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. 10,364,804

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. 10,364,801

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. 10,364,800

ASSEMBLY SYSTEM AND METHOD FOR ASSEMBLING A TOWER FOR A WIND GENERATOR

SOLETANCHE FREYSSINET, R...

1. A system for assembling a tower for a wind generator consisting of a plurality of blocks, comprising:an internal structure for lifting each one of said blocks, and
an external structure for supporting said lifting structure, the lifting structure able to be moveable in relation to the support structure between a block-gripping position and a block-holding position, the lifting structure comprising a body for gripping each block,
wherein the body for gripping comprises at least one rod able to penetrate into a recess of each block,
wherein said at least one rod can be retracted, said at least one rod extending in a direction perpendicular to the movement of the lifting structure between the block-gripping position and the block-holding position,
wherein said at least one rod is arranged to extend outside the block when the block is disposed inside the lifting structure and the supporting structure, and
wherein the lifting structure comprises:
at least one holding arm, said at least one holding arm comprising:
a longitudinal portion, and
an abutment portion arranged to bear laterally on the block,
said at least one rod and said at least one holding arm constituting the only interfaces between the system and each block.

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. 10,364,791

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. 10,364,790

WAVE ENERGY RECOVERY APPARATUS WITH AN ENERGY TRANSFER ARRANGEMENT

AW-ENERGY OY, Vantaa (FI...

1. Wave energy recovery apparatus with an energy transfer arrangement comprising at least a base, a reciprocating panel, a pivot shaft for the reciprocating panel, a control system, and a driving and power-take-off (PTO) arrangement equipped with an actuating mechanism, and one or more power-take-off (PTO) units to convert kinetic energy of waves or tidal currents to another type of energy, each PTO unit comprising a hydraulic power transmission mechanism having hydraulic cylinders with pistons inside the hydraulic cylinders, which pistons are fastened with their free ends to a common connecting plate that is arranged to move all the pistons simultaneously inwards into the hydraulic cylinders and to draw all the pistons simultaneously outwards from the hydraulic cylinders, and in which arrangement the cylinders are arranged to work in pairs, each pair comprising two similar cylinders and two similar pistons, wherein the arrangement comprises at least two or more pairs of hydraulic cylinders with pistons which all are fastened to the same common connecting plate,wherein the apparatus compromises a closing and sealing mechanism that has been arranged to protect pusher ends of the actuating rod, and if needed the first end of the power transmission mechanism of each PTO unit from the seawater when the PTO units are detached from the actuating mechanism, and or when the apparatus is protected against stormy conditions.

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. 10,364,787

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. 10,364,784

FUEL INJECTOR ARRANGEMENT

1. A fuel injector arrangement for supplying fuel into a cylinder of an internal combustion engine, the fuel injector arrangement comprising a fuel injector and a sealing ring which is arranged around the circumference of the fuel injector, the sealing ring being located between at least or one of:a fuel inlet of the fuel injector located nearest to an injector up of the fuel injector and the injector tip, and
an outlet of the fuel injector located nearest to an injector tip of the fuel injector and the injector tip,
wherein the fuel injector arrangement is adapted to be positioned in art opening of a housing part so that a gap is formed between a portion of the fuel injector around which the sealing ring is arranged and the housing part, and wherein the sealing ring has an asymmetrical cross section with a narrow end extending towards the injector tip and a wider end extending away from the injector tip wherein the wider end has a recess therein creating two legs with a space therebetween, such that an outer leg of the two legs is moveable from an abutment position, the outer leg of the two legs abutting the housing in the abutment position to seal the gap when the fuel injector arrangement is positioned in the opening in, the housing part, towards an inner leg of the two legs.

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. 10,364,779

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. 10,364,778

COMPOSITE INTAKE SYSTEM AND METHOD OF THE ROTARY ENGINE WITH VARIABLE INTAKE MANIFOLD

JIANGSU UNIVERSITY, (CN)...

1. A composite intake system of a rotary engine having a flywheel, said composite intake system comprising an air cleaner, an intake manifold, a primary intake switching tube, a variable intake manifold, a secondary intake switching tube, a side-intake manifold, a peripheral-intake manifold, a middle partition, a cylindrical body, a rotor, a speed sensor and controller (ECU); wherein a peripheral-intake port and a peripheral-exhaust port are distributed at a peripheral-wall of the cylindrical body, a side-intake port is arranged in the middle partition; the rotor is arranged in the cylindrical body; the middle partition, is fixed on a side face of the cylindrical body and located between the side face of the cylindrical body and the rotor; the primary intake switching tube is connected with the air cleaner via the intake manifold; the variable intake manifold includes a short intake manifold and a long intake manifold; the short intake manifold and the long intake manifold are connected with the primary intake switching tube at one end; first valve is arranged in the primary intake switching tube which is used to control the intake manifold to connect with the at least one of one end of the short intake manifold and the long intake manifold; the other end of short intake manifold and the long intake manifold is connected with the secondary intake switching tube; other end of the secondary intake switching tube is connected with the side-intake manifold and the peripheral-intake manifold, and another end of the side-intake manifold is connected with the side-intake port and another end of the peripheral-intake manifold is connected with the peripheral-intake port; the connection between the secondary intake switching tube and the side-intake manifold is controlled by a secondary valve and the connection between the secondary intake switching tube and the peripheral-intake manifold is controlled by a third valve; wherein the secondary valve and the third valve are arranged in the secondary intake switching tube; the speed sensor is mounted on the flywheel and it is connected with the ECU to detect a rotational speed of the rotor and transmit rotational speed signal to the ECU; and the ECU is connected with the first valve, the second valve and the third valve to control their opening and closing according to the rotational speed of the rotor.

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. 10,364,770

FUEL PRESSURE SENSOR DIAGNOSTIC DURING ENGINE STOPPING

Toyota Jidosha Kabushiki ...

1. A vehicle capable of traveling using motive power of at least one of an engine and a motor generator, the vehicle comprising:a fuel pump;
an injection valve configured to inject fuel supplied from the fuel pump to the engine;
a fuel pressure sensor configured to detect a supply pressure of the fuel generated by the fuel pump; and
an electronic control unit configured to perform a fuel pressure increasing process of increasing the supply pressure of the fuel generated by the fuel pump to a second fuel pressure higher than a first fuel pressure, the electronic control unit conducts a fault diagnosis of the fuel pressure sensor by comparing the supply pressure of the fuel detected by the fuel pressure sensor to the second fuel pressure during the fuel pressure increasing process, and the electronic control unit determines a presence of a fault when the supply pressure detected by the fuel pressure sensor does not correspond to the second fuel pressure,
the electronic control unit being configured to conduct the fuel pressure increasing process and the fault diagnosis of the fuel pressure sensor in a case where
the engine is being stopped,
a vehicle speed is higher than a threshold value, the threshold value greater than zero, and
it is determined that the engine can be kept stopped longer than a time taken for the fault diagnosis of the fuel pressure sensor,
wherein the electronic control unit is configured to stop the engine during the fault diagnosis of the fuel pressure sensor.

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. 10,364,768

METHOD FOR OPERATING AN ARRANGEMENT FOR USING WASTE HEAT

Robert Bosch GmbH, Stutt...

1. A method for operating an arrangement for using waste heat (10) of an internal combustion engine (1), wherein the internal combustion engine (1) has an exhaust gas channel (2), and the arrangement for using waste heat (10) has a circuit (11) conducting a working medium, wherein a pump (20), at least one evaporator (30, 40), an expansion machine (50) and a condenser (60) are arranged in a direction of flow of the working medium in the circuit (11), wherein the at least one evaporator (30, 40) is also arranged in the exhaust gas channel (2), and wherein, in the at least one evaporator (30, 40), an exhaust gas output by the internal combustion engine is used as a heat source, and the working medium is thereby evaporated in the at least one evaporator (30, 40), the method comprising determining a leakage of the working medium within the at least one evaporator (30, 40) into the exhaust gas channel (2) from a measured physical value, characterized in that the leakage is determined by measuring a mass flow of the exhaust gas in the exhaust gas channel (2) downstream of the at least one evaporator (30, 40), and comparing said mass flow with a calculated mass flow.

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. 10,364,762

SYSTEMS AND METHODS FOR INFERRING FUEL VAPOR CANISTER LOADING RATE

Ford Global Technologies,...

1. A method, comprising:monitoring a fuel dispense rate of fuel into a fuel tank positioned in a fuel system of a vehicle during a refueling event;
monitoring pressure in a vapor recovery line configured to circulate and/or hold a percentage of refueling vapors during the refueling event;
indicating a restriction in the vapor recovery line based on an expected pressure in the vapor recovery line differing by a threshold amount from monitored pressure during the refueling event, where the expected pressure is based on the fuel dispense rate; and
adjusting entry conditions for conducting a test for a presence or absence of undesired evaporative emissions on the fuel system and an evaporative emissions system of the vehicle responsive to the restriction in the vapor recovery line being indicated.

US Pat. No. 10,364,758

HIGH PRESSURE GAS PHASE INJECTOR

Continental Powertrain, U...

1. An injector having an inlet and an outlet for injecting a fuel into an internal combustion engine, the injector comprising:an upper housing;
a moveable armature disposed at least partly in the upper housing and having a plurality of control surfaces and a bore, the control surfaces of the armature comprising an upper control surface and a lower control surface;
a lower housing coupled to the upper housing and including a bore and a plurality of stationary control surfaces comprising a lower stationary control surface and an upper stationary control surface, the upper and lower stationary control surfaces and the moveable armature forming at least part of a metering valve of the injector;
a spring engaging the armature so that the armature is biased by the spring towards closure of the control surfaces of the armature against the stationary control surfaces of the lower housing, the closure defining a closed position of the metering valve which prevents the fuel from exiting the outlet;
an electromagnetic coil disposed relative to the armature such that passing a current through the electromagnetic coil causes the moveable armature to move between a first position corresponding to the closed position of the metering valve and a second position corresponding to an open position of the metering valve in which the control surfaces of the moveable armature are spaced from the stationary control surfaces of the lower housing;
a non-annular flow geometry defined between an exterior surface of the moveable armature and an interior surface of the upper housing;
wherein the moveable armature includes a transverse flow path in fluid communication with the bore of the moveable armature and the non-annular flow geometry, and the lower housing includes a transverse flow path in fluid communication with the bore of the lower housing such that upon the moveable armature moving from the first position to the second position, a first flow path is formed between the non-annular flow geometry and the transverse flow geometry of the lower housing through a space between the lower stationary control surface and the lower control surface of the moveable armature, and a second flow path is formed between the bore of the moveable armature and the transverse flow geometry of the lower housing through a space between the upper stationary control surface and the upper control surface of the moveable armature.

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. 10,364,753

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. 10,364,751

FUEL STAGING

Delavan Inc, West Des Mo...

1. A fuel injector comprising:a feed arm with an inlet end and a nozzle body extending from the feed arm at an end opposite the inlet end, wherein the nozzle body defines a prefilming chamber that opens into an annular outlet orifice for issuing a spray therefrom; and
a plurality of fuel circuits defined from the inlet end of the feed arm to the prefilming chamber of the nozzle body, wherein the plurality of fuel circuits includes at least three fuel circuits in fluid isolation from one another from the inlet end of the feed arm to the prefilming chamber, and wherein each of the fuel circuits includes a single respective conduit extending through the feed arm and nozzle body from the inlet end of the feed arm to a single respective outlet slot feeding into the prefilming chamber for allocating fuel to any single circuit in the plurality of fuel circuits for independent staging of flow through each outlet slot.

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. 10,364,748

FINGER SEAL FLOW METERING

United Technologies Corpo...

1. A seal assembly comprising:a first layer comprising:
a first base; and
a first plurality of fingers extending from the first base wherein the first plurality of fingers are separated by a first plurality of slots and wherein each of the first plurality of fingers includes one of a first plurality of orifices having a first area;
a second layer adjacent to the first layer, the second layer comprising:
a second base; and
a second plurality of fingers extending from the second base wherein the second plurality of fingers are separated by a second plurality of slots and wherein each of the second plurality of fingers includes one of a second plurality of orifices having a second area smaller than the first area;
wherein each of the first plurality of slots is spaced apart laterally from each of the second plurality of slots; and
wherein the first plurality of orifices is overlapped by the second plurality of orifices such that the first area of each of the first plurality of orifices extends completely beyond the second area of each of the second plurality of orifices.

