein the purge gas introduced into the spring accommodating chamber flows out to the outside of the valve casing via the gap.

US Pat. No. 10,767,782

SOLENOID VALVE

Shinwa Controls Co., Ltd....

1. A solenoid valve comprising:a stationary core having a gas introduction passage inside the stationary core,
a movable core having a gas flow passage inside the movable core, the movable core being movable toward the stationary core when an electromagnetic force is applied to the movable core,
a valve body provided at an end of the movable core away from the stationary core,
a columnar body fixed to the stationary core and configured to guide a movement of the movable core,
an annular valve seat provided at an end of the columnar body away from the stationary core, the valve body being able to sit on the annular valve seat,
a gas discharge passage provided at an inside region of the valve seat at the end of the columnar body,
an elastic member configured to bias the movable core in a direction in which the movable core is moved away from the stationary core in order to cause the valve body to sit on the valve seat, and
an electromagnetic coil configured to apply the electromagnetic force to the movable core in order to move the movable core toward the stationary core against a biasing force of the elastic member such that the valve body is released from the valve seat,
wherein
the columnar body has an annular gas accumulation space,
the valve seat protrudes from an outside region of the valve seat at the end of the columnar body toward the stationary core,
the gas introduction passage and the gas flow passage are configured to maintain a communication state thereof no matter how a relative positional relationship thereof is,
the gas flow passage has: an inflow passage extending on a stationary core side in the direction in which the movable core moves; and two or more outflow passages branched on a valve body side from the inflow passage each of which extends in a direction forming an acute angle relative to the direction in which the movable core moves,
for each outflow passage, a maximum inner diameter is defined in a cross section perpendicular to a direction in which the outflow passage extends,
each outflow passage has a stationary-core-side edge and a valve-body-side edge at an opening part thereof from the movable core,
a distance by which the movable core is caused to move by the electromagnetic coil is within a range of 0.1 times to 0.3 times the maximum inner diameter,
a protrusion height of the valve seat is 0.3 times the maximum inner diameter, and
the gas accumulation space is formed such that, in a state in which the valve body sits on the valve seat, the gas accumulation space includes
(1) a region located away from the movable core by a distance 0.5 times the maximum inner diameter, as seen along a line extended from the stationary-core-side edge of each outflow passage in the direction in which the outflow passage extends, and
(2) a region located away from the movable core by a distance equal to the maximum inner diameter, as seen along a line extended from the valve-body-side edge of each outflow passage in the direction in which the outflow passage extends.

US Pat. No. 10,767,781

SPOOL VALVE HAVING A CHANNEL

1. A spool valve, comprising:a valve housing, which houses a guide element, in which an axially movable valve spool is arranged, and the valve housing having at least one radial pressure connection and a radial tank connection being axially distanced therefrom, and a working connection, wherein the guide element has at least one pressure connection opening connected to the pressure connection, and the guide element has one tank connection opening, axially distanced from the pressure connection opening and connected to the tank connection, and the guide element has one working connection opening, which is axially positioned between the pressure connection opening and the tank connection opening, and the working connection opening is connected to the working connection, and wherein in the valve housing a partially axially extending connection channel is present, which connects the working connection opening to the working connection, and wherein the connection channel is delimited radially inwards by the outer wall of the guide element and radially outwards by an inner wall of the valve housing, and the connection channel comprises at least one axial partial channel, which, with respect to the pressure connection or the tank connection, is offset by 90° in the circumferential direction, and the axial partial channel at least partially defining a cross-section which has approximately the shape of a circular segment or a crescent, wherein the connection channel is delimited at a height of the pressure connection opening from an axial end of the valve housing, radially inwards by the outer wall of the guide element and radially outwards by an inner wall of the valve housing.

US Pat. No. 10,767,779

VALVE CONTROLLER AND METHOD FOR OPERATING A VALVE CONTROLLER

1. A valve controller for electrically actuating at least one valve drive, with a control circuit, which is designed to influence an electric energy flow between an electric source and the valve drive, and which comprises a bus interface for communication with a superordinate control arrangement and further comprises a sensor means, which is designed to determine a physical variable changeable by electrically actuating the valve drive and designed for providing a sensor signal dependent upon the determined physical variable to the control circuit, wherein the control circuit is designed to determine a status value for the valve drive based on the sensor signal and based on at least one characteristic value of a physical variable from the group: energy flow duration, energy flow voltage, energy flow current, fluid pressure, fluid volume current and is designed to provide the status value to the bus interface, andwherein the control circuit is designed to determine the status value by assessing an extreme value or a gradient of a time course of the sensor signal and/or by assessing an extreme value or a gradient of a time course of the at least one characteristic value.

US Pat. No. 10,767,777

EJECTOR OF A WATER SOFTENER VALVE AND WATER SOFTENER VALVE

1. An ejector of a water softener valve, comprising:an ejecting part, the ejecting part internally defining an ejecting hole, wherein diameter of the ejecting hole gradually decreases along an ejecting direction;
a confluence part, the confluence part internally defining a confluence hole, an inlet of the confluence hole facing an outlet of the ejecting hole, the inlet of the confluence hole being greater than the outlet of the ejecting hole, a surface of the confluence part and a surface of the ejecting part facing the surface of the confluence part cooperatively forming a saline solution suction opening; and
a connecting part, fixedly connected with the ejecting part and the confluence part, the connecting part, the ejecting part, and the confluence part being integrated together;
wherein an inner surface of the confluence hole is defined with a plurality of guiding ribs protruding from the inner surface of the confluence hole and extending along the ejecting direction, each two adjacent guiding ribs cooperatively form a guiding groove, to form a plurality of guiding grooves parallel to each other in the inner surface of the confluence hole;
wherein the confluence hole comprises an enlarged section and a plane section, the enlarged section is gradually enlarged along the ejecting direction, the enlarged section is adjacent to the ejecting part, the plane section is connected with a far end of the enlarged section along the ejecting direction, and diameter of the plane section remains unchanged along the ejecting direction.

US Pat. No. 10,767,776

PRESSURE RELIEF VALVE WITH STOP

Cyrus Shank Corporation, ...

1. A valve, comprising:a valve body having inlet and outlet ports and defining a fluid flow path between the ports;
a valve seat disposed in the fluid flow path;
a pressure relief valve body disposed in and coupled to the valve body, wherein the pressure relief valve includes a relief port aligned with the outlet port;
a valve head disposed in the pressure relief valve body and biased into engagement with the valve seat, wherein the valve head is movable between an unactuated position, wherein the valve head is engaged with the valve seat, and an actuated position, wherein the valve head is disengaged with the valve seat; and
a stop extending radially outwardly and disposed proximate to an end of the pressure relief valve body opposite the valve seat, wherein the stop is adapted to provide a contact indication when the pressure relief valve body is coupled to the valve body and the relief port is aligned with the outlet port.

US Pat. No. 10,767,773

CHECK VALVE

MANDO CORPORATION, Pyeon...

1. A check valve installed in a bore of a modulator block having an inlet path and an outlet path to control a flow of oil in one direction, the check valve comprising:a valve housing provided with a path hole passing through a central portion thereof to have an upper end and a lower end thereof open to communicate with the inlet path and the outlet path, and a flange portion protruding from a circumference of an outer surface of the valve housing such that the valve housing is fixed to the bore;
a plunger movably installed in the path hole while being elastically supported by a spring, and configured to open or close the path hole according to an up and down movement of the plunger; and
a lip seal having a lip portion interposed between the plunger and the valve housing to prevent oil from flowing backward toward the inlet path from the outlet path,
wherein the path hole is provided with a mounting groove, and the lip seal is coupled to the mounting groove such that the lip portion comes into contact with the plunger, and
the lip portion is elastically deformed when oil flows from the inlet path to the outlet path, to allow a flow of oil, and
wherein the plunger includes:
a guide portion having an inner path that extends through an internal portion of the plunger, that has the path hole extending therethrough, and that communicates with the inlet path; and
a support portion radially extending from the guide portion to be elastically supported by the spring and supported by a side of the open one end of the valve housing.

US Pat. No. 10,767,771

SLIDE SLEEVE VALVE HAVING INTEGRAL LEAK PREVENTION

The Boeing Company, Chic...

1. An apparatus comprising:a hydraulic valve comprising:
a housing that defines a first port, a second port, and a third port for a hydraulic fluid;
a sleeve disposed within the housing that defines openings in fluid communication with the second port and the third port; and
a slide comprising a head at a first end and a shaft at a second end, the shaft is disposed within the sleeve and the slide is movable in a lengthwise direction from a closed position to an open position,
the sleeve includes an annular protrusion on an end face of the sleeve that protrudes in the lengthwise direction,
the head includes a circumferential lip having an inner surface extending perpendicularly to the lengthwise direction and facing the sleeve, wherein the inner surface abuts the annular protrusion of the sleeve to form a seal between the slide and the sleeve when the slide is in the closed position such that flow of the hydraulic fluid through the first port is stopped, and
the shaft provides a flow path between the second port and the third port when the slide is in the closed position.

US Pat. No. 10,767,770

CONTROL VALVE ASSEMBLY FOR FLUID TREATMENT APPARATUS

CULLIGAN INTERNATIONAL CO...

1. A control valve assembly for a fluid treatment system comprising:a housing having a top portion and a bottom portion secured to the top portion, the housing including an inlet and an outlet;
a cylinder formed by at least two adjacent modular chambers secured in the housing, a first chamber configured to receive, through a lateral aperture in the first chamber, fluid from the inlet and a second chamber configured to provide, through a lateral aperture in the second chamber, fluid to the outlet, wherein the at least two modular chambers engage slots and pins located on adjacent modular chambers to form the cylinder, wherein each modular chamber includes an axial aperture to provide fluid communication with another modular chamber, wherein each modular chamber is configured to be selectively separated from the cylinder once the cylinder has been secured in the housing; and,
a piston comprising a shaft with a plurality of sealing rings, the piston extending through the housing and through the first chamber and the second chamber of the cylinder and being configured to move in a direction along its longitudinal axis to control a flow of fluid in the control valve assembly,
wherein the axial apertures are arranged along the longitudinal axis of the piston, and wherein the lateral apertures define flow paths orthogonal to the longitudinal axis of the piston.

US Pat. No. 10,767,769

ELECTROMAGNETIC VALVE DEVICE AND USE THEREOF

ETO Magnetic GmbH, Stock...

1. An electromagnetic valve device having armature means (18), wherein the armature means moves in an axial direction in a valve housing (10) in response to the energising of stationary coil means (12) provided in the valve housing, and interacts with a first valve seat (22) associated with a fluid inlet connection (26) of the valve housing,wherein a first fluid flow path (36) is formed in the valve housing such that fluid flowing through the opened first valve seat can flow in order to actuate plunger means (32), wherein a preloading force is applied to the armature means,
and the actuation causes a second valve seat (43) interacting with the plunger means (32) to be opened to produce a fluid connection to a fluid working connection (42) of the valve housing,
and wherein the valve housing has fastening means (44, 46) in the form of at least one hole extending at an angle to the axial direction whereinthe fluid inlet connection (26) and the working connection (42) are formed on the same axial side of the valve housing in relation to the fastening means, wherein the armature means in the valve housing are assigned stationary core means (24) axially opposite the first valve seat, wherein the core means together with the armature means delimit a ventilated working space (54), wherein the ventilation is implemented by a first ventilation path (58) which runs on and/or in the core means, a second ventilation path (64) which is defined entirely within the valve housing and runs at least partially parallel to the axial direction in the valve housing, and by a connecting path (62) which is formed at the end of the core means and/or of the valve housing and connects the first and second ventilation paths, and wherein the connecting path is implemented by means of a cap assembly and/or cover assembly (60) which can be connected to the axial end of the valve housing.

US Pat. No. 10,767,768

TRUNNION-TYPE BALL VALVE, VALVE SEAL STRUCTURE, AND VALVE PACKING

KITZ CORPORATION, Chiba ...

1. A trunnion-type ball valve comprising:a body;
a ball provided rotatably inside the body via upper and lower stems;
a ball seat pressed into contact with the ball to form a seal;
a packing disposed between an outer periphery step part provided at a rear part of the ball seat and the body; and
a pressing mechanism including a spring and a retainer gland pressed by a resilient force of the spring,
the packing being provided with a contact surface contacting a step part surface of the outer periphery step part, the contact surface being on a tip outer diameter side of a tip surface of the packing, and
the packing being provided with a non-contact part, and a space is defined between the non-contact part and the step part surface of the outer periphery step part.
the non-contact part being on a tip inner diameter side of the tip surface of the packing, and
the tip surface of the packing including the contact surface and the non-contact part of the packing,
wherein, when a rear end part of the packing is pressed by the retainer gland, an inner diameter side of the packing advances into the space more than an outer diameter side of the packing, and a torsional action occurs between the inner diameter side and the outer diameter side of the packing with:
an inner diameter side of the rear end part of the packing functioning as a point of effort:
the contact surface of the packing functioning as a fulcrum; and
a tip outer peripheral region of the packing functioning as a point of load.

US Pat. No. 10,767,767

DRAIN PETCOCK

RB Distribution, Inc., C...

1. A drain petcock comprising:a body that has a central opening extending between a first open end portion that is configured to engage with an opening in a fluid container and a second open end portion that is spaced from the first open end portion;
the second open end portion has an internal threading that extends from an outermost edge of the second open end portion toward the first open end portion for a predetermined length and the outermost edge of the second open end portions includes at least one stop formed in the internal threading at the outermost edge of the second open end portion;
an aperture in a wall of the second open end portion extends through the internal threading of the second open end portion and communicates with the central opening;
a plug having a length that is sufficient to extend from the outermost most edge of the second open end portion to a position beyond the aperture formed in the wall of the second open end portion and closes both the opening in the second open end portion and the aperture formed; and,
the plug has a upper portion that includes a tool receiving recess directed toward the first open end and at least one appendage that extends away from the tool receiving recess and is dimensioned so the at least one appendage engages with the at least one stop formed in the internal threading at the outermost edge of the second open end portion.

US Pat. No. 10,767,766

DISCHARGE VALVE SYSTEM AND METHOD

FLUIDMASTER, INC., San J...

1. A fluid valve assembly comprising:an outlet base dimensioned to be positioned at least partially through a drain in a fluid tank;
a float assembly including a moveable float, the moveable float configured to form an at least partially fluid-tight seal at a first end when the moveable float is coupled to the outlet base, and to form a flow opening when the moveable float is at least partially decoupled from the outlet base;
a housing positioned with the moveable float, the housing enclosing a suction device coupled to a moveable piston;
an actuable diaphragm positioned in the outlet base; and
a compressed air tube or passageway coupled to one side the actuable diaphragm, the actuable diaphragm configured and arranged to be actuated by compressed air to move the moveable piston.

US Pat. No. 10,767,765

FLOW-RATE ADJUSTABLE VALVE AND METHOD OF MANUFACTURING THE SAME

TOTO LTD., Kitakyushu-sh...

1. A flow-rate adjustable valve for adjusting a flow rate of liquid flowing through a flow path, the flow-rate adjustable valve comprising:a rotatable member configured to be rotated by an electric motor;
a lifter linearly movable by a rotation of the rotatable member;
a pilot valve body supported by the lifter via an elastic member and linearly movable by a linear movement of the lifter;
a stopper configured to restrict a movable range of the lifter in a fixed state of the stopper in which a position of the stopper is not able to be changed; and
a stopper-holding member configured to hold the stopper selectively in the fixed state or in a provisional fixed state in which the position of the stopper is able to be changed,
wherein the movable range in each of the fixed state and the provisional state includes a closed-valve position,
wherein a limit of the movable range in each of the states on a closing side is configured to be a position obtained by adding a predetermined margin toward a closed-valve direction to the closed-valve position, and
wherein the limit of the movable range in the fixed state on the closing side is configured to determine a deformation amount of the elastic member when the pilot valve body is closed.

US Pat. No. 10,767,764

TURBOCHARGER

Bayerische Motoren Werke ...

1. A turbocharger for a motor vehicle, comprising:a housing;
a valve seat arranged in the housing; and
at least one elastic securing element by which the valve seat is held in the housing in an interlocking connection.

US Pat. No. 10,767,762

LOW LOAD DUAL FLAP SEAL ASSEMBLY

Freudenberg-NOK General P...

1. A seal for sealing between a first member and a second member, comprising:a helical spring insert having a first end and a second end and an intermediate portion extending between the first end and the second end;
an elastomeric body including a first portion over-molded on said first end of said helical spring insert and a second portion over-molded on said second end of said helical spring insert and an intermediate web over-molded on said intermediate portion of said helical spring insert and extending between said first portion and said second portion, said first portion including a first annular flap extending radially relative to said first end of said helical spring insert and in an installed position is adapted to be compressed between said first end of the helical spring insert and an annular surface of the first member, said second portion including a second annular flap that extends radially relative to said second end of the helical spring insert and in an installed position is adapted to be compressed between said second end of the helical spring insert and an annular surface of the second member.

US Pat. No. 10,767,761

CONTROL APPARATUS FOR VEHICLE DRIVING APPARATUS

TOYOTA JIDOSHA KABUSHIKI ...

