US Pat. No. 10,598,064

HIGH POWER DENSITY INSULATED EXHAUST HEATING SYSTEM

Watlow Electric Manufactu...

1. A heating apparatus for an exhaust gas system haying a container body, the heating apparatus comprising:at least one heater element within the container body, the at least one heater element including a resistance wire, a sheath, and an insulating material, the sheath having a cylindrical shape that extends along a tortuous path through the container body and circumferentially surrounds the resistance wire along the tortuous path, the insulating material disposed about the resistance wire radially between the resistance wire and the sheath; and
a support member disposed inside the container body and configured for restricting movement of the at least one heater element in the container body, the support member defining a tortuous geometry that follows the tortuous path while contacting opposed sides of the sheath along a majority of a length of the sheath,
wherein the insulating material electrically insulates the resistance wire from the sheath,
wherein the support member increases heat transfer from the at least one heater element to an exhaust gas flowing through the container body,
wherein the at least one heater element has a spiral shape and the support member includes a strip formed into a spiral shape conforming to the spiral shape of the at least one heater element.

US Pat. No. 10,598,063

EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE

Toyota Jidosha Kabushiki ...

1. An exhaust purification system of an internal combustion engine, comprising:an exhaust purification catalyst provided in an exhaust passage of the internal combustion engine and carrying a catalyst precious metal;
a NOx sensor provided in the exhaust purification catalyst or in the exhaust passage at a downstream side of the exhaust purification catalyst in a direction of flow of exhaust;
an air-fuel ratio sensor provided in the exhaust passage at the downstream side of the exhaust purification catalyst in the direction of flow of exhaust; and
a control device for controlling a target air-fuel ratio of exhaust gas flowing into the exhaust purification catalyst and estimating a state of the exhaust purification catalyst based on an output of the NOx sensor,
wherein the control device is configured to alternately set the target air-fuel ratio to a rich air-fuel ratio richer than a stoichiometric air-fuel ratio and a lean air-fuel ratio leaner than the stoichiometric air-fuel ratio, and switch the target air-fuel ratio from a rich air-fuel ratio to a lean air-fuel ratio when the air-fuel ratio of exhaust gas detected by the air-fuel ratio sensor becomes equal to or less than a rich judged air-fuel ratio richer than the stoichiometric air-fuel ratio, and
wherein the control device is configured to estimate a degree of irreversible deterioration of the exhaust purification catalyst accompanying sintering of the catalyst precious metal, not based on the output of the NOx sensor when the air-fuel ratio of exhaust gas flowing into the exhaust purification catalyst is a lean air-fuel ratio, but based on the output of the NOx sensor when the air-fuel ratio of exhaust gas flowing into the exhaust purification catalyst is a rich air-fuel ratio, in a first deterioration degree estimation control.

US Pat. No. 10,598,062

EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE

Toyota Jidosha Kabushiki ...

1. An exhaust purification system of an internal combustion engine comprising:a filter arranged in an exhaust passage of the internal combustion engine and trapping particulate matter contained in exhaust gas,
an oxidation catalyst arranged in the exhaust passage at an upstream side from the filter in a direction of exhaust flow,
a fuel feed device comprising one or more of an exhaust fuel injector and a cylinder fuel injector feeding fuel to the oxidation catalyst, and
a control device configured to control the feed of fuel by the fuel feed device, wherein the control device is configured to feed liquid state fuel from the fuel feed device to the oxidation catalyst so as to remove particulate matter deposited on the oxidation catalyst when judging that a percentage of soluble organic fractions (SOF) in particulate matter deposited on the oxidation catalyst is a predetermined value or less.

US Pat. No. 10,598,061

METHODS AND SYSTEMS FOR A DIESEL OXIDATION CATALYST

Ford Global Technologies,...

8. A method for an engine driven vehicle, comprising:regenerating a particulate filter without adjusting engine operating parameters during a first mode;
facilitating the particulate filter regeneration with oxygen by adjusting the engine operating parameters to increase an exhaust gas temperature by a first magnitude during a second mode, where an exhaust gas flow rate is lower than a lower threshold flow rate; and
facilitating the particulate filter regeneration with NO2 by adjusting the engine operating parameters to increase the exhaust gas temperature by a second magnitude during a third mode, where the NO2 is produced by at least a diesel oxidation catalyst located upstream of the particulate filter, where the diesel oxidation catalyst comprises a washcoat having a zirconium oxide substrate and at least a manganese oxide and a palladium oxide, and where the exhaust gas flow rate is within a range between the lower threshold flow rate and an upper threshold flow rate; where
the first magnitude is greater than the second magnitude.

US Pat. No. 10,598,060

METHODS AND SYSTEMS FOR REMOVING MOISTURE FROM ENGINE EXHAUST SYSTEM

Ford Global Technologies,...

17. A system, comprising:a vehicle, including an autonomous vehicle and/or a hybrid vehicle;
an electric machine coupled to a battery for propelling the vehicle;
an engine including one or more cylinders, an intake manifold, and an exhaust manifold;
an intake passage including a compressor, a charge air cooler (CAC) downstream of the compressor, and an intake throttle downstream of the CAC;
a conduit coupled to the intake passage downstream of the compressor and upstream of the CAC, the conduit including a motor-driven electric compressor;
an electric compressor bypass valve coupled at a junction of the intake passage and the conduit;
one or more sensors including each of an ambient humidity sensor coupled to the intake manifold and an exhaust temperature sensor coupled to the exhaust manifold;
one or more cameras to capture images of a windshield;
an exhaust gas recirculation (EGR) passage coupling the exhaust manifold to the intake manifold, downstream of the compressor, the EGR passage including an EGR valve; and
a controller with computer readable instructions stored on non-transitory memory to:
estimate a moisture level in the exhaust manifold at an end of a drive cycle based on one or more images of the windshield, an ambient humidity as estimated via the ambient humidity sensor, a duration of engine operation, and a variation in exhaust temperature during the drive cycle; and
in response to a higher than threshold moisture level, during an immediately subsequent vehicle key-off condition, operate the electric compressor to route compressed air through the exhaust manifold to remove moisture from the exhaust manifold.

US Pat. No. 10,598,059

SLOTTED SNAP-ACTION VALVE ASSEMBLY FOR EXHAUST SYSTEM

Tenneco Automotive Operat...

1. A snap-action valve assembly for an exhaust system comprising:a first conduit extending along a central axis from a junction end to a distal end, said first conduit having a first conduit wall with an outside surface and an inner mating surface;
a second conduit extending co-axially with said central axis between an insertion end and a proximal end, said second conduit having a second conduit wall with an inner surface and an outer mating surface;
said first and second conduits cooperating to define an exhaust passageway therein that extends from said proximal end of said second conduit to said distal end of said first conduit;
a valve flap disposed within said first conduit for controlling exhaust flow through said exhaust passageway;
a shaft supporting said valve flap in said first conduit for rotation about a pivot axis between a closed position and an open position;
first and second bushings supporting said shaft on said first conduit, each of said first and second bushings including a shaft opening that receives said shaft;
said insertion end of said second conduit being received in said junction end of said first conduit such that said outer mating surface of said second conduit faces said inner mating surface of said first conduit;
said first conduit including first and second slots, each of said first and second slots extending through said first conduit wall from an open slot end positioned at said junction end of said first conduit to a closed slot end that is longitudinally spaced from said junction end of said first conduit a distance greater than said first bushing extends in a direction parallel to said central axis; and
said first and second bushings being disposed within said first and second slots respectively between said insertion end of said second conduit and said closed slot ends of said first and second slots.

US Pat. No. 10,598,058

FLUIDIC PCV VALVE ASSEMBLY AND SYSTEM

DLHBOWLES, INC., Canton,...

1. A valve assembly comprising:a body defining a fluid passage comprising:
an inlet in communication with an inlet chamber including a first port, a power nozzle, and a second port;
a interaction chamber downstream of the power nozzle; said interaction chamber including a radial interaction wall and a tangential interaction wall opposite from the radial interaction wall;
a bypass channel in communication with the inlet chamber and the interaction chamber;
a swirl chamber in communication with the interaction chamber and an outlet;
wherein the assembly is configured to automatically switch between a low flow mode and a high flow mode based of fluid or gas flow through the fluid passage.

US Pat. No. 10,598,057

OIL SUPPLY CIRCUIT OF AN ENGINE

Ford Global Technologies,...

1. A system, comprising:a rising oil line from a cylinder block to a cylinder head of an engine;
a main oil line in the cylinder head; and
an oil siphon system including a reservoir positioned between, and having at least one portion at a lower elevation than both a section of the rising oil line and a section of the main oil line so that oil flows into, and remains in, the reservoir when the engine is shut-off;
wherein the rising oil line extends through the cylinder head and supplies oil to the main oil line; and
wherein the reservoir is positioned entirely within the cylinder head and wherein the reservoir extends horizontally across the cylinder head.

US Pat. No. 10,598,056

INTERNAL COMBUSTION ENGINE

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

1. An internal combustion engine, comprising:a cylinder head;
a combustion chamber recess formed in the cylinder head;
an intake passage and an exhaust passage formed in the cylinder head and communicating with the combustion chamber recess;
a head oil passage formed in the cylinder head, and having a first end communicating with an oil pump and a second end opening out at a sliding contact surface of a valve actuating mechanism provided in the cylinder head; and
an oil jacket formed in the cylinder head in a path of the head oil passage so as to at least partly surround the exhaust passage,
wherein the oil jacket is provided with a larger cross sectional area than an adjoining part of the head oil passage; and
wherein the cylinder head is provided with a plurality of combustion chamber recesses, and the exhaust passage includes a plurality of branch passages communicating with the respective combustion chamber recesses, and a collecting passage connected to downstream ends of the branch passages and opening out at a side of the cylinder head, the oil jacket being positioned adjacent to the collecting passage.

