US Pat. No. 10,364,911

VALVE ACTUATION SYSTEM

1. A valve actuation system with a drive device, equipped with an axial extension, which comprises an actuating drive with a drive output side intended for coupling with a valve and an axial rear side opposite the drive output side, wherein the actuating drive has on its axial rear side a mounting interface for the attachment of an auxiliary device which interacts with the actuating drive, wherein, in order to allow attachment of the auxiliary device which is to be mounted, or which is mounted, the mounting interface of the actuating drive is equipped with several different attachment devices, which differ in their attachment possibilities and which can be used selectively,wherein the actuating drive has a drive housing in which an output member, which can be driven to perform a drive output movement, is arranged which, in the state of the drive device in which it is attached to the valve, interacts in a driving manner with a valve member of the valve, wherein the actuating drive is a pneumatically-operated actuating drive.

US Pat. No. 10,364,909

FLUID FLOW CONTROL DEVICE AND SYSTEM

GM Global Technology Oper...

1. A fluid flow control device comprising:a resilient substrate translatable between a first flattened position and a second extended position; and
an actuator attached to the resilient substrate and configured for translating the resilient substrate from the first flattened position to the second extended position;
wherein the actuator is formed from a shape memory alloy transitionable between a first state and a second state in response to a change in temperature of the shape memory alloy;
wherein the resilient substrate defines a first void, a second void spaced apart from the first void, and a slit connecting the first void and the second void;
wherein the actuator is configured as a wire that contracts in length in response to the change in temperature and includes a first crimped end and a second crimped end spaced apart from the first crimped end;
wherein the first crimped end is disposed in the first void and the second crimped end is disposed in the second void such that the wire rests within the slit.

US Pat. No. 10,364,906

DIELECTRIC REGULATOR

Engineered Controls Inter...

1. A dielectric regulator comprising:a regulator comprising:
a body having an inlet; and
a sealing tip disposed in the inlet; and
an inlet group comprising:
an inlet nozzle assembly disposed in the inlet to selectively engage with the sealing tip, the inlet nozzle assembly comprising:
a nozzle defining a sealing block void, a funnel void, a first cylindrical void, and a polygonal void;
a bushing surrounding a first outer perimeter of the nozzle;
a first sealing ring compressed between the first outer perimeter of the nozzle and the bushing;
a second sealing ring surrounding a second outer perimeter of the nozzle and compressively contacting the second outer perimeter and the bushing;
a nut rotatably disposed about the nozzle;
a first ring-shaped dielectric interface configured to be compressed between the nut and the nozzle; and
a second ring-shaped dielectric interface in contact with the first ring-shaped dielectric interface; and
an inlet fitting defining a central void and threadably attached to the nozzle via the nut, the inlet fitting to compress the second ring-shaped dielectric interface against the nozzle and the first ring-shaped dielectric interface.

US Pat. No. 10,364,900

FLUID SWITCHING VALVE AND LIQUID CHROMATOGRAPH APPARATUS USING THE SAME

Hitachi High-Technologies...

1. A fluid switching valve comprising:a stator having a plurality of through holes;
a rotating rotor; and
a seal having a connection groove through which the through holes are connected to each other,
wherein the seal includes
a first portion that is present vertically downward with respect to a region containing at least a contact surface with the stator, and
a second portion that is provided outside the first portion and has lower rigidity than the first portion, and
wherein
the second portion is formed by providing a groove on a surface of the seal other than a surface opposite to the stator,
the seal is connected to the rotating rotor with a pin that is inserted into a pin through hole, and
measured from a common origin
an inner diameter of the groove provided in the seal is equal to or greater than a diameter of the connection groove of the seal and is equal to or less than a diameter of the contact surface between the seal and the stator, and
a distance of the pin through hole from a center of the seal is greater than a diameter of the contact surface between the seal and the stator.

US Pat. No. 10,364,899

VALVE, IN PARTICULAR VACUUM VALVE

VAT HOLDING AG, Haag (CH...

1. A valve, comprising at least one valve housing, at least one closure member, and at least one valve seat, wherein the valve seat surrounds at least one valve opening of the valve, at least one closure member drive that moves the closure member back and forth between at least one open position, in which the closure member at least partially clears the valve opening, and a closed position, in which the closure member is pressed against the valve seat by way of a sealing surface of the closure member in order to close the valve opening, and at least one surface of the valve has an average roughness depth RZ less than or equal to 0.4 ?m and has a reflectance for electromagnetic radiation of at least 0.8.

US Pat. No. 10,364,898

METERING VALVE AND DEVICE FOR DISPENSING A FLUID PRODUCT COMPRISING SUCH A VALVE

APTAR FRANCE SAS, Le Neu...

1. A metering valve for dispensing fluid, the valve comprising: a valve body that extends along a longitudinal axis between a first axial end and a second axial end, said valve body containing a metering chamber; and a valve member that slides axially in said valve body between a rest position and a dispensing position, for selectively dispensing the contents of said metering chamber, said metering chamber configured to have a fluid connection, in the rest position of the valve member, to a fluid reservoir containing the fluid to be dispensed and structured so that when the valve is in an upside-down position with the metering chamber arranged below the reservoir while the valve member is in the rest position, the metering chamber is filled by gravity from the reservoir, and so that when the valve is in an upright position with the metering chamber arranged above the reservoir while the valve member is in the rest position, the metering chamber is emptied by gravity into the reservoir; wherein said valve body includes at least one first hole and at least one second hole configured to fill and to empty said metering chamber by gravity, said at least one first hole being axially offset along said longitudinal axis relative to said at least one second hole.

US Pat. No. 10,364,897

CONTROL PLATE FOR A HIGH CONDUCTANCE VALVE

VistadelTek, LLC, Yorba ...

1. A control plate for a high-conductance valve comprising:a control plate body formed as a basically circular disk having a flat side and an opposed side opposite the flat side, the control plate configured to be moved within a valve by an actuator, the flat side having a continuous uninterrupted flat portion to shut-off fluid flow in the valve;
a centered mounting hole defined as a counterbore in the control plate body, the centered mounting hole terminating in a control plate through hole defined in the control plate body, the control plate through hole having a diameter that is less than a diameter of the centered mounting hole;
a central insert received in the mounting hole; and
at least one insert hole defined in the central insert, each insert hole in conjunction with the control plate through hole forming a fluid path for fluid to pass from the flat side through to the opposed side.

US Pat. No. 10,364,895

SHAFT SEAL ASSEMBLY

1. A shaft seal assembly comprising:a. a stator capable of engaging a housing, said stator comprising:
i. a stator main body;
ii. a stator inward radial projection extending radially inward from said stator main body, wherein a distal end of said stator inward radial projection provides a close gap seal clearance between said stator and a shaft around which said shaft seal assembly is positioned at a distal end of said stator inward radial projection and an external surface of said shaft, wherein said distal end of said stator inward radial projection includes an annular recess;
iii. a collection groove adjacent said stator inward radial projection, said collection groove having an axial dimension defined by an inboard wall and an outboard wall, wherein said inboard wall of said collection groove is formed in said stator, wherein an inboard side of said stator inward radial projection forms said outboard wall of said collection groove, wherein a radially exterior surface of said rotor forms a radially inner limit of said collection groove, wherein an axially oriented floor formed in said stator between said inboard and outboard walls forms a radially outer limit of said collection groove, and wherein no structure is positioned in said collection groove;
iv. a barrier extending radially outward from said stator main body;
v. a shoulder extending radially outward from said stator main body;
vi an exterior groove positioned between said barrier and said shoulder;
vii a drain in fluid communication with said collection groove;
viii a stator sealing ring groove formed in said stator main body;
b. said rotor positioned within said stator, said rotor capable of engaging said shaft, said rotor comprising:
ix. a rotor main body;
x. a rotor axial projection extending from said rotor main body, wherein said rotor axial projection is positioned adjacent said distal end of said stator inward radial projection, wherein said rotor is entirely positioned inboard with respect to said stator inward radial projection and said close gap seal clearance, wherein said rotor axial projection and said annular recess on said stator inward radial projection cooperate to form a first and a second radial clearance between said stator and said rotor and an axial clearance between said stator and said rotor;
xi. a rotor sealing ring groove formed in said rotor main body, wherein a radial dimension of said rotor sealing ring groove is less than a radial dimension of said stator sealing ring groove;
c. a sealing ring, wherein a first portion of said sealing ring is positioned in said stator sealing ring groove, and wherein a second portion of said sealing ring is positioned in said rotor sealing ring groove.

US Pat. No. 10,364,889

SPEED CHANGE APPARATUS FOR POWER UNIT

HONDA MOTOR CO., LTD., T...

1. A speed change apparatus for a power unit, comprising:a main shaft on which a plurality of driving gears are supported;
a counter shaft on which a plurality of driven gears are supported;
shifter gears included in the driving gears and the driven gears;
a cylindrical shift drum formed with lead grooves in an outer circumferential surface thereof;
a plurality of shift forks each provided with a fork portion and a pin portion, the fork portion being engaged with the shifter gears, and the pin portion being locked in the lead groove of the shift drum; and
a shift fork shaft disposed in parallel to an axial direction of the shift drum and supporting the shift forks in an axially movable manner,
gear shift being established by a process in which the shift forks guided by the lead groove of the shift drum and moved in the axial direction moves the shifter gears in the axial direction,
wherein the shift forks each includes a main body portion which is provided with the fork portion,
the pin portion of each of the shift forks is provided as a separate body from the main body portion and is rotatably supported by the main body portion,
the pin portion includes
a shaft portion, and a flange portion which is provided at a part of the shaft portion and is enlarged in diameter as compared with an outside diameter of the shaft portion,
the main body portion includes a pin insertion hole through which the pin portion is passed, a step portion is provided in the pin insertion hole, and the flange portion is in contact with the step portion,
the pin portion passed through the pin insertion hole is mounted to the main body portion by a structure in which the flange portion is put in contact with the step portion and in which a retaining ring is provided on an opposite side of the flange portion from the step portion,
the pin portion is rotatably supported by the main body portion through a bearing member, and
the pin insertion hole includes a bearing mounting portion to which to mount the bearing member, an enlarged diameter portion which is enlarged in inside diameter as compared with the bearing mounting portion, and the step portion connecting the bearing mounting portion and the enlarged diameter portion.

US Pat. No. 10,364,885

LOAD-DEPENDENT REGULATION OF HYDRAULIC MOTORS

1. A method for a load-dependent regulation of a hydrostatic drive with a closed hydraulic fluid circuit comprising a first hydraulic motor and, parallel to this, a second hydraulic motor, whereby both hydraulic motors are capable of being powered by a hydraulic pump via a high-pressure line and a low-pressure line and are mechanically coupled to each other via a transmission, whereby:the displacement of the first hydraulic motor can be adjusted proportionally to an electrical signal of an electronic control system via an electro-proportional control valve,
the displacement of the second hydraulic motor can be adjusted via a pressure-proportional control valve which is hydraulically connected to the high-pressure line via a control pressure line and which can be activated by means of a control pressure dependent on the high pressure;
whereby the method comprises the following steps:
automatic high-pressure-dependent opening of the pressure-proportional control valve, proportional to an exceedance of a predefinable pressure limit in the high-pressure line, whereby the predefinable pressure limit is equal to an opening pressure of the pressure-proportional control valve,
adjustment of the displacement of the second hydraulic motor by a second servo control unit which can be controlled via the pressure-proportional control valve,
determination of an actual volume flow passing through the first hydraulic motor by means of the electronic control system,
comparison of the actual value for the volume flow with a target value for the volume flow by means of the electronic control system,
calculation of an adapted control signal by the electronic control system based on a deviation between the actual and target value for the volume flow,
transmission of the adapted control signal to the electro-proportional regulation valve, and
electro-proportional adaptation of the displacement of the first hydraulic motor by means of a first servo control unit which can be controlled via the electro-proportional control valve.

US Pat. No. 10,364,884

GEAR SHIFT CONTROL DEVICE, A VEHICLE USING THE SAME, AND GEAR SHIFT CONTROL METHOD

HONDA MOTOR CO., LTD., T...

1. A gear shift control device adapted to control a gear shift mechanism that enables a rotational speed output from a drive source to be changed into speeds of a plurality of shift stages by a manual operation,wherein the gear shift mechanism includes a plurality of engagement mechanisms and engages the plurality of engagement mechanisms to establish any one of the plurality of shift stages,
the gear shift control device is adapted to set a desired shift stage based on the manual operation and to perform a gear shift to the set desired shift stage, and
in a case where the gear shift to the desired shift stage is a gear shift that skips one or more shift stages and requires that two or more engagement mechanisms among the plurality of engagement mechanisms that are currently engaged be switched, the gear shift to the desired shift stage is performed such that the engagement mechanisms to be switched via a shift stage or stages to be skipped are switched one by one.

US Pat. No. 10,364,883

SHIFT LEVER ASSEMBLY FOR VEHICLE

Hyundai Motor Company, S...

1. A shift lever assembly for a vehicle, the shift lever assembly comprising:a base having a hole;
a knob disposed above a base, having an accommodation space formed therein to be opened or closed by a cover, and including a button type shift device disposed in the accommodation space to perform shifting in response to button operations;
a rod extending downward from the knob and through the hole and having a magnet disposed on a bottom portion thereof;
a driving motor including a rotation shaft connected to the rod and providing a driving force for rotating the knob at a time of driving; and
a shifting printed circuit board (shifting PCB) detecting a gear by recognizing the magnet and controlling the gear,
wherein shifting is performed by selectively using one of a lever shift mode, in which gears are changed in response to the knob being operated, and a button shift mode, in which the gears are changed in response to button operations.

US Pat. No. 10,364,882

CLUTCH AND STEERING DEVICE

SHOWA CORPORATION, Gyoda...

1. A clutch for use in a steer-by-wire steering device for a vehicle, the clutch being configured to switch between mechanically coupling and uncoupling a torque transmission path between a steering member operated by a driver and a wheel-turning unit configured to turn wheels, the clutch comprising:a position change member configured to change between a first position and a second position to switch between mechanically coupling and uncoupling the torque transmission path; and
a conduction path comprising two points that come into contact with or separate from each other in accordance with positional change of the position change member, the conduction path being connected to an electric circuit configured to detect a change in a resistance value of the conduction path.

US Pat. No. 10,364,880

OIL QUIETING DIRECTION CONTROL BAFFLE

United Technologies Corpo...

1. A baffle comprising:a disk;
a rim connected to and circumferentially surrounding a portion of the disk;
a peripheral portion connected to and circumferentially surrounding the rim, the peripheral portion forming a channel;
a slot disposed in the peripheral portion, wherein the slot extends from the peripheral portion to a radially outward portion of the rim, wherein a shape of the slot includes a partially annular band, wherein the slot fluidly connects the channel of the peripheral portion with the rim; and
an outlet fluidly connected to the channel of the peripheral portion, wherein the outlet comprises:
a cover covering a distal end of the outlet; and
a series of openings disposed on a portion of the outlet, wherein the series of openings is fluidly connected to the channel via the outlet.

US Pat. No. 10,364,879

HOUSING FOR A GEAR UNIT

1. A housing for a gear unit, comprising:a housing top part mounted on a housing bottom part;
a first bearing mounting for a first bearing of a shaft being formed by a first bearing carrier of the housing top part and a first bearing carrier of the housing bottom part; and
a second bearing mounting for a second bearing of a shaft being formed by a second bearing carrier of the housing top part and a second bearing carrier of the housing bottom part;
wherein a first end area of the first bearing carrier of the housing bottom part and a first end area of the second bearing carrier of the housing bottom part are joined by two end plates set apart from each other.

US Pat. No. 10,364,877

DRIVING FORCE DISTRIBUTING APPARATUS

JTEKT CORPORATION, Osaka...

1. A driving force distributing apparatus configured to distribute a driving force from a driving source of a vehicle to right and left wheels of the vehicle in a manner that the driving force is differentially transmittable to the right and left wheels and the transmission of the driving force is interruptible, the apparatus comprising;a case member that rotates upon receiving the driving force;
a differential gear mechanism housed in the case member, the differential gear mechanism including a pair of side gears, and a plurality of pinion gears that rotate together with the case member while meshing with the pair of side gears;
a driving force transmission member coupled to one of the pair of side gears such that the driving force transmission member is not rotatable relative to this side gear; and
a clutch mechanism to transmit a driving force from the driving force transmission member to one of the right and left wheels in a manner that the transmission of the driving force is interruptible, wherein
the clutch mechanism includes
a first rotational member and a second rotational member disposed coaxially such that the first rotational member and the second rotational member are rotatable relative to each other, and
a plurality of clutch plates disposed between the first rotational member and the second rotational member,
the first rotational member of the clutch mechanism is spline-fitted to the driving force transmission member, and
wherein the first rotational member includes
a first cylindrical portion, an outer circumferential side of the first cylindrical portion connecting to at least one of the plurality of clutch plates, and
a first connector portion that is spline-fitted to the driving force transmission member.

US Pat. No. 10,364,876

FOUR-WHEEL DRIVING APPARATUS FOR VEHICLE

Hyundai Motor Company, S...

1. A four-wheel driving apparatus for a vehicle, the four-wheel driving apparatus comprising:a planetary gear set including a sun gear, a carrier, and a ring gear, and provided so that the sun gear is coupled to a transmission output shaft;
a counter shaft provided in parallel to the transmission output shaft;
a sleeve included in the counter shaft, receiving operating force of a shift fork to slide along a longitudinal direction of the counter shaft, and provided to be selectively coupled to one of the sun gear and the carrier of the planetary gear set according to a sliding position;
a center differential connected to a front differential through a front output shaft directly coupled to the center differential and connected to a rear differential through a rear output shaft directly coupled to the center differential; and
a transfer gear device disposed to connect between the counter shaft and one of the front output shaft and the rear output shaft,
wherein the center differential is provided as a no slip differential (NSD), in which the center differential is connected with the counter shaft through the transfer gear device.

US Pat. No. 10,364,873

TORQUE CONVERTER STATOR HAVING INTERCHANGEABLE BLADES

1. A torque converter stator comprising:a body member having a central hub and an annular wall, the annular wall having an outer surface such that a series of spaced apart dovetail openings are located on the outer surface of the annular wall and such that each dovetail opening has a mouth defining an entrance into the dovetail opening;
a series of blades, each blade having a dovetail pin and an outer end and such that each dovetail pin is slid into a respective one of the dovetail openings on the body member through the dovetail opening's mouth, such that when the dovetail pin is fully received within its dovetail opening, the dovetail pin is held thereat in dovetail fashion; and
a duct ring having an inner wall such that the duct ring is removably attached to the outer end of each of the series of blades by having the inner wall contact each of the ends of the series of blades.

US Pat. No. 10,364,870

SWITCHING DEVICE AND ADJUSTING ARRANGEMENT FOR CONTROL DEVICES

1. A fitting switching device (8), comprising a drive-output shaft (10) and an input shaft (9) coupled to the drive-output shaft (10) and by way of which the drive-output shaft (10) is drivable in a normal operating mode, and having an emergency drive (11) that transfers the drive-output shaft (10) from a usage position into an end position, a recess (14) is formed on an element (13) which is at least one of drivable or driven by the emergency drive (11), and a blocking element (15) is movable by way of an actuating device (16) from a position in which said blocking element is disengaged from the recess (14) into a position in which said blocking element engages into the recess (14), the recess (14) has at least one oblique surface (17, 18) which acts on the blocking element (15), and the at least one oblique surface (17, 18) is oriented such that a force that is imparted to the blocking element (15) by the emergency drive (11) in the engaging position has a component (45) which causes the blocking element (15) to be disengaged from the recess (14), and the actuating device (16) has a solenoid (33) and a spring (38) that applies a force to assist a force generated by the solenoid (33) for an actuating movement of the actuating device (16).

US Pat. No. 10,364,869

CHAIN GUIDE

TSUBAKIMOTO CHAIN CO., O...

1. A chain guide, comprising:a guide shoe that slides and guides a traveling chain;
a base member that reinforces the guide shoe along a chain traveling direction;
at least one attachment member that is provided with an attachment hole, the attachment member being a rigid member having a thin sheet-shape fixing piece and a thin sheet-shape attachment portion together forming an L-shape with a plane of the thin sheet-shape fixing piece being transverse to a plane of the thin sheet-shape attachment portion, wherein the thin sheet-shape attachment portion is provided with the attachment hole and the attachment hole has a center axis extending transverse to the chain traveling direction without passing through said guide shoe or base member;
the thin sheet-shaped attachment portion is provided separately from the guide shoe and the base member and integrally fixed via the thin sheet-shaped fixing piece to at least one of the guide shoe and the base member or both of the guide shoe and the base member.

US Pat. No. 10,364,861

VALVE ARRANGEMENT

1. A valve arrangement for a shock absorber, said valve arrangement comprising:a valve housing comprising a first and a second port;
a main valve member arranged in said valve housing and having a radial hole; and
a control valve member being movable in an axial direction relative said main valve member in response to an actuating force acting on said control valve member to restrict a first damping fluid flow between said first and second port,
wherein said control valve member comprises at least a first radial hole and a second radial hole at an axial distance from each other being fluidly connected to each other and allowing said first flow of said damping fluid between said first and second port via said main valve member 's radial hole,
wherein said main valve member comprises a first recess at the radial inner end of said radial hole along the main valve members ' inner circumference forming an outer volume for holding a damping fluid, so as to spread pressurized damping fluid flowing between said first and second port around substantially the entire circumference of the control valve member, and
wherein said first flow of damping medium is controlled through the axial position of said first radial hole relative an edge of said outer volume so as to restrict the flow when reducing the orifice of said first radial hole,
wherein said main valve member is axially movably arranged in said valve housing and being arranged to interact with a main valve seat of said valve housing in order to restrict a main damping fluid flow between said first and second ports.

US Pat. No. 10,364,859

BUSH FOR VEHICLE

HONDA MOTOR CO., LTD., T...

1. A bush for a vehicle, comprising:a cylindrical member;
a substantially cylindrical rubber member provided inside or outside the cylindrical member; and
a substantially cylindrical metal spring member inserted between the cylindrical member and the rubber member, wherein
a gap portion for allowing the metal spring member to be elastically deformed in a radial direction of the metal spring member is provided between the cylindrical member and the metal spring member,
wherein a spring constant of the rubber member and a spring constant of the metal spring member are set in a relationship that: in a vibration frequency area lower than a predetermined vibration frequency, the spring constant of the metal spring member is higher than the spring constant of the rubber member; and in a vibration frequency area higher than the predetermined vibration frequency, the spring constant of the rubber member is higher than the spring constant of the metal spring member.

US Pat. No. 10,364,852

APPARATUS EMPLOYING SHEAR FORCES TO TRANSMIT ENERGY HAVING FLOW ALTERING STRUCTURES CONFIGURED TO INCREASE HEAT REJECTION FROM A WORKING FLUID AND RELATED METHOD

BorgWarner Inc., Auburn ...

38. A method comprising:providing an apparatus having an outer housing assembly, a disk and a reservoir, the outer housing assembly having a working cavity, the disk being rotatable in the outer housing assembly, the disk having a rotor portion that is rotatably received in the working cavity, the working cavity being in fluid communication with the reservoir;
rotating the rotor within the outer housing assembly to generate a flow of a working fluid through the working cavity and to apply a shear force to the working fluid flowing through working cavity; and
inducing movement of the working fluid at a plurality of locations on the outer housing assembly in a direction that is transverse to a boundary layer of the working fluid that is adjacent to a first surface formed on the outer housing assembly.

US Pat. No. 10,364,851

LATCHING CLUTCH HAVING A BALL DETENT LATCHING DEVICE REQUIRING A REDUCED AMOUNT OF HYDRAULIC PRESSURE

BorgWarner Inc., Auburn ...

1. In a power-transmitting device (10) for securing and releasing driving continuity between driving and driven parts (22, 62) through a clutch assembly having at least one disk stack (26, 66), the power-transmitting device (10) having an apply plate (36) axially moveable with respect to the at least one disk stack (26, 66) for engaging and disengaging the clutch assembly, the improvement comprising:a return spring (34) acting on the apply plate (36), wherein the apply plate (36) directly contacts the return spring (34);
an apply spring (32) having a higher compression force than the return spring (34), the apply spring (32) and the return spring (34) located between the apply plate (36) and at least one disk stack (26, 66);
at least one ball (38) engageable with a portion of the apply plate (36) for locking the apply plate (36) in engagement with the at least one disk stack (26, 66) during a steady state condition; and
a piston (40) for driving the at least one ball (38) into engagement with the apply plate (36) in response to application of fluid under pressure.

US Pat. No. 10,364,850

CLUTCH MECHANISM

FORD GLOBAL TECHNOLOGIES,...

1. A clutch mechanism, comprising:a gear including clutch teeth;
a housing having cylindrical axial holes, including displaceable circular cylindrical pins, each pin axially slidable within a respective one of the holes;
a plate including second teeth, the pins axially displaceable relative to the plate, with axial displacement of the pins causing axial displacement of the plate relative to the gear and the housing, and engagement of the second teeth with the clutch teeth.