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. 10,364,744

DEEP HEAT RECOVERY GAS TURBINE ENGINE

Rolls-Royce Corporation, ...

5. A system comprising:an air compressor configured to compress a flow of intake air;
a combustor configured to receive the compressed flow of intake air and provide exhaust output gas to produce thrust for an aircraft;
a fluid compressor configured to compress a working fluid, the working fluid being carbon dioxide;
an expander coupled to the fluid compressor and configured to receive and expand the compressed working fluid to generate mechanical energy and output a decompressed working fluid, wherein a temperature of the working fluid is reduced as the compressed working fluid expands;
a compressed air heat exchanger positioned ahead of an inlet of the combustor and configured to recuperatively transfer heat from the decompressed working fluid to the compressed flow of intake air;
an exhaust output gas heat exchanger positioned after an outlet of the combustor and configured to recuperatively transfer heat from the exhaust output gas of the combustor to the compressed working fluid; and
an ambient air heat exchanger positioned to receive an ambient air flow and transfer heat from the decompressed working fluid into the ambient air flow to lower a temperature of the decompressed working fluid to within a temperature range of a transcritical mode of the working fluid.

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. 10,364,741

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. 10,364,736

FLUID CONTROL VALVE ASSEMBLY

NIPPON THERMOSTAT CO., LT...

1. A fluid control valve assembly comprising:a valve unit configured to open and close a fluid flow path to control an amount of fluid flow, the valve unit comprising a piston fixed to the upstream chamber at a connection point; and
an upstream chamber disposed upstream of the valve unit, the upstream chamber formed of spherical walls and an inwardly protruding bulge separate from the connection point, the upstream chamber defined by the spherical walls, the inwardly protruding bulge, an opening of an upstream pipe configured to supply fluid to the valve unit, and the valve unit,
wherein the upstream pipe is disposed on a portion of the upstream chamber and configured to supply fluid to the valve unit.

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. 10,364,732

VALVE DEVICE FOR EXHAUST FLOW PASSAGE

FUTABA INDUSTRIAL CO., LT...

1. A valve device for an exhaust flow passage, the valve device comprising a toggle mechanism, the valve device comprising:a support body;
a valve body that is supported by the support body so as to be rotationally movable and that is configured to open and close an exhaust flow passage;
a support-side link member that is supported by the support body so as to be rotationally movable;
a valve-side link member that is supported by the valve body so as to be rotationally movable and that is coupled to the support-side link member so as to be rotationally movable to each other; and
a spring that is configured to bias the valve body in a valve closed direction,
wherein the support-side link member and the valve-side link member form a first stopper mechanism and a second stopper mechanism,
the first stopper mechanism being configured to limit a link angle formed by the support-side link member and the valve-side link member, by abutment of a first support-side stopper portion formed in the support-side link member and a first valve-side stopper portion formed in the valve-side link member against each other, and,
the second stopper mechanism being configured to limit the link angle by abutment of a second support-side stopper portion formed in the support-side link member and a second valve-side stopper portion formed in the valve-side link member against each other.

US Pat. No. 10,364,731

ASYNCHRONOUS REDUCTANT INSERTION IN AFTERTREATMENT SYSTEMS

Cummins Emission Solution...

1. A method for asynchronously delivering a reductant to a first selective catalytic reduction system and a second selective catalytic reduction system of an aftertreatment system via a reductant insertion assembly, the reductant insertion assembly comprising a first injector fluidly coupled to the first selective catalytic reduction system and a second injector fluidly coupled to the second selective catalytic reduction system, the method comprising:activating the first injector;
maintaining the first injector activated for a first delivery time, thereby inserting a first amount of reductant into the first selective catalytic reduction system;
deactivating the first injector;
activating the second injector; and
maintaining the second injector activated for a second delivery time, thereby inserting a second amount of reductant into the second selective catalytic reduction system.

US Pat. No. 10,364,730

SENSOR

ISUZU MOTORS LIMITED, To...

1. A particulate matter sensor for exhaust gas comprising:a filter member having a plurality of cells which are defined by a porous partition wall;
at least a pair of electrode members which are disposed to face each other with some of the plurality of cells sandwiched therebetween to form a condenser;
a heater member configured to heat the some of the plurality of cells to burn and remove particulate matter accumulated in some of the plurality of cells;
an electrostatic capacity detection circuit configured to detect an electrostatic capacity between the pair of electrode members; and
an estimation unit configured to estimate an amount of the particulate matter contained in the exhaust gas based on the electrostatic capacity between the pair of electrode members detected by the electrostatic capacity detection circuit,
wherein the filter member is a filter layer in which the plurality of cells are disposed in parallel in one direction,
wherein the pair of electrode members are first and second planar electrode plates which are disposed to face each other with the filter layer sandwiched therebetween, and
wherein the heater member is a planar heater substrate which is configured to be energized to be heated, and the planar heat substrate is interposed either between the first planar electrode plate and the filter layer or between the second planar electrode plate and the filter layer along a flow path.

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. 10,364,728

SYSTEM AND METHOD FOR ASSEMBLING AN EXHAUST AFTERTREATMENT ASSEMBLY

Caterpillar Inc., Deerfi...

1. A system for assembling an exhaust after-treatment assembly having a plurality of exhaust after-treatment blocks, each of the plurality of exhaust after-treatment blocks disposed adjacent to at least one other exhaust after-treatment block, and including one or more catalyst substrates, each of the catalyst substrates including a first face, a second face, and a plurality of side faces, the system comprising:at least one flange member configured to surround the one or more catalyst substrates in each of the plurality of exhaust after-treatment blocks, about the side faces; and
a locking arrangement comprising:
one or more clips on the at least one flange member and disposed in a plane parallel to at least one of the first face and the second face; and
a bracket member configured to engage with the one or more clips in the at least one flange member of each exhaust after-treatment block of the adjacent exhaust after-treatment blocks,
wherein the bracket member comprises a gasket attached to a back surface of the bracket member such that the gasket provides a seal joint when the bracket member is engaged with the one or more clips of the at least one flange member of each of the adjacent exhaust after-treatment blocks.

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. 10,364,725

AFTERTREATMENT SYSTEMS FOR DUAL-FUEL ENGINES

Cummins Emission Solution...

1. A method of treating exhaust from a dual-fuel engine, comprising:determining an operating mode of the dual-fuel engine;
upon determining that the dual-fuel engine is operating in a dual-fuel mode or a natural gas mode:
operating the dual-fuel engine at or near a stoichiometric operating condition, and
receiving the exhaust into a three-way catalyst communicatively connected to a selective catalytic reduction catalyst, and operating the three-way catalyst at a temperature of 500 degrees Celsius or greater to facilitate desulfation of the selective catalytic reduction catalyst; and
upon determining that the dual-fuel engine is not operating in the dual-fuel mode or the natural gas mode, operating the engine in a lean operating condition.

US Pat. No. 10,364,724

DEVICE AND METHOD COMPRISING DOUBLE REDUCING DEVICES AND A CATALYTICALLY COATED PARTICLE FILTER FOR TREATMENT OF AN EXHAUST STREAM

1. An exhaust treatment system, arranged for treatment of an exhaust stream, which results from a combustion in a combustion engine, said system comprising:a first oxidation catalyst, arranged to oxidize compounds comprising one or several of nitrogen, carbon and hydrogen in said exhaust stream;
a first dosage device, arranged downstream of said oxidation catalyst, and arranged to supply a first additive in said exhaust stream;
a first reduction catalyst device, arranged downstream of said first dosage device, and arranged for reduction of nitrogen oxides NOx in said exhaust stream with the use of said first additive, wherein said first reduction catalyst device comprises a first slip-catalyst (SC1), which is arranged primarily for reduction of nitrogen oxides NOx, and secondarily for oxidation of additive in said exhaust stream;
a particulate filter, at least partly comprising a catalytically oxidizing coating, which is arranged downstream of said first reduction catalyst device, and is arranged to catch and to oxidize soot particles, and to oxidize one or several of nitrogen oxide NO and incompletely oxidized carbon compounds in said exhaust stream;
a second dosage device, arranged downstream of said particulate filter, and arranged to supply a second additive in said exhaust stream; and
a second reduction catalyst device, arranged downstream of said second dosage device, and arranged for reduction of nitrogen oxides NOx in said exhaust stream, through the use of at least one of said first and said second additives.

US Pat. No. 10,364,723

METHOD FOR DEPOLLUTING EXHAUST GAS, NOTABLY FROM INTERNAL-COMBUSTION ENGINES, IN PARTICULAR FOR MOTOR VEHICLES, AND PLANT USING SAME

IFP ENERGIES NOUVELLES, ...

1. A method for removing pollutants from exhaust gas circulating in an exhaust line of an internal combustion engine, the line comprising an ammonia-sensitive catalyst providing selective catalytic reduction (SCR) of nitrogen oxides in the exhaust gas in the exhaust line and an injector for injecting a reductant into the exhaust line for treating the pollutants upon passage of the exhaust gas through the catalyst providing SCR of nitrogen oxides comprising:decomposing the reductant into hydrogen gas and ammonia gas phase;
storing the hydrogen gas in a hydrogen gas tank and the ammonia gas phase in an ammonia gas tank;
injecting the hydrogen gas from the hydrogen gas tank into the exhaust line in contact with a hydrogen sensitive SCR NOx reduction catalyst for treating pollutants in the exhaust gas for an exhaust gas temperature below 150° C.;
injecting the ammonia gas from the ammonia gas tank into the exhaust line in contact with an ammonia SCR catalyst to provide NOx reduction for treating the pollutants in the exhaust line for exhaust gas temperatures between 150° C. and 180° C.; and
injecting the reductant into the exhaust line in contact with the ammonia SCR catalyst to provide NOx reduction for treating exhaust gas at temperatures above 180° C.

US Pat. No. 10,364,722

METHOD FOR REGULATING AN EXHAUST-GAS AFTERTREATMENT DEVICE OF AN INTERNAL COMBUSTION ENGINE

FEV EUROPE GMBH, (DE)

1. A method for regulating an exhaust-gas aftertreatment device for an internal combustion engine, whereinat least one operating state of the internal combustion engine is detected,
respectively one loading state of a first SCR component and of a second SCR component which is arranged downstream of the first SCR component is detected, wherein the two SCR components are able to be loaded with a reducing agent,
an efficiency of the first and/or of the second SCR component is determined by way of an efficiency model in dependence on at least one of the two loading states,
a first target loading of the second SCR component is determined in dependence on the operating state of the internal combustion engine,
a first sensor upstream of the first SCR component and a second sensor downstream of the second SCR component are used in each case to detect a nitrogen oxide concentration and/or a concentration of the reducing agent in the form of a first sensor value of the first sensor and of a corresponding second sensor value of the second sensor,
the loading state of the second SCR component is regulated by way of a dosing system for dosing the reducing agent and at least in dependence on the first and the second sensor value and on the determined efficiency of the first SCR component and/or the second SCR component, wherein a first reference variable, which is equal to the first target loading, is used, and the dosing system is arranged upstream of the first SCR component.

US Pat. No. 10,364,721

LAYER PACKET CONTACTING FOR ELECTRICALLY HEATABLE HONEYCOMB BODY

Continental Automotive Gm...

1. An electrically conductive connection between at least two electrically conductive stacks of at least partially structured, metal foils which form a plurality of channels through which a fluid may flow, the electrically conductive connection comprising:at least one electrically conductive rod element which passes through the at least two stacks;
a spacer element arranged on the at least one electrically conductive rod element and between the at least two stacks, such that the at least two stacks are arranged at a distance from one another by the spacer element; and
at least one clamping element;
wherein the at least two stacks, the rod element and the spacer element are clamped by at least one clamping element.

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. 10,364,719

EXHAUST GAS PURIFICATION SYSTEM, AND NOX PURIFICATION CAPACITY RESTORATION METHOD

ISUZU MOTORS LIMITED, To...