US Pat. No. 10,598,055

VARIABLE VALVE OPERATING APPARATUS

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

1. A variable valve operating apparatus comprising:a camshaft rotatably mounted in a cylinder head superposed on a cylinder block of an internal combustion engine, the camshaft being rotatable by drive power transmitted from the internal combustion engine through a cam chain;
a cam carrier in the form a hollow cylindrical member relatively non-rotatably and axially slidably fitted around the camshaft and including, on an outer circumferential surface thereof, a plurality of cam lobes having different cam profiles and disposed axially adjacent to each other; and
a cam switching mechanism for axially moving the cam carrier to switch the cam lobes to act on an engine valve;
wherein the cam switching mechanism includes:
a lead groove formed in an outer circumferential surface of the cam carrier and extending fully circumferentially therearound;
a switching pin capable of being advanced to engage in and retracted to disengage from the lead groove;
a first switching drive shaft disposed parallel to the camshaft to be movable longitudinally thereof so as to cooperate with the switching pin to constitute a cam mechanism for advancing and retracting movements of the switching pin, in such a manner that the advancing movement causes the switching pin to engage in the lead groove so as to axially move the cam carrier while rotating, to switch the cam lobes to act on the engine valve; and
an actuator for longitudinally moving the switching drive shaft, the actuator including an actuator drive body which is linearly reciprocally movable and is coupled to a longitudinal end of the first switching drive shaft for longitudinally moving the switching drive shaft, the actuator being disposed opposite a cam chain compartment which houses the cam chain therein, in axial directions of the camshaft.

US Pat. No. 10,598,054

VARIABLE RATIO ROCKER ARM SYSTEM

9. A rocker arm system comprising:a rocker arm extending from a first end to a second end, the first end configured to receive a movement input and the second end configured to deliver a movement output;
a bearing cap against which the rocker arm is configured to react to deliver the movement output in response to the movement input, the bearing cap including a load surface facing the rocker arm that defines a trajectory of the rocker arm; and
a lift adjuster engaging the bearing cap on a side opposite the rocker arm, the lift adjuster configured to force the bearing cap toward the rocker arm to adjust the rocker arm system.

US Pat. No. 10,598,053

PHASE CONTROL APPARATUS AND METHOD FOR OPERATION THEREOF

Ford Global Technologies,...

1. A phase control apparatus for a camshaft, comprising:a locking plate including a drive wheel, a pin recess, and a ramped channel opening into the pin recess, the ramped channel increasing channel depth in a direction extending toward the pin recess;
a housing coupled to the locking plate;
a vane rotor including a vane and positioned in a hydraulic chamber of the housing; and
a locking pin positioned within a bore of the vane and movable into a locked position where the locking pin engages with the pin recess.

US Pat. No. 10,598,052

BALANCED-PRESSURE MULTI-COMPARTMENT VESSEL, THERMODYNAMIC ENERGY CONVERTER AND OPERATING METHOD

Thermoelectric Industrial...

1. A volume element (10a, 10b, 20a, 20b) for enclosing a working medium (102) inside an inner volume of variable size, including a wall that divides the inner volume into heat exchanger compartments (110, 111, 120, 121) and a working compartment (200, 201), comprising:a partition (230, 231, 233, 234) is formed inside the working compartment (200, 201) which divides the working compartment (200, 201) into a working chamber (210, 211) supplied with the working medium (201) and a force transmission chamber (212, 213) supplied with a displacement fluid (202), wherein
the heat exchanger compartments (110, 111, 120, 121) and the working chamber (210, 211) are fluidly interconnected such that the working medium (102) inside the volume element (10a, 10b, 20a, 20b) has the same pressure, and
each of the heat exchanger compartments (110, 111, 120, 121) is connected to the working chamber (210, 211) via an inlet, and an outlet that is formed separately from the inlet,characterized in that the inlet or the outlet is connected between each of the respective heat exchanger compartments (110, 111, 120, 121) and the working chamber (210, 211), andat least one device (220) for influencing the flow of working medium (102) through the heat exchanger compartments (110, 111, 120, 121) so as to prevent a flow through at least one of the heat exchanger compartments (110, 111, 120, 121) and to support a flow through at least one other heat exchanger compartment (110, 111, 120, 121).

US Pat. No. 10,598,051

ENERGY STORAGE SYSTEM

1. A chemisorption based energy storage device comprising:a first chemical reactor containing a first sorbent material and a second chemical reactor containing a second sorbent material, the first and second chemical reactors being in mutual fluid connection such that a refrigerant fluid can flow from the first chemical reactor to the second chemical reactor, and from the second chemical reactor to the first chemical reactor, the first and second chemical reactors being further provided with means for putting heat in to, or taking heat out of, the first and/or the second chemical reactors;
a heat exchanger module, the heat exchanger module being configured to select from a plurality of available heat sources, a heat source having the highest temperature; and
an expander module selectively connected to the first chemical reactor and the second chemical reactor via the heat exchanger module;
wherein the heat source is arranged to heat the refrigerant fluid prior to the refrigerant fluid passing through the expander module, and
wherein the heat exchanger is configured to recover a surplus heat from the highest temperature heat source, and the expander module is configured to expand the refrigerant fluid;
wherein the means for putting heat in to, or taking heat out of, the first and/or the second chemical reactors provides a flow of refrigerant fluid between the expander module and the first and second chemical reactors, and
wherein the expander module is operable to expand the refrigerant fluid to provide a variable work output depending on energy storage requirements.

US Pat. No. 10,598,050

SCISSOR TYPE COMPRESSION AND EXPANSION MACHINE USED IN A THERMAL ENERGY RECUPERATION SYSTEM

Valeo Systemes Thermiques...

1. A compression and expansion machine comprising:a body with at least one chamber about an axis of symmetry;
pistons rotating about the axis of symmetry and dividing the chamber into cells rotating with the pistons; and
a coordination device for coordinating the movement of the pistons, the coordination device configured so that, during one rotation cycle, each of the cells performs at least one first expansion/contraction cycle corresponding to a stage of compressing a first stream of gas passing through said each of the cells, and at least one second expansion/contraction cycle corresponding to a stage of expanding a second stream of gas passing through said each of the cells,
wherein the body further comprises a gas inlet opening and a gas outlet opening for each expansion/contraction cycle of said each of the cells, and
wherein a passage cross-section of the gas inlet opening of the at least one first expansion/contraction cycle is larger than a passage cross-section of the outlet opening of the at least one first expansion/contraction cycle, and a passage cross-section of the gas inlet opening of the at least one second expansion/contraction cycle is smaller than a passage cross-section of the outlet opening of the at least one second expansion/contraction cycle.

US Pat. No. 10,598,049

EVAPORATOR WITH INTEGRATED HEAT RECOVERY

Enviro Power, Inc., Hart...

1. An evaporator with integrated heat recovery, said evaporator comprising:a housing;
a combustion chamber within said housing, said combustion chamber surrounding a fuel burner combusting fuel to generate heat and a flow of heated combustion gasses;
a vapor tube arranged in said combustion chamber, said vapor tube having an inlet end receiving a flow of operating fluid which absorbs heat from said heated combustion gasses and transitions to vapor, which leaves said vapor tube at an outlet end;
an exhaust gas heat exchanger within said housing and comprising a plurality of exhaust tubes receiving said flow of heated combustion gasses from said combustion chamber;
a coolant jacket inside said housing at least partially surrounding said combustion chamber and in fluid communication with said exhaust gas heat exchanger,
wherein coolant enters said housing and circulates through said exhaust gas heat exchanger and said coolant jacket before leaving said housing.

US Pat. No. 10,598,048

AUXILIARY ROTATION DEVICE FOR A GAS TURBINE ENGINE AND A METHOD OF COOLING A ROTOR OF A GAS TURBINE ENGINE USING AN AUXILIARY ROTATION DEVICE

ROLLS-ROYCE plc, London ...

1. A gas turbine engine comprising an auxiliary rotation device, the auxiliary rotation device comprising:an electric machine configured to be coupled to a rotor of the gas turbine engine; and
a dedicated electrical storage device coupled to the electric machine;
wherein:
during a period of powered operation of the gas turbine engine the electric machine is configured to act as a generator so as to charge the dedicated electrical storage device and following the period of powered operation of the gas turbine engine the electric machine is configured to act as a motor by discharging the dedicated electrical storage device so as to cause the rotor to rotate for a period of time to provide even cooling of the rotor around its circumference;
the electric machine ceases to rotate the rotor when the dedicated electrical storage device is discharged such that insufficient charge remains to rotate the rotor; such that the period of time over which the rotor rotates is determined by the capacity of the dedicated electrical storage device; and
the dedicated electrical storage device is configured to hold a predetermined amount of electrical energy to provide a predetermined amount of rotation.

US Pat. No. 10,598,047

LOW-POWER BOWED ROTOR PREVENTION SYSTEM

UNITED TECHNOLOGIES CORPO...

1. A bowed rotor prevention system for a gas turbine engine, the bowed rotor prevention system comprising:a core turning motor configured to drive rotation of an engine core of the gas turbine engine; and
an auxiliary electric motor control configured to:
control the core turning motor to drive rotation of the engine core using electric power while a full authority digital engine control (FADEC) that controls operation of the gas turbine engine is either depowered or in a power state that is less than a power level used by the FADEC in flight operation, and
report a success status to the FADEC indicating whether a bowed rotor prevention process was successfully or unsuccessfully completed;
wherein the FADEC is configured to perform a dry motoring process at start-up based on the report from the auxiliary electric motor control indicating that a bowed rotor prevention process was unsuccessfully completed using the core turning motor, the dry motoring process comprising actively adjusting a starter valve by the FADEC to deliver air pressure from an air supply to an air turbine starter that drives rotation of a starting spool of the engine core to a dry motoring speed that is lower than a starting speed.

US Pat. No. 10,598,046

SUPPORT STRAPS AND METHOD OF ASSEMBLY FOR GAS TURBINE ENGINE

United Technologies Corpo...

1. A method of assembling a portion of a gas turbine engine, comprising:assembling a plurality of static structure rings;
attaching a plurality of support straps to an outer diameter of the plurality of static structure rings to form a cartridge; and
inserting the cartridge at least partially into an outer case assembly along an engine axis.

US Pat. No. 10,598,045

TURBINE RING ASSEMBLY

Safran Aircraft Engines, ...