US Pat. No. 10,364,849

CONSTANT-VELOCITY JOINT

JTEKT CORPORATION, Osaka...

1. A constant-velocity joint comprising:an outer joint member in a shape of a bottomed tube that is open on one side in an axial direction, the outer joint member having first outer ball grooves and second outer ball grooves provided in an inner peripheral surface of the outer joint member;
an inner joint member disposed inside the outer joint member, the inner joint member having first inner ball grooves and second inner ball grooves provided in an outer peripheral surface of the inner joint member;
balls disposed between the first outer ball grooves and the first inner ball grooves and between the second outer ball grooves and the second inner ball grooves; and
a cage disposed between the outer joint member and the inner joint member, the cage having cage pockets configured to store the balls, wherein
each of the first inner ball grooves has a first inner large-diameter portion configured such that the corresponding one of the balls rolls on the first inner large-diameter portion,
each of the second inner ball grooves has a second inner large-diameter portion and as inner extension portion, the second inner large-diameter portion being configured such that the corresponding one of the balls rolls on the second inner large-diameter portion, and the inner extension portion extending from the second inner large-diameter portion toward a bottom of the outer joint member,
each of the first outer ball grooves has a first outer large-diameter portion configured such that the corresponding one of the balls is rollably supported between the first outer large-diameter portion and the corresponding one of the first inner ball grooves,
each of the second outer ball grooves has a second outer large-diameter portion and an outer extension portion, the second outer large-diameter portion being configured such that the corresponding one of the balls is rollably supported between the second outer large-diameter portion and the corresponding one of the second inner ball grooves, the outer extension portion extending from the second outer large-diameter portion toward an opening of the outer joint member, the outer extension portion being configured such that the corresponding one of the balls is supported so as to be rollable between the outer extension portion and the inner extension portion, and the outer extension portion constituting a part of an opening-side end portion of the outer joint member,
a center locus of the corresponding one of the balls rolling on the first outer large-diameter portion has an arc shape having an arc center at a position that is on an opposite side of a central axis of the outer joint member from the first outer large-diameter portion, and that is closer to the opening of the outer joint member than a joint center is,
a center locus of the corresponding one of the balls rolling on the second outer large-diameter portion has an are shape having an arc center at a position that is on an opposite side of the central axis of the outer joint member from the second outer large-diameter portion, and that is closer to the bottom of the outer joint member than the joint center is,
a center locus of the corresponding one of the balls rolling on the outer extension portion is positioned, throughout a length of the center locus, in a region including a tangent line to an opening-side end portion of the center locus of the corresponding one of the balls rolling on the second outer large-diameter portion, the opening-side end portion being on an opening side of the outer joint member, and the region being positioned outward of the tangent line in a radial direction of the outer joint member, and
an opening-side end portion of the center locus of the corresponding one of the balls rolling on the outer extension portion, the opening-side end portion of the center locus being on the opening side of the outer joint member, is positioned outward of the tangent line in the radial direction of the outer joint member.

US Pat. No. 10,364,848

HELICAL DRIVE COUPLING

Bell Helicopter Textron, ...

1. A drive coupling, comprising:first and second coaxial end adapters;
a first set of at least two coaxial helical elements, a first end of each element being attached to the first end adapter, a second end of each element being coupled to the second end adapter;
elastomeric material located between at least some of the helical elements; and
at least one biasing device for biasing the end adapters relative to each other;
wherein torque applied to one of the end adapters is transferred through the first set of helical elements to the other end adapter, the helical elements allowing for misalignment of the end adapters during operation.

US Pat. No. 10,364,846

SEAL RUNNER

United Technologies Corpo...

1. A seal runner system comprising:a seal runner disposed circumferentially around a shaft and comprising an outer annular member comprising a seal land configured to mechanically interface with a seal;
an air cavity disposed facially about an annulus of a face of the seal runner and covered by a heat shield;
a bearing disposed circumferentially around the shaft, wherein the bearing abuts a snap portion of an inner annular member of the seal runner; and
a bearing nut disposed circumferentially around the shaft at a position axially abutting the bearing, the bearing nut being configured to retain the bearing and the seal runner in fixed axial position with respect to the shaft, whereby the bearing and the seal runner are prevented from traveling axially in the aft direction,
wherein the outer annular member and the seal extend axially above and radially overlapping the bearing, and
wherein the bearing lies between the outer annular member and the shaft.

US Pat. No. 10,364,845

TAPERED ROLLER BEARING

JTEKT CORPORATION, Osaka...

1. A tapered roller bearing comprising:an outer ring that has a first raceway surface on an inner peripheral surface of the outer ring;
an inner ring that has a second raceway surface on an outer peripheral surface of the inner ring and that is disposed coaxially with the outer ring;
a plurality of tapered rollers disposed in a space between the first raceway surface and the second raceway surface; and
a lubricating oil holding member fixed to an end portion of the outer ring on one side in an axial direction, wherein
the lubricating oil holding member includes
a tubular portion formed in a shape of a cylinder that extends in the axial direction, and fixed to an end portion of the outer ring on one side in the axial direction, of two end portions of the outer ring in the axial direction,
an annular portion formed in a shape of a circular ring that extends in a radial direction, an end portion of the annular portion on an outer side in the radial direction being connected to an end portion of the tubular portion on one side in the axial direction, and
a projecting portion that projects radially inward from an inner peripheral surface of the annular portion in the radial direction.

US Pat. No. 10,364,844

SLIDING MEMBER AND MANUFACTURING METHOD THEREFOR

NISSAN MOTOR CO., LTD., ...

1. A sliding member, comprising:a base;
a coating layer formed on the base; and
an intermediate layer that is formed in at least a part of an interface between the base and the coating layer and comprises at least an intermetallic compound layer,
wherein the coating layer includes a particle aggregate containing first particles of a precipitation-hardening copper alloy including a precipitation phase.

US Pat. No. 10,364,843

METHODS UTILIZING A BEARING ASSEMBLY HAVING ENHANCED SELECTED SUPPORT FOR NONUNIFORM LOADS

US SYNTHETIC CORPORATION,...

20. A method of operating a bearing apparatus; the bearing apparatus included in a system having a shaft operably coupled to the bearing apparatus; the bearing apparatus including a first bearing assembly and a second bearing assembly; the method comprising:rotating the shaft to cause engagement of the second bearing assembly with the first bearing assembly, the second bearing assembly including:
a plurality of polycrystalline diamond bearing elements distributed about an axis, each of the plurality of polycrystalline diamond bearing elements having a polycrystalline diamond material including a polycrystalline diamond bearing surface;
a reinforced portion that has a span angle defined by two reference lines intersecting at the axis, wherein a reinforced polycrystalline diamond bearing surface area is defined by each polycrystalline diamond bearing surface entirely within the span angle and any portion of any other polycrystalline diamond bearing surface partially within the first span angle; and
an unreinforced portion defined by a vertical angle of the span angle, wherein an unreinforced portion polycrystalline diamond bearing surface area is defined by each polycrystalline diamond bearing surface entirely within the vertical angle and any portion of any other polycrystalline diamond bearing surface partially within the vertical angle;
wherein the reinforced polycrystalline diamond bearing surface area is at least 8% greater than the unreinforced polycrystalline diamond bearing surface area; and
supporting a first portion of a total load by the reinforced portion and a second portion of the total load by the unreinforced portion.

US Pat. No. 10,364,841

LINEAR MOTION GUIDE DEVICE AND END CAP FOR LINEAR MOTION GUIDE DEVICE

NSK Ltd., Tokyo (JP)

1. A linear motion guiding device comprising:a guide rail;
a slider; and
a plurality of balls, wherein
the slider is provided at an outside of the guide rail;
the guide rail and the slider face with each other and respectively include, at mutually facing positions, a raceway groove to form a raceway of the balls, and both of the raceway grooves extend in a longer direction of the guide rail;
the slider includes a slider main body and a pair of end caps;
the raceway groove and a return path of the balls are formed to the slider main body, and a direction changing passage of the balls is formed to the end cap;
the balls are provided in a circulation pathway including the raceway, the return path, and the direction changing passage;
an are groove configured to form an outer peripheral surface of the direction changing passage is formed in a side facing the slider main body of the end cap;
a tongue unit configured to scoop up the balls from the raceway and guide the balls to the direction changing passage is formed to an end of a side of the raceway of the arc groove;
a distal end surface of the tongue unit includes a plane perpendicular to a direction along the raceway and a circular-arc surface configured to cave into an arc shape from the plane;
a curvature radius of the circular-arc surface is smaller than a radius of the balls;
a center of a circle indicating a curvature of the circular-arc surface is present on a line shifted from a groove bottom line of the arc groove by at least an offset amount between the raceway groove of a side of the guide rail and the raceway groove of a side of the slider; and
via the balls rolling within the raceway m a load state, the slider linearly moves along the guide rail.

US Pat. No. 10,364,839

BEARING ASSEMBLY

1. A bearing assembly configured to rotatably support a first machine part in a second machine part, the bearing assembly comprising:a first rolling-element bearing; and
a second rolling-element bearing,
wherein the first rolling-element bearing and the second rolling-element bearing are installed in the bearing assembly with an axial preload or an axial clearance,
wherein the second machine part includes a first conical abutment surface and the first rolling-element bearing includes a bearing ring having a second conical abutment surface facing the first conical abutment surface of the second machine part,
wherein an intermediate ring is disposed between the first conical abutment surface and the second conical abutment surface in abutment with the first and second conical abutment surfaces,
wherein the bearing ring comprises a first metal and the second machine part comprises a second metal,
wherein the intermediate ring comprises a material having a higher coefficient of thermal expansion than a coefficient of thermal expansion of the first metal and higher than a coefficient of thermal expansion of the second metal, and
wherein a cone angle (?1) of the first conical abutment surface is greater than a cone angle (?2) of the second conical abutment surface.

US Pat. No. 10,364,834

DISSIMILAR MATERIAL JOINING STRUCTURE AND PRODUCING METHOD OF DISSIMILAR MATERIAL JOINED BODY

TOYOTA JIDOSHA KABUSHIKI ...

1. A dissimilar material joining structure comprising:a resin member having a plate shape, the resin member including a hole extending through the resin member;
a metallic member having a plate shape, the metallic member including a portion that faces the hole and an outer circumference of the hole; and
a metallic rivet including: a shaft disposed within the hole, the shaft having an axial direction extending in a plate thickness direction of the resin member; and a head integral with a first end in the axial direction of the shaft, the head disposed outside the hole,
wherein
the rivet is configured such that a brim portion of the head is in contact with a surface of the resin member, a second end in the axial direction of the shaft is joined to the metallic member via a weld, and the brim portion holds the resin member between the brim portion and the metallic member,
the shaft includes: a pillar extending from a center of the head; an enlarged diameter portion that is continuous with the pillar and having a diameter greater than a diameter of the pillar; and a punching portion joined to the metallic member via the weld,
the hole includes: a small-diameter hole portion that is adjacent to an outer circumference of the pillar, the small-diameter hole portion having an inner diameter equal to the diameter of the enlarged diameter portion; and a large-diameter hole portion that is adjacent to an outer circumference of the punching portion, the large-diameter hole portion having an inner diameter greater than the diameter of the enlarged diameter portion,
and
an entire outer circumference of the shaft is separated from an entire inner circumferential surface of the hole by a radially-extending gap.

US Pat. No. 10,364,833

FIXING BAND FOR CONSTANT-VELOCITY UNIVERSAL JOINT BOOT

NTN CORPORATION, Osaka (...

1. A fastening band for a constant velocity universal joint boot, the fastening band comprising a steel plate plated with a plating layer as a base material,the plating layer being a zinc-aluminum-magnesium alloy in which aluminum and magnesium are added to zinc, and having a composition in which aluminum is contained by 4.0 to 14.0 mass % and magnesium is set to 1.0 to 10.0 mass %, thereby
the plating layer has a self-repairing function of forming a zinc series protective film containing aluminum and magnesium on a plating peeling part with a component dissolved from the plating layer.

US Pat. No. 10,364,831

METHOD AND SYSTEM FOR AIR MANAGEMENT OF AIRCRAFT SYSTEMS

General Electric Company,...

6. A method of operating an integrated air management system (AMS) comprising:a first pressurized fluid source of relatively higher pressure air;
a second pressurized fluid source of relatively lower pressure air than the first pressurized fluid source; and
a jet pump assembly comprising a motive air inlet, a plurality of suction inlets, and a single outlet;
a supply source comprising:
a first conduit configured to channel the relatively higher pressure air through a jet pump shutoff valve (JPSOV) to the motive air inlet;
a second conduit configured to channel the relatively higher pressure air to at least one of the plurality of suction inlets through a high-pressure shutoff valve (HPSOV); and
a third conduit configured to channel the relatively lower pressure air to at least one of the plurality of suction inlets; and
an outlet channeling outlet air from said jet pump assembly to a downstream AMS, said method comprising:
generating a flow of distribution air using at least one of a flow of relatively higher pressure air and a flow of relatively lower pressure air;
channeling the flow of distribution air to the supply source;
controlling a relative flow of the relatively higher pressure air with respect to the flow of relatively lower pressure air to maintain an efficiency of the integrated AMS at a first efficiency level using the JPSOV and HPSOV;
receiving a demand signal; and
controlling the relative flow of the relatively higher pressure air flow with respect to the flow of relatively lower pressure air to maintain an efficiency of the integrated AMS at a second efficiency level using the JPSOV and HPSOV based on the received demand signal.

US Pat. No. 10,364,829

VACUUM PUMP

SAMSUNG ELECTRONICS CO., ...

1. A vacuum pump, comprising:a housing including an inlet port;
a rotor part in the housing, the rotor part including:
a recess part through an upper portion of the rotor part, the recess part facing the inlet port, and
a plurality of rotating blades external to the recess part;
a rotating shaft extending into the recess part; and
a capping part overlapping the rotating shaft and covering the recess part, the inlet port of the housing overlapping an entire width of the capping part,
wherein the rotor part further includes exhaust holes external to the recess part and extending from the recess part among the plurality of rotating blades, longitudinal directions of the exhaust holes extending in a plane parallel to a bottom of the recess part.

US Pat. No. 10,364,828

VARIABLE STATOR VANE MECHANISM

KAWASAKI JUKOGYO KABUSHIK...

1. A variable stator vane mechanism for adjusting a mounting angle of a stator vane of an axial flow compressor, the variable stator vane mechanism comprising:an arm coupled to the stator vane;
a rotation ring coupled to one end portion of the arm and located at an outer surface of a casing of the axial flow compressor;
a driving machine configured to rotate the rotation ring to cause the stator vane to pivot via the arm; and
a friction pad detachably mounted on the casing by the use of a fastening member,
wherein the rotation ring is in frictional contact with the friction pad, and
wherein the friction pad is formed with a plurality of grooves extending parallel to each other from an anterior side of the friction pad to a center portion of the friction pad so that the friction pad can be inserted and pulled out in a direction parallel to the grooves when the fastening member is loosened.

US Pat. No. 10,364,827

GUIDE VANE RING, GUIDE VANE, INNER RING AND TURBOMACHINE

MTU Aero Engines AG, Mun...

1. An adjustable guide vane ring of a turbomachine, with a plurality of guide vanes forming a row of guide vanes and with an inner ring for stabilizing the row of guide vanes, wherein the guide vanes each have a radially outer adjusting pin relative to a lengthwise axis of the guide vane ring, the radially outer adjusting pin being adjustable, and wherein the guide vanes, each with a radially inner vane disk, are directly taken up in bearing recesses of the inner ring and being in direct communication with the inner ring with no bushes residing between the radially inner vane disk and the inner ring, wherein the radially inner vane disks have no bearing pin and act as bearing pins, the radially inner vane disks and/or the bearing recesses are coated on their bearing surfaces, and the guide vanes have an overhang on a side of a back edge past the radially inner vane disks, and a radial height of the radially inner vane disks increases downstream of a primary flow and the radial height of the radially inner vane disks upstream is between 15% and 30% of a diameter of the radially inner vane disks.

US Pat. No. 10,364,826

INLET GUIDE VANE MECHANISM

CARRIER CORPORATION, Far...

1. An inlet guide vane assembly, comprising:a plurality of vane subassemblies configured to rotate relative to a blade ring housing to control a volume of air flowing there through; and
a plurality of independently operable drive mechanisms, each of the plurality of drive mechanisms being operably coupled to one of the plurality of vane subassemblies such that each of the vane subassemblies is rotatable about a respective axis independently.

US Pat. No. 10,364,825

CENTRIFUGAL COMPRESSOR AND TURBOCHARGER

IHI Corporation, Koto-ku...

1. A centrifugal compressor comprising:a housing including a suction passage inside thereof;
a wheel accommodated inside the suction passage; and
a flow changing groove that is formed on an inner wall of the suction passage and extends in a rotation direction of the wheel, wherein
a boundary part that continuously connects a groove wall of the flow changing groove and the inner wall of the suction passage includes an upstream boundary part and a downstream boundary part positioned downstream from the upstream boundary part in a circulation direction of suction gas,
the upstream boundary part is positioned on an upstream side of the groove wall in the circulation direction and inward of the downstream boundary part in a radial direction of the wheel, and
the downstream boundary part is positioned on a downstream side of the groove wall and upstream from the wheel in the circulation direction.

US Pat. No. 10,364,824

ADAPTER STRUCTURE FOR VENTILATING FAN

PANASONIC ECOLOGY SYSTEMS...

1. A ventilating fan, comprising:a casing having an air outlet; and
an adapter structure adapted to be mounted to the air outlet of the casing of the ventilating fan, the adapter structure comprising:
an adapter having an air inlet and an air outlet;
an air guide structure having an air inlet and an air outlet, a circumferential wall of the air guide structure being configured to fluidly isolate an airflow path between the air inlet and the air outlet of the air guide structure from a space around and outside of the circumferential wall such that the air introduced from the air inlet of the air guide structure can only flow out from the air outlet of the air guide structure, and, the air inlet of the air guide structure having a same shape as that of the air outlet of the casing, and
a mounting structure for mounting the air guide structure within the adapter, wherein
the mounting structure comprises a first portion provided at an outer side of a flange of the air inlet of the air guide structure and a second portion provided on an inner wall of the adapter, wherein the first portion of the mounting structure and the second portion of the mounting structure are fixedly connected with each other such that the air guide structure is mounted and fixed to the adapter and the mounting structure is positioned between the air inlet of the air guide structure and the air inlet of the adapter so that no airflow will leak out from the mounting structure, and the mounting structure is located on an outer side of an airflow path from the air outlet of the casing through the air guide structure to the air outlet of the adapter such that the airflow will not collide against the mounting structure.

US Pat. No. 10,364,820

COMPRESSOR AND COMPRESSOR-MANUFACTURING METHOD

MITSUBISHI HEAVY INDUSTRI...

1. A compressor comprising:a casing including an upper half casing having an upper half casing-divided surface as a horizontal surface facing downward in a vertical direction and a lower half casing having a lower half casing-divided surface capable of abutting against the upper half casing-divided surface, the casing having a tubular shape with a first end and a second end that are open;
a bundle including an impeller rotatable about an axis, a plurality of diaphragms in which the impeller is accommodated and a flow path introducing a fluid to a flow path of the impeller is formed, and annular heads respectively fixed on the first end and the second end of the casing in an axial direction in which the axis extends with respect to the plurality of diaphragms and closing the first end and the second end of the casing, the bundle being accommodated in the casing;
a communication clearance seal portion sealing a communication clearance extending in the axial direction between an outer peripheral surface of one of the diaphragms and an inner peripheral surface of the casing such that a suction port through which the fluid flows in and a discharge port through which the fluid is discharged communicate with each other; and
a regulating portion provided in at least one of the casing and one of the annular heads and regulating a position of the one of the annular heads in the axial direction with respect to the casing, wherein
the communication clearance seal portion is an O ring;
a clearance seal attachment groove to which the communication clearance seal portion is attached is formed in the outer peripheral surface of the one of the diaphragms; and
the clearance seal attachment groove is tapered to become deeper toward a circumferential direction from at least one of an upper vertex of the one of the diaphragms in the vertical direction and a lower vertex of the one of the diaphragms in the vertical direction.

US Pat. No. 10,364,818

CENTRIFUGAL COMPRESSOR AND TURBOCHARGER

IHI Corporation, Koto-ku...

1. A centrifugal compressor, comprising:a compressor wheel fixed to an end portion of a rotating shaft;
a compressor housing configured to accommodate the compressor wheel;
a wall surface in the compressor housing, the wall surface forming an air intake space extending on an extension line of the rotating shaft and located on a front side of the compressor wheel;
a downstream-side flow passage provided radially outward of the rotating shaft, configured to guide fluid sucked from the air intake space and compressed by the compressor wheel, to the outside of the compressor housing;
a return flow passage provided with a first end and a second end, the first end opened to the downstream-side flow passage, and the second end opened to the wall surface of the compressor housing, the return flow passage configured to circulate the fluid guided by the downstream-side flow passage, from the downstream-side flow passage to the air intake space; and
an introduction portion provided in the air intake space, including:
an outer peripheral surface brought into contact with the wall surface of the compressor housing on an upstream end side of the outer peripheral surface in a flowing direction of the fluid, and
an inner peripheral surface forming a flow passage to guide fluid from the outside of the compressor housing into the air intake space, a downstream end of the inner peripheral surface in the flowing direction of the fluid being located radially inward of the wall surface of the compressor housing on which the second end of the return flow passage is opened; and
a ring-shaped passage circularly extending in a rotational direction of the rotating shaft between the outer peripheral surface and the wall surface of the compressor housing, wherein
the wall surface of the compressor housing includes a tapered portion extending downstream from the second end of the return flow passage, and
at least part of the second end of the return flow passage overlaps with the introduction portion and the ring-shaped passage when viewed from a radial direction of the shaft.

US Pat. No. 10,364,815

DOWNHOLE BLOWER SYSTEM WITH INTEGRATED CONSTRUCTION

Upwing Energy, LLC, Cerr...

1. A blower system comprising:a stator comprising:
a plurality of stator sub-assemblies arranged on a longitudinal axis and comprising a plurality of stator vanes; and
a plurality of electric machine windings attached to the respective plurality of stator vanes;
a rotor positioned and carried to rotate within the stator about the longitudinal axis, the rotor comprising:
a plurality of vane sections, each comprising a plurality of rotor vanes;
a plurality of magnetic sections arranged between the plurality of vane sections, the plurality of stator vanes and the plurality of rotor vanes configured to drive a fluid between the stator and the rotor when the rotor is rotated within the stator.

US Pat. No. 10,364,814

VACUUM PUMP

Edwards Japan Limited, C...

1. A vacuum pump comprising:a rotor enclosed in a pump case;
a rotating shaft fixed to the rotor;
a supporting means that rotatably supports the rotating shaft;
a driving means that rotates the rotating shaft; and
a thread-groove-exhaust-portion stator that forms a thread grove exhaust passage between the thread-groove-exhaust-portion stator and an outer circumferential side of or an inner circumferential side of the rotor, wherein
a heating portion is provided below the thread-groove-exhaust-portion stator,
the heating portion includes a yoke, a coil, and a heating plate in contact with the thread groove exhaust portion stator, the yoke is disposed in a heater spacer,
the heater spacer is formed by a member formed by a different material from the yoke, and
the yoke and the heating plate in contact with the thread groove exhaust portion stator, are heated with electromagnetic induction heating by eddy current generated in the yoke and the heating plate by feeding an alternating current to the coil.

US Pat. No. 10,364,812

DOMESTIC APPLIANCE COMPRISING AN ACTUATOR

KONINKLIJKE PHILIPS N.V.,...

1. A domestic appliance comprising:a base frame;
an actuator provided with a drive member and arranged for reciprocating movement of the drive member;
a rigid sub frame, wherein the actuator is mounted on the rigid sub frame; and
a resilient member that comprises at least one elastomer mount arranged between the rigid sub frame and the base frame for moveably mounting the rigid sub frame at the base frame, wherein an interior portion of the at least one elastomer mount is constructed and arranged to allow both (i) deflection in an x,y direction for lateral movement of the rigid sub frame in a plane parallel to the base frame and (ii) rotation in a plane of the rigid sub frame for rotation of the rigid sub frame around an axis of rotation transverse to the plane of the base frame, wherein the at least one elastomer mount further comprises a disc shaped elastomer mount and the interior portion comprises the disc shaped elastomer mount with a portion of material removed from an interior of the disc shaped elastomer mount of a length L, between a first point of the elastomer mount where the elastomer mount rests on the base frame and a second point of the elastomer mount where on the rigid sub frame rests, and in which a distance d along a horizontal cross-section, between a side of the elastomer mount and the base frame, is sufficiently large, together with length L, allows both (i) the deflection of the disc shaped elastomer mount in the x,y direction and (ii) the rotation of the disc shaped elastomer mount in the plane of the rigid sub frame.

US Pat. No. 10,364,811

DOMESTIC APPLIANCE COMPRISING AN ACTUATOR

KONINKLIJKE PHILIPS N.V.,...