1. An exhaust gas purification system comprising:a NOx storage-reduction catalyst that is provided on an exhaust passageway of an internal combustion engine to reduce and purify a nitrogen compound in exhaust gas; and
a control unit configured to:
estimate a degree of deterioration of the NOx storage-reduction catalyst;
execute a regeneration process in which the exhaust gas is enriched so as to restore a NOx storage capacity of the NOx storage-reduction catalyst;
set a target interval from an end of the regeneration process to a start of a subsequent regeneration process;
correct the target interval based on the estimated degree of deterioration; and
prohibit an end of a NOx regeneration control until an elapsing time counted from a start of the NOx regeneration control reaches a required minimum time that is longer than a time during which a control operation by an air system or a MAF (mass air flow) tracking control is completed.

US Pat. No. 10,364,718

ON-BOARD CO2 CAPTURE AND STORAGE WITH METAL ORGANIC FRAMEWORK

KING ABDULLAH UNIVERSITY ...

1. A method of capturing and storing CO2 on a vehicle, comprising:contacting an vehicle exhaust gas with a first metal organic framework (MOF) composition, sufficient to separate CO2 from the exhaust gas;
contacting the separated CO2 with a second MOF composition, sufficient to store the CO2; and
wherein the first MOF composition comprises one or more SIFSIX-n-M MOFs and wherein M is a metal and n is 2 or 3.

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. 10,364,711

APPARATUS AND METHOD FOR DYNAMIC HYDRAULIC LOCKING AND RELEASING A CAM LOBE FROM A CAMSHAFT

Yelir, Inc., Fort Collin...

1. A dynamically locking cam lobe engagement system, said system comprising:a camshaft, said camshaft comprising a first key slot and a second key slot;
a cam lobe comprising a channel through said cam lobe and wherein said cam lobe fits over said camshaft and between said first key slot and said second key slot;
a first moveable disk comprising a first pin extension which engages said channel, wherein said first moveable disk fits over said camshaft, said first moveable disk comprises a slot on an interior portion of said first moveable disk which engages a first key in one of said first and second key slots;
a first axial movement limitation ring fitted onto said camshaft in a position to limit movement of said first moveable disk in a direction away from said cam lobe;
a second moveable disk comprising a second pin extension which engages said channel, wherein said second moveable disk fits over said camshaft, said second moveable disk comprises a slot on an interior portion of said second moveable disk which engages a second key in one of said first and second key slots;
a second axial movement limitation ring fitted onto said camshaft in a position to limit movement of said second moveable disk in a direction away from said cam lobe.

US Pat. No. 10,364,710

ENGINE VALVE AND METHOD OF PRODUCING THE SAME

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

1. An engine valve for opening and closing an intake port or an exhaust port of a combustion chamber of an internal combustion engine, the engine valve including a shaft part and an umbrella part formed at one end of the shaft part,wherein at least a portion of the engine valve that extends from the umbrella part to a position on the shaft part in a longitudinal direction thereof comprises:
a valve body made of steel or nickel alloy, wherein the valve body includes a shaft body forming the shaft part and an umbrella body forming the umbrella part;
a core member made of copper or copper alloy and provided inside the valve body, wherein the core member includes a shaft core provided in the shaft body, an umbrella core provided in the umbrella body, and a neck formed between the shaft core and the umbrella core,
wherein
the valve body further includes an expansion expanded on an inner wall of the valve body between the shaft body and the umbrella body along the neck of the core member, and
an outer diameter of the core member is larger than an inner diameter of the expansion of the valve body on both sides of the neck in an axial direction of the engine valve when the outer diameter of the core member and the inner diameter of the expansion of the valve body are measured at same axial points in the axial direction of the engine valve.

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. 10,364,708

RANKINE CYCLE APPARATUS, COMBINED HEAT AND POWER SYSTEM, AND RANKINE CYCLE APPARATUS OPERATION METHOD

PANASONIC INTELLECTUAL PR...

1. A Rankine cycle apparatus comprising:a pump that pressurizes a working fluid;
an evaporator that heats the working fluid pressurized by the pump;
a positive-displacement expander that converts expansion energy of the working fluid heated in the evaporator into rotary power;
a condenser that cools the working fluid discharged from the positive-displacement expander; and
an internal heat exchanger that allows heat exchange to take place between the working fluid discharged from the positive-displacement expander and the working fluid discharged from the pump, wherein
the Rankine cycle apparatus is configured such that:
a temperature of the working fluid at an inlet of the positive-displacement expander is set so that a temperature of the working fluid at an outlet of the positive-displacement expander is higher than the saturation temperature on a high-pressure side of the cycle, and
the working fluid changes from a liquid phase to a gas-liquid two phase inside the internal heat exchanger after being discharged from the pump before being heated in the evaporator, and
the working fluid is a single organic working fluid.

US Pat. No. 10,364,707

RETENTION ASSEMBLY FOR GAS TURBINE ENGINE COMPONENTS

General Electric Company,...

1. A retention assembly for a component of a gas turbine engine, comprising:a flange attached to a support structure of the gas turbine engine;
a retention ring received in a groove defined by the flange; and
an attachment bracket comprising the component, a first segment of the attachment bracket axially disposed between the flange and a first portion of the support structure, a second segment of the attachment bracket radially disposed between the flange and a second portion of the support structure,
wherein the flange axially loads the attachment bracket into the support structure, and
wherein the retention ring radially loads the attachment bracket into the support structure.

US Pat. No. 10,364,706

METER PLATE FOR BLADE OUTER AIR SEAL

UNITED TECHNOLOGIES CORPO...

1. A system, comprising:a ceramic blade outer air seal (BOAS), wherein the BOAS includes a base, a fore surface, an aft surface, and a trough between the base, the fore surface, and the aft surface;
a meter plate, a portion of the meter plate provided radially outward of a radially outermost surface of the BOAS, wherein the meter plate has a flow restriction surface radially outward of the trough, the flow restriction surface including a plurality of orifices; and
a flow distributor extending radially inward from the flow restriction surface into the trough, wherein the flow distributor is a bathtub including a fore surface, an aft surface, a first circumferential side surface between the fore surface and the aft surface, a second circumferential side surface between the fore surface and the aft surface, and a base surface, the bathtub having a contour substantially corresponding to a contour of the trough such that each of the fore, aft, first circumferential side, second circumferential side, and base surfaces are at least partially arranged in the trough, and wherein each of the fore, aft, first circumferential side, second circumferential side, and base surfaces includes orifices.

US Pat. No. 10,364,705

STRUT ASSEMBLY FOR BEARING COMPARTMENT

United Technologies Corpo...

1. A strut assembly for a bearing compartment of a gas turbine engine, the strut assembly comprising:an inner case disposed within the bearing compartment, the inner case having a first axis, the first axis being a first radially central axis;
an outer case defining an exterior of the bearing compartment, the outer case having a second axis, the second axis being a radially central axis that is co-axial with the first axis, wherein the inner and outer cases define a flowpath therebetween; and
a first plurality of struts configured to maintain concentric positioning between the inner case and outer case, wherein each strut of the first plurality of struts extends between and is connected to the inner case and outer case, wherein the first plurality of struts is resiliently deformable between the outer case and inner case whereby a change in size in one of the outer case and inner case is radially isolated from the other of the outer case and inner case.

US Pat. No. 10,364,704

POSITIONING BODIES RELATIVE TO ONE ANOTHER USING SPRING ELEMENT(S) AND AN ELASTOMERIC BODY

Rohr, Inc., Chula Vista,...

1. A system comprising an assembly adapted to support a first body relative to a second body, the assembly comprising:an elastomeric body configured with a mounting aperture for receiving the first body, the elastomeric body comprising a first protrusion and a second protrusion;
a frame wrapped about a perimeter of the elastomeric body, the frame configured with a first window and a second window, the first protrusion extending through the first window to a distal end of the first protrusion, and the second protrusion extending through the second window to a distal end of the second protrusion; and
first and second spring elements adapted to mount to the second body;
the elastomeric body disposed between the first and the second spring elements such that the first spring element engages the distal end of the first protrusion and the second spring element engages the distal end of the second protrusion.

US Pat. No. 10,364,703

ANNULAR ELEMENT OF A TURBOMACHINE CASING

SAFRAN AIRCRAFT ENGINES, ...

1. An annular element for a turbomachine casing, the annular element having at least: an inside face, defining a flow passage for a working fluid of the turbomachine; an outside face; anda damper comprising a plurality of resilient coil turns, each resilient coil turn fitting in tension around and against a surface of revolution of the outside face, in such a manner as to exert pressure on said surface of revolution and between adjacent coil turns of the plurality of resilient coil turns, each of the plurality of resilient coil turns touching at least one adjacent resilient coil turn.

US Pat. No. 10,364,702

DE-ICING NOSE FOR LOW-PRESSURE COMPRESSOR OF AN AXIAL TURBINE ENGINE

Safran Aeroboosters SA, ...

1. An axial turbine engine splitter nose, said nose comprising:an annular separation surface with a circular leading edge, the annular separation surface being structured and operable to separate an upstream flow into two annular flows, the annular separation surface being axisymmetric around an axis; and
an electrical de-icing device with an electrical heating element; the electrical heating element comprises at least one electric heating strip which is structured and operable to prevent the formation of ice on the annular separation surface, the nose further comprising:
an annular partition with a variable-thickness portion forming an annular body, the annular body having a maximum thickness in a region of the circular leading edge; and
a layer of dielectric material,
wherein the annular body comprises an external annular step protruding radially outwardly so as to form a contact surface perpendicular to the axis, the annular body extending upstream and downstream of the external annular step, and
wherein the contact surface extends radially from an inner circular edge to an outer circular edge, and the layer of dielectric material axially abuts the contact surface between the inner circular edge and the outer circular edge.

US Pat. No. 10,364,701

CMAS BARRIER COATING FOR A GAS TURBINE ENGINE HAVING A REACTIVE MATERIAL THAT REACTS WITH A LAYER OF ENVIRONMENTAL CONTAMINANT COMPOSITIONS AND METHOD OF APPLYING THE SAME

General Electric Company,...

1. A coated component of a gas turbine engine, comprising: a substrate defining a surface; a thermal barrier coating on the surface of the substrate; a layer of environmental contaminant compositions on the thermal barrier coating in response to an initial exposure of the component to high operating temperatures of the gas turbine engine; and a chemical barrier coating on the layer of environmental contaminant compositions, wherein the chemical barrier coating includes a reactive material that reacts with the layer of environmental contaminant compositions in response to a secondary exposure of the component to high operating temperatures of the gas turbine engine to form a protective layer.

US Pat. No. 10,364,700

METHOD FOR FORMING A COMPOSITE PART OF A GAS TURBINE ENGINE

1. A method for forming a composite part of a gas turbine engine, comprising:assembling the composite part of at least a first composite material and a second composite material, the second composite material disposed to overlay a portion of the first composite material to define an outer surface of the composite part, the second composite material selected to be curable at a cure temperature generated by heat from operation of the engine in a vicinity of the engine in which the composite part is installed, the first composite material selected to have an operating temperature limit less than the cure temperature of the second composite material;
placing the composite part within the engine so that, in use, the second composite material defining the outer surface of the composite part is cured by exposure to the heat generated from operation of the engine, the second composite material thermally shielding the first composite material from the heat generated from operation of the engine; and
operating the engine to cure the second composite material.

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. 10,364,698

SYSTEM AND METHOD OF NON-INTRUSIVE THRUST MEASUREMENT

ROLLS-ROYCE NORTH AMERICA...

1. A non-intrusive thrust measurement system comprising:a boundary defining a passage along an axis adapted to contain a fluid flowing from upstream to downstream;
an acoustic transmitter at said boundary;
a receiver suite at said boundary and adapted to receive a transmission from the transmitter;
a processor in communication with the transmitter and receiver suite adapted to determine a parameter from a characteristic of the transmission at the receiver suite and adapted to determine a thrust parameter from the parameter;
wherein the receiver suite comprises:
a first acoustic receiver at said boundary and adapted to receive a transmission from the acoustic transmitter;
a second acoustic receiver at said boundary and adapted to receive the transmission from the at least one acoustic transmitter;
wherein the characteristic determined by the processor is the time of arrival of the transmission at the first receiver and second receiver;
wherein the first and second acoustic receivers and the acoustic transmitter define a plane substantially parallel to the axis and wherein the second acoustic receiver is downstream from the first acoustic receiver and the first acoustic receiver is downstream from the acoustic transmitter.