1. A turbine ring assembly comprising a ring support structure and a plurality of ring sectors, wherein the plurality of ring sectors form a turbine ring, each ring sector having, in a section plane defined by an axial direction and a radial direction of the turbine ring, a portion forming an annular base with, in the radial direction of the turbine ring, an inside face defining an internal face of the turbine ring and an outside face from which a first and a second attachment tab protrude, the ring support structure having a central annulus and a one-piece annular flange, wherein a first radial tab protrudes from the one-piece annular flange and a second radial tab protrudes from the central annulus, wherein the first and second attachment tabs of each ring sector are held between the first radial tab protruding from the one-piece annular flange and the second radial tab protruding from the central annulus,wherein the one-piece annular flange is fastened in a removable manner to the central annulus of the ring support structure, the annular flange having a first end that is free, a second end coupled to the central annulus of the ring support structure, and a plurality of attachment hooks that protrude from the second end of the annular flange and engage with at least one compartment included in the central annulus of the ring support structure in order to hold the annular flange in position, the annular flange comprising a first and a second attachment hook that each protrude from the second end of the annular flange in the axial direction of the turbine ring, the first and second attachment hooks being spaced apart in the radial direction of the turbine ring, the central annulus of the ring support structure comprising two attachment compartments that engage with the first and second attachment hooks of the annular flange in order to hold the annular flange in position in the radial direction of the turbine ring.

US Pat. No. 10,598,044

OIL JET FOR TURBINE ENGINE WITH HOUSING INCLUDING SEALING MEMBRANE

Safran Transmission Syste...

1. An oil jet for a turbine engine, the oil jet comprising:a body including a circulation pipe for a flow of a pressurized fluid, wherein the body includes a first part and a second part between which a resiliently deformable membrane is inserted, wherein the deformable membrane deforms between a sealed position in which it prevents circulation of the fluid in the circulation pipe and a position in which it allows circulation of fluid in the circulation pipe, the second part including bearing means configured to exert a force on the deformable membrane positioned in a direction that is opposite to the circulation of fluid so as to preload the deformable membrane in the sealed position, said bearing means comprising a convex bulge resting on a central portion of the deformable membrane, the convex bulge having a substantially hemispherical outer surface.

US Pat. No. 10,598,043

TURBOCHARGER

MAN Energy Solutions SE, ...

1. A turbocharger comprising:a turbine for expanding a first medium, the turbine comprising a turbine housing and a turbine rotor,
a compressor for compressing a second medium utilizing energy extracted in the turbine during the expansion of the first medium, the compressor comprising a compressor housing and a compressor rotor coupled to the turbine rotor via a shaft,
a bearing housing arranged between the turbine housing and the compressor housing, both the turbine housing and the compressor housing connected to the bearing housing,
at least one bearing for mounting the shaft in the bearing housing, the at least one bearing comprising a bearing bush mounted in the bearing housing in a rotationally fixed manner, wherein between the bearing bush and the bearing housing a radially outer lubricating gap and between the bearing bush and the shaft a radially inner lubricating gap is formed, and
wherein both axial ends of the bearing bush on a radially outer section of the bearing bush, have a greater axial extent than on a respective radially inner section of the bearing bush.

US Pat. No. 10,598,042

GAS TURBINE RING SEGMENT HAVING SERIALLY CONNECTED COOLING HOLES AND GAS TURBINE INCLUDING THE SAME

1. A gas turbine ring segment for a gas turbine comprising a rotor rotating about an axis, a housing containing the rotor to be rotatable, and a stationary wing ring disposed on an inner circumferential portion of the housing to be annular about the axis, a plurality of the gas turbine ring segments being disposed on the gas turbine to be dividable in a circumferential direction,the gas turbine ring segment comprising a cooling hole structure comprised of cooling holes arranged along an outer circumferential surface and spaced apart from each other at predetermined distances to allow an inside to communicate with an outside,
wherein each of the cooling holes comprises a first cooling hole and a second cooling hole having different diameters, the first cooling hole and the second cooling hole being connected serially to each other and having a straight structure from outside the gas turbine ring to the inside,
wherein the first cooling hole is located adjacently to a center of the gas turbine ring segment, and the second cooling hole is located adjacently to an outer circumferential surface of the gas turbine ring segment to communicate with the first cooling hole,
wherein a length of the first cooling hole ranges from 10% to 20% of a length of the second cooling hole, and
wherein a flow rate of refrigerant flowing through each of the cooling holes is controlled using the first or second cooling hole having a smaller diameter.

US Pat. No. 10,598,041

INLET PERFORMANCE MEASUREMENT SYSTEM FOR GAS TURBINE ENGINE

UNITED TECHNOLOGIES CORPO...

1. A performance measurement system of an inlet of a gas turbine engine comprising:a probe strut installed to a case strut of an inlet case of a gas turbine engine, including:
one or more probes extending therefrom configured to measure one or more characteristics of an airflow past the one or more probes;
a first attachment point configured to secure the probe strut to a hub portion of the inlet case; and
a second attachment point configured to secure the probe strut to an outer case portion of the inlet case;
a data acquisition module disposed at a central longitudinal axis of the inlet and operably connected to the probe to collect sensed data therefrom;
wherein the probe strut and the data acquisition module are configured to be installed, removed, and/or relocated without removal of the inlet case from the gas turbine engine.

US Pat. No. 10,598,040

METHOD, SYSTEM AND COMPUTER PROGRAM FOR MONITORING A TURBOMACHINE START-UP SEQUENCE BY MONITORING THE SPEED OF THE HIGH-PRESSURE SPOOL

SAFRAN AIRCRAFT ENGINES, ...

1. A method for monitoring a start-up sequence of a turbomachine that comprises a compressor equipped with a rotor, a starter capable of driving the rotor in rotation and a combustion chamber, the start-up sequence comprising a first phase that terminates at an instant at which fuel is injected into the combustion chamber and during which the starter is controlled to increase the rotation speed of the rotor, and a second phase after the first phase that terminates when the starter stops driving the rotor, the method including the steps of:acquiring signal representative of the rotation speed of the rotor during the start sequence, and
detecting an instant at which there is a sudden change in the variation of said signal with time, the sudden change instant thus detected being deemed to be the instant at which an air-fuel mix is ignited in the combustion chamber,
wherein said detecting includes:
determining a first variation regression curve that fits on the signal acquired during the first phase;
determining a second variation regression curve (RP2) that fits on the signal acquired during the second phase;
identifying the instant of ignition of the air-fuel mix in the combustion chamber using the intersection (I) of the first and the second regression curves.

US Pat. No. 10,598,039

DEVICE FOR THE INDIVIDUAL ADJUSTMENT OF A PLURALITY OF VARIABLE-PITCH RADIAL STATOR VANES IN A TURBOMACHINE

SAFRAN AIRCRAFT ENGINES, ...

1. A device for adjusting the pitch of at least one annular row of stator vanes for a turbine engine module, the device comprising:a first control ring mounted to rotate about an axis of the turbine engine;
a plurality of connecting rods configured for connecting said first control ring to the stator vanes of said at least one annual row of stator vanes; and
a second control ring mounted to rotate about said axis,
wherein each stator vane is simultaneously connected to said first and second control rings by a set of at least two connecting rods of said plurality of connecting rods configured to independently adjust the pitch of said stator vanes.

US Pat. No. 10,598,038

LABYRINTH SEAL WITH VARIABLE TOOTH HEIGHTS

HONEYWELL INTERNATIONAL I...

1. A labyrinth seal for a gas turbine engine, comprising:a stator coupled to a non-rotating portion of the gas turbine engine and fixed in an axial direction and a radial direction, the stator including a layer of abradable material extending uniformly in the axial direction from a first stator side to an opposite second stator side; and
a rotor coupled to a rotating portion of the gas turbine engine so as to be spaced apart from the stator in the radial direction, the rotor having a first side adapted to receive a fluid flow and an opposite second side, the rotor including a first tooth at the first side having a first radial height, a second tooth between the first tooth and the second side, the second tooth having a second radial height that is greater than the first radial height and a third tooth between the first tooth and the second side having a third radial height that is substantially the same as the first radial height, a first clearance between a first tip of the first tooth and the stator in the radial direction is different than a second clearance between a second tip of the second tooth and the stator in the radial direction and a third clearance between a third tip of the third tooth and the stator in the radial direction is substantially the same as the first clearance.

US Pat. No. 10,598,037

AIR-FIRE SEAL AND ASSEMBLY COMPRISING SUCH A SEAL

SAFRAN AIRCRAFT ENGINES, ...

1. An air-fire seal configured to be attached to a first tubular member of a turbomachine, and to rest against a second member of the turbomachine, comprising:an attachment base having an annular shape around a reference axis;
a first annular fire-stop lip extending from the attachment base over a first length;
a second annular air-sealing lip extending from the attachment base over a second length lower than the first length and facing the first lip, and
a third annular fire-stop lip extending from the attachment base over a third length lower than the first length and radially disposed between the first fire-stop lip and the second air-sealing lip.

US Pat. No. 10,598,036

ASSEMBLY FOR SEALING A GAP BETWEEN COMPONENTS OF A TURBINE ENGINE

United Technologies Corpo...

1. An assembly for a turbine engine, comprising:a case extending circumferentially around an axis and axially along the axis between a forward end and an aft end, and the case including a first seal land;
a guide vane arrangement located radially within the case, the guide vane arrangement including a first platform and a second seal land, the first platform extending axially along the axis between an upstream end and a downstream end, and the second seal land connected to the first platform at the downstream end; and
a flexible seal ring at least partially sealing a gap between the first seal land and the second seal land, the seal ring including a first leg and a second leg that is connected to the first leg at a corner of the seal ring;
wherein the first leg is axially engaged with a first surface of the first seal land, and the second leg is axially engaged with a second surface of the second seal land;
wherein the case partially axially overlaps the guide vane arrangement such that the second surface is aft of the aft end of the case along the axis; and
wherein the seal ring is configured with a generally v-shaped cross-sectional geometry.

US Pat. No. 10,598,035

INTERSHAFT SEALING SYSTEMS FOR GAS TURBINE ENGINES AND METHODS FOR ASSEMBLING THE SAME

General Electric Company,...

1. A seal assembly for use between an inner shaft and an outer shaft rotatable about a common axis within a turbine engine, said seal assembly comprising:a pair of end rings, each said end ring comprising a flange extending in an axial direction;
a plurality of seal elements coupled between said end rings, wherein each seal element comprises a pair of shoulders extending in opposing axial directions;
a pair of retaining rings, wherein each retaining ring is positioned between one shoulder of said pair of shoulders and one end ring flange of said pair of end ring flanges, and wherein each retaining ring is connected to an outer surface of one of said pair of shoulders; and
a spacer ring coupled to said pair of end rings and positioned radially inward of said pair of end rings and said plurality of seal elements, wherein the spacer ring includes one or more drive features directly coupled to at least one of the seal elements such that the one or more drive features drive rotation of the plurality of seal elements with the inner shaft.