1. A domestic appliance comprising:a base frame,
an actuator connected to the base frame,
the actuator being provided with a drive member,
the actuator being arranged for reciprocating movement of the drive member at a reciprocating frequency (fr), wherein the domestic appliance further comprises a first leaf spring and a second leaf spring, the first leaf spring being connected at a first end of the actuator at a first end surface in an axial direction along a direction of a movement of the drive member, the first leaf spring being connected at a second end to the base frame at a first interface,
wherein first leaf spring extends perpendicular to the axial direction of the actuator, the second leaf spring being connected at a first end to the actuator at a second end surface of the actuator, opposite said first distal end surface, the second leaf spring being connected at a second end to the base frame at a second interface, whereby the second leaf spring extends perpendicular to the axial direction of the actuator, the first and second leaf springs enabling the actuator to move in a direction opposite to a direction of the movement of the drive member,
wherein the end portions of the first and second leaf springs that are connected to the actuator conform to a U-shape,
wherein the drive member causes reaction forces of the actuator to act on the first and second leaf springs to deflect the first and second leaf springs in a longitudinal direction opposite the movement of the drive member, in addition to the actuator forces deflecting the first and second leaf springs in the horizontal direction, the reaction forces further cause a residual widening of the opening of the U-shape of the first and second leaf springs from an initial substantially bent shape towards a straight line shape,
the actuator, the drive member and the leaf springs together forming a mass spring system having a natural frequency (fn) wherein a stiffness of the leaf springs is adapted so that a ratio between the reciprocating frequency (fr) and the natural frequency (fn) is at least ?2 but no more than 10,
wherein the first and second leaf springs comprise respective first and second attachment surfaces formed in a first lea of the U-shape, wherein the first and second attachment surfaces are attached to the first and second end surfaces of the actuator, respectively, via a first elastomer member positioned directly between the first attachment surface and the first end surface of the actuator, and via a second elastomer member positioned directly between the second attachment surface and the second end surface of the actuator,
wherein the base frame comprises a first flexible tube and the first flexible tube comprises a corrugated tube having a flexibility for reducing transmission of vibrations from the actuator to the base frame,
wherein dimensions of the leaf springs depend on a mass of the actuator member, the reciprocating frequency (fr), a Young's modulus of a material of the leaf springs and a maximal allowed amplitude of the movement of the actuator in the base frame.

US Pat. No. 10,364,808

PUMPING SYSTEM FOR CHROMATOGRAPHY APPLICATIONS

Sanofi-Aventis Deutschlan...

1. A pumping system for compressible fluids, the pumping system comprising:a first pump having a first pump outlet,
a second pump having a second pump outlet, the second pump arranged in parallel with the first pump, wherein the first pump outlet and the second pump outlet merge in a junction which is in fluid communication with a main outlet; and
a controller to regulate an output pressure of the second pump on the basis of a measurement of an output pressure of the first pump such that the output pressure of the second pump is kept below the output pressure of the first pump and wherein a maximum flow volume of the second pump is less than 20% of a maximum flow volume of the first pump.

US Pat. No. 10,364,807

METHOD AND DEVICE FOR ACTUATING AN ELECTRICALLY COMMUTATED FLUID WORKING MACHINE

1. A method for actuating a fluid working machine, wherein the fluid working machine has at least one working chamber with a cyclically varying volume, a high-pressure fluid connection, a low-pressure fluid connection, at least one electrically actuable valve for actuably connecting the high-pressure fluid connection or the low-pressure fluid connection to the working chamber, comprising the steps of:actuating the at least one electrically actuable valve depending on a fluid requirement and/or a mechanical power requirement,
actuating the at least one electrically actuable valve additionally depending on an electrical power required for actuating the at least one electrically actuable valve,
comparing the required electrical power with a soft electrical power limit, a hard electrical power limit or both the soft electrical power limit and the hard electrical power limit,
if the required electrical power is compared only to the hard power limit and is greater than the hard power limit, adjusting an actuation cycle of the fluid working machine,
if the required electrical power is compared only to the soft power limit and is greater than the soft power limit, actuating the at least one electrically actuable valve,
if the required electrical power is compared to both the hard power limit and the soft power limit and is greater than both the hard power limit and the soft power limit, adjusting an actuation cycle of the fluid working machine,
if the required electrical power is compared to both the hard power limit and the soft power limit and is greater than the soft electrical power limit and less than or equal to the hard power limit, actuating the at least one electrically actuable valve.

US Pat. No. 10,364,806

HYDROSTATIC PUMP BARREL WITH SLOPED KIDNEY PORTS

Parker-Hannifin Corporati...

1. A pump barrel for use in a hydrostatic pump assembly, comprising:a barrel body defining a plurality of piston bores configured for receiving a plurality of pistons that are moveable within the piston bores; and
a porting face that defines a plurality of ports that are in fluid communication with the piston bores and providing fluid flow paths into and out from the barrel body;
wherein edge surfaces of the ports are oriented at non-right angles relative to the porting face; and
wherein each port has a leading edge surface and a trailing edge surface relative to a direction of rotation of the pump barrel, and the leading edge surface is oriented at an acute angle of less than 90° relative to the porting face, and the trailing edge surface is oriented at an obtuse angle greater than 90° relative to the porting face.

US Pat. No. 10,364,805

BI-DIRECTIONAL ROTARY SHAPE MEMORY ALLOY ELEMENT ACTUATOR ASSEMBLIES, AND SYSTEMS AND METHODS INCLUDING THE SAME

The Boeing Company, Chic...

1. A bi-directional rotary shape memory alloy element actuator assembly, the actuator assembly comprising:a rotary actuator configured to generate a first torque in a first rotary direction and a second torque in a second rotary direction;
a rotary element coupled to the rotary actuator, wherein the rotary element has an angular position in an angular range of motion, and further wherein the rotary element is configured to:
(i) rotate in the first rotary direction responsive to receipt of the first torque from the rotary actuator; and
(ii) rotate in the second rotary direction responsive to receipt of the second torque from the rotary actuator;
an assist magnetic element; and
a receiver magnetic element mounted on the rotary element;
wherein the rotary actuator includes a shape memory alloy element configured to generate the first torque and the second torque; and wherein the assist magnetic element and the receiver magnetic element are configured to generate a magnetic force therebetween when the angular position of the rotary element is in a magnetic assist portion of the angular range of motion.

US Pat. No. 10,364,804

ELECTRIC FIELD ACTIVATION OF SHAPE MEMORY CERAMICS

Massachusetts Institute o...

1. An actuator comprising:a shape memory ceramic capable of exhibiting a reversible martensitic phase transformation;
a first conductor; and
a second conductor;
wherein the first and second conductors are configured to apply an electric field to the shape memory ceramic.

US Pat. No. 10,364,803

MODULAR TOWER-TYPE SOLAR THERMAL POWER GENERATION SYSTEM

1. A modular tower solar thermal power generation system, comprising: a solar thermal collector device configured for collecting solar thermal energy, a heat exchanger connected to the solar thermal collector device and configured for producing steam, and a thermal power conversion device connected to the heat exchanger and configured for converting steam into electrical energy; wherein, the solar thermal collector device comprises a plurality of tower solar thermal modules;wherein, the plurality of tower solar thermal modules include a plurality of A-type tower solar thermal modules and a plurality of B-type tower solar thermal modules, the plurality of A-type tower solar thermal modules are all connected with the heat exchanger through a same centralized thermal storage unit configured to store thermal energy of heated thermal working medium, and each of the B-type tower solar thermal modules is connected to a distributed thermal storage unit configured to store thermal energy of heated thermal working medium, wherein,
some of the A-type tower solar thermal modules are configured to use molten salt as thermal working medium, others of the A-type tower solar thermal modules are configured to use steam as thermal working medium, and all the B-type tower solar thermal modules are configured to use molten salt as thermal working medium; and
all the A-type tower solar thermal modules using molten salt as thermal working medium are connected in parallel with the A-type tower solar thermal modules using steam as thermal working medium, the B-type tower solar thermal modules are connected in series with each other, and the A-type tower solar thermal modules are connected in parallel with the B-type tower solar thermal modules.

US Pat. No. 10,364,802

HEATING A WIND TURBINE FACILITY

ABB Schweiz, Baden (CH)

1. A method for heating a wind turbine facility, the method comprising:charging a DC link of an electrical converter connected with a wind turbine of the wind turbine facility;
heating air inside the wind turbine facility with heat generated by a voltage limiting unit interconnected with the DC ink, which comprises a resistor adapted for dissipating electrical energy into heat for reducing a voltage in the DC link, when the voltage is above a threshold voltage;
wherein the voltage limiting unit is controlled, such that the voltage limiting unit generates heat according to heating settings defined in a controller of the voltage limiting unit;
wherein heating settings are changed based upon commands from a user interface;
wherein the DC link is charged by a grid side converter of the wind turbine facility with power from an electrical grid.

US Pat. No. 10,364,801

REDUCING THE LOAD OF A WIND TURBINE ROTOR BLADE DURING INSTALLATION

1. A method of reducing a load of a rotor blade of a wind turbine during installation of the wind turbine, wherein the rotor blade comprises an aerodynamic device arranged at a surface of the rotor blade, of the method comprising:attaching a cover on the rotor blade such that at least a part of the aerodynamic device is covered by the cover;
lifting the rotor blade to a top of a tower of the wind turbine; and
detaching the cover from the rotor blade, wherein detaching the cover from the rotor blade comprises rotating the rotor with a rotor speed being high enough such that the cover flies off due to the centrifugal force acting on the cover during rotation of the rotor blade.

US Pat. No. 10,364,798

CONTROL SYSTEM FOR WIND TURBINES FOR REDUCING DISTURBANCES IN AN ELECTRICAL GRID

1. A method comprising:transmitting a plurality of damping control signals from a plurality of damping controllers of a wind turbine, wherein torque variations are introduced on a shaft connecting a rotor and a generator of the wind turbine to compensate for structural oscillations of the wind turbine;
determining, responsive to the torque variations, disturbance information describing an electrical disturbance at a point of measurement between the wind turbine and the electrical grid;
determining a restriction value as a function of a disturbance value determined from the disturbance information; and
distributing the determined restriction value among the plurality of damping controllers, wherein distributing the determined restriction value comprises:
communicating a plurality of different restriction values to the different damping controllers,
wherein, for each of the different damping controllers, receiving the different restriction value configures the respective damping controller to reduce an amplitude of the torque variations introduced by the respective damping controller.

US Pat. No. 10,364,797

PARTIAL AND FULL LOAD CONTROLLERS OF A WIND TURBINE

1. A method for controlling a wind turbine, wherein the wind turbine comprises a rotor with at least one blade having a pitch angle which is controllable dependent on a pitch request, and a power generator connected to the rotor, the power generator having a power production which is controllable dependent on a generator request, wherein a generator speed of the generator is controllable via the pitch request and the generator request, the method comprising:controlling the generator speed by determining the generator request dependent on a first generator speed error determined dependent on a generator speed reference, the generator speed, and a first speed modification, wherein the generator request is determined by minimizing the first generator speed error, wherein the first speed modification is determined so that the generator speed approaches the generator speed reference for wind speeds below a rated wind speed, wherein the first speed modification is determined so that the generator request approaches a maximum generator request for wind speeds above the rated wind speed, wherein the maximum generator request is a partial load controller saturation limit, and wherein the first generator speed error is amplified by a variable first gain,
controlling the generator speed by determining the pitch request dependent on a second generator speed error determined dependent on the generator speed reference, the generator speed, and a second speed modification, wherein the pitch request is determined by minimizing the second generator speed error, wherein the second speed modification is determined so that the generator speed approaches the generator speed reference for wind speeds above the rated wind speed, wherein the second speed modification is determined so that the pitch request approaches a minimum pitch request for wind speeds below the rated wind speed, wherein the minimum pitch request is a full load controller saturation limit, and wherein the second generator speed error is amplified by a variable second gain, and
determining the variable first and second gains so that the first gain is greater than the second gain at least for some for wind speeds below the rated wind speed, so that the first gain is smaller than the second gain at least for some wind speeds above rated wind speed, and so that the first gain is equal to the second gain at least for a single wind speed in proximity of the rated wind speed.

US Pat. No. 10,364,796

CONTROL METHOD FOR A WIND TURBINE

17. A method of controlling a wind turbine, the method comprising:assigning one or more wake sectors to the wind turbine;
determining a wind direction and a wind speed at the wind turbine; and
controlling an output parameter of the wind turbine by:
when the wind direction is outside the one or more wake sectors, determining a pitch reference value for pitching one or more rotor blades of the wind turbine using a normal pitch schedule, wherein the normal pitch schedule comprises pitch reference values as a function of the wind speed and a first axial induction factor; and
when the wind direction is within a first wake sector of the one or more wake sectors, thereby indicating a wake influence by the wind turbine on one or more other wind turbines, determining a wake-dependent pitch reference value using a modified pitch schedule, wherein the modified pitch schedule comprises pitch reference values as a function of the wind speed and a second axial induction factor different than the first axial induction factor, and wherein determining the wake-dependent pitch reference value is performed independent of data describing a current operation of the one or more other wind turbines.

US Pat. No. 10,364,795

WIND TURBINE FOR USE IN HIGH WINDS

1. A wind turbine energy generation device, comprising:a windmill, said windmill comprising:
a horizontal main turbine shaft; said main turbine shaft comprising
a turbine shaft middle portion surrounded by a horizontal raceway,
a turbine shaft rear portion comprising a turbine shaft back end, and
a turbine shaft forward portion comprising a windward-facing turbine shaft front end, said turbine shaft forward portion extending forward of said raceway and said turbine shaft front end being a distal tip of said turbine shaft forward portion;
said raceway comprising a ring circumscribing a central interior space, said raceway ring having an outer surface and an interior surface, said central interior space being a raceway turbine blade area,
said raceway turbine blade area having a windward-facing front opening and a rearward-facing opening,
said raceway turbine blade area windward-facing front opening being circular and being characterised as having a first raceway diameter and said raceway turbine blade area rearward-facing opening being circular and being characterised as having a second raceway diameter;
said windmill further comprising a rotor; said rotor comprising three or more windmill blades arranged in a circular fashion, each windmill blade thus having two adjacent blades;
each said windmill blade comprising a blade root end adjacent said main turbine shaft and each windmill blade comprising a blade tip being an outer end of the windmill blade distal from said main turbine shaft;
said rotor further comprising a blade tip connector, said blade tip connector being a body coupled to the blade tip of each windmill blade and thereby connecting the blade tip of each windmill blade to its two adjacent windmill blades, said blade tip connector being selected from the group
consisting of:
a solid ring;
a ring of cable or chain; or else,
a plurality of sections of cable, ties, struts, chain, or combinations of cables, ties, struts or chains;
said wind turbine energy generation device further comprising:
a horizontal wind-channeling body having a windward-facing forward opening and a rearward-facing opening,
said wind-channeling body rearward-facing opening being connected with the windward-facing front opening of the raceway turbine blade area,
said wind-channeling body having a funnel-shape, said funnel-shape having either a constant slope or a changing slope;
said wind-channeling body being either a nozzle or a shroud;
said wind-channeling body being made of a material selected from the group consisting of metal, plastic, stiffened cloth, rigid fiber or combinations thereof;
said wind-channeling body windward-facing opening facing the same direction as the turbine shaft forward portion and said wind-channeling body rearward-facing opening facing the same direction as the turbine shaft rear portion;
said wind turbine energy generation device further comprising:
a plurality of raceway support bodies connecting the raceway to the turbine shaft forward portion,
said plurality of raceway support bodies comprising at least one of:
a raceway support strut, and
a raceway support cable,
said plurality of raceway support bodies providing structural support to said raceway and said main turbine shaft;
said wind turbine energy generation device further comprising:
a pedestal, said pedestal being a vertical or near-vertical shaft;
a pedestal base;
one or more primary generators located in or below said pedestal base, said one or more primary generators being capable of generating electricity;
said pedestal intersecting with the main turbine shaft such that rotation of the main turbine shaft causes transfer of rotational energy to said generators via said pedestal;
said windmill being elevated above said pedestal base by said pedestal;
said windmill further comprising blade spar struts each beginning at said turbine shaft front end and each extending to a strut-connection point on one windmill blade, each said strut-connection point being between each respective windmill blade tip and blade root,
said blade spar struts providing structural support to said windmill blades;
each said windmill blade being a partitioned blade comprising:
a blade spar which is a structural blade spar defining a central axis connecting each windmill blade root end to its respective windmill blade tip;
one or more blade ribs each affixed in place along said blade spar which protrude outward perpendicularly from said blade spar;
one or more blade sub-sections, each blade sub-section having multiple edges;
each blade sub-section having a first edge which is connected to the blade spar, a second edge which is connected to a blade rib, and a third edge opposite the first edge which is unattached;
at least one of said blade ribs of each windmill blade being rotatable about its respective blade spar to a greater, lesser or equal degree of rotation compared to any other of said blade ribs of its respective windmill blade, and
at least one blade sub-section of its respective windmill blade attached to said rotatable blade rib also being rotatable about its respective blade spar to a greater, lesser or equal degree of rotation compared to any other blade sub-sections of the same blade,
so as to alter the angle of said at least one blade sub-section with respect to the raceway turbine blade area windward-facing front opening;
said wind turbine energy generation device, further comprising:
a blade coordination motor situated at the turbine shaft forward portion, said blade coordination motor having a cable shortening function and a cable lengthening function, and
a blade coordination cable having a forward end and a rearward end, said blade coordination cable forward end being connected to said blade coordination motor such that the blade coordination cable is shortenable by the cable shortening function and lengthenable by the cable lengthening function;
said blade coordination cable rearward end being attached to a windmill blade rib such that said windmill blade rib is rotatable forward via said blade coordination motor cable shortening function and such that said windmill blade rib is rotatable rearward via said blade coordination motor cable lengthening function.

US Pat. No. 10,364,793

MAINTENANCE ACCESS TO BLADE BEARING

1. A rotor of a wind turbine, comprising:three rotor blades and a hub,
wherein each rotor blade comprises a root end and the root end is attached to a rotor blade bearing, and the rotor blade bearing is attached to the hub,
wherein each rotor blade comprises a root section, adjacent to the root end, including the outer surface of the rotor blade,
wherein the root section of each rotor blade is covered by a housing, wherein both the hub and the housings defining at least a portion of an exterior of the wind turbine,
wherein each housing comprises a wall section that leads at least partially circumferentially around the root section of the rotor blade,
wherein each housing comprises a cover section to at least partially close the gap between the wall section of the housing and the rotor blade,
wherein each housing defines an aisle that leads circumferentially around the root section of the rotor blade to provide access to the blade bearing and to allow a worker to perform service work at the blade bearing.

US Pat. No. 10,364,792

BRAKING SYSTEM FOR A HYDRAULIC MACHINE

POCLAIN HYDRAULICS INDUST...

1. A hydraulic machine comprising a shaft and a casing mounted to rotate relative to each other by means of a bearing, the hydraulic machine comprising:first brake elements constrained to rotate with the casing;
second brake elements constrained to rotate with the shaft;
the first and second brake elements forming a stack and being configured so as to enable the casing to be constrained to rotate with the shaft when they are put into contact;
a spring washer mounted to bear against the casing and tending to urge the first and second brake elements in a braking direction, tending to cause the first and second brake elements to be put into contact; and
brake release pistons configured to act on the spring washer in a direction opposing the braking direction;
wherein
the brake release pistons comprise a primary brake release piston associated with a primary brake release chamber, and a secondary brake release piston associated with a secondary brake release chamber, said primary and secondary chambers being fluidly connected together and adapted through a common pressurized fluid within each chamber to exert thrust forces respectively on the primary piston and on the secondary piston wherein with the chambers pressurized the primary brake release piston applies a releasing force to the secondary brake release piston and additionally the secondary brake release piston applies a releasing force to compress the spring washer such that the combined forces release act against the spring to the brake elements and allow the shaft to rotate; and
said primary and secondary chambers being arranged in succession along a longitudinal direction of the shaft and extending radially around the shaft in such a manner that projections of the primary brake release chamber and of the secondary brake release chamber onto a plane perpendicular to a longitudinal axis defined by the axis of rotation of the hydraulic machine are overlapping, at least in part.

US Pat. No. 10,364,791

METHOD AND DEVICE FOR DEEP OCEAN POWER GENERATOR TURBINE

1. A deep ocean power generator turbine device, comprising:(a) a power generator for generating electricity power;
(b) a hollow tube turbine platform having a top pontoon, side pontoon, and a bottom pontoon;
(c) a submarine valve attached to said top pontoon for filling water into said hollow tube turbine platform from said top pontoon to said side pontoon ending at said bottom pontoon;
(d) a plurality of turbine blade wherein each turbine blade further comprises a plurality of turbine flap, and wherein said plurality of turbine flap vertically attach to said each turbine blade via a hinge pin; and
(e) a center shaft attached to said plurality of turbine blade, wherein said center shaft further comprises a shaft cylinder, a generator shaft, and a plurality of attachment line on a vertical side of said shaft cylinder.

US Pat. No. 10,364,789

PUMPED HYDRO TOWER

Illinois Tool Works Inc.,...

1. A power generation system, comprising:a wind power system comprising a wind tower;
a pumped liquid energy storage system configured to store liquid in an interior volume of the wind tower, wherein the interior volume is defined by at least one tower body section of a plurality of tower body sections of the wind tower, the at least one tower body section of the plurality of tower body sections is configured to contain the liquid, the at least one tower body section comprises an inner surface exposed to the interior volume and an exterior surface exposed to an environment surrounding the wind tower, and the at least one tower body section comprises a frusto-conical shape from a first axial end to a second axial end of the at least one tower body section;
wherein the pumped liquid energy storage system comprises a reservoir configured to collect liquid flowing through a turbine generator from the interior volume of the wind tower and a pump configured to pump liquid from the reservoir into the interior volume of the wind tower;
one or more sensors configured to measure one or more operating parameters including a speed of the wind, a power output of a turbine of the wind power system, a power output of the turbine generator of the pumped-liquid energy storage system, and an amount of power being supplied to the power grid; and
a controller to control operation of the wind power system and the pumped liquid energy storage system based on feedback associated with the one or more operating parameters from one or more sensors of the power generation system.

US Pat. No. 10,364,788

IGNITER ASSEMBLY WITH IMPROVED INSULATION AND METHOD OF INSULATING THE IGNITER ASSEMBLY

Tenneco Inc., Lake Fores...

1. An igniter assembly, comprising:an ignition coil assembly including a coil,
a firing end assembly including an igniter and coupled to said ignition coil assembly by an extension, said extension containing a pressure chamber,
a central conductor disposed between said ignition coil assembly and said firing end assembly for transferring energy from said coil to said igniter,
a valve assembly disposed in said pressure chamber of said extension for allowing evacuation of contents of said pressure chamber and allowing said pressure chamber to be filled with an insulating medium,
said valve assembly sealing the insulating medium in said pressure chamber,
said valve assembly including a valve stem, and
said valve stem being biased toward said ignition coil assembly by a spring to maintain the sealing of said pressure chamber.

US Pat. No. 10,364,787

DISCHARGE STOPPING DEVICE

Mitsubishi Electric Corpo...

1. A discharge stopping device for stopping a spark discharge, during discharge, in an ignition device for an internal combustion engine, the discharge stopping device comprising:an ignition plug which has a first electrode and a second electrode opposing each other via a gap, and which ignites a combustible air mixture in a combustion chamber of an internal combustion engine by generating a spark discharge in the gap;
an ignition coil including a primary coil and a secondary coil which is magnetically coupled with the primary coil;
a power source device which supplies current to the primary coil;
a first switch which is disposed between the primary coil and the power source device and which switches the current supplied from the power source device between a connected state and a disconnected state; and
a controller which causes the primary coil to be energized with current by switching the first switch to a connected state such that energy for causing the ignition plug to generate the spark discharge sufficient to ignite the combustible air mixture is accumulated in the primary coil, and switches the first switch to a disconnected state and shuts off the current when the energy has been accumulated in the primary coil, such that a high voltage is generated in the secondary coil and the spark discharge is generated in the gap of the ignition plug by the high voltage,
the discharge stopping device further comprising a second switch which is disposed in a current circulation path connecting both ends of the primary coil and which switches the current circulation path between a connected state and a disconnected state, wherein
the controller includes:
a re-energization control process unit which switches the first switch to a connected state and re-energizes the primary coil with current during occurrence of the spark discharge; and
a circulation control process unit which switches the second switch to a connected state and sets the current circulation path to a connected state during occurrence of the spark discharge, and
the discharge stopping device stops the spark discharge during discharge by using the re-energization control process unit and the circulation control process unit,
wherein the re-energization control process unit detects an amount of change in the current flowing in the primary coil, and switches the first switch to a disconnected state and ends the re-energization when the amount of change in the current is equal to or less than a preset threshold value.

US Pat. No. 10,364,786

CONTROLLER AND INTERNAL COMBUSTION ENGINE SYSTEM

HONDA MOTOR CO., LTD., T...