1. A control apparatus for a vehicle driving apparatus that includes an input shaft, an output shaft, a gear mechanism and a continuously-variable transmission,the continuously-variable transmission including pulleys and a transmission belt looped over the pulleys,
the vehicle driving apparatus being configured to establish a selected one of first and second drive-force transmitting paths between the input and output shafts, such that a drive force is transmitted through the gear mechanism when the first drive-force transmitting path is established, and such that the drive force is transmitted through the continuously-variable transmission when the second drive-force transmitting path is established,
said control apparatus comprising:
a first-operating-state determining portion configured to determine whether the vehicle driving apparatus is in a first operating state, by determining at least (i) whether the first drive-force transmitting path is established and (ii) whether there is a probability that noises are to be generated between the input shaft and the continuously-variable transmission, and configured to determine that the vehicle driving apparatus is in said first operating state when determining at least that the first drive-force transmitting path is established and that there is said probability; and
a belt-clamping-force controlling portion configured to control a belt clamping force by which the transmission belt is clamped by each of at least one of the pulleys, and configured, when it is determined by said first-operating-state determining portion that the vehicle driving apparatus is in said first operating state, to start execution of a belt-clamping-force increasing control for increasing the belt clamping force such that the belt clamping force is made larger when the vehicle driving apparatus is in said first operating state than when the vehicle driving apparatus is in an operating state that is different from said first operating state.

US Pat. No. 10,767,760

POWER TRANSMISSION SYSTEM, AND CONTROL METHOD OF POWER TRANSMISSION SYSTEM THAT FAVORABLY SUPPRESS UNUSUAL SOUND GENERATED FROM A SWITCHING SLEEVE

TOYOTA JIDOSHA KABUSHIKI ...

1. A power transmission system, comprising:a transfer case including an input shaft configured to receive power from a drive source, an output shaft configured to transmit power to main drive wheels and sub drive wheels, a planetary gear device including a first rotary element, a second rotary element, and a third rotary element, and a HIGH-LOW switching mechanism including a switching sleeve configured to selectively couple the output shaft to the first rotary element and the second rotary element separately, the first rotary element being coupled to the input shaft and being selectively coupled to the output shaft, the second rotary element being selectively coupled to the output shaft, the third rotary element being coupled to a non-rotary member;
an electric motor being coupled to one of the first rotary element and the second rotary element; and
an electronic control unit configured to control a rotational speed of the electric motor, during switching operation of the HIGH-LOW switching mechanism while a vehicle is stopped, such that a rotational speed of the input shaft becomes substantially equal to zero.

US Pat. No. 10,767,759

SYSTEM AND METHOD FOR CALIBRATING A TRANSMISSION

Baumann Electronic Contro...

1. A transmission control device for a vehicle having a powertrain including an engine, a transmission with a plurality of solenoid actuated friction elements, and sensors, the device comprising:at least one connection for transmitting signals to and from the engine, the transmission, and the sensors within the vehicle; and
a memory for storing a program for adjusting and controlling the transmission and data including friction element apply pressure data, the program storing a minimum on-coming apply pressure for each of the friction elements in the memory as initial optimized values, the program directing the powertrain to perform a dynamic condition procedure while the vehicle is being driven to determine a modified minimum on-coming apply pressure for each of the friction elements based on a sensed performance of an element within the powertrain, the program storing the modified minimum on-coming apply pressures in the memory as further optimized values, after completion of the dynamic condition procedure, the program controlling the transmission during operation of the vehicle using the further optimized values.

US Pat. No. 10,767,758

TRANSMISSION CONTROL DEVICE

Reinz-Dichtungs-GmbH, Ne...

1. A transmission control device, having two counter-components which are disposed opposite each other, and also a planar transmission control plate which is disposed between surfaces of the two counter-components which are situated opposite each other, comprising:fluid channels which extend between adjacently disposed surfaces respectively of one counter-component and of the transmission control plate parallel to the plane of the respective surfaces, and/or borings which extend perpendicularly or essentially perpendicularly to the plane of the respective surface being configured, the transmission control plate having at least one throughflow-opening for a fluid, which opening penetrates the transmission control plate and connects together said fluid channels which extend on different sides of the transmission control plate or said borings which extend on different sides of the transmission control plate or just one of said fluid channels which extends on one side of the transmission control plate with just one of said borings which extends on the oppositely situated side of the transmission control plate,
the transmission control plate having at least one planar carrier layer with a first surface which is orientated towards the first counter-component, and with a second surface which is situated opposite the first surface and orientated towards the second counter-component, a first functional layer which is disposed adjacent to the first surface and a spring layer which is disposed between the first functional layer and the carrier layer,
the spring layer having at least one spring plate which is disposed, in projection of the transmission control plate perpendicularly to the planar extension thereof, within at least one throughflow-opening in the spring layer;
wherein said first functional layer has at least one path-limiting element for limiting the path of the spring plate.

US Pat. No. 10,767,756

METHODS OF FORMING COMPONENTS UTILIZING ULTRA-HIGH STRENGTH STEEL AND COMPONENTS FORMED THEREBY

MAGNA POWERTRAIN INC., C...

1. A method for forming a component utilizing ultra-high strength steel including the steps of:providing a blank of ultra-high strength steel;
cold forming the blank into an unfinished component, wherein the unfinished component has a predetermined tubular shape;
heating the unfinished component;
after cold forming the flat blank into an unfinished component, moving an inner tooling member and an outer tooling member relative to one another in a direction transverse to a central axis of the predetermined tubular shape to sandwich and hold the heated component therebetween by pressing the unfinished component between the tooling members, wherein the inner tooling member is disposed within a tubular wall portion of the unfinished component and the outer tooling member is disposed outside of the tubular wall portion;
while the component is sandwiched and held between the inner and outer tooling members and after heating the unfinished component, moving a punch member in a direction transverse to the central axis from a withdrawn, unactuated position to an extended, actuated position to contact the component while sandwiched and held between the inner and outer tooling members to form a feature including at least one of a thickened region having an increased thickness relative to an adjacent region, a recessed annular groove, a recessed pocket, a through hole, a flange, a through hole having a tab extending outwardly therefrom, or spline teeth; and
quenching the feature.

US Pat. No. 10,767,755

PLANETARY GEARING AND PLANET PIN FOR A PLANETARY GEARING

ROLLS-ROYCE PLC, London ...

1. A planetary gearing, comprising:a sun gear rotatable about a rotation axis of the planetary gearing and driven by a sun shaft, wherein the rotation axis defines an axial direction of the planetary gearing,
a plurality of planet gears that are driven by the sun gear,
a ring gear with which the plurality of planet gears is in engagement,
a plurality of planet pins which respectively have an outer-side abutment surface comprising an axially forward end and an axially rearward end, wherein
respectively one planet pin of the plurality of planet pins is arranged inside a planet gear, and the planet pin and the planet gear form a lubricated journal bearing,
the abutment surface being crowned with an outer diameter decreasing from a maximum outer diameter towards at least one chosen from the axially forward end and the axially rearward end and having at least one minimum outer diameter at the at least one chosen from the axially forward end and the axially rearward end,
the at least one minimum outer diameter including axially forward and axially rearward minimum outer diameters positioned respectively at the axially forward end and the axially rearward end, the maximum outer diameter being positioned between the axially forward end and the axially rearward end, the axially forward and the axially rearward minimum outer diameters being different.

US Pat. No. 10,767,753

ROLLING ELEMENT CAGE FOR GEARED TURBOFAN

Raytheon Technologies Cor...

1. A gear system for a turbofan engine assembly comprising:a sun gear rotatable about an engine centerline;
a non-rotatable ring gear;
a rotating carrier that drives a fan, the rotating carrier having a forward plate attached to an aft plate;
a plurality of planet gears intermeshed between the sun gear and the ring gear;
a rolling element bearing assembly for each of the plurality of planet gears, the rolling element bearing assembly supporting rotation of a corresponding one of the plurality of planet gears on the carrier, the rolling element bearing assembly includes a rolling element between an inner race and an outer race separated by a cage, wherein the inner race is supported on a radially outer surface of a corresponding one of the plurality of planet gears and includes guide rails that provide a surface to surface interface supporting the cage and the outer race is supported on a corresponding one of the forward plate and the aft plate;
a first passage for lubricant through each of the plurality of planet gears; and
a second passage in communication with the first passage, the second passage extending through the inner race to the surface to surface interface between the inner race and the cage.

US Pat. No. 10,767,751

PLANETARY GEAR DEVICE AND VEHICLE WHEEL DRIVE DEVICE

MITSUBISHI ELECTRIC CORPO...

1. A planetary gear device comprising an internal gear, a planetary gear engaging with the internal gear, a sun gear positioned at the center of the internal gear and engaging with the planetary gear, a planetary carrier rotatably supporting the planetary gear in a state in which the planetary gear engages with the internal gear and the sun gear, a bearing inner cylinder comprising the internal gear on an inner circumferential surface, a bearing coaxially fitting in the outer circumference of the bearing inner cylinder, an output shaft outer cylinder coaxially fitting in the outer circumference of the bearing, and an output shaft end plate that fixes the planetary carrier and is supported by the output shaft outer cylinder, wherein a drive shaft, disposed on a first direction side of one of the axial direction of the bearing inner cylinder, is coupled to the sun gear, and the planetary carrier is arranged on a second direction side of the other of the axial direction of the bearing inner cylinder, the planetary gear device comprising:an annular slinger fitted in the drive shaft coupled to the sun gear on the first direction side of the planetary gear device;
an annular drive shaft seal plate fitted in an inner circumference of the bearing inner cylinder on the first direction side of the bearing inner cylinder, the drive shaft being inserted in the annular drive shaft seal plate, and the annular drive shaft seal plate arranged apart from the slinger so as to form a gap in the radial direction between the drive shaft and the slinger; and
an annular carrier seal plate fitted in the inner circumference of the bearing inner cylinder, the planetary carrier being inserted at the center of the annular carrier seal plate so as to form a gap in the radial direction between the planetary carrier and the annular carrier seal plate, on the second direction side of the planetary gear device,
wherein:
a drive shaft side annular protrusion protruding over the circumference of the drive shaft is formed on one of the slinger and the drive shaft seal plate, a drive shaft side annular groove recessed over the circumference of the drive shaft is formed on the other of the slinger and the drive shaft seal plate, and a first labyrinth seal comprises the drive shaft side annular protrusion and the drive shaft side annular groove; and
a carrier side annular protrusion protruding over the circumference of the shaft of the planetary carrier is formed on one of the carrier seal plate and the planetary carrier, a carrier side annular groove recessed over the circumference of the shaft of the planetary carrier is formed on the other of the carrier seal plate and the planetary carrier, and a second labyrinth seal comprises the carrier side annular protrusion and the carrier side annular groove.

US Pat. No. 10,767,746

METHOD FOR OPERATING AN AUTOMATIC GEARBOX OF A MOTOR VEHICLE, AND AUTOMATIC GEARBOX FOR A MOTOR VEHICLE

AUDI AG, Ingolstadt (DE)...

1. A method for operating an automatic gearbox of a motor vehicle comprising:setting a shifting status of the automatic gearbox by a control device;
detecting an acoustic signal in an interior of the motor vehicle by a detection unit coupled to the control device; and
switching from a first shifting status to a second shifting status by the control device when the acoustic signal exceeds a predetermined threshold value,
wherein when the threshold value is exceeded, the control device further examines the acoustic signal by a first plausibility criterion, and
wherein a frequency pattern of the acoustic signal is examined as the first plausibility criterion,
wherein the frequency pattern includes a monotonic humming.

US Pat. No. 10,767,742

TRANSAXLE HAVING CHAIN FINAL DRIVE

Ford Global Technologies,...

1. A transmission comprising:a front support including a sleeve portion having an outer circumferential surface configured as an inner bearing race;
a first sprocket defining an inner circumferential surface that circumscribes the sleeve portion;
a roller bearing radially disposed between the inner and outer circumferential surfaces to supported the first sprocket for rotation about the sleeve portion, the roller bearing including an outer race seated against the inner circumferential surface and roller elements that ride directly on the outer circumferential surface;
a second sprocket bolted to a differential carrier for rotation therewith; and
a chain engaging the first and second sprockets.

US Pat. No. 10,767,741

LINEAR TRANSMISSION DEVICE

Hiwin Technologies Corp.,...

1. A linear transmission device comprising:an elongated shaft member extending along an axial direction and having a helical groove;
a moving module movably sleeved onto the elongated shaft member and reciprocally displaceable along the axial direction, and having a rolling groove which is aligned with the helical groove to form a load path;
a rolling unit disposed in the load path and having a plurality of rolling elements and a plurality of spacers, there is one said spacer between each two neighboring said rolling elements;
a return assembly inserted in the moving module and in communication with the load path, having a first return pipe, a second return pipe communicating with the first return pipe, and a return passage which extends through the first return pipe and the second return pipe and is provided for the rolling unit to circulate;
at least one sensor disposed on the moving module and located at a joint between the first return pipe and the second return pipe, when the rolling unit moves in the return passage, the at least one sensor is able to detect the change of a distance between the rolling elements and output a detecting signal; and
a data receiving unit signal connected to the at least one sensor for receiving the detecting signal from the at least one sensor.

US Pat. No. 10,767,739

TENSIONER

TSUBAKIMOTO CHAIN CO., O...

1. A tensioner comprising: a plunger having a plunger hole that is open on a rear side; a housing having a plunger accommodating hole that is open on a front side and accommodates the plunger; a spring accommodated inside an oil pressure chamber formed between the plunger and the plunger accommodating hole so as to be able to expand and contract and to urge the plunger toward the front side; and a locking mechanism stopping the plunger from projecting out toward the front side,the spring including a first end arranged on a first side in a front-to-back direction and a second end arranged on a second side in the front-to-back direction,
the locking mechanism including a first locking member and a second locking member,
the first locking member including a first spring holder arranged on the first side of the first end of the spring, and a restrained part,
the second locking member including a second spring holder arranged on the second side of the second end of the spring, and a movement restricting part that restricts movement of the restrained part toward the first side, and
the restrained part and the movement restricting part being configured to releasably engage with each other.

US Pat. No. 10,767,738

DRIVE DEVICE WITH SPEED MODULATION GEARBOX

Voith Patent GmbH, Heide...

1. A drive device, comprising:a speed modulation gearbox having an input shaft, a planetary gear mechanism, a casing and an output shaft to be connected to a working machine;
a main drive machine connected to said input shaft of said speed modulation gearbox, two auxiliary drives each connected to said planetary gear mechanism via a drive connection;
said planetary gear mechanism including a ring gear, a sun gear, a planet carrier and a plurality of planet gears;
for each of said two auxiliary drives, an additional drive connection with a constant transmission ratio connected between said auxiliary drive and said input shaft or between said auxiliary drives and a driven shaft of said planetary gear mechanism;
said additional drive connections being configured to each be engaged or disengaged by way of a respective switching clutch, wherein said drive connections from said auxiliary drives to said speed modulation gearbox remain engaged in any case.

US Pat. No. 10,767,736

GEARBOX FOR A HYBRID POWERTRAIN AND METHOD TO CONTROL SUCH A GEARBOX

SCANIA CV AB, (SE)

1. A method to control a gearbox wherein the gearbox comprises;an input shaft and an output shaft from the gearbox;
a first epicyclic gear connected to the input shaft;
a second epicyclic gear connected to the first epicyclic gear;
a first electrical machine connected to the first epicyclic gear;
a second electrical machine connected to the second epicyclic gear;
a first main shaft connected to the first epicyclic gear;
a second main shaft connected to the second epicyclic gear;
a second planet gear carrier at the second epicyclic gear and connected to the second main shaft; and
the input shaft is connected to a first planet gear carrier at the first epicyclic gear;
the method to control the gearbox comprising:
controlling at least one of a rate of revolution and a torque of the first and second main shafts by controlling:
(1) a first coupling unit to engage or disengage a first rotatable component of the first epicyclic gear with a second rotatable component of the first epicyclic gear, and
(2) a second coupling unit to engage or disengage a first rotatable component of the second epicyclic gear with a second rotatable component of the second epicyclic gear,
wherein when the first coupling unit disengages the first rotatable component of the first epicyclic gear from the second rotatable component of the first epicyclic gear, no torque passes between the first rotatable component of the first epicyclic gear and the second rotatable component of the first epicyclic gear, and
wherein when the second coupling unit disengages the first rotatable component of the second epicyclic gear from the second rotatable component of the second epicyclic gear, no torque passes between the first rotatable component of the second epicyclic gear and the second rotatable component of the second epicyclic gear.

US Pat. No. 10,767,735

PLANETARY GEAR TRAIN OF AUTOMATIC TRANSMISSION FOR VEHICLE

Hyundai Motor Company, S...

1. A planetary gear train apparatus of an automatic transmission for a vehicle, the planetary gear train apparatus comprising:an input shaft to which power of an engine is transmitted;
an output shaft outputting the power;
a first planetary gear set including a first rotation element, a second rotation element, and a third rotation element;
a second planetary gear set including a fourth rotation element, a fifth rotation element and a sixth rotation element;
a third planetary gear set including a seventh rotation element, an eighth rotation element and a ninth rotation element;
a fourth planetary gear set including a tenth rotation element, an eleventh rotation element and a twelfth rotation element;
a fifth planetary gear set including a thirteenth rotation element, a fourteenth rotation element and a fifteenth rotation element;
a first shaft fixedly connected to the first rotation element, the fifth rotation element and the input shaft;
a second shaft fixedly connected to the fourteenth rotation element and the output shaft;
a third shaft fixedly connected to the sixth rotation element;
a fourth shaft fixedly connected to the eighth rotation element and the thirteen rotation element;
a fifth shaft fixedly connected to the ninth rotation element;
a sixth shaft fixedly connected to the eleventh rotation element and the fifteenth rotation element;
a seventh shaft fixedly connected to the second rotation element, the fourth rotation element and the seventh rotation element;
an eighth shaft fixedly connected to the third rotation element and the tenth rotation element; and
a ninth shaft fixedly connected to the twelfth rotation element.