US Pat. No. 10,598,034

POWER TURBINE VANE AIRFOIL PROFILE

1. A turbine vane of a gas turbine engine having a gaspath, the turbine vane comprising an airfoil having an intermediate portion contained within the gaspath and defined by a nominal un-coated profile in accordance with Cartesian coordinate values of orthogonally related axes X, Y, and Z of Sections 2 to 10 set forth in Table 2 and incorporated by reference herein, wherein a point of origin of the orthogonally related axes X, Y and Z is located at an intersection of a centerline of the gas turbine engine and a stacking line of the turbine vane, the Z values are radial distances measured along the stacking line, the X and Y values are coordinate values defining the profile at each distance Z, wherein X and Y values define a set of points for each Z value which when connected by smooth continuing arcs define an airfoil profile section, the profile sections at the Z distances being joined smoothly with one another to form an airfoil shape of the intermediate portion.

US Pat. No. 10,598,033

VANE WITH SPOILER

Safran Aircraft Engines, ...

1. A vane for a turbomachine, the vane comprising an upstream side and a downstream side and comprising, in a radial direction of elongation of the vane:a blade having a leading edge along the upstream side and a trailing edge along the downstream side,
a root to be engaged in a groove in a disc of the turbomachine, the root being situated radially further inwards than the vane and having upstream and downstream ends, transversely to the radial elongation direction, and
an inter-vane internal platform also situated radially between the root and the blade,
wherein the upstream end of the root is connected to a radially internal end of the leading edge of the blade by an upstream edge of a connecting zone radially intermediate between the root and the inter-vane internal platform, said upstream edge having a discontinuity defining a recess towards downstream, so that said radially internal end of the leading edge of the blade is situated further downstream than the upstream end of the root, and/or
wherein the downstream end of the root is connected to a radially internal end of the trailing edge of the blade by a downstream edge, of a connecting zone radially intermediate between the root and the inter-vane internal platform, said downstream edge having a discontinuity defining a recess towards upstream, so that said radially internal end of the trailing edge of the blade is situated further upstream than the downstream end of the root.

US Pat. No. 10,598,032

GAS TURBINE GUIDE VANE ELEMENT

MTU Aero Engines AG, Mun...

9. A guide vane element for a gas turbine comprising,a first guide vane,
a second guide vane distanced by one division in the peripheral direction from the first guide vane, and
at least one band joining these guide vanes, wherein the at least one band joins the first and second guide vanes and the at least one band has a vane-side surface with a contouring and a first front side in the peripheral direction having a groove, which is straight in the axial direction, for uptake of a sealing element,
wherein the contouring has a first local depression lying radially opposite to the groove between the first guide vane next to the front side and the front side, and a second local depression between the first and second guide vanes, the second depression being distanced from the first depression by the division in the peripheral direction and having the same axial position as the first depression in the axial direction, wherein the first depression has a base, which is planar, and which is angularly offset an angle in the range of ±15° with respect to the groove; and/or is offset in the radial direction relative to the guide vanes, when compared with a concave base, of the second depression, and
wherein the contouring between the first guide vane and the front side has at least one other first local depression lying radially opposite the groove, and has another second local depression between the first and second guide vanes, the another second local depression being distanced from the other first depression by the division in the peripheral direction, and having the same axial position as the other first depression in the axial direction, wherein the other first depression has a base, which is planar, and which, when compared to the base of the first depression, is not offset in the radial direction, or is not offset relative to the guide vanes.

US Pat. No. 10,598,031

TURBINE ROTOR WITH AIR SEPARATION FERRULES FOR COOLING OF BLADE AND DISK COUPLING PORTIONS, FOR A TURBOMACHINE

SAFRAN AIRCTAFT ENGINES, ...

1. A turbine rotor to be fitted to a turbomachine including at least two disks, each disk of the at least two disks containing a coupling portion with a plurality of recesses, each recess of the plurality of recesses holding a root of a blade, and said at least two disks being coupled to one another by a first annular ferrule that is attached to one of said at least two disks close to the plurality of recesses, the turbine rotor also including second rotationally coupled ferrules which are respectively coupled radially to the at least two disks and each of the second rotationally coupled ferrules consisting of at least two semi-annular sectors and forming with one of the at least two disks a space communicating with the recesses of the coupling portion of said one of the at least two disks, wherein said first annular ferrule includes through-holes configured to allow air intended to cool the coupling portion of said one of the at least two disks and the root of the blade held in the recess to enter the space and then the recess, wherein each of the at least two semi-annular sectors includes a second end coupled to a corresponding sector of the coupling portion of said one of the at least two disks, the second end including catches which are separated from one another by holes each tightly holding a lug forming part of the root of the blade, ensuring rotational coupling with said one of the at least two disks.

US Pat. No. 10,598,030

ASSEMBLY, TREATED ARTICLE, AND PROCESS OF TREATING A TURBINE COMPONENT

GENERAL ELECTRIC COMPANY,...

1. A process of treating a turbine component after service, the turbine component comprising an article and a wear component brazed to the article, the process comprising:applying a braze tape on at least a portion of the wear component, wherein the wear component is a pre-sintered preform; and
thermal processing the turbine component while the braze tape is on the at least a portion of the wear component to treat the turbine component;
wherein the article is a shrouded blade and the pre-sintered preform is located on a z-notch of the shrouded blade.

US Pat. No. 10,598,029

AIRFOIL WITH PANEL AND SIDE EDGE COOLING

UNITED TECHNOLOGIES CORPO...

1. An airfoil comprising:a core structure defining a cooling passage, the core structure including a wall having a wall protrusion defining a wall bearing surface;
a panel attached with the core structure, the panel having an exterior gas path side, an opposed interior side, and side edges, wherein one of the side edges includes a panel protrusion defining a panel bearing surface that abuts the wall bearing surface; and
a channel extending through at least one of the wall protrusion or the panel protrusion, the channel having a first end opening to the cooling passage and a second end opening to the exterior gas path side at one of the side edges.

US Pat. No. 10,598,028

EDGE COUPON INCLUDING COOLING CIRCUIT FOR AIRFOIL

General Electric Company,...

1. A trailing edge coupon for a turbomachine airfoil, the coupon comprising:a coupon body including:
a coolant feed extending radially through the coupon body;
a collection passage extending radially through the coupon body, adjacent the coolant feed;
an outward leg conduit extending axially from the coolant feed, toward a trailing edge of the coupon, the outward leg conduit in direct fluid communication with the coolant feed;
a return leg conduit extending axially away from the trailing edge of the coupon, toward the collection passage, and radially offset from the outward leg conduit along a radial axis of the coupon, the return leg conduit in direct fluid communication with the collection passage;
a turn conduit fluidly coupling the outward leg conduit and the return leg conduit, the turn conduit positioned adjacent the trailing edge of the coupon; and
a coupling region configured to mate with an airfoil body of the turbomachine airfoil.

US Pat. No. 10,598,027

BLADE FOR A GAS TURBINE AND METHOD OF COOLING THE BLADE

Siemens Aktiengesellschaf...

1. A blade with an airfoil profile for a gas turbine, comprising:at least one direct cooling fluid inlet arranged at a bottom part of the blade, the bottom part of the blade being fixed to a rotor shaft of the gas turbine;
at least two opposite first and second walls enclosing an inner part of the blade and forming a plurality of cooling channels, the airfoil profile extending from the bottom part of the blade to a top part of the blade; and
at least a first and a second set of ribs respectively arranged on the at least two opposite first and second walls, said at least the first and the second set of ribs being located at an end of the cooling channels, ribs within each first and second set of ribs being arranged in parallel to each other and along one side of the airfoil profile of the blade, and said at least the first and the second set of ribs extending from a respective wall of the at least two opposite first and second walls into the inner part of the blade;
wherein the ribs within the first set of ribs on the first wall are superimposed over the ribs of the second set of ribs on another second wall;
wherein cooling fluid channels are formed in-between the ribs of the first set of ribs and are also formed in-between the ribs of the second set of ribs;
wherein an orientation of the ribs of the first set of ribs is different than an orientation of ribs of the second set of ribs; and
wherein a cross-section of the cooling fluid channels in-between neighboring ribs of the first set of ribs and a cross-section of the cooling fluid channels in-between neighboring ribs of the second set of ribs is smaller at a side oriented towards the bottom part of the blade in comparison to the side at the top part of the blade.

US Pat. No. 10,598,026

ENGINE COMPONENT WALL WITH A COOLING CIRCUIT

General Electric Company,...

11. A method of cooling an engine component comprising:passing a cooling airflow from an interior of the engine component to a first porous layer on an exterior of an outer wall of the engine component defining the interior;
passing the cooling airflow to a channel in a skin layer overlying the first porous layer with the channel spaced from the first porous layer by a first channel conduit;
passing the cooling airflow from the channel through a second channel conduit in the skin layer to a second porous layer on an exterior of the skin layer, such that the channel in the skin layer is spaced from the second porous layer; and
passing the cooling airflow through a film hole in an exterior coating, the film hole connecting the channel to an exterior of the engine component.

US Pat. No. 10,598,025

AIRFOIL WITH RODS ADJACENT A CORE STRUCTURE

UNITED TECHNOLOGIES CORPO...

1. An airfoil comprising:an airfoil section defining an airfoil profile that is a peripheral shape of the airfoil section, the airfoil profile having a periphery defining a leading end, a trailing end, a pressure side, and a suction side, the airfoil section including
a core structure, and
a plurality of rods disposed at the periphery adjacent the core structure, wherein the plurality of rods are ceramic.

US Pat. No. 10,598,024

TANDEM ROTOR BLADES

UNITED TECHNOLOGIES CORPO...

1. A turbomachine comprising:a stator vane stage; and
a tandem blade stage aft of the stator vane stage, wherein the tandem blade stage includes:
a plurality of blade pairs, each of the plurality of blade pairs being circumferentially spaced apart from the other of the plurality of blade pairs, each blade pair being operatively connected to a rotor disk disposed radially inward from the plurality of blade pairs, wherein each of the plurality of blade pairs includes a forward blade and an aft blade, wherein the aft blade is configured to further condition air flow with respect to the forward blade without an intervening stator vane stage shrouded cavity therebetween,
wherein each of the plurality of blade pairs is integrally formed with a blade platform that is defined radially between the rotor disk and a respective blade pair, a forward portion of the blade platform includes a forward platform extension that extends towards the stator vane stage and an aft portion of the blade platform includes a first aft platform extension that extends directly from one of the aft blades of the plurality of blade pairs toward an exit guide vane stage, a second aft platform extension that is disposed transverse to the first aft platform extension and is spaced apart from the rotor disk in a downstream direction and extends directly from the first aft platform extension toward the rotor disk, and an arcuate surface extending between the first aft platform extension and the second aft platform extension.