1. A controller for an internal combustion engine including a supercharger and being connected to a multi-stage automatic transmission, the controller comprising:a first torque suppressor and a second torque suppressor that perform a torque-down control to decrease a torque of the internal combustion engine during shift-up by the automatic transmission in a supercharging operation,
the first torque suppressor including at least one of an ignition-timing retarding controller that performs control to retard an ignition timing and a throttle-valve closing controller that performs control to reduce an opening degree of a throttle valve,
the second torque suppressor being coupled to a compressor or turbine of the supercharger and including a regenerative device that regenerates rotational energy of the coupled compressor or turbine.

US Pat. No. 10,364,785

FUEL INJECTION NOZZLE

DENSO CORPORATION, Kariy...

1. A fuel injection nozzle comprising:a nozzle body having a valve seat, which is in a conical shape and formed inside the nozzle body, a sac chamber, which is formed inside the nozzle body to collect a pressurized fuel which has passed through an inside of the valve seat, and an injection hole to inject the pressurized fuel supplied to the sac chamber to an outside of the nozzle body; and
a needle having a seat portion, which is to cut off a supply of the pressurized fuel into the sac chamber when seated on the valve seat, and a conical portion, which is in a conical shape with a boundary at the seat portion, the conical portion being inserted inside the sac chamber, the needle being driven in a linear direction inside the nozzle body, wherein
the needle is to move in a direction upward when starting fuel injection,
the needle is to move in a direction downward when stopping fuel injection,
an upward movement amount of the needle is a lift amount,
a direction along which the needle is to move is an axial direction,
an axial straight line passing a center of the sac chamber is a sac center line,
an opening area of a throttle portion defined between an upper end of the sac chamber and the conical portion is a throttle opening area S1,
a straight line drawn by extending a center axis of the injection hole into the sac chamber is an injection hole extended line,
a location where the injection hole opens in the sac chamber is an injection hole inlet,
a straight line passing a lower end of the injection hole inlet and parallel to the injection hole extended line is a lower end extended line,
a half of an area surrounded by the throttle portion, the needle, an inner wall of the sac chamber, and the lower end extended line in a cross section of the sac chamber taken along the sac center line is an injection hole upstream area S2,
a passage area of the injection hole is an injection area S3,
a lift amount, when the throttle opening area is equal to an area calculated by multiplying the injection hole area by the number of the injection hole, is a predetermined lift amount L,
a viscosity coefficient of the pressurized fuel is a coefficient ?,
an index value Sa is calculated in accordance with an equation as below, and

the index value Sa satisfies an inequality of Sa?0.5.

US Pat. No. 10,364,783

PULSATION REDUCER USING DOUBLE-SIDED MULTILAYER WAVEFORM SPRING

1. A pulsation reducer, comprising:an entrance-expanded fuel rail (40) configured such that a section-expanded fuel rail entrance (41) expanded to a size of a section of a high-pressure fuel line (31) is formed thereon;
a spring housing (61) configured such that a fuel storage space (611) and a low-pressure movement space (613) and high-pressure movement space (614) connected to the fuel storage space (611) via chimney holes (612a and 612b) are formed therein;
connection parts (62a, 62b and 62c) configured to connect the spring housing (61) with the entrance-expanded fuel rail (40);
a low-pressure reduction part (631) disposed in the low-pressure movement space (613), and configured to absorb mixed pulse waves in a low-pressure region; and
a high-pressure reduction part (64) disposed in the high-pressure movement space (614), and configured to absorb mixed pulse waves in a high-pressure region;
wherein the fuel storage space (611) is connected with an inside of the entrance-expanded fuel rail (40), and the mixed pulse waves reach the low-pressure reduction part (63) and the high-pressure reduction part (64) through the fuel storage space (611) inside the entrance-expanded fuel rail (40), along with fuel, and are reduced.

US Pat. No. 10,364,781

QUICK FIT CONNECTOR

GM GLOBAL TECHNOLOGY OPER...

1. A quick fit connector for the return line of fuel injectors in an internal combustion engine, comprising:a connector body having at least one connection branch insertable in a fuel return port of a fuel injector;
a lower plate;
a spring clip; and
an upper plate, the upper plate being slidingly mountable on the spring clip and the connector body, wherein the upper plate is movable between an unlocked position, in which the spring clip is in an unloaded condition and free from engaging the fuel injector and a locked position in which the spring clip is in a loaded condition for engaging the fuel injector and the lower plate.

US Pat. No. 10,364,780

AIR INTAKE STRUCTURE FOR A MOTORCYCLE ENGINE

1. An air intake structure, feeding air to an engine of a motorcycle, the air intake structure comprising:a container divided by a main baffle into two distinct chambers: a first chamber communicating with outside and a second chamber communicating with a throttled body by means of a feeding duct; the two chambers being separated by a filter, positioned at said main baffle, providing for air cleaning, the first and the second chambers extending longitudinally side-by-side so as to define opposite sides of the air intake structure;
wherein the container is formed by two half-shells: a first half-shell configured to be exposed on an outer side of a motor vehicle, to which said first chamber corresponds, and a second half-shell configured to be arranged between the first half-shell and the motor vehicle, to which said second chamber corresponds
wherein the air intake structure further comprises a pre-chamber accessing said first chamber, separated therefrom by a cross wall and communicating therewith by means of an access duct crossing said wall, with an inlet end thereof arranged in said pre-chamber and an outlet end thereof arranged in said first chamber, said pre-chamber being arranged on the front side with respect to a forward direction of the vehicle; and
wherein the pre-chamber comprises a front access mouth, opened outside, the pre-chamber further comprises a diverting baffle interposed between said access mouth and the inlet end of said access duct, transversal to an air path, extending from a peripheral wall of said pre-chamber as far as a terminal end thereof which forms, with the peripheral walls of said pre-chamber, a passage opening staggered with respect to said access mouth and wherein the pre-chamber is formed by a removable portion which is fastened to the first half-shell, the access mouth being directed in an opposite direction with respect to the forward direction of the vehicle by a U-shaped joint connecting the access mouth to said passage opening of said removable portion.

US Pat. No. 10,364,779

AIR CLEANER FOR INTERNAL COMBUSTION ENGINE

MAHLE FILTER SYSTEMS JAPA...

1. An air cleaner for an internal combustion engine, the air cleaner comprising:an air cleaner case of synthetic resin;
an air cleaner filter disposed in the air cleaner case and arranged to partition an inside space of the air cleaner case into a dirty side space and a clean side space, and
an intake noise reducing device disposed in the air cleaner case, the intake noise reducing device comprising
a case portion formed integrally with the air cleaner case and structured as a tube extending from a first end opening into the inside space of the air cleaner case to a second end formed with a communication hole opening to an outside of the air cleaner case,
an elastic member which is received in the case portion and which includes a bellows-shaped circumferential wall extending from a base end which is open to a forward end which is closed;
a base plate covering the first end of the case portion and holding the base end of the elastic member, and
a communication pipe extending through the base plate and connecting a volume chamber formed inside the elastic member to the inside space of the air cleaner case.

US Pat. No. 10,364,777

INTAKE APPARATUS OF V-TYPE INTERNAL COMBUSTION ENGINE

HONDA MOTOR CO., LTD., T...

1. An intake apparatus of a V-type internal combustion engine in which a plurality of cylinders is arranged in a first bank and a second bank, the intake apparatus comprising:a surge tank arranged above the first and second banks;
an intake path connected to an air inlet of the surge tank; and
a plurality of branch paths, wherein each of the plurality of branch paths allows communication between the surge tank and a respective combustion chamber of each of the plurality of cylinders,
wherein the surge tank includes a plurality of first air outlets in which upstream ends of branch paths in communication with the combustion chambers of the cylinders in the first bank are open and which are arranged in a cylinder row direction of the first bank and a plurality of second air outlets in which upstream ends of branch paths in communication with the combustion chambers of the cylinders in the second bank are open and which are arranged in a cylinder row direction of the second bank,
the air inlet is arranged at one end in the cylinder row direction of the first and second banks, and
a protrusion unit for suppressing an air flow rate of air flowing out from two particular air outlets which are of the first and second air outlets and which are close to the air inlet is provided on a lower wall surface between the two particular air outlets, the protrusion unit extends to a height above a portion of each of the two particular air outlets.

US Pat. No. 10,364,776

AIR INTAKE APPARATUS

AISIN SEIKI KABUSHIKI KAI...

1. An air intake apparatus comprising:an air intake apparatus body including an intake air passage; and
an external gas passage portion provided as a structure separate from the air intake apparatus body inside the air intake apparatus body, the external gas passage portion through which an external gas can be introduced into the intake air passage,
wherein the external gas passage portion is arranged apart from an inner surface of the intake air passage by a heat-insulating layer inside the air intake apparatus body,
the intake air passage includes a plurality of intake air passages that distribute intake air to cylinders of an engine, respectively,
the external gas passage portion has a shape in which the external gas passage portion is hierarchically branched such that the external gas is guided to each of the plurality of intake air passages inside the air intake apparatus body,
a single external gas introduction portion that introduces the external gas is provided on one side end of the air intake apparatus body,
the external gas passage portion extends inward of the air intake apparatus body through the single external gas introduction portion, and has an asymmetrical shape with respect to a starting point for branching to be hierarchically branched,
the external gas passage portion includes a single first external gas passage portion connected to the single external gas introduction portion, a plurality of second external gas passage portions branching from the single first external gas passage portion, and a plurality of third external gas passage portions branching from each of the plurality of second external gas passage portions in the same number as the plurality of intake air passages, and
the plurality of third external gas passage portions connect to the plurality of intake air passages.

US Pat. No. 10,364,775

WATER-INJECTION ANTI-FREEZING SYSTEM

Ford Global Technologies,...

13. A method, comprising:opening a first coolant valve responsive to a temperature of a first reservoir holding a fluid with water being less than a first threshold and a temperature of coolant at a heat recovery source being more than a second threshold, and flowing coolant through a first coolant line in heat exchange relationship with the first reservoir, the first reservoir only directly fluidically coupled to a second reservoir, wherein the second reservoir is positioned vertically below the first reservoir, and wherein the second reservoir is fluidically coupled to a fluid injector of an engine; and
closing the first coolant valve responsive to the temperature of the first reservoir being more than the first threshold, thus stopping coolant flow through the first coolant line.

US Pat. No. 10,364,774

DEVICE AND METHOD FOR INTEGRATED ANNULAR LOW PRESSURE GASEOUS FUEL INTRODUCTION

Cummins Inc., Columbus, ...

1. A gaseous fuel introducer for an internal combustion engine comprising: a first mounting surface shaped and located to couple to a first wall of a charger; a first input, the first input being an air input; a second input, the second input being a gaseous fuel input; and a charge output, the charge output supplying a fuel-containing charge to an input of the charger; the introducer having a first mounting position that defines a first orientation of the second input relative to the charger, the introducer having a second mounting position that defines a second orientation of the second input relative to the charger that is different than the first orientation, wherein the second input is in communication with a fuel flow path at least partially defined within a housing of the gaseous fuel introducer, and the fuel flow path interfaces with the first input via an annular gap that encircles the first input, the annular gap being defined by a space between a second wall extending from the housing and an outer surface of the first input.

US Pat. No. 10,364,772

OIL FLOW CONTROL FOR AN ENGINE BY DEFLECTION

Ford Global Technologies,...

1. An engine component comprising a member having a deflector and forming an oil conduit intersecting an upper surface, the oil conduit defined by a tubular structure with an inner wall and an outer wall extending transversely to the upper surface, a component mating face extending between and connecting the inner and outer walls the inner wall defining an oil passage therein, the deflector having an arcuate deflector surface following the outer wall of the oil conduit and positioned adjacent to and radially outboard of the outer wall to redirect oil escaping the oil conduit and flowing towards a groove in an outer edge region of the member, the groove sized to receive a room temperature vulcanizing seal.

US Pat. No. 10,364,771

CONTROL SYSTEM OF INTERNAL COMBUSTION ENGINE

TOYOTA JIDOSHA KABUSHIKI ...

1. A control system of an internal combustion engine comprising:a fuel injector arranged in a combustion chamber and injecting a fuel comprised of gasoline,
a spark plug arranged in the combustion chamber and igniting the fuel injected from the fuel injector, and
an electronic control unit configured to:
control an action of injection of the fuel from the fuel injector and an action of ignition by the spark plug, wherein a main injection of the fuel injected from the fuel injector into the combustion chamber is caused to be auto-ignited,
control the fuel injector such that a first auxiliary injection and a second auxiliary injection successively occur during a compression stroke after said main injection and before auto-ignition of the fuel injected during said main injection occurs, and
control an injection timing of said first auxiliary injection, an ignition timing of the spark plug, and an injection timing of said second auxiliary injection so that the fuel injected during said first auxiliary injection is made to burn by flame propagation combustion by the action of ignition by the spark plug, the fuel injected during said second auxiliary injection is made to be injected in a flame propagation combustion region, and the fuel injected during said second auxiliary injection is made to burn by diffusive combustion before the auto-ignition of the main fuel occurs,
wherein the injection timing of said first auxiliary injection and the injection timing of said second auxiliary injection are varied depending on a torque generated by the engine,
wherein when said main injection, said first auxiliary injection, and said second auxiliary injection are successively performed, an injection amount of said second auxiliary injection is increased and the injection timing of said second auxiliary injection, the injection timing of said first auxiliary injection, and the ignition timing are advanced as the torque generated by the engine becomes higher, and
wherein when the torque generated by the engine further increases after the injection amount of said second auxiliary injection is increased and reaches a predetermined limit amount, an injection amount of said first auxiliary injection is increased and the injection timing of said first auxiliary injection is advanced.

US Pat. No. 10,364,769

SYSTEMS AND METHODS FOR DETECTING GASOLINE DIRECT INJECTION FUEL INJECTOR COMBUSTION SEAL LEAKS

FCA US LLC, Auburn Hills...

1. A system for a vehicle having a gasoline direct injection (GDI) engine, the system comprising:an injector coil driver configured to supply a current to an injector coil of a GDI fuel injector of the engine; and
a controller configured to:
perform a diagnostic routine for a combustion seal provided between the GDI fuel injector and a combustion chamber of a cylinder of the engine, the diagnostic routine comprising:
determining one of (i) a period for the injector coil current to reach a peak current and (ii) a resistance of the injector coil while the injector coil current is saturated,
determining whether the determined period or the determined injector coil resistance is greater than a respective threshold indicative of a predetermined temperature of the injector coil, and
when the determined period or the determined injector coil resistance is greater than its respective threshold, detecting a combustion seal leak fault; and
based on the combustion seal leak fault, modifying operation of the engine to prevent potential heat damage to the engine.

US Pat. No. 10,364,767

HYBRID VEHICLE

Toyota Jidosha Kabushiki ...

1. A hybrid vehicle, comprising:an engine connected via a damper with a driveshaft that is coupled with an axle;
a motor connected with the driveshaft; and
a control device configured to control the engine, wherein during idle operation of the engine, on satisfaction of a predetermined condition including a condition that a vehicle speed is not higher than a reference value, the control device controls the engine with adjusting a throttle position such that a rotation speed of the engine becomes equal to a target idle rotation speed or is in a predetermined rotation speed range including the target idle rotation speed, and on non-satisfaction of the predetermined condition, the control device controls the engine with setting the throttle position to a fixed value, wherein
the reference value is set such as to provide a larger value when the rotation speed of the engine becomes equal to or lower than a predetermined rotation speed that is lower than the target idle rotation speed and is higher than a resonance rotation speed of the vehicle, compared with a value provided when the rotation speed of the engine is higher than the predetermined rotation speed.

US Pat. No. 10,364,765

METHOD TO SELECT OPTIMAL MODE ON A MULTI-MODE ENGINE WITH CHARGING

GM GLOBAL TECHNOLOGY OPER...

1. A control method for selecting an optimal multiple-step operating mode for a motor vehicle engine system, comprising:providing at least two variable capacity modes of operation, the at least two variable capacity modes of operation including modes combining variable valve lift per cylinder and modes defining cylinder deactivation;
prioritizing the at least two variable capacity modes based on fuel efficiency by ranking the at least two variable capacity modes from a mode having a lowest predicted fuel flow to a mode having a highest predicted fuel flow;
applying torque constraint data and noise and vibration (NV) constraint data to the prioritized variable capacity modes; and
conducting a mode determination arbitration for the prioritized variable capacity modes having the torque constraint and the vibration constraint data applied to select the mode with the lowest predicted fuel flow allowed by the torque constraint data and the NV constraint data.

US Pat. No. 10,364,764

TECHNIQUES FOR MODELING AND ADAPTATION OF GAS PRESSURES IN A LOW PRESSURE EXHAUST GAS RECIRCULATION SYSTEM OF A TURBOCHARGED GASOLINE ENGINE

FCA US LLC, Auburn Hills...

1. A control system for a vehicle including a gasoline engine, a turbocharger, and a low pressure exhaust gas recirculation (LPEGR) system, the LPEGR system comprising an EGR cooler and connecting an exhaust system of the engine to an induction system of the engine, the control system comprising:a differential pressure (dP) valve disposed in the induction system downstream from an air filter and upstream from a compressor of the turbocharger and an EGR port of the induction system;
a dP valve outlet pressure sensor configured to measure pressure in the induction system at an outlet of the dP valve;
an EGR valve disposed upstream from the EGR cooler in the LPEGR system and configured to control a flow of exhaust gas produced by the engine from an EGR pickup in the exhaust system downstream from a turbine of the turbocharger to the EGR port;
an EGR valve delta pressure sensor configured to measure a delta pressure across the EGR valve; and
a controller configured to:
receive the measured dP valve outlet pressure and the measured EGR valve delta pressure;
based on the measured dP valve outlet pressure and the measured EGR valve delta pressure, determine (i) a modeled pressure at the EGR pickup and (ii) a modeled pressure at outlet of the EGR cooler;
based on the measured dP valve outlet pressure, determine (i) a modeled pressure at an outlet of the air filter and (ii) a modeled pressure at the dP valve outlet; and
control the dP valve and the EGR valve based on the modeled EGR pickup pressure, the modeled EGR cooler outlet pressure, the modeled air filter outlet pressure, and the modeled dP valve outlet pressure.

US Pat. No. 10,364,760

ENGINE CONTROL UNIT

DENSO CORPORATION, Kariy...

1. An engine control unit comprising:at least one memory; and
at least one microcomputer coupled to the at least one memory and configured to
acquire a sound or vibration of an engine from external, the at least one microcomputer extracts vibration components of a plurality of frequency bands, each of the frequency bands including a resonant frequency of a vibration mode among resonant frequencies of plural vibration modes;
synthesize the vibration components of the frequency bands which are extracted to generate a synthesis vibration waveform;
calculate a time average value by executing a time average operation to average the synthesis vibration waveform in a predetermined time;
detect a peak strength of the vibration component of the frequency band including a lowest resonant frequency, wherein the frequency band including the lowest resonant frequency is a frequency band among the frequency bands which are extracted;
previously store, in a storage portion, a first threshold and a second threshold;
determine an existence of a knocking and determining whether a knock level of the knocking is a first knock level or a second knock level that is higher than the first knock level, by executing a first comparison operation to compare the time average value with the first threshold and a second comparison operation to compare the peak strength with the second threshold; and
output a determination result to an ignition timing control portion and control a driving of an igniter, after determining the existence of the knocking and determining whether the knock level is the first knock level or the second knock level.

US Pat. No. 10,364,759

VEHICLE TRAVELING CONTROL METHOD AND VEHICLE TRAVELING CONTROL DEVICE

Nissan Motor Co., Ltd., ...

1. A vehicle traveling control method comprising:detecting a remaining fuel amount in a fuel tank including a fuel chamber in which a suction port of a fuel pump is disposed for sucking fuel to be supplied to an engine, the fuel tank being configured to generate negative pressure for sucking fuel to the fuel chamber by ejecting a part of fuel sucked by the fuel pump into the fuel chamber via a fuel line;
permitting, when a predetermined condition is satisfied, inertial traveling during which a vehicle travels, with the engine kept stopped;
operating, when the detected remaining fuel amount is less than a first threshold, the fuel pump despite the engine stopped owing to the inertial traveling; and
prohibiting stop of the engine when the detected remaining fuel amount is less than a second threshold smaller than the first threshold.

US Pat. No. 10,364,757

SYSTEMS AND METHODS FOR CONTROL OF TURBINE-GENERATOR IN A SPLIT EXHAUST ENGINE SYSTEM

Ford Global Technologies,...

1. A method for an engine, comprising:delivering exhaust from a first exhaust valve of all cylinders of a first cylinder group to a first scroll of an exhaust turbine while delivering exhaust from a first exhaust valve of all cylinders of a second cylinder group to a second scroll of the exhaust turbine; and
delivering exhaust from a second exhaust valve of all cylinders of the first and second cylinder groups to an exhaust catalyst, while bypassing the exhaust turbine,
wherein, in response to a turbine speed of the exhaust turbine being greater than a threshold speed, selectively deactivating at least one first exhaust valve of at least one cylinder selected from the first and the second cylinder groups.

US Pat. No. 10,364,756

INTAKE AIR CONTROL DEVICE

DENSO CORPORATION, Kariy...

1. An intake air control device that controls a flow of intake air in an intake air passage of an internal combustion engine, the intake air control device comprising:a throttle valve that opens and closes the intake air passage through rotation of the throttle valve;
a valve shaft that includes:
a first rotatable shaft portion and a second rotatable shaft portion, which project from one side and another side, respectively, of the throttle valve in an axial direction; and
a fixing shaft portion that joins between the first rotatable shaft portion and the second rotatable shaft portion in the axial direction, wherein the fixing shaft portion is integrally rotatably fixed to the throttle valve;
a first fixing member that fixes the fixing shaft portion to the throttle valve at a first location, which is located on one side of a center point of the throttle valve where the first rotatable shaft portion is placed in the axial direction;
a second fixing member that fixes the fixing shaft portion to the throttle valve at a second location, which is located on another side of the center point of the throttle valve where the second rotatable shaft portion is placed in the axial direction;
a valve body that forms the intake air passage, which receives the throttle valve;
a first bearing that is held by the valve body and rotatably supports the first rotatable shaft portion; and
a second bearing that is held by the valve body and rotatably supports the second rotatable shaft portion, wherein:
the first bearing includes an inner race, which is fixed to the first rotatable shaft portion, and an outer race, which is fixed to the valve body;
the second bearing includes a slidable portion, which is axially slidably fitted to the second rotatable shaft portion, and a fixing portion, which is fixed to the valve body;
a linear expansion coefficient of the throttle valve and a linear expansion coefficient the valve body are set to be larger than a linear expansion coefficient of the valve shaft in the axial direction; and
a first distance, which is measured from the center point to the first location in the axial direction, is set to be larger than a second distance, which is measured from the center point to the second location in the axial direction.

US Pat. No. 10,364,755

EXHAUST CONTROL DEVICE FOR ENGINE

SUZUKI MOTOR CORPORATION,...

1. An exhaust control device for an engine configuring an exhaust system by joining exhaust pipes at a collecting pipe, the exhaust pipes being coupled to a plurality of respective cylinders, at least two types of exhaust valves being configured to perform an exhaust control at different parts in the exhaust system, the exhaust control device for the engine comprising:first exhaust valves mounted to a plurality of communicating pipes connecting predetermined exhaust pipes;
a second exhaust valve mounted to the collecting pipe;
an actuator configured to drive to open and close the second exhaust valve; and
a first exhaust valve lever and a second exhaust valve lever disposed coaxially with the second exhaust valve, the second exhaust valve lever being configured to be actuated synchronously with the second exhaust valve, the first exhaust valve lever being configured to actuate the first exhaust valves,
wherein the actuator is configured to actuate the second exhaust valve lever, and then the second exhaust valve lever is configured to actuate the first exhaust valve lever, and
wherein the first exhaust valves are configured to be driven to open and close corresponding to a high rotation region of the second exhaust valve.

US Pat. No. 10,364,754

SYSTEMS AND METHODS FOR CONTROLLING OVERBOARD BLEED HEAT OF A TURBINE INLET FILTER

General Electric Company,...

1. A power generation system comprising:a filter;
a compressor fluidly coupled to the filter via an inlet of the compressor;
a first valve configured to fluidly couple a first fluid exiting the compressor to an inlet of the filter, wherein the inlet of the compressor is positioned downstream with respect to the filter, wherein the first fluid exits the compressor without mixing with exhaust from a turbine;
a second valve configured to fluidly couple the first fluid exiting the compressor to the inlet of the compressor and to an outlet of the filter;
a processor; and
memory storing instructions configured to cause the processor to:
receive a first set of sensor data indicative of one or more ambient conditions with respect to the power generation system;
determine whether one of the one or more ambient conditions is above a respective threshold; and
send a first signal to the first valve to open when the one of the one or more ambient conditions is below the respective threshold.

US Pat. No. 10,364,753

GEARED GAS TURBINE ENGINE AND A GEARBOX

ROLLS-ROYCE plc, London ...