US Pat. No. 10,364,697

ACTUATING MECHANISM AND GEAR DRIVEN ADJUSTMENT RING FOR A VARIABLE GEOMETRY TURBOCHARGER

BorgWarner Inc., Auburn ...

1. A gear driven adjustment ring actuator mechanism (100) for a variable turbine geometry turbocharger (1), comprising an adjustment ring (150) including a rack gear (140) and a vane arm (136) attached to a vane (30) configured to vary the geometry of a turbine (2) of the turbocharger (1), wherein the gear driven adjustment ring actuator mechanism (100) is configured to control rotational movement of the vane (30) wherein the adjustment ring (150) includes a first set of gear teeth (346, 446) disposed in alignment with an inner diameter of the adjustment ring (350, 450), further including a pinion gear 160 having pinion teeth (162) and wherein the rack gear (140) includes rack gear teeth (142) that engage with the pinion teeth (162), wherein the adjustment ring (350, 450) further includes a second set of gear teeth (342, 442), disposed in radial alignment with an outer diameter of the adjustment ring (350, 450) so that the pinion teeth engages the rack teeth.

US Pat. No. 10,364,696

MECHANISM AND METHOD FOR RAPID RESPONSE CLEARANCE CONTROL

United Technologies Corpo...

1. A clearance control assembly for providing clearance control between a blade outer air seal and an airfoil tip of a gas turbine engine, the clearance control assembly comprising:an outer case comprising a connection member extending from a radially inner surface of the outer case;
a first blade outer air seal carrier positioned radially inward of the outer case;
a blade outer air seal positioned radially inward of and mounted to the first blade outer air seal carrier;
an actuator;
a load-applying member positioned radially inward of the outer case and configured to be acted upon by the actuator during operation of the actuator; and
a lever connected to the connection member of the outer case at a fulcrum, the lever comprising a first end operably in contact with the load-applying member and a second end operably in contact with the first blade outer air seal carrier, the first and second ends separated by the fulcrum.

US Pat. No. 10,364,695

RING SEAL FOR BLADE OUTER AIR SEAL GAS TURBINE ENGINE RAPID RESPONSE CLEARANCE CONTROL SYSTEM

United Technologies Corpo...

1. An active clearance control system for a gas turbine engine comprising:a full-hoop thermal control ring, wherein an aperture extends radially through the full-hoop thermal control ring;
a multiple of air seal segments movably mounted to said full-hoop thermal control ring;
a ring seal engageable with said multiple of air seal segments; and
a plurality of linkages, each of said plurality of linkages connected to a respective one of said multiple of air seal segments, each of said plurality of linkages configured to move back and forth along a respective radially extending centerline to thereby radially move said respective one of said multiple of air seal segments.

US Pat. No. 10,364,694

TURBOMACHINE BLADE CLEARANCE CONTROL SYSTEM

UNITED TECHNOLOGIES CORPO...

1. A turbomachine blade clearance system, comprising:an actuator including an anchor portion for fixation to an interior surface of a turbomachine housing and an actuating portion for actuating movement relative to the anchor portion, wherein the actuating portion of the actuator includes bellows having a magneto-rheological fluid disposed therein and the bellows is configured to elongate under influence of a magnetic field to the magneto-rheological fluid; and
a turbomachine blade seal operatively connected to the actuating portion of the actuator and configured to move relative to the turbomachine housing to adjust a distance from a turbomachine blade of a turbomachine to maintain a predetermined gap clearance between the blade seal and the blade.

US Pat. No. 10,364,693

TURBINE BLADE TRACK ASSEMBLY

Rolls-Royce Corporation, ...

1. A blade track for a gas turbine engine, the blade track comprising:a segment portion comprising ceramic matrix composite materials, the segment portion arranged about an axial axis of a gas turbine engine to define a portion of a gas flow path of the gas turbine engine, and
an attachment portion comprising ceramic matrix composite materials, the attachment portion extending radially outward from the segment portion, the attachment portion having a dovetail shaped cross section when viewed in a circumferential direction relative to the axial axis, and
wherein the ceramic matrix composite materials included in the segment portion and the attachment portion include a preform core and a first reinforcement wrap arranged around the preform core to form the segment portion and the attachment portion, the preform core includes a radially-facing inner surface, a radially-facing outer surface spaced apart from and opposite the radially-facing inner surface, and an axially-facing surface that extends between and interconnects the radially-facing inner surface and the radially-facing outer surface, and the axially-facing surface includes an arcuate transition surface that extends radially outward from the radially-facing inner surface and an inclined surface that extends radially outward away from the transition surface at an angle relative to the radially-facing inner surface.

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. 10,364,691

TURBOMACHINE COMPRISING A VENTILATION SYSTEM

Safran Aircraft Engines, ...

1. A turbomachine subassembly comprising:a radially inner shell and a radially outer shell which radially delimit, between the radially inner shell and the radially outer shell, an annular gas flow path,
a chamber delimited at least partly by the radially inner shell,
at least one radial arm that extends radially between the radially inner shell and the radially outer shell, wherein the at least one radial arm delimits an internal isolated volume of the annular flow path, which isolated volume is connected to an inner volume of said chamber, and wherein a segment of at least one conduit extends radially in said isolated volume, and
a ventilation air supply source connected to supply ventilation air to said isolated volume delimited by said at least one radial arm, whereby ventilation air may be supplied to the chamber delimited at least partly by the inner shell through the isolated volume delimited by said at least one radial arm,
wherein a radial outer end of the at least one radial arm supports a first connection box that closes off the radial outer end of the at least one radial arm,
wherein a connection of the segment of the at least one conduit connects the segment to a remainder of the at least one conduit,
wherein the isolated volume of the at least one radial arm communicates with the ventilation air supply source, and
wherein the first connection box comprises an external cylindrical wall that fits inside an internal cylindrical wall of the radial outer end of the at least one radial arm.

US Pat. No. 10,364,690

STATOR VANE ASSEMBLY AND METHOD THEREFOR

United Technologies Corpo...

1. A stator vane assembly comprising:a plurality of distinct vane segments each respectively including a first platform, a second platform and at least one vane airfoil connected at opposed ends thereof to the first platform and the second platform, the first platforms meeting at distinct first joints with each other and the second platforms meeting at distinct second joints with each other such that the plurality of vane segments form an annular structure, wherein at least the distinct first joints run parallel to a line that is tangent to a leading edge fillet and a trailing edge fillet on a pressure side of the at least one vane airfoil.

US Pat. No. 10,364,689

EXPANSION TURBINE AND TURBOCHARGER

1. An expansion turbine for recovering power from energy of a working fluid, comprising;a turbine housing including a scroll section for taking in the working fluid;
a plurality of variable nozzles disposed inside the turbine housing at intervals in a circumferential direction of the expansion turbine, each of the variable nozzles being configured to be rotatable about a rotation shaft so as to change an area of a flow path of the working fluid flowing from the scroll section; and
a turbine wheel disposed rotatably inside the turbine housing, the turbine wheel including a plurality of turbine blades disposed downstream of the variable nozzles,
wherein the turbine housing includes an outer shell defining a profile of the turbine housing, a nozzle plate, and a nozzle mount disposed so as to face the nozzle plate,
wherein the nozzle plate has a first wall surface including a shroud section which faces tips of the turbine blades, and the nozzle mount has a second wall surface which faces the first wall surface across the flow path of the working fluid,
wherein a blade height of the variable nozzles at an outlet side is greater than a blade height of the turbine blades at an inlet side,
wherein the shroud section has a protruding portion protruding toward the second wall surface so as to reduce a height of the flow path of the working fluid toward downstream, at a downstream side of an outlet of the variable nozzles and an upstream side of an inlet of the turbine blades,
wherein the second wall surface of the nozzle mount is formed in a flat shape from the outlet of the variable nozzles to an upstream side of an inlet of the variable nozzles,
wherein a protruding amount of the protruding portion is set so that a tip end of the protruding portion does not protrude toward the second wall surface past the tips of the turbine blades at the inlet,
wherein the expansion turbine comprises a radial turbine configured such that the working fluid flows into the inlet of the turbine blades along a radial direction of the expansion turbine, and
wherein, where an origin is an axial position of roots of the turbine blades at the inlet and Xt is an axial length between the tips of the turbine blades at the inlet of the turbine blades and the origin and Xp is an axial length between the tip end of the protruding portion and the origin, where Xt and Xp satisfies a relationship 0

US Pat. No. 10,364,688

MINIDISK BALANCE FLANGE

United Technologies Corpo...

1. A minidisk for a rotor system, comprising:a body having an annular shape and an axial surface; and
a balance flange extending axially from the axial surface, the balance flange defining a plurality of hole arrays, each hole array in the plurality of hole arrays comprising:
a first hole having a first width, the first hole configured to receive a balance weight, and
a second hole having a second width being greater than the first width and a third hole having the same width as the second width, the second hole and the third hole disposed immediately adjacent to the first hole;
a fourth hole having a fourth width, the fourth hole disposed immediately adjacent to the second hole and opposite to the first hole, wherein the fourth width is the same as the first width; and
a fifth hole having a fifth width, the fifth hole disposed immediately adjacent to the third hole and opposite to the first hole, wherein the fifth width is the same as the first width,
wherein a first circumferential distance between immediately adjacent hole arrays is greater than a second circumferential distance between the first hole and the second hole.

US Pat. No. 10,364,686

TIAL BLADE WITH SURFACE MODIFICATION

MTU AERO ENGINES AG, Mun...

1. A component for a turbomachine, wherein the component comprises at least one region made of an intermetallic material which is formed from an intermetallic compound or comprises an intermetallic phase as largest constituent, on which region a plate is arranged, and wherein the intermetallic material has been compacted and/or modified in microstructure by microplasticization at least partially at a surface or interface in a region close to the surface or interface where the plate is arranged.

US Pat. No. 10,364,685

IMPINGEMENT SYSTEM FOR AN AIRFOIL

Gneral Electric Company, ...

1. An airfoil comprising:an exterior wall comprising an inner surface, an outer surface, and a plurality of exterior wall regions, said exterior wall defining a first interior space, said exterior wall further comprising:
a pressure sidewall; and
a suction sidewall coupled to said pressure sidewall, wherein said suction sidewall and said pressure sidewall define a leading edge and a trailing edge opposite said leading edge;
a root portion;
a tip portion opposite said root portion;
a trailing edge pin bank disposed within said first interior space; and
an impingement system disposed within said first interior space, said impingement system configured to channel a coolant stream to said exterior wall, said impingement system comprising:
an interior wall substantially parallel to said exterior wall, said interior wall defining a second interior space, said interior wall further defines a plurality of impingement holes configured to channel a flow of coolant from said second interior space to said first interior space, said interior wall having an impingement hole density having a varying hole density pattern; and
a plurality of dividing walls extending from said interior wall to said exterior wall, said interior wall, said exterior wall, and said plurality of dividing walls define a first zone and a second zone, said plurality of dividing walls comprises a first dividing wall coupled to said trailing edge pin bank, said first dividing wall separating said first zone and said second zone, wherein said impingement hole density is configured to separately meter flow to said first and second zones.

US Pat. No. 10,364,683

GAS TURBINE ENGINE COMPONENT COOLING PASSAGE TURBULATOR

United Technologies Corpo...

1. A gas turbine engine component comprising:opposing walls providing an interior cooling passage, one of the walls has a turbulator with a hook provided as a cross-section of the turbulator that is enclosed within the walls, wherein the hook includes a first portion extending from a surface of the one wall, and a second portion extends from the first portion longitudinally within the interior cooling passage to a terminal end providing an overhang that is unattached with respect to the surface, wherein the interior flow passage is configured to provide a flow direction, and the second portion faces away from the flow direction, and wherein the first and second portions and the surface provide a pocket, the pocket configured to provide a cavitation zone.

US Pat. No. 10,364,680

GAS TURBINE ENGINE COMPONENT HAVING PLATFORM TRENCH

UNITED TECHNOLOGIES CORPO...