US Pat. No. 10,767,734

TRANSMISSION FOR VEHICLE

Hyundai Motor Company, S...

1. A transmission for a vehicle, comprising:a first input shaft continuously receiving rotational power from a power source;
a second input shaft selectively receiving the rotational power of the power source through a clutch;
a first counter shaft and a second counter shaft connected to the first input shaft and the second input shaft through transfer gear pairs, respectively;
a controlling device selecting the transfer gear pairs to transfer the rotational power from the first input shaft to the first counter shaft or to transfer the rotational power from the second input shaft to the second counter shaft;
a one-way clutch allowing the rotational power provided to the first input shaft to be transferred only from the first input shaft toward the first counter shaft; and
a shifting device part including a plurality of shifting gear pairs provided on the first counter shaft, the second counter shaft, and an output shaft thereamong, selecting a shifting gear pair appropriate for a driving speed by one of synchronous devices, and transmitting the power provided from the power source to the output shaft,
wherein the shifting gear pairs include:
a plurality of sub-shifting gear pairs provided on the first counter shaft and the output shaft to have different gear ratios; and
a plurality of main-shifting gear pairs provided on the second counter shaft and the output shaft to have different gear ratios,
the shifting gear pairs are configured so that same gear ratios are present between total gear ratios from the first input shaft to the output shaft through the sub-shifting gear pairs and total gear ratios from the second input shaft to the output shaft through the main-shifting gear pairs, and
the synchronous devices include:
a 1 and 4-stage sub-shifting synchronous device selecting a 1-stage sub-shifting gear pair or a 4-stage sub-shifting gear pair;
a 2 and 3-stage sub-shifting synchronous device selecting a 2-stage sub-shifting gear pair or a 3-stage sub-shifting gear pair;
a 1 and R-stage main-shifting synchronous device selecting a 1-stage main-shifting gear pair or an R-stage main-shifting gear pair;
a 2 and 3-stage main-shifting synchronous device selecting a 2-stage main-shifting gear pair or a 3-stage main-shifting gear pair; and
a 4 and 5-stage main-shifting synchronous device selecting a 4-stage main-shifting gear pair or a 5-stage main-shifting gear pair.

US Pat. No. 10,767,733

PIN TOOTH CYCLOID REDUCER AND INDUSTRIAL ROBOT

Kunshan Quanta Machinery ...

1. A pin tooth cycloid reducer, comprising:a first cycloid structure system and a second cycloid structure system, disposed in an axial direction, wherein the first cycloid structure system is sleeved on an eccentric shaft, and each cycloid structure system comprises at least one cycloid structure in the axial direction;
wherein the cycloid structure comprises: a cycloid disk, a plurality of pin teeth distributed circumferentially and a pin tooth housing, successively disposed from inside to outside in a radial direction; wherein the plurality of pin teeth are rotatably fixed to the pin tooth housing, and the cycloid disk engages with the plurality of pin teeth;
wherein all pin tooth housings in the pin tooth cycloid reducer are coaxially disposed;
wherein at least one cycloid disk in the second cycloid structure system and at least one cycloid disk in the first cycloid structure system are circumferentially fixed, and circumferentially fixed cycloid disks are coaxially disposed;
wherein when the eccentric shaft rotates, the cycloid disk in the first cycloid structure system rotates at a first angle ? relative to the corresponding pin tooth housing, and the cycloid disk in the second cycloid structure system rotates at a second angle ? relative to the corresponding pin tooth housing, where the first angle ? does not equal to the second angle ?.

US Pat. No. 10,767,732

ECCENTRIC GEAR DRIVE WITH REDUCED BACKLASH

Ecolab USA Inc., Saint P...

1. A gear, comprising:a first peripheral portion;
a second peripheral portion circumferentially offset to the first peripheral portion;
a third peripheral portion extending circumferentially between the first peripheral portion and the second peripheral portion;
a first set of a plurality of gear teeth defined peripherally over the first peripheral portion, the first set of the plurality of gear teeth including at least three gear teeth, each gear tooth of the first set of the plurality of gear teeth having a first gear tooth spacing between adjacent gear teeth of the first set of the plurality of gear teeth; and
a second set of a plurality of gear teeth defined peripherally over the third peripheral portion, the second set of the plurality of gear teeth including at least three gear teeth, each gear tooth of the second set of the plurality of gear teeth having a second gear tooth spacing between adjacent gear teeth of the second set of the plurality of gear teeth, the first gear tooth spacing of the first set of the plurality of gear teeth being less than the second gear tooth spacing of the second set of the plurality of gear teeth,
the first peripheral portion being more resilient than the third peripheral portion, resulting in:
a first backlash between the first set of gear teeth and teeth of an intermeshing gear, and
a second backlash between the second set of gear teeth and the teeth of the intermeshing gear,
the first backlash being less than the second backlash.

US Pat. No. 10,767,730

ADJUSTABLE BUNGEE FASTENER

Spectrum Brands, Inc., M...

1. A bungee fastener comprising:a body with a tapered chute passing through the body;
a cord fastener positioned outside of the tapered chute, wherein the cord fastener is configured to receive and secure a portion of a cord;
a slider configured for sliding engagement with the body;
a clip extending from the slider by a neck;
a channel forming an opening in a side of the body, wherein the channel has a longitudinal axis, thereby allowing passage of the neck of the slider through the channel and placing the clip within the tapered chute; and
a plurality of slider teeth along the clip within the tapered chute;
wherein the slider may be slid along the longitudinal axis of the channel thereby selectively enlarging and narrowing the tapered chute with the slider teeth and clip as the slider is slid.

US Pat. No. 10,767,728

BELT OR BELT SEGMENT

ContiTech Transportbandsy...

1. A belt or belt segment comprising:a plurality of strength members each having a strength member end;
the belt or belt segment having a first end and a second end and defining a longitudinal direction (X);
said strength members extending in the longitudinal direction (X) and being arranged parallel to one another;
a connecting element which forms said first end of the belt or belt segment and is configured to be connected to a further connecting element at said second end of the belt or to an end of a further belt segment;
said strength member ends being held by said connecting element;
at least one clamping body;
said strength member ends being connected to said at least one clamping body in a force-fitting manner; and,
said connecting element being configured to hold said at least one clamping body in a force-fitting manner at least in the longitudinal direction (X).

US Pat. No. 10,767,727

TOOTHED BELT

BANDO CHEMICAL INDUSTRIES...

1. A toothed belt provided with toothed portions arranged at a regular pitch in a belt length direction, the toothed belt comprising:a belt body made of a first rubber composition comprising:
as a main ingredient of a first rubber component, ethylene-?-olefin elastomer having an ethylene content of 44% by mass to 66% by mass; and
as a reinforcing material of the first rubber component, carbon black being 50 parts by mass or more and 80 parts by mass or less with respect to 100 parts by mass of the first rubber component; and
a reinforcing fabric adhered to a surface of the belt body on a toothed side, with a reinforcing fabric adhesion coat interposed between the belt body and the reinforcing fabric, the reinforcing fabric adhesion coat being made of at least a second rubber composition containing hydrogenated nitrile-butadiene rubber as a main ingredient of a second rubber component and carbon black as a reinforcing material.

US Pat. No. 10,767,726

PENDULUM DAMPING DEVICE

VALEO EMBRAYAGES, Amiens...

1. A pendular damping device, comprising:a support that moves rotationally about an axis,
a pendular body including (1) a first pendular mass and a second pendular mass spaced apart axially relative to one another and movable relative to the support, the first pendular mass being arranged axially on a first side of the support and the second pendular mass being arranged axially on a second side of the support, and (2) a link member that links the first and the second pendular masses to pair the first and second pendular masses, wherein the link member is rigidly fastened to each of the first pendular mass and the second pendular mass; and
a rolling member that guides movement of the pendular body relative to the support, the rolling member cooperating with a first rolling track integral to the support and with a second rolling track integral to the pendular body and defined by the link member,
wherein the rolling member exerts an axial gripping force on one pendular mass of the first and second pendular masses during the movement of the one pendular mass relative to the support,
wherein the rolling member bears, on an axial end face, an axial-bearing elastic element exerting the axial gripping force on the one pendular mass.

US Pat. No. 10,767,723

TORQUE CONVERTER FOR VEHICLE

Valeo Kapec Co., Ltd, Da...

1. A torque converter for a vehicle, comprising:a front cover;
an impeller which is coupled to the front cover and rotates together with the front cover;
a turbine which is disposed at a position facing the impeller;
a reactor which is positioned between the impeller and the turbine and changes a flow of oil flowing from the turbine to the impeller;
a lock-up clutch which has a piston that directly connects the front cover and the turbine; and
a torsional damper which includes a pair of retaining plates that receives driving power of an engine from the turbine or the lock-up clutch, and a driven plate that is disposed between the retaining plates, the torsional damper being coupled to the lock-up clutch and absorbing impact and vibration applied in a rotation direction;
wherein multiple spring assembly seating portions are formed in the retaining plates, spring assemblies are disposed in the multiple spring assembly seating portions so as to impart elasticity in a direction from a circumference of the torsional damper to an rotation axis,
the driven plate has an approximately circular plate shape, multiple curved portions and multiple edge portions are formed on an outer circumferential surface of the driven plate, each of the curved portions has a curvature that is more gradual than an imaginary circumference defined by a maximum diameter of the driven plate, and
the spring assemblies are in contact with the curved portions to apply elasticity to the curved portions.

US Pat. No. 10,767,721

BAR PIN BUSHING FOR VEHICLE SUSPENSION

Hendrickson USA, L.L.C., ...

1. A bar pin bushing assembly for connecting components in a vehicular system, the assembly comprising:a bar pin having at least one end with at least one bore to receive a fastener, the at least one bore extending through the at least one end, the bar pin having a central portion having a diameter that is greater than a width or diameter of the at least one end of the bar pin;
a compressible rubber section positioned around the central portion of the bar pin, the compressible rubber section further extending around downwardly tapering surfaces adjacent the central portion of the bar pin;
an outer metal shell mold bonded to the compressible rubber section, wherein the outer metal shell is comprised of a plurality of outer metal shell segments;
a first disc insert positioned over a first end of the outer metal shell;
a second disc insert positioned over a second end of the outer metal shell; and
a tubular outer metal wall positioned over the outer metal shell, the first disc insert, and the second disc insert.

US Pat. No. 10,767,719

APPARATUS AND METHOD FOR ASSEMBLING COMPOSITE MATERIAL LEAF SPRING MODULE

HYUNDAI MOTOR COMPANY, S...

1. An apparatus for assembling a composite material leaf spring module, the apparatus comprising:a first support configured to support a central portion of the composite material leaf spring module, wherein the leaf spring module includes a spring member, an upper saddle disposed atop a central portion of the spring member, a lower saddle disposed under the central portion of the spring member, and a U-bolt coupling the upper saddle and the lower saddle;
a pair of second supports configured to individually support springs of the composite material leaf spring module;
a base connecting the first and second supports; and
a U-bolt retainer separably installed on the first support;
wherein the first support includes a pair of symmetrically disposed side walls, and a connection wall connecting the pair of side walls;
wherein an insertable support extends from the connection wall;
wherein the lower saddle has a cylindrical structure having a hollow, the insertable support has a corresponding cylindrical structure, and the insertable support is inserted into the hollow of the lower saddle;
wherein the U-bolt retainer includes at least one pair of guides detachably coupled to the side walls of the first support, a pair of spaced, oppositely disposed connection members, and a pair of pressure plates;
wherein each connection member of the pair of connection members is connected to the upper end of a corresponding one of the pair of guides through a connection rod, and each pressure plate of the pair of pressure plates extends from the corresponding one of the pair of guides toward a side surface of the upper saddle;
wherein each of the guides has a guide surface contacting the U-bolt; and
wherein the guide surface is inclined.

US Pat. No. 10,767,718

ROTATIONAL COUPLING DEVICE WITH ARMATURE RELEASE COLLAR

Warner Electric Technolog...

1. A rotational coupling device, comprising:an armature having a shape that is complementary to a shape of a shaft such that the armature is configured for directly coupling to the shaft for rotation therewith about a rotational axis and for movement axially relative to the shaft;
an electromagnet assembly disposed on a first axial side of the armature and fixed against rotation relative to the rotational axis; and,
a collar disposed on a second axial side of the armature opposite the electromagnet assembly, the collar configured for rotation with the shaft, but fixed against axial movement relative to the shaft, the collar housing a first permanent magnet
wherein the electromagnet assembly urges the armature in a first axial direction to disengage the armature from the collar and urge the armature into engagement with a member of the coupling device to transmit a torque between the member and the armature when a current having a first polarity is provided to the electromagnet assembly and the first permanent magnet urges the armature in a second axial direction to disengage the armature from the member when the current is not provided to the electromagnet assembly
wherein the member of the coupling device comprises the electromagnet assembly and the torque brakes rotation of the armature.

US Pat. No. 10,767,717

METHOD FOR USING BRAKE PAD INFORMATION IN BRAKING APPLICATIONS

Bendix Commercial Vehicle...

1. A method for modifying a brake application on a trailer of a combination vehicle comprising:receiving a temperature signal in a trailer controller representative of a temperature value of a first brake pad associated with a first brake assembly on a first axle of a trailer;
receiving a temperature signal in the trailer controller representative of a temperature value of a second brake pad associated with a second brake assembly on the first axle of the trailer;
comparing the first and second brake pad temperature values in the trailer controller to a predetermined first temperature threshold;
determining in the trailer controller if service brakes of the trailer are being applied by a driver;
comparing a wheel speed of the trailer with the wheel speed of a tractor of the combination vehicle as received by the trailer controller on a communications line between the trailer controller and a tractor controller;
determining in the trailer controller that a brake drag exists on the trailer in response to both the first and the second brake pad temperature values being greater than the first temperature threshold, the trailer wheel speed being less than the tractor wheel speed and the service brakes not being applied by the driver; and
transmitting an alert signal from the trailer controller to alert the driver to the presence of brake drag.

US Pat. No. 10,767,713

DISC BRAKE FOR A UTILITY VEHICLE, AND BRAKE PAD SET

KNORR-BREMSE Systeme fuer...

1. A disc brake for a utility vehicle, comprising:a brake caliper configured to straddle a brake disc, the brake caliper being a sliding caliper and having a central opening over the brake disc;
a brake carrier configured to support the sliding brake caliper such that the sliding brake caliper is axially displaceable parallel to a rotation axis of the brake disc;
two brake pads arranged on opposite sides of the brake disc such that the brake pads are axially displaceable into contact with the brake disc, the brake pads each having a friction pad supported on a pad carrier plate;
a brake application device having at least one brake plunger configured to advance an application side one of the two brake pads into contact with the brake disc and cause the sliding brake caliper to axially slide to advance a reaction side one of the two brake pads into contact with the brake disc; and
at least one resetting device configured to retract the brake pads away from the brake disc after actuation of the brake application device to press the brake pads into contact with the brake disc, the at least one resetting device including a spreading device with resilient spreading elements configured to engage the respective pad carrier plates,
wherein
the spreading device is arranged in the central opening of the sliding brake caliper,
the spreading elements engage outside the friction pads, directly or indirectly on a center region of the brake pad backing plates or at at least two abutment regions arranged spaced apart from one another relative to the center the brake pad backing plates,
the abutment regions have in each case an abutment surface and one bearing surface on which the spreading elements are movably arranged,
the spreading elements extend starting from a central region of the sliding brake caliper opening from a center of the opening to the spaced-apart abutment regions of the brake pads,
the spreading elements extend from the central region to the spaced-apart abutment regions uniformly relative to the central region,
the spreading device has spring arms arranged to contact respective pad carrier plate,
the spring arms are connected to one another at opposing ends of the central region,
the central region of the central opening of the sliding brake caliper extends in a direction perpendicular to the brake disc rotation axis to both sides of a center of the opening of the sliding brake caliper over a length between 30% to 50% of a longitudinal axis of the opening of the sliding brake caliper perpendicular to the brake disc rotation axis,
the central region includes a retaining bow is attached to the brake carrier to which the spring arms are connected,
the retaining bow is connected to two brake carrier horns which delimit pad slots configured to receive the two brake pads, and
the retaining bow is C-shaped with two mutually opposed end limbs and a center limb.

US Pat. No. 10,767,712

FILL PARAMETER LEARNING FOR WET PLATE CLUTCHES BASED ON AN OUTPUT OF A TORQUE CONVERTER

Dana Belgium N.V., Bruge...