US Pat. No. 10,598,023

POWER TURBINE BLADE AIRFOIL PROFILE

1. A turbine blade of a gas turbine engine having a gaspath, the turbine blade comprising an airfoil having an intermediate portion contained within the gaspath and defined by a nominal un-coated profile in accordance with Cartesian coordinate values of orthogonally related axes X, Y, and Z of Sections 2 to 11 set forth in Table 2 and incorporated by reference herein, wherein a point of origin of the orthogonally related axes X, Y and Z is located at an intersection of a centerline of the gas turbine engine and a stacking line of the turbine blade, the Z values are radial distances measured along the stacking line, the X and Y values are coordinate values defining the profile at each distance Z, wherein X and Y values define a set of points for each Z value which when connected by smooth continuing arcs define an airfoil profile section, the profile sections at the Z distances being joined smoothly with one another to form an airfoil shape of the intermediate portion.

US Pat. No. 10,598,022

GAS TURBINE ENGINE

ROLLS-ROYCE plc, London ...

1. A gas turbine engine for an aircraft comprising:an engine core comprising:
a compressor system with compressor blades comprising respective aerofoils, the compressor system comprising a first, lower pressure, compressor, and a second, higher pressure, compressor;
an outer core casing surrounding the compressor system and comprising:
a first flange connection arranged to allow separation of the outer core casing at an axial position of the first flange connection, the first flange connection having a first flange radius, the first flange connection being the first flange connection that is downstream of an axial position defined by an axial midpoint between a mid-span axial location on a trailing edge of a most downstream aerofoil of the first compressor and a mid-span axial location on a leading edge of a most upstream aerofoil of the second compressor; and
an inner core casing provided radially inwardly of the compressor blades of the compressor system, the inner core casing and the outer core casing defining a core working gas flow path (A) therebetween, a gas path radius being defined as an outer radius of the gas flow path (A) at the axial position of the first flange connection, and a gas path ratio of:
being equal to or greater than 1.10 and less than or equal to 2.0; anda fan located upstream of the engine core, the fan comprising a plurality of fan blades, a fan blade mass ratio of:
being equal to or less than 19.0 mm/lb.

US Pat. No. 10,598,021

GAS TURBINE COMPRESSING COOLING SYSTEM PROVIDED WITH COOLING AIR SUPPLY PATHS AROUND OUTER CASING

1. A gas turbine and turbine blade cooling system, including a compressor, a combustor and turbine blades, in which the compressor includes a plurality of rotation members, and the compressor is divided into a front-stage compressor, a middle-stage compressor and a rear-stage compressor in sequence from a farthest position from the combustor, comprising:a plurality of outside paths of the turbine blade cooling system for introducing fluid from the compressor to the turbine blades, each of the plurality of outside paths travelling independently along an exterior of a gas turbine casing;
a center shaft path of the turbine blade cooling system for supplying the fluid from the compressor to the turbine blades that travels along an interior of a center shaft of the gas turbine; and
a plurality of inside paths of the turbine blade cooling system for supplying the fluid from the compressor to the turbine blades through an outlet of the compressor along an interior of the gas turbine casing, wherein the fluid introduced through the plurality of outside paths, the center shaft path, or the plurality of inside paths cools at least part of the turbine blades,
the front-stage compressor, the middle-stage compressor, and the rear-stage compressor are respectively provided with inlets of the plurality of outside paths,
a respective outside path of the plurality of outside paths that is connected to the front-stage compressor has a first outlet provided to at least a first air induction member and a second outlet provided to a location downstream from the turbine blades, and
a respective outside path of the plurality of outside paths that is connected to the middle-stage compressor has a third outlet provided to at least a second air induction member located upstream from the first air induction member, and a fourth outlet that travels along the interior of the gas turbine casing and provides the fluid from the middle-stage compressor directly to one of the turbine blades that is provided downstream from the second air induction member.

US Pat. No. 10,598,020

SPANNER NUT CENTERING FEATURE

United Technologies Corpo...

1. A gas turbine engine assembly for a bearing compartment of an engine, the gas turbine engine assembly comprising:a first shaft disposed in the engine and co-axial with the engine centerline, wherein the first shaft comprises:
an end with a radially inward facing surface; and
a first threaded portion disposed on the end of the shaft;
a bearing stack disposed on a portion of the first shaft; and
a spanner nut disposed on the end of the first shaft and in contact with the bearing stack, wherein the spanner nut comprises:
a body;
a piloting hook connected to the body, the piloting hook comprising:
a first extension connected to and extending radially inward from the body; and
a second extension connected to and extending in an axial direction from the first extension, wherein the second extension includes a radially outward facing surface;
a first threaded portion configured to engage with a second threaded portion on an end of the first shaft; and
a channel formed by the piloting hook, wherein the channel is configured to receive the end of the first shaft, wherein the piloting hook is configured to draw the second extension radially outward as the spanner nut is compressed.

US Pat. No. 10,598,019

TURBINE ENGINE WITH A FIRE CHAMBER AND A HELICAL FAN

1. A turbine engine system, comprising:a fire chamber, having:
a first cylindrical body having a first central axis;
a first elongated hollow shaft extending co-axially along the first central axis, the first elongated hollow shaft extending along the first central axis;
a plurality of wings fixedly secured to an exhaust plate and the first elongated hollow shaft;
a plurality of combustion chambers disposed within a thickness of the first cylindrical body;
a plurality of fuel injectors extending through the thickness of the first cylindrical body in a direction perpendicular to the first central axis and in gaseous communication with the plurality of combustion chambers; and
a plurality of spark plug injectors extending through a bottom surface of the first cylindrical body and in a direction parallel with the first central axis and in gaseous communication with the plurality of combustion chambers;
a plurality of cooling chambers disposed within the thickness of the first cylindrical body and positioned between the plurality of combustion chambers, wherein a cooling chamber of the plurality of cooling chambers is positioned adjacent to a combustion chamber of the plurality of combustion chambers, wherein compressed air is injected into the cooling chamber; and
a helical fan, having:
a cylindrical body having a second central axis;
a second elongated hollow shaft extending co-axially along the second central axis and in gaseous communication with the first elongated hollow shaft; and
a plurality of blades extending from an inner wall of the cylindrical body to an outer surface of the second elongated hollow shaft.

US Pat. No. 10,598,018

GAS TURBINE ENGINE ROTOR BALANCING

1. A manufacturing method for a gas turbine engine rotor having a disc rotatable about an axis, the disc having a peripheral rim from which circumferentially spaced-apart blades project radially outwardly, the manufacturing method comprising a) forming a circumferential array of stress shielding scallops in a radially inner surface of the peripheral rim of the disc, the stress shielding scallops forming a circumferential array of initial balance tabs projecting radially from said radially inner surface of the peripheral rim of the disc, including machining a fillet in the radially inner surface of the peripheral rim between each of the initial balance tabs and neighboring ones of the stress shielding scallops; b) measuring a rotor imbalance about the axis; and c) substantially correcting the measured imbalance by removing material from at least a selected one of said initial balance tabs, wherein prior or after step c) the method further comprises: performing a surface inspection and a surface treatment operation on said rotor including on said stress shielding scallops thereof.

US Pat. No. 10,598,017

METHOD OF IDENTIFYING THE BALANCING CONFIGURATION INSTALLED ON A TURBINE ENGINE ROTOR

SAFRAN AIRCRAFT ENGINES, ...

1. A method of identifying a balancing configuration installed on a turbine engine rotor by:mounting a plurality of screws forming balance weights on the turbine engine rotor at different angular positions of the turbine engine rotor, each screw of the plurality of screws possessing a predetermined weight, and each screw of the plurality of screws being associated with an element for identifying its weight and another element for identifying its angular position on the turbine engine rotor, and
contactless scanning of the plurality of screws mounted on the turbine engine rotor by an identification appliance capable of recognizing the element for identifying the weight and the element for identifying the angular position associated with each screw of the plurality of screws.

US Pat. No. 10,598,016

COMBINATION OF TWO INTERCONNECTED SHAFTS FOR HIGH-SPEED ROTORS

MICRO TURBINE TECHNOLOGY,...

1. A micro-turbine based turbogenerator comprising:a turbine shaft having a turbine impeller mounted thereupon;
a compressor shaft having a compressor impeller mounted thereupon, the compressor shaft having an end part with a reduced cross section that is separated from the rest of the compressor shaft via a step;
a generator rotor fixedly mounted on the turbine shaft, the generator rotor having a hollow sleeve formed opposite the turbine shaft for receiving the reduced cross section of the end part of the compressor shaft;
wherein the step of the compressor shaft has a surface that forms an inverse conical shape; and
wherein the hollow sleeve of the generator rotor has a butt end with an end surface which abuts the surface of the step of the compressor shaft at an incline relative to a centreline of the compressor shaft and the turbine shafts to prevent expansion of the hollow sleeve of the generator rotor during rotation of the compressor shaft and the turbine shafts.

US Pat. No. 10,598,015

ANTI-ROTATION ASSEMBLY

UNITED TECHNOLOGIES CORPO...

1. An anti-rotation assembly comprising:a first shaft comprising a first crenelated end rim defining a plurality of first crenels;
a second shaft comprising a second crenelated end rim defining a plurality of second crenels;
a locking sprocket comprising a body and a plurality of teeth extending from the body, wherein the body of the locking sprocket locking sprocket is disposed radially inward of the first crenelated end rim and the second crenelated end rim, wherein the locking sprocket is configured to engage the first crenelated end rim and the second crenelated end rim to anti-rotatably couple the first shaft to the second shaft, wherein the plurality of teeth are configured to extend into the plurality of first crenels and the plurality of second crenels to prevent relative rotation between the first shaft and the second shaft; and
an axial retaining ring configured to axially retain the locking sprocket.

US Pat. No. 10,598,014

TURBOMACHINE

Robert Bosch GmbH, Stutt...