1. A component for a gas turbine engine, comprising:a platform that axially extends between a leading edge and a trailing edge and circumferentially extends between a first mate face and a second mate face;
a trench disposed on at least one of said first mate face and said second mate face;
a plurality of cooling holes axially disposed within said trench; and
a cavity disposed at least partially inside an airfoil that extends from said platform, said plurality of cooling holes being configured to directly receive fluid from a radially extending portion of said cavity.

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. 10,364,678

THERMAL SHIELDING IN A GAS TURBINE

ROLLS-ROYCE plc, London ...

1. A turbine blade having a body enclosing a labyrinth of internal channels for the circulation of coolant received through an inlet formed in a terminal portion of a blade root, the labyrinth comprising;the inlet arranged on an axially upstream face of the terminal portion leading to a duct;
a first passage intersecting the duct at a first passage intersection and extending through the body towards a tip of the turbine blade, a proximal end of the first passage being arranged, in use, to capture incoming coolant flow;
a second passage intersecting the duct at a second passage intersection at a position downstream of the first passage intersection, the first passage intersection and the second passage intersection having different cross-sectional areas whereby to create a pressure drop along the duct;
in use, a clearance space between an external wall surface of the duct and a bucket groove of a disc hub in which the turbine blade is carried, the clearance space creating a leakage path for air directed to the inlet;
the duct and/or the passage intersections configured to create a pressure drop in the duct in the direction from the inlet to the second passage intersection; and
one or more duct vents provided in a wall of the terminal portion at a position downstream of a downstream edge of the first passage intersection, the one or more duct vents having a total cross-sectional area greater than a cross sectional-area of the clearance space at an end of the clearance space adjacent to the inlet and the one or more duct vents are arranged to balance the pressure of coolant in the duct with the pressure of coolant in the leakage path thereby reducing the mass flow of coolant entering the leakage path in a region of the clearance space extending between the one or more duct vents and one end of the duct.

US Pat. No. 10,364,677

TURBINE ENGINE HYBRID ROTOR

United Technologies Corpo...

1. A turbine engine rotor component comprising:a Ti-based first member (6) circumscribing an axis (500) and having either a circumferential array of integrally-formed airfoils (62) or a circumferential array of blade retention features; and
a TiBw particulate-reinforced second member (90) circumscribing the axis.

US Pat. No. 10,364,676

SYSTEMS AND METHODS FOR MONITORING LONGWALL MINE ROOF STABILITY

Joy Global Underground Mi...

1. A longwall mining system comprising:a plurality of powered roof supports, each powered roof support including a controllable hydraulic piston configured to apply an adjustable support pressure on a mine roof;
a shearer configured to move across a mine face as the plurality of powered roof supports are arranged in a series along the mine face; and
an electronic control unit configured to
receive data from each powered roof support of the plurality of powered roof supports indicative of fluid pressure within each respective controllable hydraulic piston, and
monitor a condition of the mine roof based on changes in the received data over a period of time,
wherein the electronic control unit is configured to monitor the condition of the mine roof based on changes in the received data over a period of time by generating a graphical pressure map, the graphical pressure map including
a plurality of parallel display lines each providing an indication of fluid pressure within a different one of the controllable hydraulic pistons of the plurality of powered roof supports over the period of time, and
a shearer position line indicative of a position of the shearer relative to the plurality of powered roof supports over the period of time overlaid onto the plurality of parallel display lines.

US Pat. No. 10,364,675

CUTTING APPARATUS

SANDVIK INTELLECTUAL PROP...

13. 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;
a powered sled movably mounted at the main frame and configured to slide in a forward cutting direction of the apparatus relative to the main frame;
a first and second arm each pivotally mounted to the sled by respective pivot arm axes aligned in a direction extending transverse and perpendicular to a longitudinal axis of the main frame to allow each arm to pivot independently of one another in an upward and downward direction relative to the upward and downward facing region of the main frame;
at least one first and second arm actuator arranged to actuate independent pivoting movement of the first and second arms relative to one another and the main frame;
a rotatable cutting head mounted at each of the first and second arms and configured to be moved in the upward and downward direction and advanced in the forward cutting direction, each cutting head being rotatable about a head axis orientated to extend substantially transverse to respective pivot arm axes, wherein each cutting head includes an annular cutting edge or layered cutting edges arranged to provide an undercutting mode of operation; and
a plurality of roller cutters independently rotatably mounted at each rotatable cutting head.

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. 10,364,673

FLUID IMAGING IN A BOREHOLE

Halliburton Energy Servic...

1. A system comprising:a plurality of radiation sources located circumferentially around a borehole to transmit radiation into a fluid in the borehole;
a plurality of radiation detectors located circumferentially around the borehole, the plurality of radiation detectors to detect the radiation transmitted by each of the respective ones of the plurality of radiation sources; and
a controller coupled to the plurality of radiation detectors to determine an attenuation of the radiation at the plurality of detectors and determine a chemical composition of the fluid in response to the attenuation of the radiation.

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. 10,364,669

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. 10,364,668

MEASURING MICRO STALLS AND STICK SLIPS IN MUD MOTORS USING FIBER OPTIC SENSORS

HALLIBURTON ENERGY SERVIC...

1. A method of measuring stick slips and micro stalls in a down-hole mud motor, the method comprising:positioning in a borehole a mud motor with an elastomeric stator and at least one fiber optic sensor within the elastomeric stator, the fiber optic sensor including a Bragg grating;
measuring a spectrum of light reflected from the Bragg grating with a spectrophotometer;
processing, via a down-hole computer, data from the spectrophotometer to compute time-domain samples of peak wavelength in the spectrum of light reflected from the Bragg grating;
receiving a measurement from the fiber optic sensor corresponding to a strain within the elastomeric stator; and
processing, via the down-hole computer, the received measurement to determine frequencies of micro stalls and stick slips of the mud motor by converting the time-domain samples of peak wavelength to the frequency domain.

US Pat. No. 10,364,665

METHOD AND APPARATUS FOR STRESS MAPPING OF PIPELINES AND OTHER TUBULARS

QUANTA ASSOCIATES, L.P., ...

1. A stress mapping system operable to determine and map stresses along a conduit, said stress mapping system comprising:a tool movable along a conduit and having at least one sensing device for sensing characteristics of the conduit;
wherein said tool includes a position determining device operable to determine the position of said tool as said tool moves along the conduit;
a processor operable to process an output of said at least one sensing device;
wherein, responsive to processing of the output by said processor, said processor is operable to determine stresses at a surface of the conduit;
wherein, responsive to determining the position of the tool, said processor determines a position of deformations of the conduit;
wherein, responsive to determining stresses at the surface of the conduit and determining the position of deformations of the conduit, said processor correlates determined stresses at the surface of the conduit with the determined position of deformations of the conduit;
wherein, responsive to correlating the determined stresses at the surface of the conduit with the determined position of deformations of the conduit, said processor affirms the determined stresses at the surface of the conduit;
wherein, responsive to said processing of said output of said at least one sensing device, and responsive to determination of the position of said tool along said conduit, said system generates a map of determined stresses along the conduit; and
wherein the map of determined stresses provides a visual representation of the stresses determined at and along the surface of the conduit.

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. 10,364,662

SYSTEMS AND METHODS FOR ANALYZING RESOURCE PRODUCTION

DataInfoCom USA, Inc., A...

1. A method for drilling a well, the method comprising: prescribing a drill recipe using a drill analysis engine using a neural network or a regression based on a correlation determined from a field-specific model, the field-specific model including a synthetic proximity depletion variable, the drill recipe identifying drilling spin rates, weights, mudflow parameters, and prescribed segments between pulling a drill string, each prescribed segment of the prescribed segments including a start depth, wherein the synthetic proximity depletion variable is derived from, at least, a distance of adjacent wells and associated depletion curves; initiating drilling of the well based on the drill recipe; detecting a drill event inconsistent with the drill recipe; prescribing an adjusted drill recipe using the drill analysis engine using the neural network or the regression based on the correlation determined from the field-specific model in response to the drill event, the adjusted drill recipe including adjusted prescribed segments; and drilling the well based on the adjusted drill recipe.

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. 10,364,660

PROPPANT-FREE CHANNELS IN A PROPPED FRACTURE USING ULTRA-LOW DENSITY, DEGRADABLE PARTICULATES

Halliburton Energy Servic...

1. A method comprising:introducing a proppant-free fluid into a wellbore penetrating a subterranean formation to create or enhance one or more fractures, wherein the proppant-free fluid comprises a first base fluid;
introducing, in alternating order, a proppant-laden fluid and a spacer fluid into the one or more fractures,
wherein the proppant-laden fluid comprises a second base fluid and a binding agent-coated proppant comprising proppant coated with a binding agent, and,
wherein the spacer fluid comprises a third base fluid and degradable ultra-low density particulates, wherein the degradable ultra-low density particulates comprise expanded materials having a density of about 0.1g/cc or less, wherein the degradable ultra-low density particulates are present in the spacer fluid in an amount from about 1% to about 10% the weight of the third base fluid;
forming a proppant pack in the one or more fractures, wherein the proppant pack comprises the binding agent-coated proppant and the degradable ultra-low density particulates; and, producing hydrocarbons through the proppant pack; wherein the hydrocarbons degrade the degradable ultra-low density particulates to leave behind particulate-free channels.

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. 10,364,658

DOWNHOLE PUMP WITH CONTROLLED TRAVELING VALVE

VLP LIFT SYSTEMS, LLC, R...

1. A fluid pump apparatus for an artificial lift system, the fluid pump apparatus comprising:a barrel having an interior and a lower end, said barrel having a first wide inner diameter section and a second wide inner diameter section and a reduced inner diameter section between said first wide inner diameter section and said second wide inner diameter section, said barrel having an opening at a top thereof and an opening at the lower end thereof;
a standing valve positioned at said lower end of said barrel, said standing valve movable between an open position and a closed position;
a plunger reciprocatingly mounted within said barrel, said plunger having a wide diameter section and a narrow diameter section positioned above said wide diameter section, said plunger having a first aperture at an upper portion of said plunger and a second aperture extending through a wall of said plunger so as to open to a channel extending longitudinally through said plunger, said plunger having a central chamber, said central chamber having a first shoulder located below said first aperture and above said second aperture;
a traveling valve positioned in an interior of said plunger so as to control fluid flow through said plunger, said traveling valve having a head portion and a body extending downwardly from said head portion, said body slidably movable within an interior of said plunger, said body having a fluid-passing channel therein that opens to an exterior of said body, said shoulder defining a seating area for said traveling valve; and
a spring mounted to said plunger and to said traveling valve so as to urge said traveling valve into sealing relation with said shoulder of said plunger.

US Pat. No. 10,364,656

ANNULAR FLOW RINGS FOR SAND CONTROL SCREEN ASSEMBLIES

Halliburton Energy Servic...

9. A method, comprising:drawing a fluid through a sand screen and into a flow annulus defined between the sand screen and an outer surface of a base pipe;
flowing the fluid axially along the outer surface of the base pipe within the flow annulus and beneath an annular flow ring positioned about the base pipe and operatively coupled to the sand screen, the annular flow ring including a cylindrical outer sleeve, a cylindrical inner sleeve received within and coupled to the outer sleeve, and a plurality of radial projections extending radially inward from the inner sleeve and into the flow annulus; and
radially supporting the annular flow ring against the outer surface of the base pipe with the plurality of radial projections;
wherein a plurality of outer sleeve radial projections are provided on an inner wall of the outer sleeve at or near an end of the outer sleeve, the method further comprising radially supporting the annular flow ring against the outer surface of the base pipe with the plurality of radial projections and the plurality of outer sleeve radial projections.

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. 10,364,654

INLET-OUTLET SYSTEM AND METHOD FOR SUBSEA STORAGE

NOV Subsea Products AS, ...

1. Method for emptying a gravity separated crude oil from a storage system comprisinga flexible bag for storing the crude oil, wherein the flexible bag is arranged within a protection structure with a structure volume, wherein the protection structure comprises a bottom element forming the lower section of the protection structure, the flexible bag is connected to a flange, wherein the flange is connected to the protection structure,
the flange comprises at least one fluid conduit providing fluid communication between a storage volume inside the flexible bag and a position outside the protection structure,
characterised in that
the method comprises
providing a first outlet pipe with an opening arranged inside the flexible bag near the bottom element wherein the first outlet pipe is connected to and in fluid communication with the at least one fluid conduit,
providing a perforated tube surrounding the outlet pipe providing an annulus fluid passage,
supplying water to the structure volume, and
emptying the crude oil from the storage volume through the at least one fluid conduit by allowing the crude oil to flow through the perforations in the perforated tube, through the annulus fluid passage to the opening of the first outlet pipe, thereby securing removal of a crude oil phase gravity separated within the flexible bag.