1. A gas turbine engine comprising a gearbox, the gearbox comprising a sun gear, an annulus gear, a plurality of planet gears and a carrier, the sun gear meshing with the planet gears and the planet gears meshing with the annulus gear, the carrier comprising a primary structure and at least one reinforcing structure, the primary structure comprising a first material and the at least one reinforcing structure comprising a second material, the primary structure comprising a first ring, a second ring spaced axially from the first ring and a plurality of circumferentially spaced axles extending axially between the first ring and the second ring, each planet gear being rotatably mounted on a respective one of the axles, the at least one reinforcing structure being secured to the primary structure, a first reinforcing structure of the at least one reinforcing structure being secured to the first ring, a second reinforcing structure of the at least one reinforcing structure being secured to the second ring, the first reinforcing structure and the second reinforcing structure each comprising an annular member, and the at least one reinforcing structure comprising a reinforced material, the reinforced material being selected from a group consisting essentially of a particulate reinforced material and a fiber reinforced material,wherein the reinforced material is selected from a group consisting essentially of a polymer matrix composite with long reinforcing fibers, a metal matrix composite with long reinforcing fibers and a ceramic matrix composite with long reinforcing fibers,
wherein the first and second rings have a plurality of circumferentially spaced bosses, each axle locating in a corresponding one of the bosses in the first ring and a corresponding one of the bosses in the second ring, and
wherein the long reinforcing fibers are arranged in a star shape, the long reinforcing fibers in the star shape are wound partially around each boss of the first ring.

US Pat. No. 10,364,752

SYSTEM AND METHOD FOR AN INTEGRAL DRIVE ENGINE WITH A FORWARD MAIN GEARBOX

General Electric Company,...

4. A gas turbine engine assembly comprising:a low pressure spool comprising:
a low pressure compressor,
a fan assembly positioned axially forward of said low pressure compressor, and
a gearbox positioned axially forward of said fan assembly;
the gas turbine engine assembly further comprising:
a lubrication system in flow communication with said gearbox, wherein said lubrication system comprises a lubricant scavenge pump and a lubrication supply plump, said lubricant scavenge pump being positioned axially forward of said gearbox; and
a forward frame member positioned axially aft of said low pressure compressor, wherein said lubrication system is configured to direct lubricant to and from said gearbox through said forward frame member, and wherein said lubricant supply pump is positioned aft of said forward frame member.

US Pat. No. 10,364,750

THERMAL MANAGEMENT SYSTEM

General Electric Company,...

1. A gas turbine engine defining a radial direction and comprising:an outer nacelle;
a fan at least partially surrounded by the outer nacelle; and
a turbomachine drivingly coupled to the fan and at least partially surrounded by the outer nacelle, the outer nacelle defining a bypass airflow passage with the turbomachine, the turbomachine comprising
a compressor section defining in part a core air flowpath, the turbomachine further defining a core compartment outward of the core air flowpath along the radial direction;
a heat sink heat exchanger; and
a thermal management duct assembly defining a thermal management duct flowpath extending between an inlet and an outlet and positioned between the core air flowpath and the bypass airflow passage along the radial direction, the outlet selectively in airflow communication with the core compartment, and the heat sink heat exchanger positioned in thermal communication with the thermal management duct flowpath for transferring heat to an airflow through the thermal management duct flowpath during operation.

US Pat. No. 10,364,749

COOLING AIR HEAT EXCHANGER SCOOP

United Technologies Corpo...

1. A gas turbine engine comprising:a fan section comprising a plurality of rotor cascades and a plurality of stator cascades, wherein the fan section defines a fan air stream;
a compressor section downstream of the fan section;
a combustor section downstream of the compressor section;
a first turbine section downstream of the combustor section, the first turbine section being connected to the compressor section;
a second turbine section downstream of the first turbine section, the second turbine section being connected to the fan section, wherein the compressor section, the combustor section, the first turbine section, and the second turbine section define a primary air stream;
a first cooling air scoop receiving a portion of the fan air stream and defining an inlet to a cooling air stream that is positioned upstream of and radially outward from a splitter, wherein the inlet divides the portion of the fan air stream into the cooling air stream and another portion of the fan air stream, the first cooling air scoop subtending only a first sector of a circumference of the gas turbine engine, wherein the first cooling air scoop comprises a leading edge nose that is radially aligned with or radially outward from a midspan of a downstream-most stator cascade of the plurality of stator cascades; and
the splitter positioned between the fan section and the compressor section dividing the another portion of the fan air stream into the primary air stream and a secondary air stream radially outward from the primary air stream;
a heat exchanger comprising:
a hot side that is fluidly connected to the compressor section; and
a cold side that is fluidly connected to the cooling air stream via the first cooling air scoop, wherein the cooling air stream combines with the secondary air stream downstream from the heat exchanger.

US Pat. No. 10,364,747

APPARATUS AND SYSTEM FOR TREATING GASEOUS STREAMS

ExxonMobil Upstream Resea...

1. A system for managing the removing contaminants from gaseous streams, such as an exhaust stream, the system comprising:a combustion system producing an exhaust stream;
a tempering air system comprising:
a housing forming an interior region;
one or more cooling components disposed within the interior region, each of the one or more cooling components configured to:
receive at least a portion of the exhaust stream;
draw a cooling stream based on the at least the portion of the exhaust stream, wherein draw of the cooling stream relies on the Venturi effect and/or Bernoulli's principle based on a velocity of the at least the portion of the exhaust stream;
mix the cooling stream with the at least the portion of the exhaust stream to form a mixed stream, wherein a temperature of the mixed stream is lower than a temperature of the at least the portion of the exhaust stream; and
an exhaust treatment system configured to receive the mixed stream and to remove one or more contaminants from the mixed stream, and further comprising:
one or more sensors configured to measure temperature, wherein one of the one or more sensors is disposed between the one or more cooling components and the exhaust treatment system;
a regulator configured to adjust a volume of cooling stream drawn into one of the one or more cooling components;
a control unit in communication with the one or more sensors and the regulator; wherein the control unit is configured to:
obtain temperature measurements from the one or more sensors:
determine whether the temperature measurements are within a threshold; and
transmit a notification to the regulator to adjust the volume of cooling stream drawn into one of the one or more cooling components.

US Pat. No. 10,364,746

TURBOMACHINERY INLET SCREEN

UNITED TECHNOLOGIES CORPO...

1. A turbomachinery inlet screen, comprising:a first screen including a first edge and a second edge, the first screen comprising an arched cross-sectional shape; and
a second screen including a third edge and a fourth edge, the second screen is planar and comprises a substantially flat cross-sectional shape;
wherein the first edge is secured to the third edge by a first flange and the second edge is secured to the fourth edge by a second flange,
wherein a first portion of the first screen is offset from the second screen; and
wherein at least a second portion of the first screen is disposed adjacent the second screen; and
wherein:
a cavity formed between the first screen and the second screen forms an annular ring with a hemisphere-shaped cross-section, an inner cylindrical surface, and an outer arcuate surface, and
the first screen forms the outer arcuate surface of the annular ring and the second screen forms the inner cylindrical surface of the annular ring.

US Pat. No. 10,364,745

AIR INTAKE ARRANGEMENT

1. An intake for channeling air flowing past a propeller to an inlet of an aircraft engine that drives the propeller with a drive shaft, the intake comprising:a static cowling that extends along an axis and that flares outward at an upstream end of the static cowling;
an intake slot that is formed in the static cowling, the intake slot connecting to a passage of the inlet of the aircraft engine, the intake slot opening over an arc that extends less than 360 degrees of a circumference of the static cowling having an axially rearward edge that blends into the static cowling through a curve having a vertex, wherein the vertex is radially inside a projected extension of the flared portion from an upstream portion of the flared cowling across the intake slot, and
a translating cowl having a stowed position axially aft of the intake slot and a deployed position axially aligned with the intake slot, and
wherein the translating cowl extends circumferentially over a shorter arc than the intake slot.

US Pat. No. 10,364,743

GRID SCALE ENERGY STORAGE SYSTEMS USING REHEATED AIR TURBINE OR GAS TURBINE EXPANDERS

POWERPHASE LLC, Jupiter,...

1. A method of operating a compressed air energy storage system associated with a gas turbine power plant, the compressed air energy storage system having an air storage tank in fluid communication with a multi-stage compressor and a multi-stage air expander, the multi-stage compressor comprising a low pressure compressor having an intercooler associated therewith and a high pressure compressor, the method comprising:operating the compressed air energy storage system in an energy storage mode by:
compressing ambient air in the low pressure compressor, cooling the compressed air using the intercooler, and then compressing the compressed air in the high pressure compressor to generate a first compressed air flow; and
directing the first compressed air flow from the high pressure compressor directly to the air storage tank; and,
operating the compressed air energy storage system in an air injection mode by:
compressing ambient air in the low pressure compressor to generate a second compressed air flow, the second compressed air flow bypassing each of the intercooler and the high pressure compressor;
directing the first compressed air flow from the storage tank, through a first heater and into the multi-stage air expander;
mixing the first compressed air flow downstream of the multi-stage air expander with the second compressed air flow to form an injection air flow; and
injecting the injection air flow into a gas turbine;
wherein, a pressure of the second compressed air flow exiting the low pressure compressor is greater than a pressure of air in a compressor discharge plenum of the gas turbine.

US Pat. No. 10,364,742

CONTROL DEVICE AND CONTROL METHOD FOR VEHICLE DRIVE MECHANISM

Hitachi Automotive System...

1. A control device for a vehicle drive mechanism including a moving body which is movably supported, two stoppers, each of which defines an end of a movability range of the moving body, an actuator which drives the moving body in a moving direction, and a sensor which senses a position of the moving body, the control device comprising:a learning unit that learns an output of the sensor corresponding to a contact state of each of the two stoppers,
wherein the learning unit executes learning for a first stopper of the two stoppers prior to learning for a second stopper of the two stoppers, the first stopper having a higher rigidity than the second stopper,
wherein, while the moving body is brought into contact with the first stopper, an operation variable of the actuator is limited so as not to exceed a first upper limit value,
wherein, while the moving body is brought into contact with the second stopper, the operation variable is limited so as not to exceed a second upper limit value, which is lower than the first upper limit value, and
wherein, while the moving body rebounds off the second stopper and moves toward the first stopper, the operation variable is limited so as not to exceed a third upper limit value, which is lower than the first upper limit value and greater than the second upper limit value.

US Pat. No. 10,364,741

INTERNAL COMBUSTION ENGINE PROVIDED WITH TURBOCHARGER

Honda Motor Co., Ltd., T...

1. An internal combustion engine, comprising:an engine main body;
a structural member disposed around the engine main body;
a bracket including a support plate and a plurality of leg pieces depending from the support plate and connected to the structural member;
a turbocharger including a turbine and a compressor, the turbine being connected to a side of the support plate opposite to the structural member;
an exhaust pipe connected to a central part of the turbine and extending in a direction away from the compressor; and
an engine auxiliary disposed between the structural member and the support plate,
wherein the leg pieces are arranged unevenly to shield heat to provide a higher heat shielding performance on a side of the exhaust pipe than on a side of the compressor with respect to the support plate.

US Pat. No. 10,364,740

FLUID DELIVERY PORT OF AN INTEGRAL CYLINDER HEAD

FORD GLOBAL TECHNOLOGIES,...

1. An engine additive fluid port comprising:a series of material layers arranged as a first oblong hollow member configured to seamlessly surround at least a portion of an exterior surface of an integrated cylinder head's intake port, the member penetrating into a cavity of the intake port via a plurality of nozzles featuring apertures configured to spray a first fluid into the cavity such that the member and the cylinder head form a unitary piece.

US Pat. No. 10,364,738

PRE-CHAMBER IGNITION SYSTEM

Ford Global Technologies,...

1. A system, comprising:a combustion chamber formed by a cylinder capped by a cylinder head;
a pre-chamber formed by the cylinder head, the pre-chamber extending away from the cylinder head and into the cylinder and including a bottom aperture shaped to receive a protrusion of a piston;
the piston disposed within the cylinder, the piston including the protrusion shaped to fit within the pre-chamber; and
a plurality of orifices formed in a sidewall of the pre-chamber positioned above the protrusion.

US Pat. No. 10,364,737

COOLING SYSTEM FOR A VEHICLE

Dr. Ing. h.c. F. Porsche ...

1. A cooling system for a vehicle that has a drive assembly and an exhaust gas turbocharger, comprising:a high temperature cooling circuit including at least one pump, the drive assembly, and the exhaust gas turbocharger, the at least one pump being configured to circulate a high temperature cooling water to the drive assembly and to the exhaust gas turbocharger;
a low temperature cooling circuit including a charge air cooler and at least one low temperature cooler, the at least one low temperature cooler having a low temperature coolant of the low temperature cooling circuit circulating therethough and exchanging heat with air, a low temperature cooling water pump configured to circulate the low temperature cooling water and being positioned between the at least one low temperature cooler and the charge air cooler; and
a coupling line coupling the high temperature cooling circuit and the low temperature cooling circuit, where a first end of the coupling line is connected at the charge air cooler, the coupling line having a nonreturn valve that is opened or closed depending on a pressure ratio between the high temperature cooling circuit and the low temperature cooling circuit;
wherein the high temperature cooling circuit is connected to a cooling water compensation tank that has a venting device so that the high temperature cooling circuit can be vented at the cooling water compensation tank, and the nonreturn valve connecting the low temperature cooling circuit to the high temperature cooling circuit so that the cooling water can be vented into flow through the high temperature cooling circuit and to the cooling water compensation tank for venting through the venting device of the cooling water compensation tank only in defined operating states when the nonreturn valve of the coupling line is open.

US Pat. No. 10,364,735

METHOD FOR ADJUSTING VEHICLE GRILLE SHUTTERS BASED ON VEHICLE SPEED AND DIRECTION OF GRILLE SHUTTER ADJUSTMENT

Ford Global Technologies,...

1. A method for operating movable vehicle grille shutters, comprising:during a first condition when grille shutters are moving in an opening direction to a desired percentage opening, adjusting the grille shutters by increasing a commanded percentage opening of the grille shutters as vehicle speed increases and as the desired percentage opening decreases; and
during a second condition when the grille shutters are moving in a closing direction to a desired percentage closing, adjusting the grille shutters by increasing a commanded percentage closing of the grille shutters as vehicle speed increases and as the desired percentage closing decreases.

US Pat. No. 10,364,734

ASSEMBLY FOR AN EXHAUST SYSTEM

1. An assembly for an exhaust system, the assembly comprising:a housing having a jacket;
an insert arranged in an interior of the housing and having at least one exhaust pipe, wherein the jacket has an opening through which the exhaust pipe is connectable to the exhaust system; and
an adapter part that is connected to the exhaust pipe, wherein the adapter part has a contact section that contacts an inner side of the jacket around the opening, and the adapter part and the exhaust pipe are completely arranged in the interior of the housing.

US Pat. No. 10,364,733

INTERNAL COMBUSTION ENGINE

Toyota Jidosha Kabushiki ...

1. An internal combustion engine, comprising:an exhaust channel that includes a manifold channel including a plurality of branch channels that are respectively connected to a plurality of cylinders and a collective portion where exhaust gases flowing through the plurality of branch channels are collected into one, and a common channel arranged on a downstream side of the collective portion; and
a catalytic device that is arranged in the common channel and configured to purify the exhaust gases,
wherein, with respect to a longest cylinder that is a cylinder whose flow channel length from the cylinder to the collective portion is the longest among the plurality of cylinders, the manifold channel includes a first hollow layer that covers a part or a whole of a first channel wall in a first flow channel direction of a corresponding branch channel that is connected to the longest cylinder,
wherein, with respect to a shortest cylinder that is a cylinder whose flow channel length from the cylinder to the collective portion is the shortest among the plurality of cylinders and other than the longest cylinder, the manifold channel does not include a second hollow layer that covers a corresponding branch channel that is connected to the shortest cylinder, and
wherein a wall that forms the first hollow layer is formed integrally and continuously with a same material as the first channel wall, and a plurality of support columns formed at predetermined intervals in the first flow channel direction connect the first channel wall and the wall that forms the first hollow layer.

US Pat. No. 10,364,729

DETERMINING AN AMMONIA MASS FLOW BETWEEN TWO SCR CATALYTIC CONVERTERS

Robert Bosch GmbH, Stutt...

1. A method for determining a mass flow of ammonia between a first SCR catalytic converter and a second SCR catalytic converter, the second SCR catalytic converter disposed downstream of the first SCR catalytic converter in an SCR catalytic converter system (20) in an exhaust system (11), the exhaust system further comprising a reduction agent dosing unit (21) upstream of the first SCR catalytic converter (22), the method comprising:receiving, with an electronic control unit, a first signal from a NOx sensor electrically coupled to the electronic control unit and disposed between the first SCR catalytic converter and the second SCR catalytic converter;
receiving, with the electronic control unit, a second signal from a second NOx sensor electrically coupled to the electronic control unit disposed downstream of the second SCR catalytic converter; and
determining, with the electronic control unit, a mass flow of ammonia between the first SCR catalytic converter and the second SCR catalytic converter.

US Pat. No. 10,364,727

EXHAUST GAS PURIFICATION APPARATUS FOR AN INTERNAL COMBUSTION ENGINE

Toyota Jidosha Kabushiki ...

1. An exhaust gas purification apparatus for an internal combustion engine comprising:an NOx selective catalytic reduction catalyst that is arranged in an exhaust passage of the internal combustion engine and selectively reduces NOx in an exhaust gas by using ammonia as a reducing agent;
an addition valve that is arranged in said exhaust passage at the upstream side of said NOx selective catalytic reduction catalyst and adds an additive agent, which is ammonia or a precursor of ammonia, into the exhaust gas;
a temperature sensor configured to acquire a temperature of said NOx selective catalytic reduction catalyst;
an air fuel ratio sensor configured to acquire an air fuel ratio of the exhaust gas flowing into said NOx selective catalytic reduction catalyst; and
a controller configured to make an amount of the additive agent to be added into the exhaust gas from said addition valve smaller when the air fuel ratio acquired by said air fuel ratio sensor is larger than a predetermined air fuel ratio, than when it is equal to or less than said predetermined air fuel ratio, in cases where the temperature acquired by said temperature sensor is equal to or higher than a predetermined temperature at which ammonia is oxidized.

US Pat. No. 10,364,726

METHOD FOR HEATING AN OPERATING AGENT, AND AN OPERATING AGENT HEATING SYSTEM

Siemens Aktiengesellschaf...

1. A method for heating an operating agent for a rail vehicle, which comprises the steps of:pumping a coolant liquid just by means of a single pump through a coolant circuit of an internal combustion engine in an operating mode of an operating agent heating system;
pumping the coolant liquid by the single pump through a main heating circuit of the operating agent heating system for heating the operating agent in a reservoir in the operating mode;
dividing the main heating circuit into two sub-circuits of a preheating circuit though which the coolant liquid flows in a preheating mode of the operating agent heating system, wherein the coolant liquid heated by a preheating device will be pumped in the two sub-circuits through which the coolant liquid flows, by means of a pump of the preheating device through the two sub-circuits; and
performing a thawing mode with the operating agent heating system, where the coolant liquid heated by the preheating device is pumped by the pump of the preheating device through only a sub-circuit of the two sub-circuits of the preheating circuit which leads through the reservoir.

US Pat. No. 10,364,720

METHODS FOR INSERTING WIRES INTO A GASEOUS EMISSIONS TREATMENT UNIT

ADVANCED TECHNOLOGY EMISS...

1. A method for loading elongate wire lengths into elongate cells of a honeycomb ceramic substrate unit for a gaseous emissions treatment assembly, the method comprising, forming lengths of the wire with generally pointed profile tips, aligning axes of the wire lengths with axes of respective selected ones of the cells, moving the wire lengths so that the tips enter into ends of the respective selected cells, and pushing the wire lengths to desired positions within the respective cells;monitoring a reactive force acting on a wire length as it is inserted into a respective cell and, on the basis of the monitored reactive force, adjusting insertion conditions to limit or reduce the reactive force; and
wherein the monitoring of the reactive force is effected using a sensor mounted near a leading end of a wire length insertion arm or in a drive to the insertion arm.

US Pat. No. 10,364,715

SLIP-TYPE ACTIVE NOISE CONTROL MUFFLER AND METHOD FOR CONTROLLING THE SAME

Hyundai Motor Company, S...

1. A slip-type active noise control muffler reducing exhaust noise of a vehicle, the muffler comprising:at least two guides connected to an inner wall of a housing accommodating exhaust gas in the muffler and formed in a pipe shape in a longitudinal direction of the muffler; and
baffles positioned in a plane shape partitioning the interior of the housing and including an electromagnet on the plane shape to control an interval of the baffles through a movement signal by current applied to the electromagnet according to frequency determined from the exhaust gas,
wherein the interval of the baffles is controlled to produce a wavelength in an opposite direction with the frequency and an amplitude of a pressure wave and the exhaust noise is reduced by controlling a number of wavelengths depending on the frequency,
wherein the at least two guides are installed to penetrate a circumference of the baffles to provide a path of movement of the baffle,
wherein the frequency is determined by considering transmission loss (TL) from a cross-sectional area of the housing, and
wherein the transmission loss (TL) is determined by considering a wave number.

US Pat. No. 10,364,714

DEVICE FOR THE SEPARATION OF OIL DROPLETS AND/OR OIL MIST

Reinz-Dichtungs-GmbH, Ne...

1. A device for the separation of oil droplets and/or oil mist from blow-by gases of a combustion engine with a valve for the control of a gas flow from a pressure side to a suction side of the air-oil separator, where the valve comprises a valve body with at least two or more gas passage openings from the pressure side to the suction side of the valve as well as at least one valve closure for the suction-sided closure of gas passage openings of the valve body,wherein the at least one valve closure comprises resilient two tongues, wherein said tongues are realized in such a way that at least one of the gas passage openings cannot be closed by the resilient tongues, wherein said two tongues either face one another across a longitudinal axis located between two of said gas passage openings of said valve body or extend away from one another from said axis.

US Pat. No. 10,364,713

MOTOR VEHICLE DRIVETRAIN CONTROLLER

GM GLOBAL TECHNOLOGY OPER...

19. A system for controlling a drivetrain of a motor vehicle having a reciprocating engine and a vehicle wheel selectively coupled with the reciprocating engine, wherein the system comprises an electronic control unit configured to:actuate a driven mode of the drivetrain, wherein the vehicle wheel at least partially drives a crankshaft of the reciprocating engine such that a piston operably coupled to the crankshaft repeatedly cycles through a first expansion stroke, a first reduction stroke, a second expansion stroke and a second reduction stroke in an engine cylinder; and
actuate a resistance-reducing mode to reduce the compression work and pump loss of the reciprocating engine including:
opening a valve during the first reduction stroke following the first expansion stroke for at least one cycle of the reciprocating engine to intermittently open the engine cylinder; and
closing the valve through the first expansion stroke and the second reduction stroke for at least one cycle of the reciprocating engine to close the engine cylinder.

US Pat. No. 10,364,712

SYSTEM FOR VARIABLE ACTUATION OF A VALVE OF AN INTERNAL-COMBUSTION ENGINE

C.R.F. Societa Consortile...

1. A system for variable actuation of an engine valve of an internal-combustion engine, comprising:a hydraulic apparatus, including:
a master piston,
a slave piston configured to be driven by said master piston by a volume of fluid set between said master piston and said slave piston, and
a solenoid valve configured for assuming a state in which said volume of fluid is set in communication with an outlet so as to render said slave piston independent from movement of said master piston;
a camshaft designed to drive said master piston in motion, said camshaft has a first cam profile for governing, through said master piston, said engine valve in a four-stroke engine operating mode;
said camshaft or a further camshaft has a second cam profile for governing said valve in a two-stroke engine operating mode;
a control unit configured for controlling said solenoid valve so as to govern said engine valve, within said four-stroke engine operating mode, according to a lift and/or opening and closing times that are variable as a function of one or more parameters indicative of operating conditions of the engine;
a rocker mechanism having:
a first rocker, which is pre-arranged for being actuated by said first cam profile,
a second rocker, which is pre-arranged for being actuated by said second cam profile,
a third rocker connected directly to said master piston to drive it in motion, and
a selector device for connecting selectively said third rocker and said master piston with said first rocker or said second rocker,
in such a way that actuation of the first rocker or the second rocker connected to the master piston via the third rocker determines movement of the master piston under control of the first cam profile or the second cam profile,
said control unit is configured for controlling said selector device so as to govern the engine valve selectively in one or the other of the two-stroke and four-stroke engine operating modes, and said control unit is configured for controlling said solenoid valve to open or close hydraulic connection between said volume of fluid, set between said master piston and said slave piston and said outlet, on the basis of the selected two-stroke or four-stroke engine operating mode, and
wherein said third rocker is associated to a further cam profile having an outer profile corresponding to a base circle of said first and second cam profiles.