1. A turbomachine (20) with a casing (26), wherein an impeller (23), which is arranged on an output shaft (24) for rotation about an axis, is arranged in the casing (26), wherein the turbomachine (20) has an inflow region (21) and an outflow region (22) and during operation is exposed to a throughflow of working medium, wherein the working medium flows into the inflow region (21), along a front side (23a) which is formed on the impeller (23) and then flows out of the outflow region (22), wherein a pressure drop exists on the front side (23a) between the inflow region (21) and the outflow region (22), wherein a pressure divider (9) is arranged on a rear side (23b) of the impeller (23) which is opposite the front side (23a) so that during operation at least a part of the rear side (23b) is loaded with a lower pressure than the pressure of the inflow region (21), characterized in that the pressure divider (9) comprises a slide ring (31) which, at a first operating point of the turbomachine (20), presses directly in an axial direction against the rear side (23b) of the impeller (23), and which, at a second operating point of the turbomachine (20) with higher speed than the first operating point, floats on a cushion of the working medium that lifts the slide ring (31) away from the rear side (23b) to form a throttling point.

US Pat. No. 10,598,013

BIT HOLDER WITH SHORTENED NOSE PORTION

The Sollami Company, Her...

19. A combination bit holder and base block comprising:a bit holder comprising:
a body portion including a body axial length;
a generally cylindrical hollow shank axially depending from a bottom of the body portion, the shank including a shank axial length that is longer than the body axial length; and
an outer surface of a first portion of the shank adjacent a distal end of the shank being tapered radially outwardly as it extends from generally mid shank toward the distal end; and
a base block comprising:
a base mounting portion including a base surface;
a device receiving portion integrally extending from the base mounting portion opposite the base surface; and
a base block bore extending through the device receiving portion, the base block bore adapted to receive the shank of the bit holder.

US Pat. No. 10,598,012

MEASURING HYDROCARBON CONTENT OF A ROCK FORMATION DOWNHOLE USING LASER-INDUCED VAPORIZATION AND PYROLYSIS

SCHLUMBERGER TECHNOLOGY C...

1. An apparatus, comprising:a tool body deployable into a wellbore;
a tool head carried by the tool body capable of engaging with a wall of the wellbore;
a laser capable of delivering laser radiation to a desired formation penetrated by the wellbore; and
a measurement system within the tool body capable of making one or more downhole measurements of laser-induced vaporization and/or pyrolysis of hydrocarbons wherein the measurement system comprises a solid separator.

US Pat. No. 10,598,011

SEGMENTED WIRELESS PRODUCTION LOGGING

Baker Hughes Incorporated...

1. A method of logging in a wellbore comprising:deploying a mother tool with attached first and second sensors into the wellbore;
detaching the first sensor from the mother tool and anchoring the first sensor at a first designated depth in the wellbore, and in a path of a first fluid flowing in the wellbore;
moving the mother tool to a second designated depth in the wellbore and away from the first sensor;
detaching the second sensor from the mother tool and anchoring the second sensor at the second designated depth in the wellbore, and in a path of a second fluid flowing in the wellbore;
moving the mother tool away from the second sensor;
sensing information about the first fluid with the first sensor;
sensing information about the second fluid with the second sensor; and
communicating the information about the first and second fluids from the first and second sensors to the mother tool and while the first and second sensors are anchored in the wellbore and detached from the mother tool.

US Pat. No. 10,598,010

METHOD FOR CONSTRUCTING A CONTINUOUS PVT PHASE ENVELOPE LOG

BAKER HUGHES, A GE COMPAN...

1. A method for generating a phase envelope log to characterize a subsurface formation intersected by a borehole, the method comprising:drilling the borehole with a drill string;
circulating a drilling fluid in the borehole, the drilling fluid being circulated from the surface into the borehole;
drawing at least one fluid sample representing at least a portion of a fluid contained in the subsurface formation, wherein the at least one fluid sample is drawn from the drilling fluid at the surface while the borehole is being drilled by the drill string;
estimating at least one PVT parameter indicative of an in-situ condition of the subsurface formation from the drawn at least one fluid sample;
determining at least two phase envelopes at different depths using the estimated at least one PVT parameter; and
creating a phase envelope log formed of a continuous series of phase envelopes using the at least two phase envelopes.

US Pat. No. 10,598,009

SYSTEM, METHOD, AND COMPUTER PROGRAM PRODUCT TO DETERMINE PLACEMENT OF FRACTURE STIMULATION POINTS USING MINEROLOGY

HALLIBURTON ENERGY SERVIC...

1. A method to determine placement of fracture initiation points along a wellbore, the method comprising:analyzing mineralogical characteristics of one or more intervals along the wellbore;
determining which of the one or more intervals include mineralogical characteristics that have a higher relative brittleness index value, a higher elevated factor redox metal value, and a lower total clay content than the mineralogical characteristics of other intervals along the wellbore, based on the analysis; and
determining the placement of the fracture initiation points along the wellbore based upon the mineralogical characteristics of the one or more intervals determined to have higher relative brittleness index values, higher elevated factor redox metal values, and lower total clay content than those of the other intervals.

US Pat. No. 10,598,008

DRILLING METHOD, METHOD FOR PERFORMING A PRESSURE METER TEST, AND CORRESPONDING ASSEMBLY

CALYF, Maisons Laffitte ...

1. A method for carrying out a pressuremeter test, the method comprising:digging a longitudinal hole in an area of ground, and simultaneously lining the hole with a tube extending substantially over an entire longitudinal length of the hole, the tube comprising an inner tube and an outer tubular sheath inserted between the inner tube and a wall of the hole,
after digging the hole, removing the inner tube from the hole, with the outer sheath remaining in place inside the hole;
inserting a pressuremeter probe into the outer sheath;
inflating a deformable cell of the pressuremeter probe by a fluid, the cell radially stressing the outer sheath against the wall of the hole; and
measuring pressure using the pressuremeter probe.

US Pat. No. 10,598,007

ADVANCED PASSIVE INTERFERENCE MANAGEMENT IN DIRECTIONAL DRILLING SYSTEM, APPARATUS AND METHODS

Merlin Technology, Inc., ...

1. A portable device as part of a system in which a transmitter is configured to move through the ground in a region during an operational procedure while transmitting a depth signal at a depth frequency and a data stream at one or more data frequencies that at least characterizes an orientation parameter of the transmitter, said portable device comprising:an antenna for receiving the depth signal and the data frequencies to produce an output;
a switchable filter section for limiting the antenna output in a normal mode to one frequency band that is above a predetermined frequency to pass the depth signal and the data stream at one or more frequencies and for limiting the antenna output in a rebar mode to another frequency band to pass the depth signal at less than the predetermined frequency and the data stream including the one or more frequencies above the predetermined frequency; and
a processor configured for switching the switchable filter section between the normal mode and the rebar mode to recover the depth signal and data stream responsive to selection of normal mode and the rebar mode.

US Pat. No. 10,598,006

METHODS AND SYSTEMS FOR DOWNHOLE SENSING AND COMMUNICATIONS IN WELLS

BAKER HUGHES OILFIELD OPE...

1. A production well comprising:a casing;
encapsulated tubing within said casing and configured to channel an injection fluid through said casing, said encapsulated tubing including a conductive sidewall defining a channel for the injection fluid;
an insulative layer surrounding said conductive sidewall;
a controller configured to regulate flow of an electrical current through said conductive sidewall;
production tubing within said casing and configured to channel a production fluid through said casing, wherein said insulative layer is configured to inhibit transmission of the electrical current between said conductive sidewall and said production tubing, wherein said encapsulated tubing is within said production tubing; and
at least one sensor positioned within said casing to detect downhole conditions of said production well, wherein said conductive sidewall is configured to conduct the electrical current toward said at least one sensor.

US Pat. No. 10,598,005

PH-SENSITIVE CHEMICALS FOR DOWNHOLE FLUID SENSING AND COMMUNICATION WITH THE SURFACE

Halliburton Energy Servic...

1. A method for treating a subterranean formation, comprising:a. displacing a fluid having a pH through a wellbore in the subterranean formation, the wellbore having a casing, wherein:
i. the casing comprises at least one plug assembly comprising a plug and a pH-sensitive material attached to the plug, wherein the plug assembly is in slidable connection to the inside wall of the casing,
wherein the plug assembly is stationary in the absence of the fluid having the pH;
and
wherein the pH-sensitive material is selectively reactive to the fluid having the pH, such that contact of the material with the fluid mobilizes the plug assembly through the casing; and
ii. at least one stationary constriction attached to the inside casing wall on the side of the plug assembly opposite to the direction of flow of the fluid having the pH;
b. displacing the plug assembly through the casing in the direction of flow of the fluid having the pH, whereby the plug assembly remains in substantial proximity to the leading edge of the fluid having the pH; and
c. detecting contact of the plug assembly with at least one constriction, thereby indicating displacement of the fluid having the pH through the casing.

US Pat. No. 10,598,004

DATA COMMUNICATION SYSTEM WITH MULTIPLE DATA LINKS AND OPERATING MODES

BAE SYSTEMS plc, London ...

1. A communication system comprising:a data requesting component;
a first data transfer component;
a first data link between the data requesting component and the first data transfer component;
a second data transfer component;
a second data link between the first data transfer component and the second data transfer component, the second data link including an acoustic link;
a data source component; and
a third data link between the data source component and the second data transfer component;
wherein the second data link has a higher latency than at least one of the first data link and the third data link, and wherein the communication system is configurable to operate in
a transparent mode, in which data is transferred to the data requesting component from the data source component via the third data link, the second data transfer component, the second data link, the first data transfer component, and the first data link using a request-response protocol, and
a data streaming mode, in which the second data transfer component is configured to operate as a data pump to continuously obtain data from the data source component via the third data link and to continuously transfer the data to the first data transfer component via the second data link without using the request-response protocol, and the first data transfer component is configured to store the transferred data and to transfer the stored data to the data requesting component via the first data link upon receiving a request for the stored data from the data requesting component.

US Pat. No. 10,598,003

RESERVOIR MONITORING USING GALVANICALLY EXCITED TRANSIENT ELECTROMAGNETIC FIELDS

Baker Hughes, a GE compa...

1. A method of characterizing an anomalous fluid body in an earth formation using measurements in a borehole intersecting the formation, the method comprising:galvanically exciting a transient electric field in the earth formation which interacts with the anomalous fluid body in the earth formation remote from the borehole;
galvanically receiving a corresponding transient electromagnetic (TEM) signal; and
using at least one processor to estimate a value of a parameter of the anomalous fluid body using the corresponding TEM signal.