US Pat. No. 10,364,653

ACTUATION TOOL HAVING A NON-BALLISTIC FORCE GENERATING MECHANISM

BAKER HUGHES, A GE COMPAN...

17. A method of actuating a downhole device comprising:activating a non-ballistic first actuator to deliver a first activation pressure having a first force defined by a first force profile to the downhole device by delivering electrical energy to an electromagnetic launcher that delivers the first activation pressure to the downhole device; and
activating a non-ballistic second actuator to deliver a second activation pressure having a second force profile including a second force, that is substantially greater than the first force, to the downhole device.

US Pat. No. 10,364,652

MISALIGNMENT IN COUPLING SHUNT TUBES OF WELL SCREEN ASSEMBLIES

Halluburton Energy Servic...

1. A well screen system, comprising:a first well screen assembly comprising a first base pipe, a first screen around the first base pipe and a first shunt tube arranged axially along the first base pipe;
a second well screen assembly comprising a second base pipe coupled to the first base pipe, a second screen around the second base pipe and a second shunt tube arranged axially along the second base pipe;
a jumper tube having a non-circular cross-section between and fluidically coupling the first and second shunt tubes; and
a tubular misalignment joint having a first end azimuthally or rotationally movable relative to a second end to compensate for misalignment of the first shunt tube and the jumper tube.

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. 10,364,650

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; and
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,
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.

US Pat. No. 10,364,649

MULTI-ZONE FRACTURING WITH FULL WELLBORE ACCESS

Halliburton Energy Servic...

1. A sleeve assembly for use in a wellbore, the sleeve assembly comprising:a magnetic sensor system for detecting a magnetic field output from a magnetic shifting device moving through the sleeve assembly;
a collapsible baffle that is moveable from a radially open position to a radially collapsed position in response to the magnetic sensing system detecting the magnetic field from the magnetic shifting device, wherein the radially collapsed position is sized for receiving an isolation component moving through the sleeve assembly;
a sliding sleeve disposed adjacent the collapsible baffle and moveable to expose ports for providing access to a formation from inside the wellbore, in response to force from the isolation component engaged with the collapsible baffle; and
a shifting sleeve to cover the collapsible baffle when the collapsible baffle is in the radially open position.

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. 10,364,647

METHOD AND APPARATUS FOR CONTROLLING FLUID FLOW THROUGH A DOWN HOLE TOOL

TORSCH INC., Calgary (CA...

1. An apparatus for controlling fluid flow within a downhole tool comprising:an outer mandrel extending between a first end and a second end; and
a sleeve slidably located within said outer mandrel, wherein said sleeve and mandrel form first, second and third annular chambers located radially therebetween, wherein said sleeve includes an inner surface open to a passage through said apparatus along an entire length of the sleeve,
wherein said first annular chamber is in fluidic communication with an exterior of said mandrel and defined between a ridge on the outer surface of said sleeve and a ridge on the inner surface of said mandrel,
wherein said second annular chamber is in fluidic communication with an interior of said sleeve, and
wherein said third annular chamber is substantially sealed.

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. 10,364,643

METHODS FOR FORMULATING A CEMENT SLURRY FOR USE IN A SUBTERRANEAN SALT FORMATION USING GEOMETRIC MODELING

Halliburton Energy Servic...

1. A method comprising:designing a proposed cement slurry based on an experimentally determined salt creep profile for a single salt at a first location in a wellbore in a subterranean salt formation;
experimentally determining whether the proposed cement slurry is capable of forming a wellbore load resistant cement sheath at the first location based on actual thermal and thermo-mechanical properties of the proposed cement slurry;
theoretically determining whether the proposed cement slurry is capable of forming the wellbore load resistant cement sheath at the first location, the theoretical determination comprising: designing an electronic, cross-section geometric model of the subterranean salt formation at the first location, wherein the geometric model represents the subterranean salt formation, a casing, and the proposed cement slurry after curing, and
simulating a plane-strain condition of wellbore loads on the cured proposed cement slurry at the first location in the subterranean formation using the geometric model; and
establishing a final cement slurry capable of forming the wellbore load resistant cement sheath based on the experimental and theoretical determinations.

US Pat. No. 10,364,642

DEGRADABLE DOWNHOLE TOOLS AND COMPONENTS

Bubbletight, LLC, Needvi...

1. A tool, comprising:a body having an axial bore extending therethrough;
one or more slips arranged about the body and configured to extend radially to engage an interior wall of a wellbore conduit; and
a sealing member configured to form a seal between an outer surface of the body and the interior wall of the wellbore conduit,
wherein the one or more slips is formed from a first polyvinyl alcohol (PVA) that includes a fiberglass reinforcing material compound and the sealing member is formed from a second PVA compound that is different from the first PVA compound.

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. 10,364,637

DOWNHOLE SUB WITH COLLAPSIBLE BAFFLE AND METHODS FOR USE

Halliburton Energy Servic...

12. An apparatus for treating a subterranean formation, comprising:a housing, wherein the housing is suitable for connection to a section of casing of a casing string;
a sleeve disposed within the housing and movable between a first position and a second position; and
a collapsible baffle disposed within the housing, wherein in the first position, the sleeve retains the collapsible baffle and in the second position, the collapsible baffle is permitted to collapse within the housing such that a fluid is permitted to flow through one or more perforations created downhole in the casing string and into a production zone and prevented from flowing within the casing string beyond the collapsible baffle due to a seal created by the collapsible baffle, wherein the collapsible baffle is actuated and the one or more perforations are created in a single run, and wherein the collapsible baffle comprises a split-ring that includes a split, wherein the collapsible baffle has a first diameter when in an uncollapsed position and a second diameter when in a collapsed position, and wherein the second diameter is smaller than the first diameter.

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. 10,364,634

HYDRAULIC JAR WITH LOW RESET FORCE

Thru Tubing Solutions, In...

1. A hydraulic jarring tool for use with a well conduit in an oil or gas well, the tool comprising:a housing;
a mandrel;
wherein one of the mandrel and the housing is attachable to the well conduit and the other of the mandrel and the housing is attachable to a fixed object in the well;
wherein the housing and the mandrel have telescopically engaged portions that are axially movable relative to each other to fire and reset the tool;
wherein the telescopically engaged portions of the housing and the mandrel are configured to form a hydraulic chamber therebetween, the hydraulic chamber including a low pressure chamber, a high pressure chamber, and a narrow diameter seal bore therebetween;
wherein the seal bore has a smaller diameter section and a larger diameter section between the smaller diameter section and the high pressure chamber;
an impact surface formed on each of the housing and the mandrel;
a piston supported in the hydraulic chamber for relative movement between the high and low pressure chambers through the seal bore, wherein the piston comprises a cup with an open end terminating in a lip, the open end of the cup facing the high pressure chamber, the cup being deformable in response to fluid pressure, so that as the piston moves through the seal bore towards the high pressure chamber, the lip of the cup expands permanently to a diameter larger than the smaller diameter section of the seal bore;
an unrestricted flow path configured to allow hydraulic fluid to pass through the seal bore as the piston moves through the seal bore towards the low pressure chamber to reset the tool; and
a restricted flow path configured to restrict the flow of hydraulic fluid as the piston moves through the seal bore towards the high pressure chamber to fire the tool and create a jarring impact between the impact surfaces.

US Pat. No. 10,364,633

METHOD AND MOBILE CUTTING TOOL FOR CUTTING A SUBSEA TUBULAR STRUCTURE

Smart Installations AS, ...

1. A mobile cutting tool for cutting a subsea tubular structure, the mobile cutting tool comprising:a tool body having an enclosure for receiving the subsea tubular structure;
a non-rotatable cutting element configured to carry out a translational cutting movement through the enclosure so as to cut the subsea tubular structure;
an actuator mounted on the tool body at one side of the enclosure and configured to actuate the non-rotatable cutting element;
a reaction member located at an opposite side of the enclosure, opposite to the cutting element, and configured to apply a reaction force on the subsea tubular structure during cutting; and
a further actuator comprising a hydraulic cylinder mounted at the opposite side of the enclosure of the tool body, the further actuator configured to actuate a piston rod or thread bar coupled to the reaction member so as to open and close the enclosure, for receiving and retaining the subsea tubular structure, respectively.

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. 10,364,628

USE OF PRE-STRESSED STEEL STRAND IN THE PROCEDURE OF MULTI-ANGLE DRILLING CORING

CHIFENG HAO FENG DRILLING...

1. A method for multi-angle core drilling using pre-stressed steel strand, comprising:A setting up a drilling machine with support on a drilling field; conducting a safety check; running the drilling machine; installing a first core internal pipe; drilling a hole;
B conveying a pre-stressed steel strand by a rolling wheel after the first core internal pipe is full with a core by drilling; wherein the pre-stressed steel strand enters a front part of a drill rod to obtain the core internal pipe; pulling out the first core internal pipe without taking out the drill rod; putting down the first core internal pipe;
C putting a second core internal pipe in the drill rod; pushing the second core internal pipe by the pre-stressed steel strand which is driven by the rolling wheel, such that the second core internal pipe is pushed into a front end of the drill rod; pulling out the pre-stressed steel strand; winding the pre-stressed steel strand on a winder; linking the drill rod; running a power head; keeping drilling; wherein the second core internal pipe is empty before drilling;
D when the drilling machine is drilling with the second core internal pipe, retrieving a core of the first core internal pipe; and when the drilling machine is drilling with the first core internal pipe, retrieving a core of the second core internal pipe;
E repeating the steps B, C, and D, till a predetermined drilling depth is reached.

US Pat. No. 10,364,627

SENSOR TRANSPORTATION APPARATUS AND GUIDE DEVICE

PETROMAC IP LIMITED, Auc...

1. A sensor transportation apparatus to convey an elongate sensor assembly through a wellbore, the sensor transportation apparatus comprising:at least one engagement structure to connect the sensor transportation apparatus to the sensor assembly, and
one or more wheels arranged to rotate about an axis of rotation substantially perpendicular to a longitudinal axis of the sensor assembly when the transportation apparatus is connected to the sensor assembly, and
an orientation structure defining a form having a transverse outline which has a rotational centre, wherein the rotational centre is offset from a centre of mass of the elongate sensor assembly so that, in use, the sensor transportation apparatus is oriented in a most stable position with the centre of mass of the elongate sensor assembly below the rotational centre.

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. 10,364,625

MECHANICALLY COUPLING A BEARING ASSEMBLY TO A ROTATING CONTROL DEVICE

Halliburton Energy Servic...

14. A method comprising:coupling a bearing assembly to an outer mandrel of a latching assembly, wherein the latching assembly comprises:
a running tool coupling assembly positioned on the outer mandrel; and
a rotating control device (RCD) coupling assembly positioned on a side of the outer mandrel;
coupling a running tool to the running tool coupling assembly;
positioning, using the running tool, the latching assembly within an RCD; and
actuating the RCD coupling assembly to couple the latching assembly to the RCD.

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. 10,364,623

EXTENDED SHALE SHAKER SCREEN HANDLE(S)

United Wire Limited, Abe...

1. A system, comprising:a fastening portion having a total length defined between a first end and an opposite second end, a total width defined between a front surface and an opposite rear surface, and a total height defined between a bottom surface and an opposite top surface, wherein the total length is greater than the total width and the total height, the total width is less than the total length and the total height, and a cross-sectional shape of the fastening portion is rectangular;
a handling portion coupled to the opposite top surface of the fastening portion and comprising a plurality of grips adapted for handling by an operator, wherein the handling portion extends away from the opposite top surface of the fastening portion at an obtuse angle from a vertical plane defined by the total width of the fastening portion; and
a screen coupled to the fastening portion such that the plurality of grips of the handle portion is positioned directly above a top or a top surface of the screen and vertically overlaps a portion of the top or the surface of the screen and extends along a majority portion, at least 50%, of the total length of the fastening portion.