US Pat. No. 10,364,709

VARIABLE VALVE MECHANISM, ENGINE, AND AUTOMATIC TWO-WHEELED VEHICLE

SUZUKI MOTOR CORPORATION,...

1. A variable valve mechanism which changes an opening/closing timing of an intake valve or an exhaust valve in response to an engine rotation speed, the variable valve mechanism comprising:a cam sprocket which rotates in response to a rotation of a crank shaft;
a cam shaft which is integrated with any one of intake side and exhaust side cams and is provided to be rotatable relatively to the cam sprocket; and
a link member that engages with the cam sprocket and the cam shaft and transmits a rotation from the cam sprocket to the cam shaft, wherein
the link member is supported by the cam sprocket to be swingable and swings in response to a change in rotation speed of the cam sprocket to rotate the cam shaft relatively to the cam sprocket,
the link member includes:
a swing shaft which is fixed to the cam sprocket;
a weight portion which is disposed to be separated from the swing shaft; and
an engagement portion which engages with an engagement pin provided in the cam shaft and transmits a rotation of the cam sprocket to the cam shaft;
the link member is supported by the cam sprocket to be swingable; and
the weight portion moves outward in a radial direction of the cam sprocket and the engagement portion moves to move the engagement pin in accordance with the rotation of the cam sprocket so that the cam shaft rotates relatively to the cam sprocket;
the engagement portion is formed as a groove having an inner wall surface, and
the groove is provided with a first holding position which receives the engagement pin while the link member does not swing to a predetermined position or more and a second holding position which receives the engagement pin while the link member swings to a predetermined position or more,
a first stopper portion is provided in the inner wall surface disposed at a farther side from the swing shaft in a vicinity of the first holding position, and
the first stopper portion protrudes toward the inner wall surface facing the first stopper portion.

US Pat. No. 10,364,699

CLEANING METHOD FOR JET ENGINE

Aerocore Technologies LLC...

1. A method for providing a gas-foamed water soluble liquid cleaning agent to a gas turbine engine installed on an airplane, the gas turbine engine having an inlet and a compressor, comprising:operating a source of a water soluble liquid cleaning agent, a liquid pump, a source of pressurized gas, a turbulent mixing chamber, and a non-atomizing nozzle;
mixing pressurized gas with pressurized liquid in the mixing chamber and creating a supply of foam;
streaming the supply of foam into the inlet or compressor of the installed engine from the non-atomizing nozzle;
rotating all spools of the engine during said streaming;
permitting the innermost spool to come to a stop and maintaining said streaming after the innermost spool has stopped; and
rerotating all spools of the engine after the innermost spool has stopped.

US Pat. No. 10,364,692

EXPANSION MACHINE HAVING A SHAFT SEALING RING AND A VALVE

Robert Bosch GmbH, Stutt...

1. An expansion machine (20) having an output shaft (24) and a shaft sealing ring (25) which interacts with the output shaft, wherein the expansion machine (20) has an inflow region (21) and an outflow region (22), wherein the expansion machine is configured such that compressed working medium flows into the inflow region (21) and expanded working medium flows out of the outflow region (22), and wherein the shaft sealing ring (25) separates a valve space (11) filled with working medium from an ambient space (40), characterized in that a valve (10) is arranged in the expansion machine (20) and the pressure in the valve space (11) is controlled by the valve (10).

US Pat. No. 10,364,687

FAN CONTAINING FAN BLADES WITH A U-SHAPED SLOT HAVING A DECREASED LENGTH PLANAR SECTION

ROLLS-ROYCE plc, London ...

1. A fan for a gas turbine engine comprising:a hub defining a plurality of grooves and a plurality of keys, one of the plurality of keys respectively disposed in each of the plurality of grooves;
an annular array of fan blades, each fan blade including a blade root, each blade root being receivably mounted in a corresponding groove of the plurality of grooves so as to be radially retained therein and fitted to a corresponding key of the plurality of keys;
each blade root having a bottom surface defining a generally U-shaped slot, the U-shaped slot extending along the bottom surface from a pressure side to a suction side of each blade root and opening out at the pressure side and the suction side of each blade root;
each key of the plurality of keys is formed in a U-shape so as to be at least partially fitted respectively in each generally U-shaped slot when the blade root is receivably mounted in the corresponding groove of the hub; and
each U-shaped slot being formed from a plurality of planar sections and a plurality of curved sections defined in the blade root, the plurality of planar sections including a first planar section, a second planar section and a third planar section, the second planar section being positioned at a deepest portion of each U-shaped slot intermediate the first planar section and the third planar section, and when each U-shaped slot is viewed in cross section along a length of each blade root in a chordwise direction of each blade root, each first planar section, second planar section and third planar section has a cross-sectional peripheral dimension being a length in the chordwise direction or a height generally perpendicular to the chordwise direction,
wherein, for each generally U-shaped slot, at least one of:
(i) the cross-sectional peripheral length in the chordwise direction of the second planar section is less than at least one of the cross-sectional peripheral height of the first planar section or the cross-sectional peripheral height of the third planar section, or
(ii) the plurality of curved sections each have a respective cross-sectional peripheral dimension having a radius of curvature, and the total cross-sectional peripheral dimension of the radius of curvatures of the plurality of curved sections is greater than the total cross-sectional peripheral dimension of the plurality of planar sections.

US Pat. No. 10,364,684

FASTBACK VORTICOR PIN

General Electric Company,...

1. A structure for disrupting a flow of a fluid, the structure comprising:a first lateral wall and a second lateral wall spaced apart from one another, yet joined, by a floor and a ceiling; and,
a vorticor pin extending incompletely between the first lateral wall and the second lateral wall in a direction parallel to an X-axis, the vorticor pin concurrently rising above and extending away from the floor to a height, in a direction parallel to a Y-axis, to provide a gap between the vorticor pin and the ceiling, the vorticor pin comprising:
a front surface extending incompletely between the first lateral wall and the second lateral wall, the front surface extending above the floor and having an arcuate portion that is transverse with respect to a Z-axis, which is perpendicular to the X-axis and the Y-axis, and having a vertex that extends perpendicular from the floor and parallel to the Y-axis,
a rear surface extending incompletely between the first lateral wall and the second lateral wall, the rear surface extending between the vertex of the front surface and the floor and meeting the floor at a linear line of termination parallel to the X-axis, the rear surface having an inclining section that tapers in height, taken parallel to the Y-axis, in a direction parallel to the Z-axis, and
opposing side surfaces continuous with the front surface and spaced apart from one another and are non-parallel to one another relative to the Z-axis along their full extent, wherein the front surface extends forwardly from the opposing side surfaces along the Z-axis forming the arcuate portion of the front surface, wherein the opposing side surfaces extend perpendicular to the floor and parallel to the Y-axis.

US Pat. No. 10,364,679

GAS TURBINE ENGINE COMPRESSOR ROTOR VAPORIZATION COOLING

UNITED TECHNOLOGIES CORPO...

1. A method of cooling a gas turbine engine rotor assembly, the gas turbine engine rotor assembly comprising a rotor having a disc, the method comprising the steps of:rotating the rotor with a phase change material contained within a cavity in the rotor;
changing a phase of the phase change material at a radially outer chamber of the cavity to cool a radially outer portion of the rotor; and
returning the changed phase of the phase change material to a radially inner chamber of the cavity via a passageway having an axial width that is less than an axial width of either of the inner and outer chambers,
wherein the radially outer chamber, the radially inner chamber, and the passageway are each defined within the disc of the rotor.

US Pat. No. 10,364,674

CUTTING APPARATUS AND METHOD OF OPERATING

SANDVIK INTELLECTUAL PROP...

1. A cutting apparatus suitable for creating tunnels or subterranean roadways and the like comprising:a main frame having generally upward, downward and side facing regions;
at least one arm pivotally mounted via an arm pivot axis aligned in a direction extending transverse including perpendicular to a generally upright direction relative to the upward and downward facing regions to pivot the arm relative to the main frame in an upward and downward direction relative to the upward and downward facing regions;
at least one arm actuator arranged to actuate pivoting movement of the arm relative to the main frame;
a rotatable cutting head mounted at the arm rotatable about a head axis orientated to extend substantially transverse to the arm pivot axis;
a pair of crawler tracks or a set of wheels arranged to provide forward and rearward movement of the cutting apparatus over ground; and
a set of floor engaging members mounted at the main frame, wherein the floor engaging members are extendable to provide a cutting mode of the cutting apparatus, in which the cutting apparatus rests on the floor engaging members, and are retractable to provide a non-cutting mode of the cutting apparatus, in which the cutting apparatus rests on the pair of crawler tracks or set of wheels, the pair of crawler tracks or the set of wheels defining a plane inclined relative to the main frame such that upon changing from the cutting mode to the non-cutting mode the cutting head is raised away from the ground.

US Pat. No. 10,364,672

COMPLETION OPTIMIZATION PROCESS BASED ON ACOUSTIC LOGGING DATA IN THE LATERAL SECTION IN A HORIZONTAL WELL

BAKER HUGHES, A GE COMPAN...

1. A method for performing a perforation cluster operation in a horizontal well for completion of said well, the method comprising:defining a preliminary first location for each of a plurality of perforation clusters based on a geometrical distribution;
conveying a carrier through a borehole into a horizontal section of the borehole, wherein the plurality of perforation clusters are positioned at the respective preliminary first locations;
obtaining acoustic data using one or more acoustic sensors, wherein the acoustic data comprises minimum horizontal stress (Shmin) along the horizontal section of the borehole;
identifying a minimum horizontal stress (Shmin) for each preliminary first location based on the acoustic data;
calculating a differential net pressure for each preliminary first location based on the minimum horizontal stress (Shmin) for each preliminary first location;
adjusting the location of each of the plurality of perforation clusters to a respective second location such that the differential net pressure of the second locations is less than the differential net pressure of the preliminary first locations; and
activating the plurality of perforation clusters at the respective second locations to perform a perforation operation such that fracturing of a formation at the second locations is achieved.

US Pat. No. 10,364,671

DIAMOND TIPPED CONTROL VALVE USED FOR HIGH TEMPERATURE DRILLING APPLICATIONS

BAKER HUGHES, A GE COMPAN...

1. A control valve assembly for a downhole string configured to be at least partially filled with mud, the control valve assembly comprising:a body including a mud flow passage having a mud flow inlet and a mud flow outlet;
a valve seat arranged at one of the mudflow inlet and the mudflow outlet;
a plunger arranged within the body, the plunger abutting the valve seat covering the one of the mudflow inlet and the mudflow outlet, wherein the plunger includes a first end portion, a second end portion and an intermediate portion extending therebetween, the first end portion including a tapered surface, at least one of the first end portion of the plunger and the valve seat is formed from diamond coated material;
a valve carrier supported in the body, the valve carrier extending about and supporting the plunger; and
a solenoid mounted at the body about the plunger, the solenoid being selectively energized to shift the plunger from the valve seat allowing a pulse of mud to flow through the mud flow passage.

US Pat. No. 10,364,670

AZIMUTHALLY ACOUSTIC IMAGING LOGGING WHILE DRILLING (LWD) APPARATUS

INSTITUTE OF GEOLOGY AND ...

1. An azimuthally acoustic imaging logging while drilling (LWD) apparatus, comprising:a drill collar having a first section and a second section,
a low-frequency transmitting transducer, a high-frequency transmitting transducer, and a transmitting integrated circuit unit disposed on the first section of the drill collar;
a receiving transducer and a receiving integrated circuit unit disposed on the second section of the drill collar;
a sound insulator disposed between the first section and the second section;
a trace rod extending through the sound insulator, wherein a first end of the trace rod is connected with the transmitting integrated circuit unit, and a second end of the trace rod is connected with the receiving integrated circuit unit,
wherein, during operation, the low-frequency transmitting transducer and the high-frequency transmitting transducer both operate at their respective transducer resonance points.

US Pat. No. 10,364,669

METHODS OF ACOUSTICALLY COMMUNICATING AND WELLS THAT UTILIZE THE METHODS

ExxonMobil Upstream Resea...

1. A method of determining a major frequency for each of a plurality of received acoustic tones transmitted via a tone transmission medium for use in a wellbore acoustic wireless network, the method comprising:receiving, with a decoding node of an acoustic wireless network and from the tone transmission medium, the plurality of received acoustic tones, each for a tone receipt time;
for each received acoustic tone,
(i) estimating, during the tone receipt time, a plurality of discrete frequency values received at a corresponding plurality of discrete times within the tone receipt time;
(ii) separating the tone receipt time into a plurality of time intervals, wherein each time interval in the plurality of time intervals includes a subset of the plurality of discrete frequency values received during the respective time interval;
(iii) binning each subset of the plurality of discrete frequency values into bins, wherein a number of subsets in each bin in a given time interval is tabulated;
(iv) generating a histogram for each time interval, the plurality of time intervals corresponding to a respective plurality of histograms;
(v) for each histogram in the plurality of histograms, calculating a frequency variation that describes the histogram;
(vi) selecting a subset of histograms from the plurality of histograms based on a threshold frequency variation determined at least in part by a previously-selected histogram; and
(vii) averaging the subset of histograms to determine the major frequency of the received acoustic tone for use in the wellbore acoustic wireless network.

US Pat. No. 10,364,664

DOWNHOLE ACOUSTIC MAPPING

SCHLUMBERGER TECHNOLOGY C...

1. An apparatus comprising:a downhole tool for operation within a wellbore, wherein the downhole tool comprises:
a first transmitter unit located at a first axial location of the downhole tool and operable to transmit a first acoustic signal at a first frequency that is less than 30 kilohertz;
a first receiver unit located at a second axial location axially offset from the first axial location and operable to measure amplitude of the first acoustic signal;
a second receiver unit located at a third axial location axially offset from the first and second axial locations and operable to measure amplitude of the first acoustic signal;
a second transmitter unit comprising a plurality of transmitters azimuthally distributed around a longitudinal axis of the downhole tool at a fourth axial location axially offset from the first, second, and third axial locations, wherein each transmitter of the second transmitter unit is operable to transmit a second acoustic signal at a second frequency that is greater than 50 kilohertz;
a third receiver unit comprising a plurality of receivers azimuthally distributed around the longitudinal axis and located at a fifth axial location axially offset from the first, second, third, and fourth axial locations, wherein each receiver of the third receiver unit is operable to measure amplitude of the second acoustic signal; and
a fourth receiver unit comprising a plurality of receivers azimuthally distributed around the longitudinal axis and located at a sixth axial location axially offset from the first, second, third, fourth, and fifth axial locations, wherein each receiver of the fourth receiver unit is operable to measure amplitude of the second acoustic signal,
wherein the downhole tool further comprises:
a sonde section comprising the first and second transmitter units and the first, second, third, and fourth receiver units; and
first and second cantilevered masses connected with corresponding first and second opposing ends of the sonde section and collectively operable to maintain the sonde section substantially centralized within a non-vertical portion of the wellbore.

US Pat. No. 10,364,663

DOWNHOLE OPERATIONAL MODAL ANALYSIS

BAKER HUGHES, A GE COMPAN...

1. A method for selecting drilling parameters for drilling a borehole penetrating the earth with a drill string, the method comprising:forming a mathematical model of the drill string;
measuring vibration-related amplitudes of the drill string during operation using one or more vibration sensors to provide amplitude measurements;
determining with a downhole processor one or more modal properties of the drill string based on the mathematical model and the amplitude measurements, the one or more modal properties comprising one or more eigenfrequencies of the drill string, the determination being made by including any excitation force as white noise term of the mathematical model of the drill string;
selecting an operational frequency of an excitation device that provides the excitation force to the drill string at a frequency that avoids a selected range of frequencies that bound the one or more eigenfrequencies using the processor; and
drilling the borehole with a drilling rig using the selected frequency.

US Pat. No. 10,364,661

SYSTEM AND A METHOD FOR SEPARATING LIQUID AND GAS FLOWING THROUGH A MULTIPHASE PIPELINE

1. A system for separating liquid and gas flowing through a multiphase pipeline, said system comprising:a riser for connection to a sub-sea pipeline with an above sea-surface process facility, said riser having an upper end and a lower end, said riser being at its lower end configured to receive fluid from said multiphase pipeline and being configured at its upper end to receive gas which is delivered thereto, said riser further comprising a valve for adjusting the flow at which the gas is delivered through the upper end of said riser;
a pipe to be arranged outside or inside the riser, said pipe having an upper part and a lower part with the lower part being connected to or inserted into the riser, thereby creating a liquid flow path between the riser and the pipe, said pipe having a liquid intake configured to receive liquid from a liquid column in said riser during production operations, and said upper end of said pipe being configured to deliver said liquid, said pipe further comprising for a valve adjusting the flow at which said liquid is delivered through the upper end of said pipe;
one or more gauges configured to measure the position of a surface of said liquid column in said riser;
a controller configured to control said valve for adjusting the flow at which the gas is delivered through the upper end of said riser means such that the position of the surface of said liquid column can be adjusted by adjusting the flow at which gas is delivered through the upper end of said riser; and
wherein the one or more gauges include a first pressure gauge configured to measure the pressure at said upper end of said pipe and a second pressure gauge configured to measure the pressure in the liquid flow path between the riser and said pipe at the upper end of said pipe, wherein during production operations the controller is configured to compare the pressures measured by the first pressure gauge and the second pressure gauge to thereby estimate the position of the surface of said liquid column in said riser.

US Pat. No. 10,364,659

METHODS AND DEVICES FOR RESTIMULATING A WELL COMPLETION

ExxonMobil Upstream Resea...

1. A method of stimulating a subterranean formation via a wellbore tubular conduit, the method comprising;a) pressurizing the tubular conduit to a pressure of at least 30 megapascals with stimulant fluid;
wherein the wellbore tubular conduit extends within the subterranean formation and includes at least one selective stimulation port (SSP);
wherein each of the at least one SSP includes:
(i) an SSP body having a conduit-facing region and a formation-facing region;
(ii) an SSP conduit that is defined by the SSP body and extends between the conduit-facing region and the formation-facing region;
(iii) an isolation device extending within the SSP conduit and configured to selectively transition from a closed state, in which the isolation device restricts fluid flow through the SSP conduit, and an open state, in which the isolation device permits fluid flow through the SSP conduit;
(iv) a retention device coupling the isolation device to the SSP body to retain the isolation device in the closed state prior to receipt of a shockwave that has greater than a threshold shockwave intensity; and
(v) a sealing device seat defined by the conduit-facing region of the SSP body;
during the pressurizing, retaining the isolation device in the closed state;
b) generating a shockwave within a wellbore fluid that extends within the tubular conduit;
wherein the generating includes generating within a region of the tubular conduit that is proximal the SSP such that a magnitude of the shockwave, as received by the SSP, is greater than a threshold shockwave intensity, responsive to receipt of the shockwave that has greater than the threshold shockwave intensity, transitioning the isolation device from the closed state to the open state to permit fluid communication, via the SSP conduit, between the tubular conduit and the subterranean formation;
c) responsive to the transitioning, flowing the stimulant fluid via the SSP conduit into a first portion of the subterranean formation for at least a threshold stimulation time to stimulate the portion of the subterranean formation;
d) subsequent to flowing the stimulant fluid, flowing a sealing device into contact with the sealing device seat;
wherein the sealing device includes;
(i) a primary sealing portion configured to seat upon the sealing device seat, at least partially restricting fluid flow through the SSP conduit with the primary sealing portion of the sealing device and
(ii) at least one secondary sealing portion that extends from the primary sealing portion, at least partially restricting fluid flow through a leakage pathway between the primary sealing portion and the sealing device seat;
e) repeating steps a)-d) for another portion of the subterranean formation, using another SSP including another sealing device on another sealing device seat;
f) removing the sealing device and the another device from their respective sealing device seats;
g) producing hydrocarbons through the fluid conduit via the SSP and the another SSP;
h) thereafter sealing each of the SSP's with yet another sealing device;
i) perforating the tubular conduit intermediate the first portion of the subterranean formation and the another portion of the subterranean formation with a perforating gun to create an intermediate perforation in the tubular conduit; and
j) flowing another stimulant fluid into the subterranean formation through the created intermediate perforation to stimulate a portion of the subterranean formation adjacent the intermediate perforation.

US Pat. No. 10,364,655

AUTOMATIC CONTROL OF PRODUCTION AND INJECTION WELLS IN A HYDROCARBON FIELD

Saudi Arabian Oil Company...

17. A method comprising:in a hydrocarbon field comprising a plurality of production wells and a plurality of injection wells operated to produce hydrocarbons from the field:
at a hydrocarbon field level:
receiving, by a hydrocarbon field-level processor, a long-term field-level target and optional long-term well-level production targets for the hydrocarbon field, the long-term field-level target comprising a long-term field-level production target that indicates a quantity of hydrocarbons to be produced from the field through the plurality of production wells and a long-term field-level injection target that indicates a quantity of fluid to be injected into the field through the plurality of injection wells;
determining by the hydrocarbon field-level processor, short-term individual targets for the plurality of production wells and short-term individual fluid injection targets for the plurality of injection wells to achieve the long-term field-level target; and
at an individual well level:
controlling, by at least one individual well-level processor that is independent of the hydrocarbon field-level processor, individual hydrocarbon productions of the plurality of production wells or individual fluid injections of the plurality of injection wells to achieve the long-term field-level target for the hydrocarbon field, wherein controlling individual hydrocarbon productions of the plurality of production wells or individual fluid injections of the plurality of injection wells comprises:
manipulating a valve or an electrical submersible pump (ESP) associated with one of the plurality of production wells, and
manipulating, by an individual well MPC controller, the well-level manipulation variable based on an individual well-level model of the each of the one or more production wells,
wherein the individual well-level model represents an effect of change of the well-level manipulation variable on individual well-level control variables, based on a location of an operating point in an ESP operating envelope.

US Pat. No. 10,364,651

VALVE AND METHOD

BAKER HUGHES, A GE COMPAN...

1. A valve comprising:a housing;
a body having an aperture radially therethrough fluidly connecting a volume radially inwardly of the body with a volume radially outwardly of the body;
a bulkhead sealedly disposed between the body and the housing, the bulkhead having a port therein;
a piston extending through the bulkhead and sealed thereto, the piston having a bias end and a carrier end;
a biasing member connected to the bias end of the piston, the piston exposed at a carrier end to fluid pressure from the volume radially inwardly of the body;
a port closure operably connected to the piston.

US Pat. No. 10,364,648

MULTI-STAGE HYDRAULIC FRACTURING TOOL AND SYSTEM

2054351 ALBERTA LTD, Cal...

1. A system for controllably exposing selected locations along a wellbore to a pressurized fluid, the wellbore including an elongated casing disposed therein, the casing defining an internal borehole extending longitudinally with the wellbore, the casing having one or more ports extending through the casing, the system comprising:an actuation member configured for travelling down the borehole in a longitudinal direction, the actuation member including a wedged portion and a groove formed at least partially circumferentially around an outer surface of the actuation member, the groove having a first length in the longitudinal direction;
a first sliding sleeve member for disposal within the borehole and having an aperture for receiving the actuation member therein, the first sliding sleeve member configured to initially cover one of the one or more ports, and further configured to move downhole in response to force in the longitudinal direction to uncover the port;
one or more inward-facing protrusions connected to the first sliding sleeve member, the protrusions at least initially protruding radially into the aperture, the protrusions having a second length in the longitudinal direction, the second length being less than or equal to the first length, one or both of the protrusions and the groove configured, upon alignment of the protrusions and the groove, to move radially toward the other due to a biasing force so that the protrusions are received within the groove, whereupon the predetermined amount of force is transferred from the actuation member to the sleeve member, and
a release mechanism configured to disengage the actuation member from the sliding sleeve member after uncovering said one of the one or more ports;
wherein one or both of the actuation member and the first sliding sleeve have a deformation region, wherein the deformation region of the first sliding sleeve has the one or more inward facing protrusions; wherein the biasing force is generated by one or both of: resilient radial outward deformation of the deformation region of the first sliding sleeve member, and resilient radial inward deformation of the actuation member, said resilient radial outward and inward deformation occurring in response to action of the wedged portion on the protrusions during downhole motion of the actuation member past the protrusions, and
wherein the release mechanism comprises a wedge-shaped body configured to contact and radially inwardly deform a part of the actuation member upon which the groove is formed, to disengage the groove from the protrusions of the sliding sleeve member which are matingly engaged with the groove, the deformation occurring as the actuation member moves downhole.

US Pat. No. 10,364,646

DIFFERENTIAL PRESSURE SWITCH OPERATED DOWNHOLE FLUID FLOW CONTROL SYSTEM

Floway, Inc., Plano, TX ...