1. A method for determining filling parameters of a wet clutch system used with a transmission, the method comprising the steps of:determining a value regarding a torque output of a torque converter of the transmission, the value indicative of a filling parameter associated with the wet clutch system;
collecting information about the torque output of the torque converter of the transmission during a filling process associated with the wet clutch system;
analyzing a signal associated with the torque output of the torque converter within a time period of the filling process associated with the wet clutch system; and
identifying when the signal associated with the torque output of the torque converter changes with respect to the time period of the filling process associated with the wet clutch system to determine a filling parameter associated with the wet clutch system.

US Pat. No. 10,767,710

CLUTCH DRIVE UNIT AND STRADDLE TYPE VEHICLE

Kabushiki Kaisha F.C.C., ...

1. A clutch drive unit for mutually switching between transmission and blocking of drive force in a clutch of a straddle type vehicle, the vehicle includingan engine configured to generate the drive force by fuel combustion,
a transmission configured to change, for the drive force of the engine, a rotation speed by a plurality of gear trains forming a plurality of gear stages with different transmission gear ratios from one another, and
the clutch configured to selectively switch, by pressing force of a push rod, between transmission and blocking of the drive force from the engine to the transmission,
the clutch drive unit comprising:
a clutch actuator including a drive shaft to be rotatably driven;
a transmission gear including a large gear configured to engage with the drive shaft and a small gear provided concentric with respect to the large gear;
a crank arm comprising a tooth portion engaged with the small gear and configured to be rotated by a drive force of the clutch actuator transmitted from the transmission gear, the crank arm being coupled with the drive shaft;
an output pin provided on one side of the crank arm, the output pin configured to press an output rod;
a receiving pin provided on other side of the crank arm and at a position with a longer distance from a center of rotation of the crank arm than a distance between the output pin and the center of rotation of the crank arm;
a master cylinder configured to generate hydraulic pressure for pushing the push rod, the hydraulic pressure being generated by rotation of the crank arm which causes the output pin to press the output rod and to slide the output rod in a cylinder; and
an extendable body
comprising an elastic body configured to produce pressing force toward the center of rotation of the crank arm, and
rotatable about a holder receiving pin contacting one end of the extendable body while other end of the extendable body is in contact with the receiving pin, within a range of an angle ?2 at which a pressing direction of the pressing force of the elastic body is toward the center of rotation of the crank arm and an angle ?1 at which the pressing direction of the pressing force of the elastic body is against reactive force moment based on reactive force acting on the crank arm from the clutch through each of the push rod and the output rod, to cause pressing moment in a direction opposite to the reactive force moment to act on the crank arm, wherein
the extendable body provides the crank arm with the pressing force of the elastic body such that the pressing moment is greater than the reactive force moment, and
the distance between the center of rotation of the crank arm and the output pin is shorter than a distance between the center of rotation of the crank arm and a center of rotation of the transmission gear.

US Pat. No. 10,767,709

ELECTRONIC ACTUATOR FOR FAN CLUTCH

1. An electronic actuator for a fan clutch, the electronic actuator comprising:a shaft rotated by a rotational force transferred from an engine crankshaft;
an armature plate positioned over the shaft, the armature plate having a through hole in a middle portion thereof;
a bobbin disposed to surround a middle portion of the shaft, the bobbin being provided with a coil wound therein;
a nut formed of a magnetic material and disposed to surround one longitudinal side of the shaft, the nut screwed to a clutch;
an upper bushing formed of a nonmagnetic material and press-fit between the one longitudinal side of the shaft and the nut, the upper bushing integrally connecting the shaft to the nut;
a housing formed of a magnetic material and provided with a bottom plate and a side wall to surround the other longitudinal side of the shaft, the side wall extending to partially overlap the nut;
a bearing mounted on an outer peripheral surface of the other longitudinal side of the shaft positioned inside the housing, the bearing positioned inside the housing;
a lower bushing formed of a nonmagnetic material and press-fit into, and fully filling, a space surrounded by the bearing, the housing, and the bobbin, the lower bushing integrally connecting the bearing to the housing,
wherein the lower bushing has a first internal projecting edge, a second internal projecting edge, and a seating groove between the first internal projecting edge and the second internal projecting edge, wherein at least part of the bearing fits into the seating groove with the first internal projecting edge and the second internal projecting edge, respectively, positioned over and under the part of the bearing, wherein the bobbin filled with the coil is disposed to surround a whole outer peripheral surface of the shaft exposed between the upper bushing and the bearing which are positioned inside the housing to allow magnetic field lines generated from the coil to form a loop passing along the upper bushing, the shaft, the bearing, and the housing.

US Pat. No. 10,767,707

COUPLING ASSEMBLY

ZF Friedrichshafen AG, F...

1. A coupling arrangement for a powertrain of a vehicle comprising:a clutch housing having an input side and an output side and which is rotatable around a central axis;
a clutch mechanism comprising an input-side clutch units in operative connection with input-side clutch unit carrier which is fixed with respect to rotation relative to the clutch housing and output-side clutch units in operative connection with an output-side clutch unit carrier which is fixed with respect to rotation relative to a torsional vibration damper;
a pressing device for producing or cancelling an operative connection between the input-side clutch units and the output-side clutch units;
the torsional vibration damper connecting the clutch mechanism to an output; the torsional vibration damper arranged adjacent the input side of the clutch housing facing a drive, and the clutch mechanism arranged adjacent the output side of the clutch housing facing a driven end; and wherein the pressing device is disposed axially between the torsional vibration damper and the clutch mechanism; and
a bearing for axially supporting the pressing device at a constructional unit of the torsional vibration damper in a direction facing away from the clutch units and in a direction of the input side.

US Pat. No. 10,767,706

AUTOMATIC TRANSMISSION AND FRICTIONAL ENGAGEMENT ELEMENT

MAZDA MOTOR CORPORATION, ...

1. An automatic transmission comprising a frictional engagement element,the frictional engagement element including:
a first piston and a second piston each having a first face and a second face opposite to each other in an axial direction, the first and second pistons being movable in the axial direction;
a plurality of friction plates disposed near the second faces of the first and second pistons;
an engaging hydraulic chamber defined by the first faces of the first and second pistons, the engaging hydraulic chamber being configured to be subject to a hydraulic pressure to move the first and second pistons in a direction of pressing the friction plates;
an opposite hydraulic chamber defined by the second faces of the first and second pistons, the opposite hydraulic chamber being configured to be subject to a hydraulic pressure to move the first and second pistons in a direction of releasing the friction plates;
a first urging member for urging the first piston in the direction of releasing the friction plates; and
a second urging member for urging the second piston in the direction of releasing the friction plates with an urging force larger than an urging force of the first urging member,
wherein one of the first and second pistons has a communicating hole for connecting the engaging hydraulic chamber with the opposite hydraulic chamber and the other of the first and second pistons has a valve part for closing the communicating hole,
the first and second urging members have different urging forces so that, in a process of disengagement of the frictional engagement element a difference in travel distance between the first and second pistons in motion due to the different urging forces of the first and second urging members causes the valve part to open the communicating hole to make hydraulic oil flow from the engaging hydraulic chamber into the opposite hydraulic chamber through the communicating hole, and
the first and second urging members have different urging forces so that, in a process of engagement of the frictional engagement element, a difference in travel distance between the first and second pistons in motion due to the different urging forces of the first and second urging members causes the valve part to open the communicating hole to make hydraulic oil flow from the opposite hydraulic chamber into the engaging hydraulic chamber through the communicating hole.

US Pat. No. 10,767,705

PROPELLER SHAFT

HITACHI AUTOMOTIVE SYSTEM...

1. A propeller shaft comprising:a first shaft member having a male spline joint portion, a first diameter portion, and a second diameter portion which are formed on an outer peripheral surface of the first shaft member, and which are positioned axially in order of the male spline joint portion, the first diameter portion and the second diameter portion from a first end side of the first shaft member facing a first axial direction of two opposite axial directions,
the first diameter portion having an outside diameter smaller than an outside diameter of a male-spline-joint formed part on which the male spline joint portion is formed, and
the second diameter portion having an outside diameter smaller than the outside diameter of the first diameter portion;
a second shaft member into which a portion of the first shaft member is inserted from the male spline joint portion and which has a seal member housing and a female spline joint portion that are positioned axially in order of the seal member housing and the female spline joint portion from an end portion of the second shaft member facing a second axial direction opposite to the first axial direction, the female spline joint portion formed on an inner peripheral surface of the second shaft member, the female spline joint portion being spline-connected to the male spline joint portion by inserting the male spline joint portion of the first shaft member from an end side of the second shaft member so as to permit axial sliding movement of the second shaft member relative to the first shaft member;
the seal member housing formed at a position to confront the first diameter portion in a radial direction as a diametrically-enlarged portion whose inside diameter is greater than a diameter of a dedendum circle of the female spline joint portion;
a seal member that is received between the seal member housing and the first diameter portion, and configured to prevent entry of foreign matter from an outside into a spline-connected section of the female spline joint portion and the male spline joint portion; and
a retainer fixedly connected to the end side of the second shaft member so as to define a first wall of the seal member housing,
wherein the seal member is held in a compressed state between the seal member housing and the first diameter portion, and
wherein the seal member is positioned in a manner so as to be at an axial position of the second diameter portion of the first shaft member when the second shaft member slides relative to the first shaft member in the second axial direction via the female spline joint portion and the male spline joint portion which are spline-connected to each other.

US Pat. No. 10,767,703

ROLLER WITH INTEGRATED LOAD DETECTION

Aktiebolaget SKF, Gothen...

1. A sensorized roller of a bearing, the sensorized roller comprising:a hollow bore extending in an axial direction of the roller;
a sensor module being arranged within the roller bore, the sensor module comprising:
at least one deformation sensor for detecting deformation of the roller bore due to a radial load acting on the roller, and
a rigid housing that is shaped to fit inside the roller bore and is mounted within the inside of the roller bore having a small radial clearance between an outer cylindrical surface of the housing an inner cylindrical surface of the roller bore, the rigid housing comprising first and second rigid housing axial ends with a main cylindrical body extending therebetween, the main cylindrical body has a first outer diameter which is constant therealong, the main cylindrical body having an outer cylindrical surface, the at least one deformation sensor being located on the outer cylindrical surface,
wherein each of the at least one deformation sensor is formed as a proximity sensor such that a sensing element of the proximity sensor faces a radially inner surface of the roller bore and measures a radial gap therebetween.

US Pat. No. 10,767,702

YAW ASSEMBLY FOR A WIND TURBINE

Wind Solutions, LLC, San...

1. A yaw assembly for a wind turbine, comprising:a bushing configured for securement within a yaw cylinder containing a yaw piston and a yaw pad having a first side configured for engagement with a slew ring of the wind turbine and a second side configured for engagement with the yaw piston;
a thrust stem engaged with the bushing and configured to apply force to the yaw pad against the slew ring, the thrust stem biased away from the yaw pad by one or more springs residing within the yaw piston; and
an anti-rotation collar disposed at an interface between the thrust stem and the yaw piston, the anti-rotation collar comprising a flange extending from a first-center portion thereof, the flange disposed between the one or more springs and a bottom end of the yaw piston.

US Pat. No. 10,767,700

FLANGED INNER RING FOR WHEEL HUB BEARINGS

Aktiebolaget SKF, Gothen...

1. A flanged inner ring for a wheel hub bearing, the flanged inner ring comprising:a tubular body configured to support the wheel hub bearing, the tubular body being coaxial with an axis (A);
a flange disposed on the tubular body and which is transversal to the axis (A), the flange being provided with a plurality of threaded through holes that are distributed around the axis (A);
the flange having a plurality of radial arms, each of the plurality of radial arms being separated from an adjacent one of the plurality of radial arms by an arcuate section, the arcuate section being concave when viewed in a plane defined by the flange and having a smaller radius from the adjacent ones of the plurality of radial arms;
an outer annular mounting surface; and
an inner surface that is configured to axially face towards an outer ring of the bearing, the flange having a respective base axial thickness (SAF), the flanged inner ring being forged in one piece together with the flange and the radial arms, each of the plurality of threaded through holes being located within an area defined by a rib having a rib base and opposing rib sides which form a U-shape, the rib being located on the inner surface of the flange and configured to project toward the outer ring, wherein the opposing rib sides each have a taper formed by a reduced thickness, as measured in a direction perpendicular to the axis (A) and parallel to the rib base, located on an end opposite of the rib base; and
a forged chamfer is located on the arcuate section.

US Pat. No. 10,767,699

BEARING CAGE, ROLLING ELEMENT BEARING AND METHOD

Aktiebolaget SKF, Gothen...

17. A method for producing a bearing cage, the method comprising:providing a disk-shaped sheet metal element, wherein the disk-shaped sheet metal element presents a central bore and at least one opening arranged radially outwardly from the central bore, the opening providing two abutting side surfaces that extend in a radial direction of the disk-shaped element,
folding a first portion of the disk-shaped element, wherein first portion comprises one of the radially extending side surfaces of the at least one opening, such that the first portion extends out from the disk-shaped element, wherein the first portion defines at least a portion of a first cage bar which forms part of at least one cage pocket configured to receive at least one rolling element, the at least one cage pocket being formed by the first cage bar and a second adjacent cage bar that extend axially between a first circumferentially extending element and a second circumferentially extending element axially displaced from the first circumferentially extending element, the first circumferentially extending element defining a first axially displaced ring element and the second circumferentially extending element defining a second axially displaced ring element, wherein the first portion is constructed by folding a part of the disk-shaped sheet metal element such that the first portion extends in a radial direction of the cage and such that an axially extending fold is provided on the cage bar, and
folding the second circumferentially extending element forming features, that when formed, are located radially proximate and inward from a circumferential radially facing surface of the first cage bar and a circumferential radially facing surface of the second cage bar, defining a radially facing surface extending between a first axially facing edge and a second axially facing edge, the radially facing surface of the second circumferentially extending element having a larger surface area compared to a surface area of the first axially facing edge of the second circumferentially extending element.

US Pat. No. 10,767,696

BEARING COMPONENT AND METHOD OF MAKING AND USING THE SAME

SAINT-GOBAIN PERFORMANCE ...

1. A bearing component comprising:a substrate;
a sliding layer overlying the substrate; and
a metal mesh comprising filaments embedded in the sliding layer, the metal mesh having a woven structure such that the filaments overlap each other at intersections, wherein a plurality of intersections include a first filament overlying a second filament, the first filament being mechanically deformed so as to interlock with the second filament.

US Pat. No. 10,767,695

SLIDING CONTACT SURFACE-FORMING MATERIAL, SLIDE BEARING CONTAINING SAME, AND METHOD OF USING SAME IN A MOIST ENVIRONMENT

Oiles Corporation, Tokyo...

1. A method of minimizing friction between two surfaces during relative movement therebetween in a moist environment, said method comprising the steps of:placing a slide bearing, comprising a sliding contact surface-forming material, between said surfaces,
placing said surfaces in said moist environment,
and moving said surfaces relative to one another in said moist environment, wherein said sliding contact surface-forming material comprises a reinforcing base impregnated with a resol phenolic resin having polytetrafluoroethylene resin dispersed therein,
the reinforcing base comprising a woven fabric formed by using, respectively as each of the warp and the weft, a ply yarn which is formed by paralleling exactly two strands of:
a single twist yarn spun from fluorine-containing resin fiber, and
a single twist yarn spun from polyphenylene sulfide fiber,
and by twisting them in a direction opposite to the direction in which the single twist yarns were spun;
wherein the single twist yarn spun from fluorine-containing resin fiber is a yarn of at least 400 denier,
wherein the single twist yarn spun from polyphenylene sulfide fiber is a yarn having at least No. 20 cotton count,
wherein the reinforcing base is a flat-woven fabric having a density of 36 to 44 ends/inch for the warp (vertical yarn), and 36 to 44 picks/inch for the weft (horizontal yarn),
and
wherein the sliding contact surface-forming material contains 37 to 43.5% by weight of the resol-type phenolic resin, 13 to 26% by weight of the polytetrafluoroethylene resin, and 37 to 43.5% by weight of the reinforcing base.

US Pat. No. 10,767,694

MANUFACTURING METHOD FOR SLIDING MEMBER AND SLIDING MEMBER

KYB CORPORATION, Tokyo (...

1. A manufacturing method for a sliding member in which a surface of an oxide film covering a metal base material serves as a sliding surface, the manufacturing method comprising:a dispersion step for dispersing a plurality of hard particles having a higher hardness than the oxide film through a surface layer of the metal base material;
an oxide film generation step for generating the oxide film on the surface of the metal base material after the dispersion step; and
an exposure step for exposing some of the plurality of hard particles from the surface of the oxide film by partially removing the oxide film.

US Pat. No. 10,767,693

ROTATION SYSTEM HAVING RADIAL GAS BEARING

FISCHER ENGINEERING SOLUT...

1. A rotary system with at least one radial gas bearing comprising:a housing,
a shaft rotatable relative to the housing,
at least one bearing assembly which has a first region and supporting the shaft relative to the housing by a radial gas bearing in which a gas gap is formed between the bearing assembly and the shaft, and
the first region including or being formed by a tubular radial bearing sleeve, an inside of which has a bearing surface within which the shaft is supported in a radial direction,
wherein the bearing assembly further comprises a third region held by the housing or integrated on or in the housing, and a second region connecting the first region to the third region, and the second region being more resilient than the first region at least due to one of a shape of the second region and a shape of the first region.