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. 10,364,621

PIPE HANDLING FOR A DRILL STRING AT GROUND EXIT

American Augers, Inc., W...

1. An apparatus comprising:an elongate frame having a frame axis;
first and second vise assemblies supported in side-by-side relationship on the frame, the first vise assembly configured to grip and rotate a first pipe section, and the second vise assembly configured to grip a second pipe section without rotation;
a retainer assembly supported on the frame in spaced relationship to the vise assemblies and configured to grip the first pipe section without rotation; and
a positioning assembly configured to move the retainer assembly in a direction transverse to the frame axis;
wherein the first vise assembly contacts the first pipe section at four distinct points on the first pipe section.

US Pat. No. 10,364,620

DRILL ROD CLAMPING SYSTEM AND METHODS OF USING SAME

BLY IP INC., Salt Lake C...

1. A drill rod clamping system for securing a drill rod in a selected position, the drill rod clamping system having a longitudinal axis and comprising:a hollow spindle having a central bore, an inner surface, an outer surface, a base portion and an upper portion extending upwardly from the base portion relative to the longitudinal axis, wherein the upper portion defines a plurality of axial slots that extend between the inner and outer surfaces of the hollow spindle;
a plurality of jaws coupled to the spindle and being moveable radially inwardly to a closed drill rod gripping position and radially outwardly to an open drill rod releasing position, wherein each jaw is at least partially received within a respective axial slot of the plurality of axial slots of the upper portion of the hollow spindle;
an actuator configured to move the plurality of jaws between the closed drill rod gripping position and the open drill rod releasing position;
a compressed gas spring assembly configured to exert sufficient force on the actuator to close the jaws of the drill rod clamping system, wherein the compressed gas spring assembly comprises a plurality of compressed gas springs, and wherein each compressed gas spring comprises a cylinder containing compressed gas and a piston urged by the compressed gas outwardly of the cylinder to the end of its stroke; and
a hydraulic operator configured to exert force on the actuator to overcome the force of the compressed gas spring assembly to effect opening of the jaws of the drill rod clamping system.

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. 10,364,618

DRILL STRING COMPONENTS RESISTANT TO JAMMING

BLY IP INC., Salt Lake C...

1. A threaded drill string component that resists jamming and cross threading, comprising:a hollow body having a first end, an opposing second end, and a central axis extending through the hollow body; and
a thread positioned on the first end of the hollow body, the thread having a width, wherein:
the thread comprises a plurality of helical turns extending along the first end of the hollow body,
the thread comprises a leading end proximate the first end of the hollow body,
the leading end of the thread is orientated at an acute angle relative to the central axis of the hollow body,
the leading end of the thread faces toward an adjacent turn of the thread,
the leading end of the thread extends the full thread width from a leading edge of the thread to a trailing edge of the thread,
the leading end of the thread comprises a planar surface extending normal to the hollow body,
the thread is tapered relative to the central axis,
the leading edge of the thread defines a clearance flank oriented at an angle of at least 45 degrees relative to a transverse axis that is perpendicular to the hollow body, and
the trailing edge of the thread is oriented at a negative pressure flank angle relative to the transverse axis.

US Pat. No. 10,364,617

SLIP RING WITH A TENSIONED CONTACT ELEMENT

Halliburton Energy Servic...

10. A method for assembling a slip ring comprising a ring assembly and a contact assembly, the method comprising:(a) providing the ring assembly, wherein the ring assembly comprises an electrically conductive ring, wherein the conductive ring has a perimeter, and wherein the conductive ring comprises a conductive ring engagement surface extending around the perimeter of the conductive ring;
(b) providing the contact assembly, wherein the contact assembly comprises a contact block and a contact element, wherein the contact element comprises a first contact element end, a second contact element end, and an electrically conductive contact element engagement surface;
(c) extending the contact element around the conductive ring so that the contact element forms a loop around the conductive ring between the first contact element end and the second contact element end and so that the contact element engagement surface is engaged with the conductive ring engagement surface along an electrical contact section of the loop, wherein the loop has a loop length;
(d) connecting both the first contact element end and the second contact element end with the contact block;
(e) tensioning the contact element against the conductive ring engagement surface, wherein tensioning comprises at least one of adjusting a distance between the contact block and the conductive ring using a device comprising one or more adjustable screws carried by the contact block, and adjusting the loop length of the contact element using a device comprising a contact block clamp carried by the contact block; and
(f) urging the contact element against the conductive ring engagement surface with a biasing mechanism.

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. 10,364,615

BRAZED POLYCRYSTALLINE DIAMOND COMPACT

Suzhou Superior Industria...

1. A process of manufacturing a thermally stable polycrystalline diamond compact comprising:(a) creating a substantially annular thermally stable plate that has an interface surface;
(b) machining a substantially cylindrical substrate that has an non-planar interface surface;
(c) applying a braze to the interface surfaces between the plate and the substrate such that the plate and the substrate are brazed together;
wherein the plate's interface surface is a bottom surface of the plate and the orthogonal inner annular surface, and the substrate's interface surface is a top surface of the substrate that comprises a projection that is substantially an inverted topology of plate's interface surface such that when the braze paste is applied, the two components become a mated pair with at least a portion of the substrate's top surface projecting into an inner annular region of the plate and not being mated with the plate.

US Pat. No. 10,364,614

POLYCRYSTALLINE ULTRA-HARD CONSTRUCTIONS WITH MULTIPLE SUPPORT MEMBERS

Smith International, Inc....

1. A polycrystalline ultra-hard construction for mounting on a tool body comprising:a polycrystalline ultra-hard material body having a first phase of bonded together diamond crystals, and having a plurality of second phases disposed within the first phase, wherein second phases are selected from the group consisting of empty voids, a reaction product with the polycrystalline diamond, a catalyst material used to form the first phase, and combinations thereof;
multiple support members attached to the polycrystalline ultra-hard material body, wherein the multiple support members comprise:
a backside support member that is attached to the polycrystalline ultra-hard material body along a backside surface of the polycrystalline ultra-hard material body by a first braze material; and
a side support member extending circumferentially along a side surface of the backside support member and a side surface of the polycrystalline ultra-hard material body and extending along an axial length of the polycrystalline ultra-hard material body, wherein the side support member is attached to the backside support member and to the polycrystalline ultra-hard material body by a second braze material, said ultra-hard construction being attachable to said tool body.

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. 10,364,612

ROLLER CUTTING ELEMENT CONSTRUCTION

SMITH INTERNATIONAL, INC....

1. A roller cutting element comprising:a diamond-body comprising a matrix phase of intercrystalline bonded diamond, and a plurality of interstitial regions dispersed within the matrix phase;
an infiltration substrate having a first diameter attached to the diamond body;
an extension attached to the infiltration substrate, the extension having a first section having the first diameter and a second section having a second diameter less than the first diameter, wherein the first section is attached to the infiltration substrate, and wherein the second section is integral with the first section; and
a sleeve including a cavity accommodating the second section of the extension therein, the cavity having an opening that is adjacent the first section of the extension.

US Pat. No. 10,364,611

DRILL HEAD FOR EXPANDING A PILOT BORE IN ORDER TO CREATE A BOREHOLE

Herrenknecht, Schwanau (...

1. A drill head for expanding a pilot bore in order to create a borehole having a borehole wall as a result of loosening rock surrounding the pilot bore in the region of a working face, which extends in a substantially right-angled manner to the pilot bore for HDD operation, comprising;a basic body, with a connection element for a pilot bore string;
at least two tool holders for drilling tools, wherein at least one tool holder is on the basic body, wherein at least one tool holder is at a greater spacing radially from the basic body than the at least one other tool holder and at least one outer and one inner drilling tool are movable into engagement with the working face, and wherein the at least one inner drilling tool and the at least one outer drilling tool are each offset at an angle in relation to the working face;
at least a first receiving tool which comprises an additional drilling tool for engaging a region of the working face, wherein the receiving tool is configured to receive the drill cuttings loosened at the working face and removes them from the drilling region and stabilize the drill head from unwanted vertical movement in the horizontal bore; and
at least a second receiving tool for receiving drill cuttings which are located on the bottom horizontal wall of the borehole, the receiving tool comprising a receiving surface at an angle of <20° in relation to the alignment line of the borehole.

US Pat. No. 10,364,610

DURABLE ROCK BIT FOR BLAST HOLE DRILLING

VAREL INTERNATIONAL IND.,...

1. A rock bit for blast hole drilling, comprising:a bit body having a coupling formed at an upper end thereof, a plurality of lower legs, a dome formed between the legs, and a bore formed through the coupling and the dome;
a plurality of skirts, each skirt covering a gap formed between adjacent legs and each skirt mounted to edges of adjacent legs;
a plurality of roller cones, each rotary cone rotatably mounted to a respective bearing shaft of a respective leg;
a row of gage cutters mounted to each roller cone;
a row of inner cutters mounted to each roller cone;
one or more nose cutters mounted to each roller cone; and
a center jet secured in the bore and comprising:
an orifice plate having a plurality of ports or a single port with a plurality of branches, each port or branch aimed at an interface between adjacent roller cones; and
a back flow valve operable to open in response to injection of drilling fluid down the bore and to close for blocking upward flow through the bore,
wherein:
each cutter is an insert, and
inner and outer surfaces of each skirt extend straight across the respective gap.

US Pat. No. 10,364,609

METHOD FOR EXCAVATING MUD LINE CELLAR FOR SUBSEA WELL DRILLING

NOBLE DRILLING SERVICES I...

1. A method for excavating a well cellar, comprising:lowering an excavating apparatus having a cellar liner therein to a bottom of a body of water, the excavating apparatus comprising pads mounted to articulated arms, the arms extendable and retractable to selectively lock the excavating apparatus in place inside the cellar liner, a first motor coupled to a drill bit, the first motor mounted to the excavating apparatus by a pivoting element operable so that an angle of the first motor with respect to a longitudinal axis of the excavating apparatus is controllable during use, means to move the excavating apparatus upwardly and downwardly, and a second motor attached to excavating apparatus enable rotation of the first motor about the longitudinal axis;
excavating the well cellar by operating the excavating apparatus, while contemporaneously lowering the cellar liner into the well cellar until a top of the cellar liner is substantially level with the bottom of the body of water;
excavating a pilot well below a bottom of the cellar using the excavating apparatus; and
inserting a well head support pipe into the pilot well.

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. 10,364,607

WHIPSTOCK ASSEMBLIES WITH A RETRACTABLE TENSION ARM

Halliburton Energy Servic...

7. A method, comprising:conveying a whipstock assembly into a wellbore, the whipstock assembly including a whipstock having a ramped surface, a mill releasably coupled to the whipstock with a shear bolt and providing a mill profile, and a tension arm pivotably coupled to the whipstock and having an engagement head engaged with the mill profile, wherein the engagement head provides an engagement profile defining one or more arm profile features and the mill profile defines one or more mill profile features; and
assuming at least a portion of a tensile load applied to the shear bolt with the tension arm as the whipstock assembly moves within the wellbore, wherein assuming at least a portion of the tensile load applied to the shear bolt with the tension arm comprises:
mating the one or more arm profile features with the one or more mill profile features and thereby preventing relative movement between the engagement profile and the mill profile.

US Pat. No. 10,364,606

SYSTEMS AND METHODS FOR DIRECTIONAL DRILLING

Savant Technologies, LLC,...

1. An underground directional drilling system, comprising:an inner segment assembly, and an outer segment assembly positioned around the inner segment assembly, such that the inner and outer segment assemblies are rotatable independently of one another;
wherein the outer segment assembly comprises a communication segment having a first electrode portion, a second electrode portion, and a gap portion between the first and second electrode portions that provides electrical insulation between the first and second electrode portions;
wherein the system produces a voltage difference between the first and second electrode portions of the communication segment sufficient to cause an electrical pulse to transfer from one of the first and second electrode portions, through the gap portion, and to the other of the first and second electrode portions;
wherein the system is configured to produce a plurality of such electrical pulses to wirelessly communicate drilling related data from an underground drilling location to an above ground location;
wherein one of the inner and outer segment assemblies comprises a magnet holding segment including one or more magnetic devices; and
wherein one of the inner and outer segment assemblies that does not include the magnet holding segment further comprises a magnetic sensor module configured to sense circumferential positioning of the one or more magnetic devices to determine a rotational orientation of the inner segment assembly relative to the outer segment assembly.