1. A downhole fluid flow control system comprising:a fluid control module having an upstream side and a downstream side, the fluid control module including a main fluid pathway in parallel with a secondary fluid pathway each extending between the upstream and downstream sides;
a valve element disposed within the fluid control module, the valve element operable between an open position wherein fluid flow through the main fluid pathway is allowed and a closed position wherein fluid flow through the main fluid pathway is prevented;
a viscosity discriminator statically disposed within the fluid control module, the viscosity discriminator having a viscosity sensitive channel that forms at least a portion of the secondary fluid pathway; and
a differential pressure switch operable to shift the valve element between the open and closed positions, the differential pressure switch including a first pressure signal from the upstream side, a second pressure signal from the downstream side and a third pressure signal from the secondary fluid pathway, the first and second pressure signals biasing the valve element toward the open position, the third pressure signal biasing the valve element toward the closed position;
wherein, a magnitude of the third pressure signal is dependent upon the viscosity of a fluid flowing through the secondary fluid pathway; and
wherein, the differential pressure switch is operated responsive to changes in the viscosity of the fluid, thereby controlling fluid flow through the main fluid pathway.

US Pat. No. 10,364,645

FLOW CONTROL SYSTEM WITH INTERCHANGEABLE ACTUATORS

Cameron International Cor...

1. A system, comprising:a flow control system configured to couple to a wellhead system, wherein the flow control system comprises:
a flow control device comprising a housing, with a first flow path fluidly coupled to a second flow path through the housing from an inlet to an outlet, wherein the second flow path is angled with respect to the first flow path;
a flow control element comprising a threaded shaft configured to selectively couple to a manual actuator or a powered actuator, wherein the threaded shaft is configured to rotate along threads to move the flow control element between opened and closed positions, wherein the flow control element is substantially parallel with the first flow path and configured to control a flow of fluid through the housing by moving axially in and out of the first flow path; and
an actuator mounting assembly coupled to the flow control device, wherein the actuator mounting assembly is configured to selectively mount one of the manual actuator and the powered actuator to actuate the flow control element, wherein the actuator mounting assembly comprises a bonnet, a bonnet nut assembly coupling a first end portion of the bonnet to the housing, and an actuator retention assembly coupled to a second end portion of the bonnet, wherein the threaded shaft is configured to be threaded to the bonnet along a shaft bore of the bonnet such that the threaded shaft extends axially through the bonnet, the bonnet nut assembly, and the actuator retention assembly, wherein the actuator retention assembly and the bonnet are configured to selectively capture a mounting bracket of the powered actuator axially between axially opposing surfaces of the actuator retention assembly and the bonnet, wherein the bonnet nut assembly comprises internal threads configured to mate with external threads of the housing to secure the bonnet to the housing via interaction of an internal surface of the bonnet nut assembly and an external surface of a flange of the bonnet, and wherein the bonnet nut assembly comprises a lock screw selectively movable through an aperture of the bonnet against the threaded shaft to block movement of the flow control element during a change between the manual actuator and the powered actuator, wherein the aperture of the bonnet is crosswise to the shaft bore of the bonnet.

US Pat. No. 10,364,644

STAGE CEMENTING TOOL

Saudi Arabian Oil Company...

1. A system for use with operations in a wellbore comprising:a cementing sleeve having axial ends that selectively attach to tubulars;
a stationary block mounted to an outer surface of the cementing sleeve and that circumscribes a portion of an outer periphery of the cementing sleeve;
a space on the outer periphery of the cementing sleeve that is defined between circumferential ends of the stationary block; and
a sliding block on the outer surface of the cementing sleeve and that is selectively moveable into the space from a location spaced axially away from the space to substantially fill the space and form a seal along the outer periphery of the cementing sleeve.

US Pat. No. 10,364,641

OPEN-HOLE MECHANICAL PACKER WITH EXTERNAL FEED THROUGH AND RACKED PACKING SYSTEM

Baker Hughes, a GE compan...

13. A method comprising:positioning a line within a packer assembly through a cut completely through a packing element of the packer assembly, an interior surface of the packing element being positioned on an exterior of a mandrel;
actuating the packer assembly and isolating a first portion of the wellbore from a second portion of a wellbore, the packer assembly including a first ring, a second ring, and the packing element being positioned between the first ring and the second ring;
communicating through the line within the packer assembly, the line positioned between the interior surface of the packing element and the exterior of the mandrel.

US Pat. No. 10,364,640

PACKER SETTING DURING HIGH FLOW RATE

Weatherford Technology Ho...

1. A packer for setting downhole in tubing subject to downhole flow at a first flow rate in an annulus between the packer and the tubing, the packer comprising:a setting element disposed on the packer toward an uphole end and being activated hydraulically to move in a downhole direction toward a downhole end of the packer;
a slip element disposed on the packer toward the downhole end and being moveable outward toward the tubing in a first stage in response to the movement of the setting element in the downhole direction;
a packing element disposed on the packer between the setting element and the slip element and being at least partially carried by the setting element, the packing element being compressible outward toward the tubing in a second stage, after the first stage, in response to the movement of the setting element in the downhole direction; and
a choke element disposed on the packer at least downhole of the packing element, the choke element being movable outward toward the tubing in response to the movement of the setting element, the choke element being configured to restrict the downhole flow in the annulus between the packer and the tubing to a second flow rate less than the first flow rate.

US Pat. No. 10,364,639

APPARATUS FOR SEALING A BORE, A SYSTEM COMPRISING THE APPARATUS AND A METHOD FOR USING APPARATUS

E Holstad Holding AS, So...

1. A sealing apparatus (1) for use in a well pipe (2), the sealing apparatus (1) comprises:a mandrel (44) arranged around a centre axis (22) through the apparatus (1);
a radially movable gripping device (4) arranged around the mandrel (44);
a radially movable packer element (6) arranged around the mandrel (44); and
an axially movable activation device (10) comprising an activator (24) rotatable around the centre axis (22), wherein the activator (24) is in threaded engagement with the mandrel (44) so that rotation of the activator (24) in a first direction provides axial movement of the mandrel (44) in a first direction, and also that a rotation of the activator (24) in a second direction opposite the first direction provides axial movement of the mandrel (44) in a second direction opposite the first direction; and
a radially movable centralizer (8) arranged around the mandrel (44) for centring the apparatus (1);
wherein the activation device (10) is operatively connected to the gripping device (4), the packer element (6) and the centralizer (8) for their respective activation and radial movement between retracted, passive positions and expanded, active positions relative to the centre axis (22) when the activator (24) is rotated in the first direction, and also for deactivation and radial movement of the gripping device (4), the packer element (6) and the centralizer (8) between the expanded, active positions and retracted, passive positions relative to the centre axis (22) when the activator (24) is rotated in the second direction.

US Pat. No. 10,364,638

ANNULAR BARRIER

Welltec Oilfield Solution...

5. An annular barrier to be expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole, comprising:a tubular part for mounting as part of the well tubular structure,
an expandable sleeve of metallic material surrounding the tubular part and having an inner face facing the tubular part, each end of the expandable sleeve being connected with a connection part which is connected with the tubular part,
a space between the inner face of the sleeve and the tubular part configured to contain pressurized fluid or cement to expand the expandable sleeve under an expansion pressure, and
an element configured and arranged to be a first section of the sleeve having an increased thickness in relation to a second section of the sleeve when seen in cross-section along a longitudinal extension of the sleeve, causing the section having the increased thickness to be expanded less than another section during expansion of the sleeve, thereby increasing the collapse rating of the sleeve without materially affecting expansion properties of the sleeve.

US Pat. No. 10,364,636

SWELLABLE CASING ANCHOR

TAM INTERNATIONAL, INC., ...

1. A method for anchoring a casing string within a wellbore, the method comprising:providing the casing string, the casing string being generally tubular, the casing string having a central axis and an exterior surface, the casing string being made up of a plurality of casing tubulars;
coupling a swellable elastomeric material on at least a portion of the exterior surface of the casing string; the swellable elastomeric material formed as individual swellable packer elements positioned on at least some of the casing tubulars coupled to the swellable elastomeric material, each swellable packer element coupled to the outer surface of a casing tubular, each casing tubular having a swellable packer element coupled thereto defining a swellable casing tubular, and each casing tubular not having a swellable packer element coupled thereto defining a bare casing tubular, wherein at least one swellable packer element includes a plurality of grooves formed in an outer surface of the swellable packer element, the plurality of grooves arranged longitudinally along the swellable packer element and parallel to the central axis;
positioning the casing string within a wellbore such that a density of swellable casing tubulars is higher at an end of the casing string than the density of swellable casing tubulars at the middle of the casing string or the density of swellable casing tubulars is higher at the middle of the casing string than the density of swellable casing tubulars at the end of the casing string;
exposing the swellable elastomeric material to a swelling fluid; and
sealing the swellable elastomeric material to the wellbore.

US Pat. No. 10,364,635

ADJUSTABLE ISOLATION SLEEVE

Cameron International Cor...

1. A system for coupling to well equipment, comprising:a connector to couple to the well equipment, the connector comprising an internal bore; and
an isolation sleeve positioned at least partially within the internal bore of the connector and comprising a seal, the isolation sleeve and the seal axially movable together with respect to the internal bore of the connector so as to be positionable to extend into and engage the well equipment;
a nut coupled to the connector to secure the isolation sleeve within the internal bore of the connector; and
an outer sleeve sub positioned at least partially within the internal bore of the connector with the isolation sleeve positioned at least partially within the outer sleeve sub, the isolation sleeve axially movable with respect to the outer sleeve sub;
wherein the isolation sleeve and the nut are engaged with each other such that rotation of the nut with respect to the isolation sleeve moves the isolation sleeve and the seal axially with respect to the internal bore of the connector; and
wherein the nut is coupled to the outer sleeve sub and capable of securing the isolation sleeve within the outer sleeve sub.

US Pat. No. 10,364,632

DOWNHOLE ASSEMBLY INCLUDING DEGRADABLE-ON-DEMAND MATERIAL AND METHOD TO DEGRADE DOWNHOLE TOOL

BAKER HUGHES, A GE COMPAN...

1. A downhole assembly arranged within a borehole, the downhole assembly comprising:a downhole tool including a degradable-on-demand material, the degradable-on-demand material including:
a matrix material; and,
an energetic material configured to generate energy upon activation to facilitate the degradation of the downhole tool; and,
a triggering system including:
an electrical circuit;
an igniter in the electrical circuit arranged to ignite the energetic material;
a sensor configured to sense a target event or parameter within the borehole; and,
a control unit arranged to receive sensed signals from the sensor and to deliver a start signal to the electrical circuit in response to the sensed signals indicating an occurrence of the target event or parameter;
wherein, after the start signal is delivered from the control unit, the electrical circuit is closed and the igniter is initiated.

US Pat. No. 10,364,631

DOWNHOLE ASSEMBLY INCLUDING DEGRADABLE-ON-DEMAND MATERIAL AND METHOD TO DEGRADE DOWNHOLE TOOL

BAKER HUGHES, A GE COMPAN...

1. A downhole assembly comprising:a downhole tool including a degradable-on-demand material, the degradable-on-demand material including:
a matrix material; and,
an energetic material configured to generate energy upon activation to facilitate the degradation of the downhole tool; and,
a triggering system including:
an electrical circuit having an open condition and a closed condition, the electrical circuit configured to be in the closed condition after movement of an object downhole that engages directly or indirectly with the triggering system; and,
an igniter within the electrical circuit, the igniter arranged to ignite the downhole tool in the closed condition of the electrical circuit;
wherein, in the open condition of the electrical circuit the igniter is inactive, and in the closed condition of the electrical circuit the igniter is activated.

US Pat. No. 10,364,630

DOWNHOLE ASSEMBLY INCLUDING DEGRADABLE-ON-DEMAND MATERIAL AND METHOD TO DEGRADE DOWNHOLE TOOL

BAKER HUGHES, A GE COMPAN...

21. A frac plug comprising:at least one component formed of a degradable-on-demand material including:
a matrix material; and,
an energetic material configured to generate energy upon activation to facilitate the degradation of the at least one component; and,
a triggering system including an igniter arranged to ignite the energetic material, and an electrical circuit, wherein in an open condition of the circuit the igniter is not activated, and in a closed condition of the circuit the igniter is activated.

US Pat. No. 10,364,629

DOWNHOLE COMPONENT HAVING DISSOLVABLE COMPONENTS

SCHLUMBERGER TECHNOLOGY C...

6. A method comprising:deploying a segmented seat assembly comprising a first set of dissolvable segments axially displaceable from a second set of dissolvable segments downhole in a well,
the segmented assembly being deployed in a radially contracted state in which the segments are radially contracted; and
transitioning the first and second sets of dissolvable segments from the radially contracted state to an expanded state in which the segments are radially expanded and longitudinally contracted downhole while in the well,
wherein a non-dissolvable component is attached to at least one of the segments.

US Pat. No. 10,364,626

COMPOSITE FRACTURE PLUG AND ASSOCIATED METHODS

Weatherford Technology Ho...

25. A method of plugging a wellbore tubular, comprising:deploying a plug to a point in the wellbore tubular with a deployment tool temporarily holding a setting element on the plug in a retracted condition on the plug;
releasing the plug and the setting element from the deployment tool in the wellbore tubular;
at least temporarily supporting the plug at the point in the wellbore tubular by the released setting element in an extended condition on the deployed plug engaging the wellbore tubular;
engaging a downhole-facing shoulder of the extended setting element in a downhole direction against an uphole-facing shoulder near the point in the wellbore tubular; and
compressing a packing element on the plug against the engaged setting element by moving the plug in the downhole direction.

US Pat. No. 10,364,624

APPARATUS FOR SWITCHING OFF AND DEVIATING A CIRCULATING LIQUID FLOW WITHOUT WATER HAMMERING

Schlumberger Technology C...

5. A method for applying or removing one or more drilling rods in a drilling system, the method comprising:providing an apparatus having an apparatus body comprising:
an inlet channel that is split into two outlet channels in which respective flow valves are arranged, wherein the two outlet channels are coupled to respective pressure measuring chambers;
a discharging channel coupled to the two outlet channels through respective discharging valves; and
a balancing valve communicating two middle zones respectively formed in the outlet channels;
radially connecting a hydraulic clamping unit to a valve assembly;
opening and pressurizing a radial channel through the balancing valve of the apparatus;
closing the balancing valve of the apparatus and opening at least one flow valve of the apparatus;
switching off the flow in an axial direction and releasing the pressure;
disconnecting a drilling battery or assembly while inserting or withdrawing a drilling rod string;
reconnecting the drilling battery or assembly and pressurizing by the balancing valve of the apparatus;
closing the balancing valve of the apparatus and opening at least one flow valve of the apparatus in an axial direction;
closing and releasing pressure in the valve assembly radial direction; and
resuming a withdrawing or drilling operations.

US Pat. No. 10,364,622

MANIFOLD ASSEMBLY FOR A MINERAL EXTRACTION SYSTEM

Cameron International Cor...

1. A system, comprising:a distribution manifold, wherein the distribution manifold couples directly to a bleed line;
a manifold assembly coupled to the distribution manifold, the manifold assembly comprising:
a first drilling fluid flow path configured to enable operation of a first drilling technique for a mineral extraction system, wherein the first drilling fluid flow path comprises a first inlet and a plurality of first outlets, and wherein the first inlet couples directly to a choke line of a wellbore and wherein the plurality of first outlets are fluidly coupled to a mud gas separator, a flare, a shaker or a combination thereof; and
a second drilling fluid flow path configured to enable operation of a second drilling technique for the mineral extraction system, different from the first drilling technique, wherein the second drilling fluid flow path comprises a second inlet and a second outlet, wherein the first drilling fluid flow path and the second drilling fluid flow path are different from one another, and wherein the second inlet fluidly couples to the distribution manifold, and wherein the second outlet is fluidly coupled to a flow meter.

US Pat. No. 10,364,619

INTEGRAL ELECTRICALLY ISOLATED CENTRALIZER AND SWELL PACKER SYSTEM

1. A field created integral electrically isolated centralizer and swell packer system as an integral assembly comprising:(i) a wellbore base tubular having a box end and a pin end;
(ii) a first end ring with a first end ring inner diameter smaller than a box end inner diameter, the first end ring mounted adjacent the box end around the wellbore base tubular;
(iii) a swell packer portion comprising:
(1) a first primer disposed on the wellbore base tubular adjacent the first end ring;
(2) a swell packer cured resin formed from a liquid phase injectable material disposed on the first primer; and
(3) a tubular swellable material disposed on the cured resin, the tubular swellable material having a swellable material inner diameter less than the first end ring inner diameter, the tubular swellable material selected to expand on exposure to at least one triggering fluid used in the wellbore forming a seal in the wellbore upon expansion; the tubular swellable material mounted to the first end ring over the first primer;
(iv) a second primer disposed on the wellbore base tubular as part of the swell packer portion;
(v) a second end ring disposed on the second primer and around the wellbore base tubular securing to the swell packer portion opposite the first end ring, wherein the first and second end rings inhibit axial movement of the swell packer portion on the wellbore base tubular;
(vi) an electrically isolating centralizer portion mounted over the wellbore base tubular, the electrically isolated centralizer portion configured to centralize the wellbore base tubular in a production liner in a wellbore, the electrically isolated centralizer portion comprising:
(1) a hollow tube with fill port and at least one exit port having an outer surface;
(2) a plurality of blades extending from the outer surface, each blade positioned over a thru-hole;
(3) a centralizer portion cured resin bonded to the wellbore base tubular filling all hollow spaces integrally forming a high strength bond between the wellbore base tubular and the hollow tube, while excluding the first and second end rings, the cured resin configured to cure to a hardness of at least 50 shore A and withstand temperatures and pressures within a wellbore for at least twenty-four hours without melting, the formed integral electrically isolated centralizer and swell packer system specifically excluding a sand screen in the field created integral formed system.

US Pat. No. 10,364,616

ANCHOR SPOOL

1. A wellhead structural system comprising:(a) a wellhead stack extending upward from a land or subsea surface and having a central passage;
(b) an anchor assembly including a spool body with a central bore, (i) the spool body being positioned along the wellhead stack such that the central bore forms part of the central passage of the wellhead stack, and (ii) the spool body having a height that is greater than a diameter of the central bore;
(c) a plurality of support beams attached to the anchor assembly and extending outwardly therefrom in a substantially radial direction from the wellhead stack central passage;
(d) each support beam having (i) an upper guide member extending upward to attach to a structure above the anchor assembly, and (ii) a flexible lower guide member extending downward to attach to a well structure below the anchor assembly.

US Pat. No. 10,364,613

POLYCRYSTALLINE DIAMOND COMPACT INCLUDING A NON-UNIFORMLY LEACHED POLYCRYSTALLINE DIAMOND TABLE AND APPLICATIONS THEREFOR

US SYNTHETIC CORPORATION,...

1. A method of fabricating a leached polycrystalline diamond compact, the method comprising:providing a polycrystalline diamond compact including:
a substrate; and
a polycrystalline diamond table bonded to the substrate, the polycrystalline diamond table defining an upper surface, at least one peripheral surface, and a chamfer extending between the upper surface and the at least one peripheral surface, the polycrystalline diamond table including a plurality of bonded diamond grains defining a plurality of interstitial regions, the polycrystalline diamond table further including a metallic constituent disposed interstitially between at least some of the plurality of bonded diamond grains thereof; and
leaching a region of the polycrystalline diamond table to deplete the region of the metallic constituent to form a leached region;
wherein the leached region includes:
a first portion having a first leach depth, the first portion adjacent to at least part of the chamfer; and
a second portion having a second leach depth that is different than the first leach depth, the second portion extending along and adjacent to at least part of the at least one peripheral surface.

US Pat. No. 10,364,608

ROTARY STEERABLE SYSTEM HAVING MULTIPLE INDEPENDENT ACTUATORS

Weatherford Technology Ho...

26. A drilling method, comprising:advancing a borehole with a drill bit on a drilling assembly coupled to a drillstring by transferring rotation of the drilling assembly to the drill bit;
independently operating actuators disposed to rotate with the drilling assembly, each of the actuators associated with one of a plurality of directors, each of the actuators having an associated one of a plurality of valves in fluid communication with flow through the drilling assembly, each of the associated valves comprising a valve member rotatable relative to an inlet port and an outlet port;
controlling at least some of the flow through the drilling assembly using the independently operated actuators by rotating the valve member of each of one or more of the independently operable actuators between first and second conditions relative to the inlet port and the outlet port, directing the controlled flow at the inlet port to the associated director with the each valve member in the first condition to extend the associated director toward an extended condition, and venting the controlled flow from the associated director to the outlet port with the each valve member in the second condition to at least permit the associated director to retract toward a retracted condition;
independently moving the associated directors disposed to rotate with the drilling assembly between the extended and retracted conditions using the controlled flow; and
deviating the advancing borehole with the drilling assembly using the independently moved directors.

US Pat. No. 10,364,604

DEVICE AND METHOD FOR THE MOVEMENT AND MUTUAL ASSEMBLY OF SEGMENTS OF AN EXCAVATION BATTERY, FOR EXAMPLE AUGER OR ROD SEGMENTS

SOILMEC S.P.A, Cesena (F...

1. A device for the movement and mutual assembly of segments of an excavation battery, and for connecting said battery to a digging machine, said device comprising:an upper joint integrally connectable to a driving tube or to a rotary head of said digging machine;
a lower joint integrally connectable to one of said segments of said excavation battery to be made up,
said lower joint having an inner passing duct comprising an intermediate portion having a necking with a reduced diameter with respect to the remaining portions of said inner passing duct;
a flexible element that connects said upper joint with said lower joint,
said flexible element being constrained on an upper end to said upper joint and connected on a lower end to said lower joint so that said lower joint slides along said flexible element between
a disengaged extended position, in which said upper and said lower joints are separated, and
an engaged contracted position, in which said upper and said lower joints are adjacent to and engaged with one another to transfer torque and axial forces from said driving tube to said excavation battery being formed; and
a stop element that limits the sliding of said lower joint away from said upper joint along said flexible element,
said stop element comprising a ballast constrained to the lower end of said flexible element, and having a diameter less than a diameter of an inner duct of said one of said segments of said excavation battery to slide inside said one of said segments of said excavation battery,
said ballast being positioned below said necking of said lower joint and having a diameter greater than said necking,
wherein in said engaged contracted condition said stop element is at a height lower than said lower joint.

US Pat. No. 10,364,599

REFRIGERATOR

LG Electronics Inc., Seo...

1. A refrigerator comprising:a cabinet defining a storage compartment;
a refrigerator door configured to open and close the storage compartment;
a hinge assembly configured to couple the refrigerator door to the cabinet; and
a door opening device provided at the cabinet and configured to rotate the refrigerator door about the hinge assembly, the door opening device including:
a frame, and
a pushing member slidably provided at the frame and configured to protrude from the frame toward the hinge assembly to thereby open the refrigerator door,
wherein the pushing member is configured to push the hinge assembly, the pushing member including:
a first body that extends toward a front of the frame,
a connection body that extends from the first body toward the front of the frame and in a width direction of the frame and that is inclined with respect to the width direction by a predetermined angle relative to the first body, and
a second body that extends from the connection body toward the front of the frame, and
wherein the second body is configured to protrude outward from a center portion of the frame in the width direction to thereby open the refrigerator door, and the first body is configured, based on the second body protruding outward of the frame, to be located entirely within the frame.

US Pat. No. 10,364,598

HINGED DEVICE

Microsoft Technology Lice...

1. A device, comprising:a first portion and a second portion; and,
a determinative hinge assembly that rotatably secures the first and second portions through a range of angles of rotation between a closed orientation and an open orientation, the first portion rotating around a first hinge axis and the second portion rotating around a second hinge axis in accordance with sub-sets of the range of angles, the determinative hinge assembly comprising:
a rotation-determining sub-assembly secured to the first portion and the second portion that controls whether the rotation occurs around the first hinge axis or the second hinge axis depending on a current sub-set of the range of angles, and
an angle-specific portion-spacing sub-assembly secured to the first portion and the second portion that forces the first and second portions apart from one another in accordance with particular angles of the rotation.

US Pat. No. 10,364,596

LEVER DEVICE FOR VEHICLE DOOR HANDLE

Hyundai Motor Company, S...

1. A lever device for a vehicle door handle connecting a door handle to a cable operating a door latch device while being pulled by the door handle, comprising:a handle lever including:
a handle lever shaft rotatably mounted at a door;
a handle connection part mounted at a first side of the handle lever shaft and connected to the door handle; and
a handle body part mounted at a second other side of the handle lever shaft and provided with a coupling groove; and
a link lever including:
a link lever shaft rotatably coupled to a rotation pin and disposed between the handle lever and the door handle; and
a link body part connected to the link lever shaft and selectively rotatable with respect to the rotation pin, wherein a first end of the link body part is selectively inserted into the coupling groove of the handle body part according to rotation of the link body part and a second end thereof is connected to the cable,
wherein tire link body part has an extension part which extends from the link body part to the link lever shaft, and one end of the extension part is connected with the link lever shaft.

US Pat. No. 10,364,595

ACCESS-CONTROL FIXTURE LOCK

Dorel Juvenile Group, Inc...