US Pat. No. 10,767,692

MAGNETIC LEVITATION BEARING ASSEMBLY AND COMPRESSOR

GREE GREEN REFRIGERATION ...

1. A magnetic levitation bearing assembly, comprising:a magnetic levitation bearing, comprising a first iron core, a second iron core and a thrust disc, wherein the thrust disc is arranged between the first iron core and the second iron core along an axial direction of the thrust disc, a first working clearance exists between the first iron core and the thrust disc, and a second working clearance exists between the second iron core and the thrust disc;
a shell, the first iron core and the second iron core are both fixedly connected with the shell; and
a working clearance adjusting device, disposed between a radial inner periphery of the shell and the thrust disc along a radial direction of the thrust disc and between the shell and the second iron core along the axial direction of the thrust disc, wherein an axial end of the working clearance adjusting device abuts against the second iron core, a void gap exists between the shell and the second iron core, and the working clearance adjusting device is configured to adjust a sum of the first working clearance and the second working clearance to conform to a preset value,
wherein the working clearance adjusting device is disposed between the first iron core and the second iron core along the axial direction of the thrust disc, and the other axial end of the working clearance adjusting device abuts against the first iron core,
wherein the magnetic levitation bearing assembly further comprise a first coil and a second coil, wherein the first iron core is provided with a first coil accommodating portion for mounting the first coil and a first mounting portion for connecting the shell, the second iron core is provided with a second coil accommodating portion for mounting the second coil and a second mounting portion for connecting the shell, and the working clearance adjusting device is disposed between the first mounting portion and the second mounting portion along the axial direction of the thrust disc, two axial ends of the working clearance adjusting device respectively abutting against the first mounting portion and the second mounting portion, and
wherein a radial size of the second mounting portion is greater than that of the first mounting portion, and the shell is provided with a step-shaped matching portion for matching with the first mounting portion and the second mounting portion, the step-shaped matching portion being provided with a first mounting segment and a second mounting segment with a diameter greater than that of the first mounting segment and connected with the first mounting segment through a stepped surface, wherein the stepped surface is fitted with an end of the first mounting portion away from the thrust disc, and the void gap exists between an end of the second mounting segment away from the first mounting segment and another end of the second mounting portion close to the thrust disc.

US Pat. No. 10,767,690

BEARING HOUSING WITH DAMPING ARRANGEMENT

1. A bearing housing for a bearing in a gas turbine engine, the bearing housing comprising:an inner wall configured to support the bearing, and an outer wall radially spaced from the inner wall, an annular space being defined between the inner and outer walls; and
a device extending from the inner wall toward the outer wall, the device including at least a first and a second member positioned in series with respect to each other in a radial direction between the inner and outer walls, the second member having a radial stiffness greater than a radial stiffness of the first member, wherein a radial dimension of the second member remains substantially constant while the first member compresses and transversely expands upon compression between the inner and outer walls moving radially toward one another.

US Pat. No. 10,767,689

BEARING DEVICE FOR VEHICLE WHEEL

NTN CORPORATION, Osaka (...

1. A bearing device for vehicle wheel comprising:an outer member having double-row outer rolling surfaces formed on an inner periphery;
an inner member having double-row inner rolling surfaces formed on an outer periphery;
a plurality of rolling elements rollably interposed between each of the outer rolling surfaces of the outer member and a corresponding one of the inner rolling surfaces of the inner member;
an inner-side undercut part provided at a portion where the inner rolling surface formed on an inner side of the inner member and an inner-side flange surface of the inner rolling surface intersect;
an outer-side undercut part provided at a portion where the inner rolling surface formed on an outer side of the inner member and an outer-side flange surface of the inner rolling surface intersect; and
a vehicle wheel installation flange provided adjacent to the inner rolling surface formed on the outer side of the inner member,
wherein a radius of curvature of the inner-side undercut part defined as Ri and a radius of curvature of the outer-side undercut part defined as Ro satisfy a relation of Ri

US Pat. No. 10,767,688

BEARING SYSTEM FOR AN ARTICULATING MOTOR DEVICE

Roller Bearing Company of...

1. A bearing system for a rotating vertical shaft, the bearing system comprising:a first ball bearing, having a first pitch diameter and a first axial stiffness, the first ball bearing having a first inner ring disposed in a first outer ring and a first plurality of balls rollingly positioned between the first inner ring and the first outer ring so that the first plurality of balls rollingly engage a first exterior raceway of the first inner ring and a first interior raceway of the first outer ring at respective first axial centerlines of the first exterior raceway and the first interior raceway;
a second ball bearing having a second pitch diameter and a second axial stiffness, the second ball bearing having a second inner ring disposed in a second outer ring, and a counterbore formed in one of the second inner ring and the second outer ring; and
a second plurality of balls rollingly positioned between the second inner ring and the second outer ring so that the second plurality of balls rollingly engage a second exterior raceway of the second inner ring and a second interior raceway of the second outer ring at an angle offset from second axial centerlines of the second exterior raceway and the second interior raceway;
the first inner ring and the second inner ring being coaxial, secured to one another and rotatable together;
the first pitch diameter being at least 1.5 times greater than the second pitch diameter; and
the bearing system having an axial stiffness ratio defined by the first axial stiffness divided by the second axial stiffness, wherein the magnitude of the axial stiffness ratio is based on an axial preload force applied to the second outer ring such that an operating torque of the bearing system is within a predetermined range at temperatures from minus 40 degrees Celsius to positive 85 degrees Celsius.

US Pat. No. 10,767,686

VEHICULAR PROPELLER SHAFT

Toyota Jidosha Kabushiki ...

1. A vehicular propeller shaft through which a rotary motion of a drive power source is transmitted to drive wheels, the vehicular propeller shaft comprising:a first tubular member having a large-diameter cylindrical section, a small-diameter cylindrical section having a smaller outside diameter than the large-diameter cylindrical section, and a tapered cylindrical section formed between one end of the large-diameter cylindrical section and the small-diameter cylindrical section, and wherein the large-diameter cylindrical section, the small-diameter cylindrical section and the tapered cylindrical section are formed integrally with each other; and
a second tubular member coaxially joined to the first tubular member and formed of a material having a higher degree of strength than the first tubular member,
wherein the second tubular member has a smaller wall thickness than the first tubular member.

US Pat. No. 10,767,684

FLAT ROOF MOUNTING DEVICE

Solsera, Inc., Phoenix (...

1. A mounting device for covering a roof penetration in a roof, the mounting device comprising:a base including a central hub, an outer perimeter structure, a top which is open, a bottom which is open, and ribs extending from the central hub outward to the outer perimeter structure;
an internal reservoir extending between the central hub and the outer perimeter structure for holding a sealant against and in cooperation with the roof, wherein the internal reservoir continuously encircles the central hub and is unsevered by the ribs;
wherein at least one of the ribs is formed with a bore for receiving a fastener for fastening the mounting device at the roof penetration; and
wherein the bore is formed into a seat in the one of the ribs, which seat is below the top of the base.

US Pat. No. 10,767,683

THREAD PROFILES FOR ROTARY SHOULDERED CONNECTIONS

Dreco Energy Services ULC...

1. A rotary shouldered threaded connection comprising:(a) a pin element having a pin thread, said pin thread having a pin thread stab flank, a pin thread load flank, a pin thread angle that is less than 30 degrees, and a pin thread root defined by a pin thread root radius; and
(b) a box element having a box thread, said box thread having a box thread stab flank, a box thread load flank, a box thread angle, and a box thread root radius;
wherein the pin thread root radius is greater than the box thread root radius;
wherein the pin thread root is tangent to the pin thread stab flank and the pin thread load flank;
wherein the pin thread angle comprises a first pin thread angle extending between the pin thread stab flank and a pin thread centerline that is disposed between the pin thread stab flank and the in thread load flank and that extends orthogonal to a central axis of the pin element;
wherein the pin thread angle further comprises a second pin thread angle that is equal to the first pin thread angle and that extends between the pin thread centerline and the pin thread load flank;
wherein the box thread angle comprises a first box thread angle extending between the box thread stab flank and a box thread centerline that is disposed between the box thread stab flank and the box thread load flank and that extends orthogonal a central axis of the box element; and
wherein the box thread angle further comprises a second box thread angle that is equal to the first box thread angle and that extends between the box thread centerline and the box thread load flank.

US Pat. No. 10,767,682

FRANGIBLE FASTENERS WITH FLEXIBLE CONNECTORS FOR UNMANNED AIRCRAFT, AND ASSOCIATED SYSTEMS AND METHODS

INSITU, INC., Bingen, WA...

14. A frangible fastener for coupling a first component to a second component, the frangible fastener comprising:an outer body having:
a first portion terminating at a first end of the outer body, the first portion including a head integrally formed at the first end of the outer body and positionable to contact the first component;
a second portion terminating at a second end of the outer body opposite the first end of the outer body, the second portion including external threads positionable to contact the second component; and
a frangible portion located between the first and second portions;
a flexible member positioned at least partially within the outer body, the flexible member having a first end oriented toward the first end of the outer body, and a second end oriented toward the second end of the outer body, the first end of the flexible member fixedly connected to the first portion, the flexible member extending through the second portion such that the second end of the flexible member is located outside of the outer body; and
a stop element fixedly connected to the second end of the flexible member and spaced apart from the second end of the outer body, the stop element being configured to contact the second end of the outer body when the second portion separates from the first portion in response to the frangible portion breaking.

US Pat. No. 10,767,680

SELF-DRILLING SCREW

Fushang Co., Ltd., Kaohs...

1. A self-drilling screw comprising:a shank including a self-drilling portion, a head portion spaced from the self-drilling portion along a longitudinal axis, and a straight rod portion between the self-drilling portion and the head portion, with the self-drilling portion having a tip and two cutting edge portions extending toward the head portion from the tip, with the straight rod portion including a lower segment adjacent to the self-drilling portion and an upper segment adjacent to the head portion;
a first thread spirally formed on the lower segment of the straight rod portion and including a plurality of thread convolutions, with each thread convolution having a lower cutting face facing the self-drilling portion, an upper cutting face facing the head portion, and a cutting line interconnecting the lower and upper cutting faces, with each of the plurality of thread convolutions provided with three to eight recess portions spaced in a circumferential direction of the straight portion, with each recess portion recessed inward from the cutting line in a radial direction of the straight rod portion and having a recess length in the circumferential direction of the straight portion, with a screw thread portion defined between two adjacent recess portions in the circumferential direction and having a screw thread length in the circumferential direction of the straight portion, with the screw thread length being 25% to 200% of the recess length, wherein the recess portions in the plurality of thread convolutions are arranged circumferentially offset with respect to the longitudinal axis forming a helical pattern in a same direction as the first thread; and
a second thread spirally developed on the upper segment of the straight rod portion and having an outer diameter greater than an outer diameter of the first thread, with an upward spiral direction of the second thread being opposite to an upward spiral direction of the first thread,
wherein the plurality of thread convolutions include a bottommost thread convolution directly adjacent the self-drilling portion, a topmost thread convolution adjacent the upper segment of the straight rod portion, and several middle thread convolutions between the bottommost and topmost thread convolutions,
wherein when the self-drilling portion is driven into an article, chippings cut by the self-drilling portion are moved upward to the upper segment of the straight rod portion from the recess portions in the bottommost thread convolution through the recess portions in the middle thread convolutions and the recess portions in the topmost thread convolution.

US Pat. No. 10,767,679

SPRING LATCHING CONNECTORS

Bal Seal Engineering, LLC...

1. A spring latching connector comprising:a housing having body with an exterior surface and an interior surface defining a bore;
a piston having a solid piston body such that no fluid can flow through the piston, said piston having an exterior surface and a piston axis located in said bore by moving the piston relative to the housing in a first direction so that a tapered insertion end lifts a radial canted coil spring comprising a plurality of coils in moving in the first direction to be located in said bore, said insertion end having a planar end surface extending across a lengthwise axis of the piston and wherein each coil has a major axis and a minor axis;
a housing groove formed in said housing bore and a piston groove having a tapered bottom wall or a tapered sidewall formed on the exterior surface of said solid piston body, the housing groove and the piston groove being abutted by the radial canted coil spring such that the major axis and the minor axis of the plurality of coils are orientated at a non-orthogonal turn angle to said piston axis;
the radial canted coil spring, disposed in the housing and piston grooves and latching said piston and housing together in a latched position;
opposing surfaces in the housing and piston grooves simultaneously contacting and positioning a point of spring to piston contact and a point of spring to housing contact to create an axial load on the plurality of coils of the radial canted coil spring for enabling the radial canted coil spring to remain abutted between the housing groove and the piston groove in the latched position;
wherein the housing groove comprises a groove surface that is recessed from the interior surface of the housing and the tapered bottom wall or tapered sidewall of the piston groove comprises a groove surface that is recessed from the exterior surface of the solid piston body and wherein the housing groove and the piston groove are sized and shaped to deflect the plurality of coils of the radial canted coil spring to permit separation of the piston from the housing when the piston is moved in a second direction opposite the first direction; and
wherein the radial canted coil spring is located along an axial position in the housing groove prior to latching the piston to the housing and after separating the piston from the housing or the radial canted coil spring is located along an axial position in the piston groove prior to latching the piston to the housing and after separating the piston from the housing.

US Pat. No. 10,767,678

FASTENING MEMBER AND ROD-SHAPED MEMBER FOR FASTENING MEMBER

NHK Spring Co., Ltd., Yo...

1. A fastening member that fastens members, the fastening member comprising:a first alloy section made of aluminum alloy containing zinc in an amount of 0.005 wt % or more and 6.5 wt % or less and containing magnesium in an amount of 0.6 wt % or more and 2.0 wt % or less, is the first alloy section being provided in a portion in contact with at least one of the members; and
a second alloy section made of an aluminum alloy containing magnesium in an amount of greater than 0.2 wt % and 2.3 wt % or less and containing copper in an amount of greater than 1.0 wt % and 8.0 wt % or less, the second alloy section being bonded to the first alloy section.

US Pat. No. 10,767,676

HIDDEN JOINING DEVICE FOR PARTS OF FURNITURE AND FURNISHING ITEMS

1. A hidden joining device for parts of furniture and furnishing items, said parts including a first panel (11), and a second panel (12), which must be moved towards each other according to an approach direction (d) in order to bring an edge (B) of the first panel abutted in a tightening position against a surface (S) of the second panel, said hidden joining device comprising:a blocking group (GB) coupled to the first panel, said blocking group (GB) comprising an elongated bushing or tubular element (31) having:
at least two traversal pass-through holes (40, 40?), and
internally threaded sections in proximity to said traversal pass-through hole (40, 40?); and
a connection group (GC) assembled on at the second panel (11, 12), said connection group (GC) comprising at least two pins (34, 34?) configured to engage with said at least two traversal pass-through holes (40, 40?),
wherein said blocking group (GB) is inserted inside a seat (S1, S1?) that is contained in a thickness (SP) of the first panel (11, 12), and
wherein said seat (S1, S1?) extends from one of the edges (B1) of the first panel towards an interior thereof, forming a single visible hole (30) in an assembly of the first and second panels;
wherein blocking grub screws (39, 39?) engage with said internally threaded sections of said elongated bushing or tubular element (31) and said pins (34), and wherein one of said blocking grub screws is perforated so as to allow passage therethrough of a tool to engage with another of said blocking grub screws.

US Pat. No. 10,767,674

CONSTRUCTION MACHINE

Hitachi Construction Mach...

1. A construction machine comprising:a hydraulic pump that is of bidirectional delivery type and bidirectional variable displacement type, and has a first port and a second port;
a hydraulic cylinder that has a first hydraulic working oil chamber and a second hydraulic working oil chamber, and performs a pulling action in a case of discharge of hydraulic working oil from the first hydraulic working oil chamber, and a pushing action in the case of discharge of hydraulic working oil from the second hydraulic working oil chamber;
a first flow path that connects the first port of the hydraulic pump and the first hydraulic working oil chamber of the hydraulic cylinder;
a second flow path that connects the second port of the hydraulic pump and the second hydraulic working oil chamber of the hydraulic cylinder;
a discharge flow path branched from the first flow path;
a discharge valve that is disposed in the discharge flow path, and controls a flow rate of hydraulic working oil discharged from the first hydraulic working oil chamber of the hydraulic cylinder to the discharge flow path;
an operation device that issues an instruction for an action of the hydraulic cylinder; and
a controller that controls the hydraulic pump and the discharge valve on a basis of the instruction of the operation device, wherein
the controller controls the hydraulic pump and the discharge valve such that at least a part of hydraulic working oil discharged from the first hydraulic working oil chamber of the hydraulic cylinder is discharged to the discharge flow path in accordance with an operation amount of the operation device when the operation amount of the operation device lies within a fine operation region during the pulling action of the hydraulic cylinder in a state that an external load is applied in a contraction direction of the hydraulic cylinder, and
the controller controls the hydraulic pump and the discharge valve such that an entire amount of hydraulic working oil discharged from the first hydraulic working oil chamber of the hydraulic cylinder is discharged to the discharge flow path when the operation amount lies in any range of the fine operation region.