US Pat. No. 10,598,002

SAFETY INTERLOCK AND TRIGGERING SYSTEM AND METHOD

IdeasCo LLC, Venetia, PA...

1. An interlock system for use within a wellbore, comprising:a housing to be inserted in said wellbore;
a plurality of sensors each mounted within said housing and each selected from the group consisting of:
(i) an absolute locational sensor for detecting the proximity of at least one corresponding location identifier, generating an electronic signal indicative of said proximity, and one of:
(a) receiving an authentication code from at least one location identifier when in proximity to said at least one location identifier and generating an electronic signal indicative of said authentication code; and
(b) incorporating an RFID transducer capable of detecting a unique identifying code from each of at least two location identifiers and generating an electronic signal indicative of each of said unique identifying codes; and
(ii) a relative locational sensor for one of:
(a) detecting a distance traveled by said housing and generating an electronic signal indicative of said distance; and
(b) detecting a pulse representative of a coded message transmitted in at least one of well mud and a casing and generating an electronic signal indicative of said coded message;
a processor mounted within said housing and in electronic communication with each of said plurality of sensors, said processor configured to:
(i) receive said electronic signals from said sensors;
(ii) derive location information of said housing within said wellbore from said electronic signals;
(iii) compare said location information to preselected reference information for corresponding ones of said sensors;
(iv) verify the location of said housing within said wellbore when said derived location information equivalent to said preselected reference information for said corresponding sensor; and
(v) at least one of:
(a) change the state of a logic gate corresponding to each of said plurality of sensors when said location of said housing has been verified for said corresponding sensor;
(b) derive a PIN corresponding to each of said unique identifying codes, compare each said PIN to preselected reference information for each of said at least two location identifies, and verify said location of said housing when all of said unique identifying codes and said PINs are equivalent to corresponding ones of said preselected reference information;
(c) receive velocity information from an accelerometer in electronic communication with said processor, calculate an activation time based on said velocity and set a timer for said activation time; and
(d) convert said coded message to said location information of said housing; and
(vi) generate a trigger signal when one of the following conditions is detected;
(a) at least two different ones of said location information corresponding to said sensors is verified; and
(b) said timer has expired; and
an activation mechanism in electrical communication with said processor and configured to activate downhole event upon receiving said trigger signal from said processor; and
a power supply mounted within said housing and in electrical communication with said processor and said plurality of sensors.

US Pat. No. 10,598,001

REMOVABLE MODULAR CONTROL ASSEMBLY

BAKER HUGHES, A GE COMPAN...

1. A removable modular control assembly comprising:a structure including a first end portion, a second end portion, and an intermediate portion, a first interlock feature is arranged at the first end portion and a second interlock feature is arranged at the second end portion spaced from the first end portion; and
at least one shell member having a first end section, a second end section and an intermediate section having at least one control module receiving section formed therein, the first end section including a first interlock element engageable with the first interlock feature and the second end section including a second interlock element engageable with the second interlock feature, the at least one shell member being strain locked to the structure through a lengthening of the intermediate portion.

US Pat. No. 10,598,000

METHODS AND APPARATUS FOR DOWNHOLE PROBES

Evolution Engineering Inc...

20. A method for subsurface drilling, the method comprising:providing a drill collar having a bore of a first diameter, and a centralizer, an outside of the centralizer having a third diameter;
assembling a probe into the drill collar by steps comprising inserting the probe into the centralizer
and sliding the centralizer into the bore of the drill collar, the centralizer dividing a space surrounding the probe into at least one inner channel defined between the centralizer and the probe and at least one outer channel defined between the centralizer and an inner wall of the drill collar, the inner and outer channels separated by the centralizer;
connecting the drill collar to a drill string comprising a plurality of sections above the drill collar, the sections having bores of a second diameter less than the first diameter and less than the third diameter; and
while drilling, passing a drilling fluid through the bores of the sections and the bore of the drill collar while maintaining a flow velocity of the drilling fluid less than 41 feet per second (about 12.5 m/s) in the bore of the drill collar.

US Pat. No. 10,597,999

DOWNHOLE COMPONENT SUPPORT SYSTEMS AND METHODS OF INSTALLATION

BAKER HUGHES, A GE COMPAN...

1. A downhole component support system, the downhole component support system comprising:a housing having a housing cavity therein;
a hydraulic frame disposed within the housing cavity and configured to support at least one electronics package;
at least one master hydraulic assembly in hydraulic communication with the hydraulic frame, the at least one master hydraulic assembly having a fluid cavity from which a hydraulic fluid is discharged; and
at least one slave hydraulic assembly having a fluid cavity for receiving the discharged hydraulic fluid and coupled to the hydraulic frame and fluidly coupled to the at least one master hydraulic assembly by the hydraulic fluid,
wherein adjustment of the at least one master hydraulic assembly causes the hydraulic fluid to apply force to the at least one slave hydraulic assembly and urge the at least one slave hydraulic assembly between a first position and a second position, and
wherein, in the second position, the hydraulic frame is secured to an interior surface of the housing.

US Pat. No. 10,597,998

ADJUSTING SURVEY POINTS POST-CASING FOR IMPROVED WEAR ESTIMATION

LANDMARK GRAPHICS CORPORA...

1. A method for estimating casing wear, comprising:obtaining locations of survey points along an open portion of a borehole, said survey point locations representing a borehole trajectory of the borehole;
casing at least a portion of the borehole with a casing string to form a cased portion of the borehole;
deriving, using the survey point locations, locations of adjusted survey points along one or more portions of the cased portion of the borehole using a model that accounts for a bending stiffness of the casing string;
fitting a casing trajectory to the locations of the adjusted survey points, the casing trajectory representing a path of the casing string along the one or more portions of the cased portion of the borehole, the path of the casing trajectory different from a path of the borehole trajectory;
estimating, using the casing trajectory fitted to the locations of the adjusted survey points, a side force of a drill string against the casing string as a function of position along said casing string;
computing, as a function of position along the casing string, casing wear based at least in part on the side force; and
generating a notification of any positions where casing wear exceeds a threshold.

US Pat. No. 10,597,997

WELL TOOL PRESSURE TESTING

Halliburton Energy Servic...

1. A method of pressure testing a well tool locatable in a well, the method comprising:adjusting the pressure in a sealed chamber of the well tool to pressurize or depressurize the sealed chamber prior to installing the well tool in the well, wherein the sealed chamber is formed by the well tool; then
monitoring the pressure in the sealed chamber using a pressure sensor mounted in the sealed chamber; and then
installing the well tool in the well.

US Pat. No. 10,597,996

RIG FUEL MANAGEMENT SYSTEMS AND METHODS

NABORS DRILLING TECHNOLOG...

1. A system for managing power on a petroleum drilling rig, comprising: a power source in electrical communication with the drilling rig, wherein the power source comprises a plurality of engine-generator combinations (gensets); and an engine management module that is operatively associated with the power source and that is configured to: start an initial bank of gensets from the plurality of gensets; monitor power consumption associated with the drilling rig during one or more operations; modify the initial bank of gensets before a change in power requirements is needed, wherein the modification adds at least one genset to or removes at least one genset from the initial bank of gensets based on the change in power requirements; receive, for a modified initial bank of gensets, a total amount of fuel consumed; determine, for the initial bank of gensets, a total amount of fuel consumed; combine the received total amount of fuel consumed with the determined total amount of fuel consumed to provide tracked fuel usage; determine that inefficient equipment is a cause of an unexpected fuel loss; and determine that repairing or replacing the inefficient equipment is required; at least one sensor operatively associated with each fuel-using component at the rig site; and a fuel measuring mechanism to determine the amount of fuel available in one or more fuel tanks on site, wherein the fuel measuring mechanism is configured to compare the tracked fuel usage to the determined quantity of fuel remaining in the fuel tanks to determine if any unexpected fuel loss has occurred.

US Pat. No. 10,597,995

VISUALIZATION OF QUANTITATIVE DRILLING OPERATIONS DATA RELATED TO A STUCK PIPE EVENT

LANDMARK GRAPHICS CORPORA...

1. A method for visualization of quantitative drilling operations data related to a stuck pipe event, which comprises:a) identifying at least one attribute of interest for data values from each respective data source;
b) scaling only each data value for each attribute of interest;
c) scaling a predefined threshold value for each attribute of interest; and
d) plotting each scaled data value for each attribute of interest and each scaled predetermined threshold value for each attribute of interest on a graph using a computer processor;
e) displaying a warning message for each average scaled data value that is improperly above or below the scaled predetermined threshold value for each respective attribute of interest; and
f) adjusting drilling operations based on each warning message displayed.

US Pat. No. 10,597,994

ADAPTIVE LEVELING CONTROL SYSTEM

Joy Global Surface Mining...

1. A method of operating an industrial machine including a base and a plurality of jacks coupled to the base, each of the plurality of jacks extendable and retractable relative to the base to contact a surface supporting the industrial machine, the method comprising:receiving, with an electronic processor, a current value of a parameter of the industrial machine during operation of the industrial machine, the parameter sensed by a sensor on board the industrial machine;
comparing, with the electronic processor, the current value of the parameter to a stored value of the parameter to determine whether the industrial machine has an unlevel orientation; and
when the industrial machine has an unlevel orientation, autonomously leveling the industrial machine, with the electronic processor, by changing a position of at least one of the plurality of jacks to level the industrial machine, wherein autonomously changing the position of at least one of the plurality of jacks includes at least one selected from a group consisting of extending the at least one of the plurality of jacks and retracting the at least one of the plurality of jacks, wherein autonomously leveling the industrial machine includes automatically initiating, based on the current value of the parameter sensed by the sensor, a leveling process during a digging operation of the industrial machine.

US Pat. No. 10,597,993

ARTIFICIAL LIFT SYSTEM

Heal Systems LP, Calgary...