US Pat. No. 10,364,605

ROTARY PERCUSSIVE DEVICE

SMITH INTERNATIONAL, INC....

15. A method of providing rotary power to a rotary percussive device, the method comprising:producing a torque using a rotational translator including a rotational stator and rotational rotor;
using the torque to cause the rotational rotor to rotate; and
converting rotation of the rotational rotor to axial motion and thereby causing an axial stator to move axially, the axial stator longitudinally overlapping the rotational stator.

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. 10,364,603

ACCESS CONTROL DEVICE

NOVOMATIC AG, Gumpoldski...

1. An access control device comprising modules including at least one side limit and a plurality of side panels interleaved into each other, and at least one barrier element (5), which is movably mounted on a barrier support and can be moved into a blocking position, in which the barrier element blocks access, and into an access position, in which the access is unblocked, the barrier support having a detachable base plate (22) in contact with a floor or ground, the detachable base plate (22) being anchorage-free and positionally adjustable, the at least one side limit, the plurality of side panels interleaved into each other, and the at least one barrier element (5) mounted on the barrier support having the detachable base plate (22) variably delimiting different spatial areas having varying structural spatial elements, said modules bounded by posts that define a portal (2).

US Pat. No. 10,364,602

SPRING PRE-TENSIONING DEVICE FOR ROLL BLIND

Jae-Suk KWAK, Paju-si, G...

1. A spring pre-tensioning device for a roll blind, the pre-tensioning device comprising:a rotation shaft including
a threaded part having a predetermined length and provided on an outer circumferential surface of a first side of the rotation shaft,
a locking groove provided at an end of a second side of the rotation shaft, and
a restraining protrusion provided on the outer circumferential surface of the rotation shaft and disposed at an end of the threaded part;
a restraining nut engaged with the threaded part of the rotation shaft, wherein the restraining protrusion provided at the end of the threaded part prevents the restraining nut from moving out of the threaded part toward the second side of the rotation shaft;
a restraining body fitted over the outer circumferential surface of the rotation shaft and including
a shaft insertion hole formed along a central axis of the restraining body,
a locking protrusion provided on an outer circumferential surface of a first side of the restraining body, and
a nut insertion hole formed in a second side of the restraining body along the central axis thereof such that the restraining nut is inserted in the nut insertion hole; and
a spring of which a first end is locked by the locking protrusion of the restraining body and a second end is coupled to the locking groove of the rotation shaft,
wherein the restraining body is configured to apply a predetermined pretension value to the spring, and the restraining nut is locked by the restraining protrusion to retain the predetermined pretension of the spring.

US Pat. No. 10,364,601

PHOTOVOLTAIC SOLAR SHADE

KARMA AUTOMOTIVE LLC, Ir...

11. A solar shade assembly for a vehicle, the solar shade assembly comprising:a solar shade including a continuous photovoltaic sheet configured to generate an electrical current using sunlight; and
a roller assembly including a housing for storing the photovoltaic sheet such that the photovoltaic sheet is capable of being unfurled from the roller assembly;
a pocket mounted on a surface of the photovoltaic sheet, wherein the pocket is configured to retain a mobile electronic device;
a power converter located in the roller assembly and configured to receive the electrical current;
wherein the power converter is configured to provide power to the pocket for charging a mobile device placed within the pocket; and
wherein the power converter is configured to provide power to the roller assembly to drive furling of the photovoltaic sheet into the roller assembly housing.

US Pat. No. 10,364,600

BELT TENSIONING DEVICE FOR A HOLLOW BLIND

INTIGRAL, INC., Walton H...

1. A belt tensioning device for a hollow blind comprising:a holder seat equipped with a lower belt gear on the top portion of the holder,
wherein the holder seat is in clearance fit with a lumen of a side frame of the hollow blind and is provided with a group of V-shaped slots from top to bottom therein and a plurality of clips, wherein each V-shaped slot is formed from two intersecting sloped sides that meet a vertex and wherein each V-shaped slot is equipped with one of the plurality of clips therein, the plurality of clips each having a width slightly larger than the width of the lumen of the side frame of the hollow blind when bent, and wherein opposite ends of each of the plurality of clips interact with the lumen of the side frame of the hollow blind, such that the holder seat is movable in a first direction along a longitudinal axis of the lumen, and the holder seat is prevented from moving in an opposite second direction along the longitudinal axis.

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. 10,364,597

GESTURE ACCESS AND OBJECT IMPACT AVOIDANCE SYSTEM FOR A MOTOR VEHICLE

ADAC Plastics, Inc., Gra...

1. A gesture access and object impact avoidance system for a motor vehicle, comprising:at least one radar signal transmitter configured to be mounted to the motor vehicle and responsive to activation thereof to emit radar signals,
at least one radar signal receiver configured to be mounted to the motor vehicle and to produce radar detection signals, the radar detection signals including at least one reflected radar signal in response to detection by the at least one radar signal receiver of at least one of the emitted radar signals reflected by an object toward the at least one radar signal receiver,
at least one processor operatively connected to the at least one radar transmitter and the at least one radar receiver, the at least one processor programmed to activate the at least one radar signal transmitter and to be operable in either of (i) a gesture access mode to control an actuator associated with an access closure of the motor vehicle to lock, unlock, open or close the access closure in response to an object within a sensing region of the at least one radar signal receiver exhibiting a predefined gesture, and (ii) an object impact avoidance mode to activate a warning device or control an actuator associated with an impact avoidance device of the motor vehicle in response to an object being within a predefined distance of the at least one radar signal receiver, and
at least one memory having instructions stored therein executable by the at least one processor to cause the at least one processor to be responsive to the motor vehicle disabled from moving to operate in the gesture access mode, and to be responsive to the motor vehicle moving or enabled to move to operate in the object impact avoidance mode.

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. 10,364,593

CLOSURE RELEASE DEVICE

GM GLOBAL TECHNOLOGY OPER...

1. A closure release device, comprising:a housing fixedly attached to a closure;
an actuating lever rotatably disposed on an axis of rotation on the housing;
a crank lever rotatably disposed on the axis of rotation;
a coupling member to selectively couple the actuating lever to the crank lever for rotation therewith;
a shape memory alloy (SMA) actuator to selectively cause the coupling member to selectively couple the actuating lever to the crank lever wherein the SMA actuator is electrically actuated, and the crank lever is to connect to a latch to selectively release or engage the latch in response to a coupling state of the actuating lever with the crank lever and an actuation state of the actuating lever;
an SMA actuator module attachable to the crank lever, the SMA actuator module including an enclosure having the SMA actuator arranged therein; and
a seal disposed on the SMA actuator module to seal against the actuating lever wherein the actuating lever presents a constant radius at an interface with the seal to maintain contact between the seal and the actuating lever during movement of the actuating lever,
wherein the coupling state has a coupled state corresponding to an unlocked state of the closure, and wherein the coupling state has an uncoupled state corresponding to a locked state of the closure.

US Pat. No. 10,364,592

SENSOR ASSEMBLIES FOR LOCKS

Schlage Lock Company LLC,...

1. A locking assembly, comprising:a case;
a first hub rotatably mounted in the case and having a first home position and a first rotated position;
a second hub rotatably mounted in the case and having a second home position and a second rotated position;
a locking member aligned with the first hub and having a locking position wherein rotation of the first hub is prevented, and having an unlocking position wherein rotation of the first hub is enabled; and
a sensor assembly, including:
a first sensor associated with the first hub and operable to transmit a first signal in response to one of the first home position and the first rotated position, wherein the first sensor comprises a first microswitch including a first body, at least one first terminal, and a first leaf spring associated with the first hub;
a second sensor associated with the second hub and operable to transmit a second signal in response to one of the second home position and the second rotated position, wherein the second sensor comprises a second microswitch including a second body, at least one second terminal, and a second leaf spring associated with the second hub;
a third sensor associated with the locking member and operable to transmit a third signal in response to one of the locking position and the unlocking position, wherein the third sensor comprises a third microswitch including a third body, at least one third terminal, and a third leaf spring associated with the locking member; and
a printed circuit board on which terminals of each of the first, second, and third sensors are mounted;
wherein each terminal is electrically connected to a controller of a control circuit;
wherein the third sensor is mounted on the printed circuit board between the first sensor and the second sensor to form a single unit; and
wherein the third leaf spring is bent about the third body such that an engaging segment of the third leaf spring extends longer than the first leaf spring and the second leaf spring and is positioned between the third body and the locking member.

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. 10,364,589

BARRIER

COCHRANE STEEL PRODUCTS (...

1. A barrier having a plurality of elongate vertically extending supports which are respectively spaced apart from one another along a barrier line, the barrier comprising:a plurality of first mesh panels, wherein a respective first mesh panel is secured to and extends between a first support and an adjacent second support of the plurality of supports, the first mesh panels each having first and second vertically extending edges fixed respectively to the first and second supports and upper and lower horizontally extending edges, and
in respect of each of said plurality of first mesh panels, a respective deterrent structure fabricated separately from the first mesh panels, and opposing at least a part of each of the first mesh panels and secured to at least one of the plurality of first mesh panels, and the first and second supports,
wherein the first mesh panels each include a plurality of horizontally extending reinforcing formations vertically spaced apart from one another, wherein each formation is generally V- or U-shaped in cross-section, and
wherein the deterrent structure is positioned between an adjacent two of the horizontally extending reinforcing formations.

US Pat. No. 10,364,588

SHELTER SYSTEM

Go Papa, LLLP, Littleton...

1. A shelter system, comprising:a collapsible shelter comprising:
a number of vertical support legs extending substantially perpendicular to a collapsible truss section interconnecting the number of vertical support legs;
a canopy securable to the collapsible truss section of the collapsible shelter, wherein the canopy includes:
an arcuate interface spanning from a first vertical support leg to an adjacent second vertical support leg; and
an attachment mechanism to releasably engage the canopy and arcuate interface with the first vertical support leg; and
a connection member to connect the canopy to a separate self-supporting tent structure by engaging with the arcuate interface, wherein the connection member includes a flysheet portion separate from the separate self-support tent structure.

US Pat. No. 10,364,587

EMERGENCY SHELTER

Extremis Technology Ltd.,...

1. A building that is adaptable between a first normal configuration and a second wind-resistant configuration by relative movement of at least two space enclosing elements of the building, wherein the first configuration defines a first internal volume and the second configuration defines a second internal volume less than the first internal volume,wherein the first configuration comprises:
a first roof element moveable relative to at least one structurally supporting part of the building, said first roof element being one of the at least two space enclosing elements and which in the first configuration has a first roof angle to the horizontal; and
an adjacent first side wall element being one of the at least two space enclosing elements, at least a portion of which is moveable relative to at least one structurally supporting part of the building, said first side wall element in the first configuration having a first side wall angle to the horizontal; and
wherein the second configuration comprises a composite roof-wall arrangement having a roof component derived from at least a portion of the first roof element and a side wall component derived from at least a portion of the first side wall element, wherein the angle to the horizontal of each of the roof component and the wall component of the composite roof-wall arrangement in the second configuration are intermediate between the first roof angle of the first roof element in the first configuration and the first wall angle of the first wall element of the first configuration.

US Pat. No. 10,364,586

POOL CLEANER IMPELLER SUBASSEMBLY

Hayward Industries, Inc.,...

1. A pool cleaner for a pool or spa, comprising:a canister that collects and retains debris from water being cleaned by the pool cleaner, including an inlet, a top, and a bottom having an opening, the canister having an inner chamber, an outlet being provided proximal the top;
an impeller subassembly that expels the cleaned pool water from the outlet into the pool or spa, comprising:
a sleeve having a first end and a second end;
a shaft including a first end and a second end, the shaft positioned within the sleeve, the shaft being rotatable within the sleeve;
an impeller engaged with the first end of the shaft; and
a guard secured to the sleeve proximal the outlet,
at least a portion of the impeller subassembly being positioned within the inner chamber with the sleeve and shaft extending therethrough with the second end of the sleeve being adjacent the opening;
wherein the guard can be disengaged allowing the impeller subassembly to be removed from the inner chamber as a single unit.

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.