US Pat. No. 10,767,672

METHOD FOR CONTROLLING A LIFTING JACK FOR AN AIRCRAFT ENGINE NACELLE, A JACK-TYPE LIFTING SYSTEM IMPLEMENTING THE METHOD AND THE THUS EQUIPPED NACELLE

1. A maintenance access method for controlling at least a lifting jack of a jack-type lifting system for a cowl of a turbojet engine nacelle, the cowl being constituted by half-cylindrical shaped panels hinged, at their upper edge, on hinges and blocked, at their opposite edge, in a closed position by a lock, the jack-type lifting system comprising the lifting jack, the lifting jack including an internal rod which slides inside an external rod, each rod being fitted with a piston at one end, the internal rod being secured to one of the half-cylindrical shaped panels and the external rod being secured to a turbojet engine, said method comprising:a first step of reducing a maximum force value of the lifting jack to a reduced maximum force value at a beginning of an extension stroke of at least one of the internal or external rods, wherein the extension stroke extends beyond a determined portion; and
a second step of switching from the reduced maximum force value resulting from said first step to a nominal maximum force value of the lifting jack when the extension stroke extends beyond the determined portion, the extension stroke extended beyond the determined portion corresponding to a start-up threshold stroke beyond which the cowl escapes from the lock when the lock is properly unlocked.

US Pat. No. 10,767,670

FLUID-POWERED LINEAR MOTOR WITH ROTARY PISTONS AND MOTION RECTIFIER

17. A method for converting fluid energy to rotational energy, comprising:providing fluid to a motor module comprising a primary rotor assembly comprising a harmonic drive rotor;
diverting a portion of the fluid to a secondary reciprocating rotor assembly coupled to the primary rotor assembly, the secondary reciprocating rotor assembly comprising a reciprocating rotary piston assembly;
energizing the reciprocating rotary piston assembly with the portion of the fluid to reciprocatedly rotate the secondary reciprocating rotor assembly; and
transferring energy from the secondary reciprocating rotor assembly to the primary rotor assembly via a mechanical rectifier to rotate the primary rotor assembly; and
receiving the non-diverted portion of the fluid in a second primary rotor assembly to energize a second motor module.

US Pat. No. 10,767,669

ROTARY PISTON TYPE ACTUATOR WITH A CENTRAL ACTUATION ASSEMBLY

Woodward, Inc., Fort Col...

1. A rotary actuator comprising:a housing comprising a mounting assembly adapted for attachment to an external mounting connector of a mounting surface;
a rotor assembly rotatably journaled in said housing and including a rotary output shaft;
a central actuation assembly including a central mounting point formed in an external surface of the rotary output shaft, said central mounting point proximal to the longitudinal midpoint of the rotary output shaft, and a radial recess formed in an external peripheral surface of the housing proximal to the central mounting point of the rotary output shaft; and
an actuation arm extending through the radial recess and removably attached at a proximal end to the central mounting point, said actuation arm adapted at a distal end for attachment to an external mounting feature of a member to be actuated.

US Pat. No. 10,767,668

HYDRAULIC CONTROL SYSTEM FOR CONSTRUCTION MACHINE

Volvo Construction Equipm...

1. A hydraulic control system for a construction machine, the hydraulic control system comprising:a hydraulic pump group comprising a first hydraulic pump, a second hydraulic pump and a third hydraulic pump;
a main control valve (MCV) comprising:
a first spool group configured to control flow rates and flows of pressurized oils to be supplied from the first hydraulic pump and the second hydraulic pump and comprising a spool for a working device, a spool for traveling and a spool for confluence,
a second spool group configured to control a flow rate and flow of pressurized oil to be supplied from the third hydraulic pump and comprising a spool for swing, and
a straight traveling valve equipped between the first spool group and the second spool group;
a first pilot signal line connected to the spool fora working device and configured to provide a supply passage of pilot pressurized oil to be applied so as to switch the spool for a working device;
a second pilot signal line connected to the spool for traveling and configured to provide a supply passage of pilot pressurized oil to be applied so as to switch the spool for traveling, and
a direction changing valve equipped on the second pilot signal line configured to interconnect the spool for traveling and a tank, connected to the first pilot signal line, and configured to be switched upon switching of the spool for a working device, thereby cutting off flow of pilot pressurized oil returning to the tank.

US Pat. No. 10,767,667

ELECTRONICALLY CONTROLLED VALVE, HYDRAULIC PUMP, AND HYDRAULIC PUMP SYSTEM

Danfoss Power Solutions (...

1. A hydraulic pump system comprising:a hydraulic pump, the hydraulic pump comprising:
a variable displacement pump having a swash plate;
an outlet piston chamber which is in constant communication with a pump outlet of the variable displacement pump, wherein, an outlet piston which is connected to an end of the swash plate is movably provided inside the outlet piston chamber; and
a servo piston chamber, wherein, a servo piston which is connected to the other end of the swash plate is movably provided inside the servo piston chamber;
an electronically controlled valve in fluid communication with the variable displacement pump;
a controller operatively connected to an actuator of the electronically controlled valve;
an angle sensor configured to detect a swashplate angle of the hydraulic pump;
a first pressure sensor configured to detect pump outlet pressure of the hydraulic pump;
a speed sensor configured to detect a rotation speed of the hydraulic pump; and
a second pressure sensor configured to detect load pressure;
wherein the controller is configured to selectively operate between an electrically proportional displacement control mode, a pressure compensation control mode, a constant power control mode and a load sensitive control mode;
wherein, in the electrically proportional displacement control mode, the controller is configured to operate the actuator of the electronically controlled valve based on input from the angle sensor and not based on any input from the first pressure sensor, the speed sensor and the second pressure sensor;
wherein, in the pressure compensation control mode, the controller is configured to operate the actuator of the electronically controlled valve based on input from the first pressure sensor and not based on any input from the angle sensor, the speed sensor and the second pressure sensor;
wherein, in the constant power control mode, the controller is configured to operate the actuator of the electronically controlled valve based on input from the angle sensor, the first pressure sensor and the speed sensor and not based on any input from the second pressure sensor; and
wherein, in the load sensitive control mode, the controller is configured to operate the actuator of the electronically controlled valve based on input from the first pressure sensor and the second pressure sensor not based on any input from the angle sensor and the speed sensor.

US Pat. No. 10,767,665

PNEUMATIC VALVE ARRANGEMENT

SAMSON AKTIENGESELLSCHAFT...

1. A pneumatic valve arrangement, comprising:an air supply conduit configured to receive pressurized air from a pressurized air source;
a venting conduit configured to discharge the pressurized air to a pressure sink;
a venting valve configured to open and close the venting conduit;
an aerating valve configured to open and close the air supply conduit; and
a pivotable carrier lever configured to: actuate the aerating valve and the venting valve, hold the venting valve in its closed position while opening the aerating valve from its closed position, and provide a first rotational actuating movement to open the aerating valve while the venting valve is in the closed position, wherein:
the aerating valve and the venting valve are coupled together via the pivotable carrier lever,
the pivotable carrier lever is mounted to at least one of: (i) a stationary part of a housing of the pneumatic valve arrangement, (ii) the aerating valve, and (iii) the venting valve, and
the pivotable carrier lever is configured to rotate around (i) a first pivot axis associated with the first rotational actuating movement to open the aerating valve, and (ii) a second pivot axis associated with a second rotational actuating movement to close the venting valve, the second pivot axis being different than the first pivot axis.

US Pat. No. 10,767,664

POWER CLUTCH ACTUATING DEVICE

1. A clutch actuating device, comprising:a multiplier cylinder in fluid connection with a secondary pressure source;
a rod or a series of interconnecting rods extending from the multiplier cylinder to an actuating cylinder; and
a directional control valve including a pilot port in fluid connection with a primary pressure source, a port in fluid connection with a piston-side chamber of the multiplier cylinder, and a port in fluid connection with the secondary pressure source;
wherein, when a first fluid pressure (P1) from the primary pressure source is applied to the pilot port of the directional control valve, a second fluid pressure (P2) is applied to the piston-side chamber of the multiplier cylinder by the secondary pressure source via the directional control valve, such that the second fluid pressure (P2) transmitted by the rod or series of rods acts on a piston of the actuating cylinder to produce a clutch actuation fluid pressure.

US Pat. No. 10,767,663

VACUUM EJECTOR WITH TRIPPED DIVERGING EXIT FLOW

PIAB AKTIEBOLAG, Taby (S...

1. A multi-stage ejector for generating a vacuum from a source of pressurized fluid by passing said pressurized fluid through a series of nozzles, accelerating said pressurized fluid, and entraining air or other medium so as to form a jet flow in two or more stages, the multi-stage ejector comprising:an inlet in fluid communication with the source of pressurized fluid;
a drive stage;
a final stage; and
two or more suction ports, wherein:
the inlet, the drive stage, the final stage, and the two or more suction ports are arranged about an axis of symmetry, and
the vacuum is generated across each of the drive stage and the final stage before ejecting said jet flow from the multi-stage ejector, the final stage including an ejector outlet formed as a nozzle extending to an outlet end of the multi-stage ejector, said ejector outlet nozzle arranged to receive the jet flow from the final stage of the multi-stage ejector, said ejector outlet nozzle including:
a first diverging section extending from an inlet end to an outlet end of the first diverging section, the first diverging section extending at a first constant angle of divergence to a direction of fluid flow,
a second diverging section extending from an inlet end to an outlet end of the second diverging section, the second diverging section extending at a second constant angle of divergence and terminating at the outlet end of the multi-stage ejector; and
a stepwise expansion section extending from the outlet end of the first diverging section to the inlet end of the second diverging section, the outlet end of the first diverging section being downstream of the inlet end of the second diverging section, the stepwise expansion section providing a stepwise expansion in a cross-sectional flow area, as viewed in a direction perpendicular to a direction of the jet flow through the ejector outlet nozzle, wherein a ratio of an inner diameter immediately before the stepwise expansion section to immediately after the stepwise expansion section is between 6:7 and 20:21.

US Pat. No. 10,767,662

MULTI-STAGE VACUUM EJECTOR WITH MOLDED NOZZLE HAVING INTEGRAL VALVE ELEMENTS

PIAB AKTIEBOLAG, Taby (S...

1. A multi-stage ejector for generating a vacuum from a source of pressurized fluid by passing said pressurized fluid through a series of nozzles, accelerating said pressurized fluid, and entraining air or other medium so as to form a jet flow in one or more stages and generate the vacuum to evacuate a sealed volume, the multi-stage ejector comprising:a primary ejector, comprising:
a first drive stage configured for generating a first vacuum having a first pressure;
a second stage; and
a converging-diverging nozzle provided in said series of nozzles between said first drive stage and said second stage for receiving said jet flow from said first drive stage and accelerating said jet flow to form a second stage fluid jet and directing said second stage fluid jet into an inlet of an outlet nozzle of the second stage, wherein:
said primary ejector is an ejector cartridge comprising a housing defining said first drive stage and said second stage and having a molded single material nozzle piece mounted therein;
said housing further defines one or more openings for communicating said first drive stage and said second stage with the sealed volume;
said converging-diverging nozzle is formed in the molded single material nozzle piece mounted in said primary ejector, and
said nozzle piece further includes one or more valve elements integrally molded with said nozzle piece to form a single unitary piece, the valve elements designed to move from an open position to a closed position and arranged to open and close the one or more openings communicating with said second stage to control a direction of flow of the air or other medium and the fluid between the second stage and the sealed volume to be evacuated; and
a booster ejector connected in parallel with the primary ejector for simultaneously generating a vacuum across a booster stage, the booster ejector configured to generate a second vacuum having a second pressure lower than the first pressure, when both the booster ejector and the primary ejector are in operation, wherein the booster ejector and said primary ejector are connected to the sealed volume to be evacuated and a valve configured to close a connection between the primary ejector and the sealed volume to be evacuated when a pressure in the sealed volume to be evacuated falls below the first pressure.

US Pat. No. 10,767,661

SUBMERSIBLE PUMP WATER JETTER

U.S. Submergent Technolog...

1. A jetter comprising:a submersible, portable pump comprising a liquid intake and a liquid exhaust;
a submersible hydraulic motor comprising a hydraulic fluid intake, the submersible hydraulic motor operatively coupled with the submersible pump controlling a rate at which liquid flows from the liquid intake to the liquid exhaust, wherein the liquid exits the liquid exhaust at a first pressure;
a nozzle in communication with the liquid exhaust, wherein the nozzle expels water at a second pressure to a container to remove debris from the container, wherein the second pressure is greater than the first pressure; and
a passageway for injection of air into the liquid exhaust.

US Pat. No. 10,767,660

SUPPORT ASSEMBLY FOR A TURBOMACHINE

DRESSER-RAND COMPANY, Ol...

1. A turbomachine, comprising:a casing having an inner surface;
an internal assembly disposed within the casing and comprising a plurality of recesses formed in an outer surface of the internal assembly, each recess comprising a plurality of pockets extending radially inward from the respective recess; and
a plurality of support assemblies, each support assembly disposed at least partially within a respective recess of the plurality of recesses and comprising:
a support member slidably disposed in the respective recess and configured to engage the inner surface of the casing, and
a plurality of biasing members, each biasing member disposed within a respective pocket of the plurality of pockets of the respective recess and at least partially extending into the respective recess, and configured to apply a biasing force to the support member,
wherein each support member comprises a contact member and a backing member, the contact member being configured to engage the inner surface of the casing and the backing member being configured to be engaged by a respective plurality of biasing members, and further wherein the contact member of each support member has a protuberance configured to mate with a groove formed in a respective backing member.

US Pat. No. 10,767,659

EXHAUST GAS RECIRCULATION COMPRESSOR INLET THERMAL SEPARATION SYSTEM

Volvo Car Corporation, G...

1. An exhaust gas recirculation (EGR) compressor inlet thermal separation system, comprising:an EGR gas duct adapted to carry EGR gas to a compressor inlet area disposed adjacent to a compressor;
an inlet air duct adapted to carry inlet air to the compressor inlet area disposed adjacent to the compressor, wherein the EGR gas is relatively hotter and more humid than the inlet air; and
an insulated separation wall disposed between the EGR gas duct and the inlet air duct adjacent to the compressor inlet area, wherein the insulated separation wall is adapted to thermally insulate the EGR gas from the inlet air until the EGR gas is mixed with the inlet air in or after the compressor inlet area;
wherein the inlet air duct is disposed along an axis of rotation of a wheel of the compressor and the EGR gas duct is disposed outside of and adjacent to the inlet air duct and intersects the compressor inlet area at an angle to the axis of rotation of the wheel of the compressor, and wherein the insulated separation wall forms at least a portion of a common external wall of both the inlet air duct and the EGR gas duct.

US Pat. No. 10,767,658

AXIAL FAN AND REFRIGERATOR

NIDEC CORPORATION, Kyoto...

1. An axial fan comprising:an impeller to rotate about a rotation axis extending in a vertical direction;
a motor to rotationally drive the impeller;
a housing radially outside the impeller and the motor;
an intake port provided at an upper portion of the housing in the vertical direction; and
an exhaust port provided at a lower portion of the housing in the vertical direction; wherein
in a region overlapping in the vertical direction with the impeller, an inner wall surface of the housing includes at least one first wall including a narrow gap with a radially outer edge of the impeller and at least one second wall including a wide gap with the radially outer edge of the impeller;
the housing includes a bottom plate at the lower portion;
an outer wall surface of the housing extends upward from the outer edge of the bottom plate and has a square or substantially square shape in a cross-sectional view perpendicular to the vertical direction;
the at least one first wall extends from the bottom plate to an upper end of the housing;
the housing includes a space provided between the at least one second wall and the impeller;
the space is defined by an empty void which extends all the way from the bottom plate to the upper end of the housing;
the at least one first wall is provided in the center of one side of the housing;
the at least one second wall includes a plurality of second walls located at positions nearer to four corners of the housing than the first wall is;
the exhaust port is a circular opening; and
an inner wall surface of the at least one first wall is flush with a circumferential edge of the exhaust port such that the inner wall surface of the at least one first wall and the circumferential edge of the exhaust port overlap with each other in an axial view parallel to the vertical direction.

US Pat. No. 10,767,657

AXIAL ALIGNMENT STRUCTURE FOR FLUID PRESSURE PUMP

AISIN SEIKI KABUSHIKI KAI...

1. An axial alignment structure for a fluid pressure pump comprising:a first housing made of a resin; and
a second housing made of a resin, wherein
a housing is configured in a state where the first housing and the second housing are joined to each other by thermal welding at a welding position, and a pump rotor is accommodated in the housing, and
the first housing and the second housing include an axial alignment mechanism that axially aligns the first housing and the second housing such that axes of the first and second housings coincide with each other at the time of joining of the first housing and the second housing to each other by the thermal welding,
the first housing includes a first abutment portion which is radially inward from an inner circumferential side of the welding position, the first abutment portion having a first annular shape that extends in an axial direction of the first housing,
the second housing includes a second abutment portion having a second annular shape that extends in an axial direction of the second housing, the second abutment portion being configured to contact the first abutment portion, and
the axial alignment mechanism is configured such that in a flat cross-section respectively along the axial direction of the first housing and the axial direction of the second housing one of the first abutment portion and the second abutment portion includes a first curved surface, and a remaining one of the first abutment portion and the second abutment portion includes a first tapered shape or a second curved surface.

US Pat. No. 10,767,656

AXIAL FLOW FAN AND AIR-CONDITIONING APPARATUS HAVING AXIAL FLOW FAN

Mitsubishi Electric Corpo...