1. A fixture security system comprisinga fixture lock unit operable to block access to a receptacle in a fixture, the fixture lock unit including a lock and an operative movable lock actuator coupled to the lock, and
a child-resistant access-control unit comprising
mask means for covering a portion of the fixture lock unit to conceal the operative movable lock actuator from a child that is observing the fixture, the mask means is configured to cover a portion of the fixture lock unit without blocking movement of the operative movable lock actuator relative to the fixture to actuate and unlock the lock, and
the mask means is further configured for transmitting an external force applied to an exterior surface of the mask means by a caregiver to the operative movable lock actuator to cause the concealed movable lock actuator to move relative to the fixture to actuate the lock, and
a non-operative decoy lock-actuator button mounted in a visible location on the mask means for movement relative to the mask means from a normal projected position to a temporary depressed position without causing movement of the operative movable lock actuator concealed by the mask means relative to the fixture sufficient to actuate the lock and unlock the fixture lock unit so that the operative movable lock actuator will not move to actuate the lock and unlock the fixture lock unit in response to movement of the decoy lock-actuator button from the normal projected position to the temporary depressed position.

US Pat. No. 10,364,591

POST-EXTRACTING TOOL

1. A post-extracting tool comprising:a first lever, a second lever, a first jaw, a second jaw, a first handle loop, a second handle loop, and a pivot point;
wherein the post-extracting tool comprises a pair of tongs that are used to pull a post from ground;
wherein a first end of the second jaw is placed on top of the distal end of the second lever and oriented to the same angle as the first lever and the first jaw, except in the opposite direction;
wherein the second jaw and the second lever are secured in that position;
wherein the positioning of the second jaw and the second lever is such that from an observation point at a proximal end of the second lever with the obverse face of the second lever resting on a surface and the reverse face of the second lever facing up, the second jaw curves to the left;
wherein the second lever and the second jaw are non co-planar;
wherein the second jaw is located above the second lever in a plane that is parallel to the plane of the second lever.

US Pat. No. 10,364,590

FENCE POST PULLER AND PULLER-DRIVER COMBINATION

1. A T-post puller for a T-post having a T-cross section including a stem and a pair of wings with a plurality of spaced apart studs along a head of the stem, said T-post puller comprising a body with a geometric channel configured such that the T-post puller may be slipped over an end of a T-post, said channel having first and second spaced apart stud engaging protrusions, said stud engaging protrusions configured such that when the body is rotated into stud engaging position one of said pair of wings is wedged against a shoulder of a first of the stud engaging protrusions while the second stud engaging protrusion is positioned below a stud, said T-post puller further having a retractable member engaging the stem of the T-post in stud engaging position.

US Pat. No. 10,364,585

SYSTEM AND METHOD FOR MAINTAINING WATER QUALITY IN LARGE WATER BODIES

CRYSTAL LAGOONS (CURACAO)...

1. A system for maintaining water quality in a large water body comprising water contained in a container having a bottom, the system comprising:a container that contains a water body;
a chemical application system for dosing a flocculant into the water, wherein the chemical application system applies a flocculant to the water in the water body to maintain turbidity of the water below 2 NTU;
a mobile suctioning device capable of moving along the bottom of the container and suctioning a portion of the water containing settled solids at the bottom of the container, wherein the mobile suctioning device is configured to be activated before an increase in color black component of the bottom of the container exceeds 30% on a CMYK scale and wherein the mobile suctioning device comprises suction points distributed along a bottom of the suctioning device constructed to concentrate suctioning power at the suction points and not resuspend more than 30% of the settled solids in an area of the bottom of the container where the mobile suctioning device moves along;
a control system configured and arranged to activate the operation of the suctioning device based on a determination of the color of the bottom of the container;
a filtration system comprising a filtration unit in fluid communication with the mobile suctioning device, wherein the filtration unit receives the portion of water suctioned by the mobile suction device;
a degreasing system, separate from the filtration system, comprising:
(a) a separation unit, including a degreaser and a screen or coarse filter, and
(b) skimmers in fluid communication with the body of water and the separation unit, the skimmers arranged and configured to provide a surface water flow from the water body to the separation unit, andwherein the degreaser is an overflow apparatus for separating oils and greases from the water, the screen or course filter is arranged and configured for retaining large debris, and the degreasing system is capable of maintaining a top-most 1 cm surface water layer as having less than about 20 mg/L greases; andone or more return lines for returning filtered water from the filtration unit and the degreasing system to the water body,
wherein the system is a closed system capable of maintaining water quality suitable for recreational uses.

US Pat. No. 10,364,581

MASONRY CORNER JIG

1. A masonry corner jig comprising:a main elongate body including first and second portions extending from a midpoint, the main elongate body forming a plurality of apertures extending a length of the main elongate body at the midpoint;
first and second leg pegs each being sized and configured for selective attachment to the main elongate body on a respective one of the first and second portions;
first and second L-shaped plates each defining a central leg bracket including a first surface and a second surface; the central leg bracket being sized and configured for selective attachment to the main elongate body; the central leg bracket including a curved plate extending from the second surface, the curved plate forming a hole extending the length of the curved plate;
an adjustable grade stake sized and configured for engaged passage through the hole on each of the curved plates of the respective central leg brackets;
a metal plate defining a base, the base forming a body having a 90-degree cutout section wherein the point of the 90-degree cutout section is aligned with the center of the base; the base forming three holes along a perimeter zone of the base; a tube extending from the base and forming a channel sized for engaged receipt of the adjustable grade stake;
first and second legs each comprising:
a leg hinge having a first end and a second end that is sized and configured for attachment to the leg peg;
a leg rod having a first end and a second end that is sized and configured for attachment to the first end of the leg hinge;
an adjusting rod having a first end and a second end that is sized and configured for attachment to the first end of the leg rod; the adjusting rod having a hole through the center of the adjusting rod;
an adjusting pin that is sized and configured for engaged passage through the hole of the adjusting rod;
a cylinder defining an ankle rod, the ankle rod having a first end and a second end that is sized and configured for attachment to the first end of the adjusting rod; and
a foot plate that is sized and configured for attachment to the first end of the ankle rod.

US Pat. No. 10,364,580

GROUT INSTALLATION APPARATUS

1. A grout installation system including an apparatus having:a grout applying member, for applying grout to spaces between tiles comprised in a tiled area, the grout applying member comprising:
a grout tank having an internal space for storing grout, and
a grout dispensing head having an internal space in communication with the internal space of the grout tank for receiving grout therefrom; and
a grout removal member arranged rearward of the grout applying member, the grout removal member operable to remove grout from an outer surface of the tiles; wherein
the apparatus is operable to adopt a working position in which an outer edge of the grout dispensing head rests against the outer surface of the tiles, and in which the outer edge of the grout dispensing head defines a closed and planar perimeter encircling and delimiting an end opening of the grout dispensing head, the end opening in communication with the internal space of the grout dispensing head for receiving grout from the grout tank and dispensing said grout through the end opening to a portion of the tiled area delimited by the perimeter; wherein
the grout applying member further comprises a piston movable along the internal space of the grout tank and operable to force grout out of the internal space of the grout tank, into the internal space of the grout dispensing head, through the end opening of the grout dispensing head and into spaces between the tiles facing the end opening when said grout dispensing member is actuated.

US Pat. No. 10,364,577

RAPID DEPLOYMENT COMMUNICATION TILE

The United States of Amer...

13. A transmission tile, comprising:a channel comprising a data cable configured to transmit data and a power cable configured to transmit power; and
an outer layer configured to environmentally seal the data cable and the power cable,
where the outer layer is configured to interconnect with an outer layer of a supply tile in a keyed manner;
where outer layer is configured to interconnect with an outer layer of an access tile in a keyed manner,
where when the outer layer of the transmission tile interconnects with the outer layer of the supply tile, the channel proactively operatively couples with a channel of the supply tile, and
where when the outer layer of the transmission tile interconnects with the outer layer of the access tile, the channel proactively operatively couples with a channel of the access tile.

US Pat. No. 10,364,576

ANCHOR

1. An anchor comprising:a spring element sized to receive a portion of a component, the spring element comprising a first region, a second region and a third region, where
the second region comprising a coil spring having a plurality of coils for which adjacent coils are spaced apart, where the coil spring of the second region is coupled to the first region and the third region of the spring element; and
the third region comprises a coil spring having a plurality of coils for which adjacent coils are in contact with one another, where the coil spring of the third region has an external diameter less than an exterior diameter of the coil spring of the second region; and
a spring stop, configured to couple to the component and to contact the first region of the spring element, thereby preventing motion of the spring element along the component in at least a first direction, the spring stop having an exterior cross dimension smaller than the exterior diameter of the coil spring of the second region;
whereby the anchor is configured to couple the component through a hole in a support structure for which a cross dimension of the hole is greater than the exterior cross dimension of the spring stop, greater than the external diameter of the coil spring of the third region and less than the first exterior diameter of the coil spring of the second region, and
where the plurality of coils of the coil spring of the third region are sized to fit within the hole in the support structure to form a grommet when the component is coupled to the support structure via the anchor.

US Pat. No. 10,364,575

ELEVATION-TYPE STAIR STRUCTURE

1. An elevation-type stair structure, comprising:a first stair module, including a plurality of first treads, a first platform, a second platform and a first wall surface, wherein said first wall surface includes a first door and a second door;
a second stair module, disposed at one side of said first stair module and including a plurality of second treads, a third platform, a fourth platform and a second wall surface, wherein said second wall surface includes a third door and a fourth door; and
an elevator module, fastened above said first stair module or said second stair module for enabling said first stair module or said second stair module to be ascended or descended, wherein when said second stair module is descended for being below a location defined at said one side of said first stair module, said first door is aligned with said fourth door; and when said second stair module is ascended for being above a location defined at said one side of said first stair module, said second door is aligned with said third door.

US Pat. No. 10,364,573

LAYOUT STARTER AND FIELD SHINGLE FOR SLOPED ASPHALT ROOFING

1. An asphalt shingle designed to be laid up in courses on a roof comprising:an upper headlap portion, a lower tab portion, vertically spaced apart upper and lower edges, laterally spaced apart right and left edges, and top and bottom surfaces, having a lateral dimension or width and a vertical dimension or height; and
a plurality of parallel, laterally-spaced vertical markings disposed across said top surface;
wherein the lateral dimension of the shingle is greater than the vertical dimension of the shingle,
wherein said bottom surface is configured to be laid up on a roof facing the roof,
wherein said tab portion is configured to be substantially weather-exposed when laid up on a roof and wherein said upper headlap portion is configured to be substantially covered by the tab portion of asphalt shingles in a next-overlying course of asphalt shingles when laid up on a roof; and
wherein, when the shingle is run up a rake of a roof with said upper and lower edges running parallel to the rake with either said upper or lower edge abutting said rake, said vertical markings are configured to act as headlap alignment marks and run perpendicularly to the rake of the roof, defining the positions on which courses of shingles should be abutted, and
wherein, when the shingle is run along an eave of a roof with said upper and lower edges running parallel to the eave, the plurality of parallel, laterally-spaced vertical markings are also configured to act as sidelap alignment marks and run perpendicularly to the eave of the roof, defining the positions on which subsequent courses of shingles should be abutted.

US Pat. No. 10,364,571

LIGHTWEIGHT STRUCTURAL PANEL

1. A structural panel configured for use in building installation comprising:a three-dimensional space frame assembly, wherein the space frame assembly comprises:
at least two longitudinal sides;
at least one lateral side;
a plurality of sinusoidal support members arranged in a lateral direction; and
a plurality of opposing reinforcing elements arranged in a longitudinal direction;
a pair of truss members, wherein one truss member in the pair is attached to each longitudinal side of the space frame assembly;
a pair of stud members, wherein one stud member is attached to each longitudinal side of the space frame assembly and a corresponding said truss member as a bracing system, each stud member comprises a plurality of apertures located along a longitudinal length thereof;
a foam layer which is provided throughout the space frame assembly, truss members, and stud members;
a plurality of first cavities, wherein each first cavity lines up with a corresponding said aperture and extends in the lateral direction from the one stud member to the other stud member; and
a plurality of second cavities, wherein each second cavity extends in the longitudinal direction through a body of the panel;
wherein the structural panel possesses load bearing capacity and the truss members, sinusoidal support members, stud members, and reinforcing elements provide structural integrity and load bearing capacity independent of the foam layer.

US Pat. No. 10,364,569

GUIDE DEVICE FOR RETAINING TIES IN MASONRY WALLS

1. An apparatus for reinforcement of masonry walls, the apparatus comprising:a tie member having an anchor end and a tension end, the tie member disposed in a vertical passageway in a wall of a structure, the vertical passageway comprising the vertical alignment of voids in a plurality of concrete masonry units; and
a bracing member disposed in one of the voids in the plurality of concrete masonry units that form the vertical passageway such that the bracing member retains the tie member in close proximity to the centerline of the vertical passageway, the bracing member disposed at an intermediate location between the anchor end and the tension end, the intermediate location being distal from the anchor end and distal from the tension end, the bracing member comprising a downwardly depending funnel connected to a reservoir such that the funnel is disposed below the reservoir, the funnel configured for receiving the tie member, and the reservoir comprising walls disposed in a rectangular orientation, the reservoir configured for receiving and retaining wet cured-in-place bracing material for curing within the reservoir, the bracing material selected from the group consisting of mortar, grout, self-consolidating grout, cured-in-place foam, epoxy, cement, and concrete;
wherein the tie member is laterally supported by the bracing member, and the tie member is laterally unsupported between the bracing member and the anchor end and between the bracing member and the tension end.

US Pat. No. 10,364,568

FABRICATED BUILDING

1. A fabricated building comprising:a wall structure defining an interior side and an exterior side;
a roof frame supported on the wall structure;
a roof skirt supported by the wall structure and including a skirt tongue with a leading edge located on the exterior side of the wall structure;
a roll up roof supported by the roof frame and including a roof tongue with a leading edge located on the exterior side of the wall structure; and
a roof lock that retains the roll up roof on the wall structure that is formed from the leading edge of the skirt tongue folded with the leading edge of the roof tongue.

US Pat. No. 10,364,567

CONNECTOR FOR FRAMING MATERIAL

1. A connector for framing material comprising:a limiting member having a plate member, the plate member provided with a through aperture, a first stopping plate provided at a side of the plate member and a second stopping plate provided at another side of the plate member, the plate member, the first stopping plate and the second stopping plate forming a containing space, each end of the first stopping plate and the second stopping plate respectively having an engaging portion and a pressing portion, the engaging portion of the first stopping plate facing the pressing portion of the second stopping plate, the pressing portion of the first stopping plate facing the engaging portion of the second stopping plate, the first stopping plate and the second stopping plate respectively further provided with two engaging slots facing the plate member and disposed among the engaging portion and the pressing portion;
a connecting member having a through hole; and
a first screw having a hexagon portion at an end, the first screw placed through the through aperture of the limiting member and the through hole of the connecting member, an end of the first screw passing through the through hole of the connecting member and screwed with a nut, the hexagon portion of the first screw limited between the first stopping plate and the second stopping plate, the containing space allowing the hexagon portion and the limiting member to rotate synchronously;
wherein the connecting member has a bottom plate and two opposing sidewalls, the two sidewalls perpendicularly connected with the bottom plate, the through hole disposed in the bottom plate, and both of the sidewalls are respectively provided with an elongate slot correspondingly engaged with a second screw and second nut.

US Pat. No. 10,364,566

SELF-LOCKING METAL FRAMING CONNECTIONS USING PUNCHED OUT TABS, LEDGES AND NOTCHES

1. A receiver support element used in connecting metal framing components, said receiver support element comprising:a substantially planar web having a first edge and a second edge opposite said first edge, said planar web defining a plane;
a first flange and a second flange defining web flanges, said second flange being substantially parallel to said first flange, said first flange extending from said first edge in a direction substantially normal to said plane and said second flange extending from said second edge in a direction substantially normal to said plane, said first flange having a first end distal with respect to said web and said second flange having a first end distal with respect to said web; a third flange and a fourth flange being receiver flanges, said fourth flange being substantially parallel to said third flange and to said first flange and to said second flange, said third flange being attached to said first end of said first flange and said fourth flange being attached to said first end of said second flange, said third flange and said fourth flange extending in a direction of said plane and terminating in a respective first distal end and a second distal end, said third flange and said fourth flange each having a portion proximate said respective first distal end of said third flange and said second distal end of said fourth flange extending away from said respective first flange and said second flange;
said first flange and said second flange defining a web flange gap, said first flange and said third flange defining a first receiver gap, said second flange and said fourth flange defining a second receiver gap; said third flange and said fourth flange each having at least one resilient tab, said resilient tab of said third flange extending toward said first end of said first flange and having a distal end terminating within said first receiver gap, and said resilient tab of said fourth flange extending toward said first end of said second flange and having a distal end terminating within said second receiver gap.

US Pat. No. 10,364,565

SUB-FLOOR BRACE FOR ABATING SQUEAKING FLOORS

1. A structural element comprising:a first support, a second support, and a fastener;
wherein the fastener attaches the first support to the second support;
wherein the structural element is configured for use with a supported flooring;
wherein the supported flooring is further defined with joists and a flooring;
wherein the supported flooring is further defined with a floor side and a ceiling side;
wherein the structural element is configured to support the supported flooring from the ceiling side of the supported flooring;
wherein the supported flooring refers to a horizontal surface upon which the structural element is placed in use;
wherein in use the horizontal surface receives the load from the supported flooring that is being distributed through the structural element;
wherein the structural element is a telescopic structure;
wherein the first support comprises a first stanchion and a first cantilever;
wherein the first cantilever attaches to the first stanchion;
wherein the first stanchion is further defined with a first end, a second end, and a first center axis;
wherein the first cantilever is further defined with a third end, a fourth end, a second center axis, and an inner dimension;
wherein the first stanchion is a hollow square metal perforated tube;
wherein the first cantilever is a hollow square metal perforated tube;
wherein the first cantilever is formed from the same tube stock as the first stanchion;
wherein the second support comprises a second stanchion and a second cantilever;
wherein the second cantilever attaches to the first cantilever;
wherein the second stanchion is further defined with a fifth end, a sixth end, and a third center axis;
wherein the second cantilever is further defined with a seventh end, an eighth end, a fourth center axis, and an outer dimension;
wherein the second stanchion is a hollow square metal perforated tube;
wherein the dimensions of the second stanchion are identical to the dimensions of the first stanchion;
wherein the second cantilever is a hollow square metal perforated tube;
wherein the tube stock of the second cantilever is selected such that the outer dimension of the second cantilever is lesser than the inner dimension of the first cantilever such that the second cantilever can be inserted into the first cantilever;
wherein the fastener is a mechanical detent;
wherein the third end of the first cantilever attaches to the second end of the first stanchion such that the second center axis intersects perpendicularly with the first center axis;
wherein the third end of the first cantilever attaches to the second end of the first stanchion such that the face of the first cantilever is flush with the second end of the first stanchion;
wherein the seventh end of the second cantilever attaches to the sixth end of the second stanchion such that the fourth center axis intersects perpendicularly with the third center axis;
wherein the seventh end of the second cantilever attaches to the sixth end of the second stanchion such that the span of the distance between the fourth center axis and the fifth end of the second stanchion is sized such that the fourth center axis and the second center axis are aligned when the first end of the first stanchion and the fifth end of the second stanchion are placed upon the supporting flooring;
wherein this alignment will allow the eighth end of the second cantilever to be inserted into the fourth end of the first cantilever when the structural element is in use.

US Pat. No. 10,364,564

SUPER DRAINAGE SYSTEM AND METHOD FOR FLOOD CONTROL

1. A drainage system configured for controlling flood during extreme weather and comprising a road for traffic during normal weather, said system comprising:a) an open channel having a first bank, a second bank and a riverbed;
b) a reinforced concrete conduit (RCC), said RCC has a bottom slab supported on said riverbed, a first wall for retaining said first bank, a top slab elevated above a predetermined level and a second wall and said RCC further comprising a number of RCC segments, each of said RCC segments having a male end and a number of RCC segments, each of said RCC segments having a male end and a female end;
c) an opening in said RCC for water communication with said open channel; and
wherein said RCC supports said road below the top of said first bank, and said traffic travels on said road along said first bank during normal weather.

US Pat. No. 10,364,563

RUNOFF WATER MANAGEMENT SYSTEM

1. A drywell apparatus for collecting and diverting runoff surface water or waste water, and controlling the flow and direction of subsurface water, comprising:a top having a large diameter, central, top port, opening into a drywell apparatus interior, said top port adapted to receive surface water;
an open bottom;
a cylindrical sidewall interconnecting the drywell top and bottom, said drywell top, bottom and sidewall defining the drywell apparatus interior, said sidewall having an exterior surface and an interior surface, said sidewall having a plurality of rectangular drain-type ports distributed about the sidewall;
a plurality of interior diverters attached to the sidewall interior, within the drywell interior, each interior diverter positioned about one of the plurality of drain-type ports, each interior diverter having a front, rear, open top, bottom, and two opposite, identical sides, said interior diverter front, rear, top, bottom and sides defining a hollow interior diverter interior, wherein the interior diverter rear is divided into two sections, a top section and a lower section, wherein said interior diverter rear top section is flat and extends vertically downward to a horizontal line, wherein the interior diverter rear lower section extends downward from the horizontal line and forward to a beginning of the interior diverter bottom, wherein a plurality of downwardly extending flanges are formed at a junction of the interior diverter rear lower section and the interior diverter bottom, wherein the interior diverter front has a plurality of holding tabs adjacent the interior diverter top and extending from the interior diverter sides toward each other, wherein the remainder of the interior diverter front is open;
wherein the interior diverter front engages one of the plurality of drain-type ports and the interior diverter bottom is seated on a drain-type port horizontal bottom, wherein the interior diverter downwardly extending flanges engage the side wall interior beneath one of the plurality of drain-type ports, wherein the interior diverter holding tabs are attached to the side wall interior above a one of the plurality of drain-type ports;
wherein water from the drywell apparatus interior enters the interior diverter top through the diverter interior, out through the diverter front, through one of the plurality of drywell drain-type ports, laterally dispersing into the surrounding soil, beginning at the top of a drywell, said interior diverter rear and sides preventing backfill soil from intruding into a drywell interior.

US Pat. No. 10,364,561

DRAIN VALVE FOR A FLUSHING CISTERN AND FLUSHING CISTERN HAVING A DRAIN VALVE

1. A drain valve for a sanitary flushing cistern, in particular a flush-mounted flushing cistern, comprising a valve housing and a valve body guided in the valve housing and configured as an overflow pipe having a seal assigned to a valve seat, wherein the valve body is provided with at least one pull tab for lifting the valve body, and one buoyant body, wherein the valve housing at its upper end is provided with a spacer for aligning and fixing the drain valve in the flushing cistern, wherein the pull tab is pivotably connected to the valve body and the spacer has an abutment assigned to the pull tab, which functions as a pivot point for the pull tab, so that the pull tab is movable from an upright position into a folded position and the valve body connected to the pull tab in the folded position of the pull tab is raised vis-à-vis the valve seat.

US Pat. No. 10,364,559

PLUMBING DEVICE

1. A connector comprisingan inlet connector,
a chamber having an open upper chamber and a lower closable chamber, and
an outlet connector formed in a floor of the lower chamber
wherein the inlet connector is supported above the open upper chamber by a plurality of horizontally spaced arms such that a vertical gap is formed between an inlet and the upper chamber, the arms being arranged so that the horizontal spacing between the arms and the vertical gap are sufficient to provide an air break to drain, and wherein the lower chamber is closable by a non-return valve which is arranged to open at a pre-selected pressure.

US Pat. No. 10,364,558

BOTTLE TRAP

1. A bottle trap for washbasin sink, the bottle trap comprising:a main body having an open end and a tapered closed end, the open end adapted to be coupled to a tailpiece pipe from a sink and the tapered closed end has at least one face inclined at a first angle with respect to a longitudinal axis of the main body;
a cylindrical trap element received through the open end and extending axially into the main body up to at least half the length of the main body, the cylindrical trap element dividing the main body into an inner cylindrical portion and an outer cylindrical portion, the inner cylindrical portion and the outer cylindrical portion being fluidically coupled;
an outlet orifice provided on peripheral surface of the main body perpendicularly thereto, the outlet orifice is fluidically coupled to the outer cylindrical portion and is adapted to be coupled to a horizontal drain pipe;
a thread-less coupling provided at the open end and the outlet orifice, for connecting the tailpiece pipe and the drain pipe, respectively, thereto for ensuring a leakproof coupling, said thread-less coupling being based on a connecting seal having a cylindrical body with a circumferential groove on its outer cylindrical surface, and a complementary inward projecting first annular projection on the open end and the outlet orifice, the first annular projection being adapted to engage with the circumferential groove on the respective connecting seal; and
at least one sealable drain orifice provided at the at least one inclined face of the tapered closed end, the drain orifice being fluidically connected to the outer cylindrical portion for enabling draining out of blockage particles therein by opening the drain orifice,wherein the main body is a monolithic block and joint free, andwherein the at least one sealable drain orifice is adapted to be sealed by a removable closure, andwherein during operation liquid from the tailpiece pipe enters into the inner cylinder portion towards the outer cylinder portion for being directed out of the outlet orifice into the drain pipe.