1. An axial flow fan comprising a plurality of blades and being configured to rotate about a rotation axis of the blades to convey a fluid,the plurality of blades each having a leading edge at a leading side in a rotational direction, a trailing edge at a trailing side in the rotational direction, and an outer peripheral edge connecting the leading edge and the trailing edge,
the leading edge of one of the plurality of blades and the trailing edge of another blade, adjacent to the one of the plurality of blades in the rotational directions, being connected by a plate-shaped connection portion,
the plurality of blades each having at least one plate-shaped reinforcement rib extending from a periphery of the rotation axis toward the outer peripheral edge of the blade, and
the reinforcement ribs being arc-shaped and bulging toward the leading edge, wherein:
the reinforcement ribs at least include an upstream rib and a downstream rib for each of the plurality of blades, the upstream rib being located at an upstream side in the rotational direction, the downstream rib being located at a downstream side in the rotational direction,
when the blades rotate, the downstream ribs are configured to pass through a region through which the upstream ribs do not pass, and
the upstream rib and the downstream rib are shaped such that an upper edge of the upstream rib is inclined relative to a direction of the rotation axis and an upper edge of the downstream rib is substantially orthogonal to the direction of the rotation axis.

US Pat. No. 10,767,655

CENTRIFUGAL COMPRESSOR

KABUSHIKI KAISHA TOYOTA J...

1. A centrifugal compressor comprising:an electric motor coupled to a low-speed shaft;
an impeller; and
a speed increaser including:
a ring member including a circumferential wall and configured to be rotated when the low-speed shaft rotates,
a high-speed shaft located at an inner side of the circumferential wall and coupled to the impeller,
a plurality of rollers located between the circumferential wall and the high-speed shaft,
a speed increaser housing member including a tubular main body that accommodates the ring member, part of the high-speed shaft, and the rollers and stores oil so that a lower portion of the ring member is immersed in the oil,
a discharge passage configured to discharge the oil out of the ring member,
a partition located between an inner circumferential surface of the main body and the lower portion of the ring member in a radial direction of the circumferential wall,
a reservoir region, in which the oil is reserved, defined between the partition and the inner circumferential surface of the main body,
an agitation region, in which the oil is agitated by the ring member, defined between the partition and the lower portion of the ring member,
a communication passage for discharging the oil in the agitation region to the reservoir region, and
an oil passage having an opening that opens in the inner circumferential surface of the main body so as to communicate with the reservoir region, wherein
the agitation region has a first end in the axial direction of the circumferential wall that communicates with the discharge passage, and a second end in the axial direction that communicates with the communication passage,
the opening of the oil passage is located at a position closer to the discharge passage than the communication passage in the axial direction, and
power is transmitted from the low-speed shaft to the high-speed shaft by the ring member and the rollers.

US Pat. No. 10,767,654

SIDE-CHANNEL MACHINE (COMPRESSOR, VACUUM PUMP OR BLOWER) HAVING AN EXTRACTION DUCT IN THE STRIPPER

GARDNER DENVER DEUTSCHLAN...

1. A side-channel machine comprising:a) a housing;
b) a substantially annular side channel located in the housing for conducting a gas;
c) at least one gas intake pipe;
d) at least one gas intake opening formed in the housing, that has a flow connection to the side channel for conducting the gas from the at least one gas intake pipe into the side channel;
e) at least one gas discharge opening disposed in the housing for removing the gas from the side channel;
f) at least one gas discharge pipe adjoining the at least one gas discharge opening;
g) an impeller that can rotate in the housing about a rotational axis that has impeller blades that delimit impeller cells disposed in the side channel for conveying the gas located in the impeller cells in the side channel from the at least one gas intake opening to the at least one gas discharge opening;
h) at least one interrupter disposed between the at least one gas intake opening and the at least one gas discharge opening to prevent the gas from being transported from the at least one gas discharge opening to the at least one gas intake opening,
i) at least one outlet channel disposed in the at least one interrupter for removing the gas enclosed in at least one of the impeller cells currently adjacent to the at least one outlet channel from the side channel into at least one gas discharge pipe;
j) at least one Venturi assembly for vacuuming the gas enclosed in at least one of the impeller cells currently adjacent to the at least one outlet channel out of the side channel into the at least one gas discharge pipe via the at least one outlet channel; and
(k) at least one plate valve dedicated to the at least one outlet channel, for preventing a backflow of the gas from the at least one gas discharge pipe into the side channel.

US Pat. No. 10,767,653

VACUUM PUMP

Edwards Limited, Burgess...

1. A turbo-molecular vacuum pump comprising: a body having an inlet flange disposed at a high vacuum side for connecting the turbo-molecular vacuum pump with a chamber to be evacuated, and an outlet port disposed at a low vacuum side for exhausting pumped gases from the turbo-molecular vacuum pump; disposed within the body there is a stator and a rotor arranged to move relative to the stator such that, during use, gas molecules are urged from the inlet flange towards the outlet port, the rotor is coupled to a motor by a drive shaft for driving the rotor in a rotary motion;and bearings for supporting the drive shaft and the rotor in relation to the body, wherein a first bearing is coupled to the rotor and disposed on supporting mount at the high vacuum side of the rotor, radial struts extend from the supporting mount and form an integral part of the body;
characterized in that the radial struts comprise a hinge portion that can flex to allow relative movement of the inlet flange with respect to the supporting mount.

US Pat. No. 10,767,652

PERMANENT MAGNET SUBMERSIBLE MOTOR WITH A ONE-PIECE ROTOR/YOKE CONFIGURATION AND RESIN EMBEDDED MAGNETS

Flowserve Management Comp...

11. An electric submersible pump comprising a motor section, a pump section, a fluid inlet section disposed axially between the motor section and the pump section, and a fluid outlet section disposed at the top of the pump section; whereinthe motor section comprises a synchronous motor, an outer casing enclosing the motor assembly, and a thermal transfer solution maintained within the outer casing and in fluidic contact with the synchronous motor, wherein the synchronous motor further comprises a rotor and a stator, the rotor comprising:
a shaft which extends over the length of the motor section in rigid communication with and configured to rotate one or more pump impellers, said shaft comprising a concentric yoke integrally-formed with the shaft, the yoke comprising a fore end and an aft end;
one or more permanent magnets disposed about the circumference of the yoke to form an interface with the yoke to comprise an outer dimension form closure on the circumference of the yoke such that form closed torque transmission is present between the one or more permanent magnets and the yoke, the one or more permanent magnets positioned to axially coincide with the yoke;
a cladding tube disposed around the circumference of the permanent magnets, the cladding tube secures the one or more permanent magnets to the shaft through the yoke; and
a stepped collar located on each of the fore end and the aft end of the yoke, wherein the one or more permanent magnets are sealed between the yoke and the cladding tube by the stepped collar; and
the pump section disposed above the motor section comprises one or more pump bowls, the pump bowls comprising centrifugal impellers, wherein the centrifugal impellers are rotated by the turning of the shaft, the centrifugal impellers receive an extracted fluid through the fluid inlet and expel the extracted fluid through the fluid outlet.

US Pat. No. 10,767,651

TWO-CYLINDER HERMETIC COMPRESSOR

Panasonic Intellectual Pr...

1. A two-cylinder hermetic compressor comprising:an electric motor unit and a compression mechanism unit in a sealed container,
wherein the electric motor unit and the compression mechanism unit are connected to each other by a shaft,
the electric motor unit includes a stator fixed on an inner surface of the sealed container and a rotor that rotates in the stator,
a first compression mechanism unit and a second compression mechanism unit are provided as the compression mechanism unit,
the first compression mechanism unit includes a first cylinder and a first piston provided in the first cylinder,
the second compression mechanism unit includes a second cylinder and a second piston provided in the second cylinder,
a main bearing is disposed on one surface of the first cylinder and an intermediate plate is disposed on another surface of the first cylinder,
the intermediate plate is disposed on one surface of the second cylinder and an auxiliary bearing is disposed on another surface of the second cylinder,
the shaft includes a main shaft portion to which the rotor is attached and which is supported by the main bearing, a first eccentric portion to which the first piston is mounted, a second eccentric portion to which the second piston is mounted, and an auxiliary shaft portion supported by the auxiliary bearing, and
a diameter of the auxiliary shaft portion supported by the auxiliary bearing is set larger than a diameter of the main shaft portion supported by the main bearing,
wherein the shaft further includes a thrust receiving portion on a side of the second eccentric portion facing the auxiliary shaft portion.

US Pat. No. 10,767,650

DRIVE DEVICE FOR ELECTRIC COMPRESSOR

DENSO CORPORATION, Kariy...

1. A drive device of an electric compressor that drives a compression mechanism to compress a fluid due to a rotation force of a rotor which is rotated by a rotating magnetic field generated from a stator coil of a synchronous motor, the drive device comprising:an inverter circuit formed of a plurality of switching elements;
a drive unit that switches the plurality of switching elements to flow an alternating current from the inverter circuit to the stator coil based on a direct current voltage output from a direct current power source to generate the rotating magnetic field from the stator coil;
a determination unit that, when the compression mechanism restarts after a stoppage of the compression mechanism, determines whether a pressure difference between a fluid intake side and a fluid discharge side of the compression mechanism is equal to or above a predetermined value; and
a restart unit that
sets a number of times that the switching elements are switched per unit time during an initial predetermined period when the compression mechanism begins to restart, and
controls the drive unit such that an alternating current flows from the inverter circuit to the stator coil, the alternating current causing a rotation speed of the rotor to increase until a predetermined rotation speed when the compression mechanism restarts, wherein
the restart unit sets the number of times that the switching elements are switched per unit time to be lower when the determination unit determines that the pressure difference is equal to or above the threshold as compared to when the determination unit determines that the pressure difference is less than the threshold, wherein
the plurality of switching elements are formed of a plurality of pairs of switching elements including a pair of switching elements connected in series for each phase, and the plurality of pairs of switching elements are connected in parallel between a positive bus and a negative bus,
the restart unit sets a voltage command wave of each phase for the alternating current, which causes the rotation speed of the rotor to increase until the predetermined rotation speed, to flow from the inverter circuit to the stator coil, the voltage of the voltage command wave periodically changing,
the drive unit
turns on a positive bus switching element and turns off a negative bus switching element among the pair of switching elements of each phase when the voltage command wave of each phase is greater than a carrier wave whose voltage periodically changes, and
turns on the negative bus switching element and turns off the positive bus switching element when the voltage command wave of each phase is smaller than the carrier wave, and
the restart unit sets the number of times that the switching elements are switched per unit time by setting a carrier frequency which is a frequency of the carrier wave.

US Pat. No. 10,767,649

HERMETIC COMPRESSOR WITH CYLINDER HAVING ELLIPTICAL INNER CIRCUMFERENTIAL SURFACE, ROLLER, AND AT LEAST ONE VANE

LG ELECTRONICS INC., Seo...

1. A hermetic compressor, comprising:a cylinder having an inner circumferential surface, which forms a compression chamber, formed in an elliptical shape;
a roller provided to be eccentric from the inner circumferential surface of the cylinder, and configured to change a volume of the compression chamber by being rotated; and
at least one vane formed to be withdrawn towards the inner circumferential surface of the cylinder when the roller is rotated, and configured to divide the compression chamber into a plurality of spaces, wherein on the basis of a contact point where the inner circumferential surface of the cylinder and an outer circumferential surface of the roller are closest to each other, and a first center line passing through a center of the cylinder, an ellipse positioned at a first side of the first center line and forming the inner circumferential surface of the cylinder is defined as a first ellipse, a center point of the first ellipse is defined as a first center point, an ellipse positioned at a second side of the first center line and forming the inner circumferential surface of the cylinder is defined as a second ellipse, and a center point of the second ellipse is defined as a second center point, the first center point and the second center point are spaced apart from the center of the cylinder, wherein the first center point and the second center point are positioned on the first center line, at different separation distances from the center of the cylinder, and wherein the first center point and the second center point are positioned on a same side, on the basis of a second center line passing through the center of the cylinder and perpendicular to the first center line.

US Pat. No. 10,767,648

VANE OIL PUMP WITH A RELIEF PASSAGE COVERED BY AN INNER ROTOR TO PREVENT FLOW TO A DISCHARGE PORT AND A ROTOR PASSAGE PROVIDING FLOW TO SAID PORT

Ford Global Technologies,...

1. A vane fluid pump for a vehicle component comprising:a drive shaft rotatable in a first direction;
a cam defining a continuous inner wall surrounding a cavity;
an inner rotor supported within the cam and drivably connected to the drive shaft for rotation in the first direction, the inner rotor having a cylindrical outer wall extending between first and second end walls, the cylindrical outer wall defining (n) slots spaced about the cylindrical outer wall to provide (n) outer wall sections, each outer wall section bounded by adjacent slots, the inner rotor defining (n) fluid passages, each fluid passage having an entrance intersecting a respective one of the (n) outer wall sections and an outlet intersecting the first end wall;
a series of vanes, each vane positioned within a respective slot of the inner rotor and extending outwardly to contact the continuous inner wall of the cam; and
a pump housing supporting the drive shaft, the cam, the inner rotor, and the series of vanes, the pump housing defining a planar surface between an inlet port and a discharge port, the first end wall of the inner rotor supported by the planar surface, the housing defining a relief passage having an entrance intersecting the planar surface and an outlet intersecting the discharge port;
wherein the inner rotor, the cam, and the vanes cooperate to form a plurality of variable volume pumping chambers to pump fluid from a fluid inlet of the pump to a fluid outlet of the pump in response to the drive shaft rotating in the first direction;
wherein each of the (n) fluid passages is configured to overlap the relief passage to provide a fluid connection between the associated pumping chamber and the discharge port as the drive shaft rotates in the first direction; and
wherein the relief passage is otherwise covered by the first end wall of the inner rotor to prevent fluid flow through the relief passage and to the discharge port as the drive shaft rotates in the first direction.

US Pat. No. 10,767,646

PUMP HOUSING FOR AN ECCENTRIC SCREW PUMP AND AN ECCENTRIC SCREW PUMP EQUIPPED THEREWITH

1. A pump housing for an eccentric screw pump, with a longitudinal axis and a hollow space constituted running axially between a drive-side opening and a pump-side opening,wherein the pump-side opening is enclosed by a main housing body and a lid fastened removably thereto wherein the main housing body comprises a ring segment-shaped axial guiding surface lying opposite the lid;
wherein the lid includes a ring segment-shaped inner circumferential surface lying opposite the ring segment-shaped axial guiding surface, which the ring segment-shaped inner circumferential surface has the same distance radially from the longitudinal axis as the ring segment-shaped axial guiding surface and is bounded axially on the inside by a projection of the lid extending radially inwards.

US Pat. No. 10,767,645

FUEL PUMP

DENSO CORPORATION, Kariy...

1. A fuel pump comprising:an outer gear having a plurality of inner teeth;
an inner gear having a plurality of outer teeth and eccentrically meshing with the outer gear;
a rotation shaft that is driven to rotate;
a joint component that connects the rotation shaft to the inner gear to transmit a driving force of the rotation shaft to the inner gear;
a thrust bearing that supports the rotation shaft in an axial direction; and
a pump housing that defines a cylindrical gear housing chamber housing the outer gear and the inner gear from both sides in the axial direction such that the outer and inner gears are rotatable, wherein the pump housing has a pair of sliding surface parts against which the outer gear and the inner gear slide,
wherein the outer gear and the inner gear rotate, while expanding and contracting volumes of a plurality of pump chambers formed between the outer gear and the inner gear, to sequentially draw fuel into each of the pump chambers through an intake passage and discharge through a discharge passage, and
the pump housing has an annular groove formed in an annular shape opposing the outer gear and recessed in the axial direction from at least one of the pair of sliding surface parts to make an area on a radially outer side of the intake passage and an area on a radially outer side of the discharge passage communicate with each other, wherein
the annular shape of the annular groove is formed uninterruptedly,
the joint component rotates the outer gear and the inner gear;
the joint component is in contact with the thrust bearing;
the joint component has:
a main body fitted with the rotation shaft in a joint housing chamber, and
an insertion part having a plurality of extended members respectively arranged at a plurality of locations positioned circumferentially around the rotation shaft, each of the plurality of extended members extending from the main body in the axial direction and being respectively inserted in insertion holes of the inner gear defined at a plurality of positions through a clearance; and
the insertion holes pass through the inner gear in the axial direction and the insertion part of the joint component extends in the insertion holes in the axial direction.

US Pat. No. 10,767,644

PISTON FUEL PUMP FOR AN INTERNAL COMBUSTION ENGINE

Robert Bosch GmbH, Stutt...

1. A piston-type fuel pump for an internal combustion engine, the piston-type fuel pump comprising:a pump cylinder;
a pump piston displaceably received in the pump cylinder, the pump piston including a shoulder having a circular ring-shape; and
a mounting and sealing arrangement including:
a guide region spaced apart from the pump cylinder by less than 0.1 mm and in direct contact with the shoulder of the pump piston, the guide region configured to axially guide the pump piston in the pump cylinder; and
a sealing region axially spaced apart from the guide region, the sealing region including:
a sealing lip in direct contact with the pump cylinder,
a cylindrical section that is cylindrical in shape and is in direct contact with the pump piston, and
a recess defined radially between the cylindrical section and the sealing lip,
wherein the mounting and sealing arrangement is formed as a contiguous structure,
wherein the guide region is radially interposed between the shoulder and the pump cylinder, and the sealing region is not radially interposed between the shoulder and the pump cylinder,
wherein the cylindrical section and the sealing lip extend away from the shoulder in a first axial direction, and
wherein the cylindrical section extends away from the shoulder by a greater axial distance than the sealing lip.

US Pat. No. 10,767,643

METHOD OF PUMP OPERATION, USE OF THE METHOD IN HPLC, PUMP, PUMP SYSTEM, AND HPLC SYSTEM

Dionex Softron GmbH, Ger...

1. A method of operating a pump generating a flow of a fluid with a pressure, the method comprising:operating the pump with a pump speed S satisfying the equation
S=Ssimple(1+COR(t));
wherein S is the pump speed, Ssimple is the pump speed without correcting for a compression or an expansion of the fluid, t is a time, and COR(t) is a time dependent correction function;
wherein the time dependent correction function COR(t) comprises a product of a corrective amplitude Acor and a time dependent function f(t); the method further comprising:
calculating the corrective amplitude Acor based on a measure of the flow of the fluid and a measure of the pressure of the fluid.

US Pat. No. 10,767,642

POSITIVE-DISPLACEMENT PISTON PUMP AND ASSOCIATED DELIVERY CONTROL METHOD

COMPAGNIE GENERALE DES ET...

1. A method for controlling a flow rate of a volumetric pump comprising a product metering chamber, a metering piston mounted inside said chamber so as to slide between top dead center and bottom dead center, and an intake chamber and an exhaust chamber for a product that are placed alternately in communication with said metering chamber,the volumetric pump having a pump cycle comprising the following successive phases:
an intake phase in which an inlet orifice of the product metering chamber is open and an outlet orifice of the metering chamber is closed, and the metering piston moves from the top dead center until the metering piston reaches the bottom dead center,
a delivery phase in which the inlet orifice remains open and the outlet orifice remains closed, and the metering piston moves from the bottom dead center toward the top dead center,
a compression phase in which the inlet and outlet orifices are closed so as not to be in communication with the intake and exhaust chambers, and the metering piston continues to move toward the top dead center, and
an exhaust phase in which the inlet orifice remains closed and the outlet orifice is open, and the metering piston moves until the metering piston reaches the top dead center,
the method comprising the steps of:
measuring a pressure of the product inside the metering chamber during at least one pump cycle using a product sensor, and
the measuring step including verifying a presence of a pressure peak having a value greater than or equal to a predetermined pressure threshold during the compression phase of said pump cycle;
wherein, during the compression phase, the outlet valve is held closed until after the presence of the pressure peak is verified.

US Pat. No. 10,767,641

MICROPUMP WITH ELECTROSTATIC ACTUATION

POLITECNICO DI MILANO, M...

1. A micropump comprising:a first semiconductor substrate, including a first carrier layer made of monocrystalline silicon and a first structural layer made of polycrystalline silicon, the first carrier layer and the first structural layer being mechanically connected to each other and electrically isolated from one another by a first dielectric layer;
a second semiconductor substrate including a second carrier layer made of monocrystalline silicon and a second structural layer made of polycrystalline silicon, the second carrier layer and the second structural layer being mechanically connected to each other and electrically isolated from one another by a second silicon oxide dielectric layer, the first semiconductor substrate and the second semiconductor substrate being bonded to each other;
a pumping chamber, between the first semiconductor substrate and the second semiconductor substrate;
an inlet valve, having an inlet shutter element between an inlet passage and the pumping chamber, the inlet shutter element being connected to one of the first structural layer of the first semiconductor substrate and the second structural layer of the second semiconductor substrate by elastic suspension elements made of semiconductor material, extending in a transverse direction with respect to a direction of movement of the inlet shutter element;
an outlet valve, having an outlet shutter element between the pumping chamber and an outlet passage;
a first recess fluidly coupled to the pumping chamber and configured to house the inlet shutter element when the inlet valve is in an open configuration, the first recess being defined by a first interruption in one of the first dielectric layer and the second dielectric layer and delimited by the corresponding first carrier layer or second carrier layer;
a second recess fluidly decoupled from the pumping chamber and configured to house the outlet shutter element when the outlet valve is in an open configuration, the second recess being defined by a second interruption in one of the first dielectric layer and the second dielectric layer and delimited by the corresponding first carrier layer or second carrier layer; and
fluid passages defined between the elastic suspension elements, the first recess being fluidly coupled to the pumping chamber through the fluid passages;
wherein the outlet shutter element is connected to the first semiconductor substrate by an elastic valve membrane and the second recess is fluidly decoupled from the pumping chamber by the valve membrane.

US Pat. No. 10,767,640

METHOD FOR OPERATING AN OIL LEVEL REGULATOR

KRIWAN INDUSTRIE-ELEKTRON...

1. A method for operating an oil level regulator on a compressor, the oil level regulator monitoring the oil level in the compressor and causing oil to be refilled when an oil deficiency is recognized,characterized in that the oil level regulator checks whether the compressor is in a switched-on or switched-off state, and refills the compressor with oil only when the compressor is in the switched-on state,
further characterized in that, during refilling of oil, a filling period is repeated until a predetermined oil level is reached, the filling period comprising a filling cycle in which oil is refilled during a filling cycle period, and a pause cycle in which the refilling of oil is interrupted during a pause cycle period, and
further characterized in that an average refill period within which the predetermined oil level is reached is determined, and the filling cycle period and the pause cycle period are fixed as a function of the average refill period.

US Pat. No. 10,767,639

COMPRESSOR ARRANGEMENT FOR COMPRESSED AIR SUPPLY FACILITY

WABCO GMBH, Hannover (DE...

1. A compressor system for operating a compressed air supply system of a vehicle, the compressor system comprising:a compressor including a brushless DC electric motor comprising a control circuit, the control circuit comprising power electronics; and
a pneumatic compressor element;
wherein the electric motor comprises a stator and an external rotor, wherein the external rotor comprises a rotor bell, and wherein the rotor bell is attached, via a frictional and/or positive connection, to a drive shaft and/or a crankpin;
wherein a cantilever suspends the stator from a motor case, wherein the stator comprises an armature defining a first circumferential channel and the cantilever comprises a first annular protrusion disposed therein;
wherein the cantilever defines a second circumferential channel and the armature comprises a second annular protrusion disposed therein; and
wherein the cantilever is disc-shaped.

US Pat. No. 10,767,638

DOUBLE-CHAMBER PISTON PUMP FOR THE DISTRIBUTION OF FLUID PRODUCTS

Corob S.p.A., San Felice...

1. A piston pump suitable to be installed on a machine for dispensing fluid products, comprisinga jacket,
a piston device mobile with alternate motion inside said jacket and comprising a rod having a central axis and a head,
the pump also comprising an entrance device comprising an entrance pipe, the entrance pipe for connecting the piston pump to a container for a fluid product, and an exit device comprising an exit pipe for allowing exit of the fluid product from the jacket, the exit device for directing the fluid product toward a dispensing machine, said entrance and exit pipes being disposed on a first axial end of the jacket and at opposite positions radially with respect to said central axis,
wherein the piston pump comprises a support positioned on an opposite, second axial end of the jacket from the entrance device and the exit device, the support configured to associate said piston pump structurally with a dispensing machine for fluid products allowing use of the piston pump in any orientation while keeping the orientation of the entrance and exit pipes oriented in a common direction;
wherein the piston pump comprises a first and a second chamber each with the same containing volume for said fluid product, said first and second chambers being defined on opposite sides of said head of the piston device, each of said chambers being connected to said entrance and exit pipes by means of a respective suction valve and a respective delivery valve, wherein the suction valve and the delivery valve connected to the first chamber and the second chamber are disposed at opposite positions radially with respect to said central axis, and the suction valve and the delivery valve connected to the first chamber are each disposed at the same axial position, and the suction valve and the delivery valve connected to the second chamber are each disposed at the same axial position,
wherein during alternating motion of the piston device, a stream of a fluid product sucked into the first chamber is equal in quantity with respect to a stream of the fluid product delivered by the second chamber and a stream of a fluid product delivered by the first chamber is equal in quantity with respect to a stream of the fluid product sucked into the second chamber at a given instant in time, and wherein said entrance pipe and said exit pipe are parallel to each other and substantially end at the same axial position near the first axial end; and
wherein said entrance pipe divides into two distinct entrances, a first and a second entrance corresponding to the first and the second chambers respectively, which allow the fluid product to enter respectively into said first and second chambers during the suction step in each chamber and each entrance comprises one of said suction valves, installed so as to promote flow of the fluid product into the respective chamber, avoiding possible flows in an opposite direction; wherein said exit pipe comprises two exits, respectively a first and a second exit, each of which comprises one of said delivery valves disposed so as to assist the flow of fluid product exiting from said two chambers; and
a step motor driving said piston device in said alternate motion, said step motor disposed at the first axial end of said jacket with respect to the support.

US Pat. No. 10,767,637

SCALABLE AND ECONOMIC SOLID-STATE THERMOKINETIC THRUSTER

1. A solid-state device capable of creating unidirectional thrust based off the principles of the radiometric effect, being comprised of:a. A porous plate structure of any thickness between 10 nm and 100 mm and comprising of at least two major surfaces defined as a surface that comprises between 15-50% of the external surface area of the device;
b. The pores on each major surface being of a regular patterning or a random arrangement, such that each pore on each surface is connected to at least one other pore on the opposing major surface, with the smallest dimension of said pores in the plane of the major surfaces being between 0.5-10 times the length of the Mean Free Path of the gas in which the device is to operate;
c. A coating of uniform thickness, between 2-20 nm, of thermally conductive material, or catalytic material for the growth of thermally conductive material in a subsequent step, on one of the major surfaces and continuing through the majority of the thickness of the pores;
d. A coating of uniform thickness, between 2-100 nm, of thermally conductive material, or catalytic material, for the growth of thermally conductive material in a subsequent step, on the opposite major surface and extending a distance between 1-10 times that of the Mean Free Path of the gas in which a thruster is to operate, down each pore from said major surface;
e. A gap, or a thermally non-conductive material coating, measuring a distance equal to that of the Mean Free Path of the gas the device is designed to be operating in, plus or minus 50% of the length of the Mean Free Path, between the coatings of uniform, but with potentially different thickness.

US Pat. No. 10,767,636

MULTIPLE IMPELLER TYPE POWER GENERATION TURBINE

LANYANG GEOTHERMAL CORP.,...

1. A multiple impeller type power generation turbine, comprising:at least one high pressure water tank, for containing a working fluid obtained from a fluid source;
two impellers, coaxially installed onto a main shaft, and linked to at least one power generator, and each of the two impellers including a fluid inlet end and a fluid outlet end;
two first jet assemblies, communicated with the at least one high pressure water tank and installed at relative positions of the fluid inlet ends of the two impellers respectively, and the two first jet assemblies being provided for ejecting the working fluid contained in the at least one high pressure water tank at a high speed towards the fluid inlet ends of the two impellers and guiding the working fluid out from the fluid outlet ends, so as to drive the two impellers to synchronously rotate the at least one power generator to generate electric power;
two low pressure steam chambers, disposed at relative positions of the fluid outlet ends of the two impellers respectively, for receiving the working fluid guided out from the fluid outlet ends; and
a body, for installing the two impellers, the two first jet assemblies and the two low pressure steam chambers therein; wherein the at least one high pressure water tank is in a substantially cylindrical shape and is disposed in the body, and the at least one high pressure water tank has a through hole formed at a center of the at least one high pressure water tank for passing the main shaft.

US Pat. No. 10,767,635

WIND DIRECTION AND WIND VELOCITY MEASURING APPARATUS FOR WIND TURBINE, AND DEVICE AND METHOD FOR CONTROLLING YAW ANGLE OF WIND TURBINE BY USING SAME

Korea Aerospace Research ...

1. An anemometer for a wind turbine which is used for a wind turbine including a plurality of rotating blades and a hub which is equipped at a rotation center of the plurality of rotating blades and has a nosecone,wherein the anemometer is equipped in the nosecone; and
wherein the anemometer comprises:
a first ultrasonic sensor which oscillates a first ultrasonic wave and receives a second ultrasonic wave;
a second ultrasonic sensor which oscillates the second ultrasonic wave and receives the first ultrasonic wave;
a third ultrasonic sensor which oscillates a third ultrasonic wave in a first direction intersecting the first ultrasonic wave and receives a fourth ultrasonic wave in a second direction opposing to the first direction; and
a fourth ultrasonic sensor which oscillates the fourth ultrasonic wave in the second direction and receives the third ultrasonic wave in the first direction,
wherein the first and second ultrasonic sensors measure a first wind velocity in a same direction as a transmitting direction of the first ultrasonic wave and
the third and fourth ultrasonic sensors measure a second wind velocity in a same direction as a transmitting direction of the third ultrasonic wave.

US Pat. No. 10,767,634

BLADE ICING STATE IDENTIFICATION METHOD AND APPARATUS FOR WIND GENERATOR SET

1. A blade icing state identification method for a wind generator set, comprising:presetting a wind speed threshold and a rotating speed threshold;
instructing a farm-level energy management platform or a wind farm controller to use the rotating speed threshold as a lower limit value of a maximum limited rotating speed of the wind generator set operating under a limited power condition;
periodically obtaining a current wind speed and a current rotating speed of the wind generator set;
comparing the current wind speed and the current rotating speed of the wind generator set with the preset wind speed threshold and the preset rotating speed threshold respectively;
progressively increasing a blade icing possibility index having a preset initial value when conditions that the current wind speed is greater than the preset wind speed threshold and the current rotating speed of the wind generator set is smaller than the preset rotating speed threshold are met;
progressively decreasing the blade icing possibility index when said conditions are not met; and
determining that blades are in an icing state when the blade icing possibility index is greater than a preset index, the preset index being a threshold for determining whether the blades are in the icing state,
wherein the preset rotating speed threshold is greater than a minimum rotating speed of the wind generator set.

US Pat. No. 10,767,630

SYSTEM AND METHOD FOR OPERATING A WIND FARM DURING LOW WIND SPEEDS

General Electric Company,...

1. A method for operating a wind farm connected to a power grid that demands a reactive power requirement that varies with active power, the wind farm having a plurality of wind turbines each including a generator coupled to a power converter, the method comprising:monitoring a wind speed at each of the plurality of wind turbines in the wind farm;
when the wind speed is within a cut-in wind speed range,
determining, via a controller of the wind farm, a reactive power margin of the wind farm based on the reactive power requirement at an active power output corresponding to the wind speed and a reactive power availability of each of the plurality of wind turbines at the wind speed;
determining, via the controller, a lowest possible cut-in rotor speed for each of the plurality of wind turbines that satisfies the reactive power margin; and,
commanding, via the controller, each of the plurality of wind turbines to cut-in and begin to produce power at the lowest possible cut-in rotor speed that satisfies the reactive power margin.

US Pat. No. 10,767,629

WIND TURBINE POWER GENERATION FACILITY AND METHOD OF OPERATING THE SAME

1. A wind turbine power generation facility, comprising:at least one wind turbine power generating apparatus including a blade;
a lightning sensor for detecting or predicting occurrence of lightning in an installation area of the at least one wind turbine power generating apparatus, prior to lightning strike to the blade; and
a controller for switching an operation mode of the at least one wind turbine power generating apparatus to a lightning-protection mode in which a rotor rotation speed is lower than a rated rotation speed so as to prevent the lightning strike on an unexpected portion on the blade of the at least one wind turbine power generating apparatus, on a basis of an output signal of the lightning sensor,
wherein the controller is configured to shift a state of the at least one wind turbine power generating apparatus to a standby state as the lightning-protection mode in which power generation is stopped without fixing a rotor, upon switching to the lightning-protection mode, and
wherein the lightning-protection mode satisfies at least one of a first condition that the rotor rotation speed of the at least one wind turbine power generating apparatus is 2 rpm or less, or a second condition that a blade tip speed of the at least one wind turbine power generating apparatus is 15 m/s or less.

US Pat. No. 10,767,628

CONTROL OF A WIND TURBINE COMPRISING MULTI-AXIAL ACCELEROMETERS

1. A method of controlling a wind turbine, the wind turbine comprising a tower supporting a nacelle and a rotor with a number of pitch-adjustable rotor blades, the wind turbine further comprising a control system for changing the pitch of the rotor blades and/or the generator torque, and a plurality of multi-axial accelerometers mounted at different positions in the nacelle and/or in a top portion of the tower, each accelerometer being mounted in a defined orientation, the method comprising:obtaining the position and orientation of each accelerometer as mounted;
measuring accelerations in at least two different directions by each accelerometer during operation of the wind turbine;
obtaining a number of pre-determined mode shapes for the movement of the wind turbine based at least on dimensions of the tower and a weight of the nacelle and the rotor as supported by the tower, the number of pre-determined mode shapes including at least one natural mode shape in a plane corresponding to fore-aft movements and at least one natural mode shape in a plane corresponding to side-side movements;
determining an absolute position of at least one of the accelerometers during operation of the wind turbine based on the measured accelerations, the mount position and orientation of each accelerometer and the pre-determined mode shapes;
determining a control parameter of the wind turbine as a function of the determined absolute position; and
controlling the wind turbine according to the control parameter.