1. An artificial lift system disposed within a wellbore, the wellbore comprising an uphole wellbore zone and a downhole wellbore zone, comprising:a flow diverter body comprising:
a housing;
a first inlet port configured to receive at least reservoir fluids;
a plurality of first outlet ports disposed in an uphole facing surface of the housing, the first outlet port configured to discharge received reservoir fluid;
a plurality of reservoir fluid-conducting passages extending through the housing, wherein each one of the reservoir fluid-conducting passages independently extends from a respective first outlet port and is disposed in fluid communication with the first inlet port, such that the plurality of first outlet ports is fluidly coupled to the first inlet by the plurality of reservoir fluid-conducting passages;
a plurality of second inlet ports, disposed in a downhole facing surface of the housing and positioned relative to the first outlet port such that, when the flow diverter is disposed within the wellbore and oriented for receiving at least reservoir fluids via the first inlet port, wherein each of the second inlet ports, independently, is disposed downhole relative to the plurality of first outlet ports;
a second outlet port disposed in the uphole facing surface of the housing, wherein each one of the first outlet ports is disposed peripherally relative to the second outlet port; and
a plurality of gas-depleted fluid conducting passage extending through the housing, wherein each one of the gas-depleted fluid conducting passages independently extends from a respective second inlet port and is disposed in fluid communication with the second outlet port, such that the plurality of second inlet ports is fluidly coupled to the second outlet port by the plurality of gas-depleted fluid conducting passages;
wherein the uphole wellbore zone comprises a gas separation zone within which separation of gaseous material from the received reservoir fluid that is discharged from the first outlet port, in response to buoyancy forces, is effected such that a gaseous material-depleted reservoir fluid is produced;
a sealed interface disposed between the uphole wellbore zone and the downhole wellbore zone, the sealed interface configured to prevent, or substantially prevent, flow of gaseous material-depleted reservoir fluid from the uphole wellbore zone to the downhole wellbore zone; and
a downhole pumping apparatus comprising:
a pump, disposed for inducing flow of reservoir fluid through the flow diverter, the pump comprising a pump inlet configured to receive the gaseous material-depleted reservoir fluid from the second outlet port of the flow diverter body, and a pump discharge configured to discharge pressurized gaseous material-depleted reservoir fluid; and
a production fluid passage disposed in fluid communication with the discharge and extending uphole, relative to the pump, to a wellhead, the production fluid passage configured to flow the pressurized gaseous material-depleted reservoir fluid to the wellhead;
wherein, while the flow diverter is disposed within the wellbore, each one of the first outlet ports, independently, is oriented uphole, such that an axis of the respective first outlet port is disposed at an angle of less than 45 degrees relative to a vertical, wherein each one of the first outlet ports, independently, is facing a space that is disposed uphole relative to the flow diverter, and wherein each one of the first outlet ports, independently, is disposed for discharging the received at least reservoir fluids into the wellbore.

US Pat. No. 10,597,992

CLAY INHIBITORS FOR DRILLING, FRACTURING, AND OTHER PROCEDURES

INGEVITY SOUTH CAROLINA, ...

1. A method of drilling a well, the method comprising drilling a well bore and circulating a water-based drilling fluid through said well bore when drilling said well bore, wherein the water-based drilling fluid includes a clay swelling inhibitor composition comprising:aminoethylethanolamine (AEEA) in an amount of from about 10% to about 50% by weight of a total weight of said clay swelling inhibitor composition;
diethylenetriamine (DETA) in an amount of from 0% to about 70% by weight of said total weight of said clay swelling inhibitor composition;
triethylenetetramine (TETA) in an amount of from 0% to about 70% by weight of said total weight of said clay swelling inhibitor composition;
diethanolamine (DEA) in an amount of from 0% to about 50% by weight of said total weight of said clay swelling inhibitor composition; and
triethanolamine (TEA) in an amount of from 0% to about 50% by weight of said total weight of said clay swelling inhibitor composition,
wherein said DETA or said TETA, or a combination of said DETA and said TETA, is present in said clay swelling inhibitor composition in an amount of at least 5% by weight of said total weight of said clay swelling inhibitor composition and
said DEA or said TEA, or a combination of said DEA and said TEA, is present in said clay swelling inhibitor composition in an amount of at least 2% by weight of said total weight of said clay swelling inhibitor composition.

US Pat. No. 10,597,991

CONTROL SYSTEMS FOR FRACTURING OPERATIONS

Schlumberger Technology C...

1. A system, comprising:a low pressure manifold comprising an inlet and an outlet;
a high pressure manifold comprising an inlet and an outlet;
a flow path comprising the low pressure manifold outlet and the high pressure manifold inlet;
a pump that comprises a portion of the flow path;
a valve coupled with one of the low pressure and the high pressure manifolds; and
a control system coupled with the valve and the pump and comprising an actuator coupled to the valve, wherein the control system comprises a processor that is configured to:
determine whether the valve is in fluid communication with the flow path, wherein the control system controls the valve, the pump, or both based on the determination;
control the valve via the actuator;
receive data representing an operational state of the pump, wherein the control of at least one of the valve and the pump is further based on the data representing the operational state of the pump; and
receive data representing an operational state of the valve, wherein the control of at least one of the valve and the pump is further based on the data representing the operational state of the valve;
wherein when the determination is that the valve is in fluid communication with the flow path, the pump is in a non-pumping state, and the valve is in a closed state, the valve is controlled by the processor by opening the valve, and the pump is controlled by the processor by transitioning the pump to a pumping state after the valve has been opened.

US Pat. No. 10,597,990

GAS LIFT VALVE

PETROLEUM TECHNOLOGY COMP...

1. A gas lift valve for use in a hydrocarbon well, comprising:an elongated valve housing comprising an inlet port for receiving a fluid from an annulus of a hydrocarbon well, and an outlet port for delivering the fluid to a production tubing of the hydrocarbon well; and
an elongated, internal valve body, which is movable along a longitudinal, central axis of the valve housing between a first end position and a second end position, in which first end position a sealing surface of the valve body is in sealing contact with a valve seat surface of the valve housing prohibiting the fluid to flow from the inlet port to the outlet port, and in which second end position the sealing surface is separated from the valve seat surface allowing the fluid to flow from the inlet port to the outlet port,
wherein the outlet port is positioned at a terminal end of the valve housing,
wherein the valve body comprises:
a downstream end section, the sealing surface being located on an outer, annular surface of the downstream end section;
a blind bore which forms a central, axial channel in the valve body, said blind bore running from an upstream, central orifice of the valve body and terminates at the downstream end section, said upstream, central orifice being arranged at an opposite end of the valve body compared to the downstream end section, and being in fluid communication with the inlet port; and
a plurality of generally radial through bores extending into the axial channel at the downstream end section and forming fluid outlet openings in the valve body for the fluid to pass through from the axial channel to the outlet port, said fluid outlet openings opening upstream of the sealing surface and being in fluid communication with the outlet port only when the gas lift valve is in an open position where the valve body is in the second end position,
wherein the gas lift valve comprises a spring element biasing the valve body towards a closed position where the valve body is in the first end position,
wherein the outlet port is axially spaced from the valve body without overlapping with the valve body in a radial direction that is orthogonal to the longitudinal, central axis of the valve housing when the valve body is in the second end position, and
wherein the plurality of generally radial through bores are arranged downstream of the central, axial channel, such that a fluid path is formed running from the inlet port through the upstream, central orifice, then through the central, axial channel, then through the plurality of generally radial through bores, and then out through the outlet port.

US Pat. No. 10,597,989

DOWNHOLE SYSTEM FOR UNLOADING LIQUID

Welltec Oilfield Solution...

1. A downhole system for unloading a liquid of a well having an annulus between an intermediate casing and a production tubular metal structure, comprising:the intermediate casing,
a pump at a top of the well, configured to pressurise the annulus to displace the liquid in the annulus,
the production tubular metal structure having a first inner diameter, arranged partly in the intermediate casing, thereby defining the annulus,
a production packer arranged between the intermediate casing and the production tubular metal structure, and
a first liquid unloading assembly and a second liquid unloading assembly, each comprising:
a tubular part having a wall having a second inner diameter, an outer face and an aperture, the tubular part being configured to be mounted as part of the production tubular metal structure, and
a check valve connected with the outer face, the check valve having an inlet in fluid communication with the annulus and an outlet in fluid communication with the aperture,wherein the downhole system further comprises a sliding sleeve positioned radially inward relative to each said check valve so that the sliding sleeve and the check valve are positioned on radially opposite sides of the wall, each sliding sleeve being arranged to slide along an inner face of the tubular part between an open position and a closed position to open or close the respective aperture, each said sliding sleeve including a groove on its inner surface and adapted to be engaged by a downhole tool that slides the sliding sleeve between the open and closed positions.

US Pat. No. 10,597,988

SYSTEMS AND METHODS FOR OPERATING DOWNHOLE INFLOW CONTROL VALVES

Saudi Arabian Oil Company...

1. A method comprising:identifying inflow control valves (ICVs) disposed in wellbores of hydrocarbon wells and having a common set of operational characteristics, each of the ICVs of a hydrocarbon well configured to regulate the flow of production fluids from a subsurface formation into a production conduit of a wellbore of the hydrocarbon well;
stroking each of the ICVs between an open position configured to facilitate the flow of production fluids through the ICV and a closed position configured to inhibit the flow of production fluids through the ICV;
monitoring operation of the inflow control valves comprising:
identifying defective ICVs comprising a first subset of the ICVs that fail to stroke properly;
identifying non-defective ICVs comprising a second subset of the ICVs that stroke properly;
for each of the defective ICVs, determining a failure time comprising a duration of time between a last proper stroke of the ICV and the failure of the ICV to stroke properly;
for each of the non-defective ICVs, determining a non-failure time comprising a duration of time between last two proper strokes of the ICV;
determining a total number of the defective ICVs (DT); and
determining a total number of the non-defective ICVs (NDT);
determining a probability of failure of the ICVs (Pf) comprising:
determining a defective valve cumulative probability distribution function (PD(T)) defining a portion of the defective ICVs as a function of stroking duration (T) based on the failure times for the defective ICVs and the total number of the defective ICVs (DT);
determining a non-defective valve cumulative probability distribution function (PND(T)) defining a portion of the non-defective ICVs as a function of stroking duration (T) based on the non-failure times for the non-defective ICVs and the total number of the non-defective ICVs (NDT);
determining a reference stroking duration (tss);
determining a failure function (F) defining an expected number of failed ICVs at stroking durations (T) less than the reference stroking duration (tss), the failure function (F) determined as follows:
F=PD(T?tss)×DT;
determining a survival-failure function (SF) defining an expected number of failed ICV at stroking durations (T) greater than the reference stroking duration (tss), the survival-failure function (SF) determined as follows:
SF=PD(T>tss)×DT;
determining a survival-survival function (SS) defining an expected number of non-failed ICVs survivals for stroking durations (T) greater than the reference stroking duration (tss), the survival-survival function (SS) determined as follows:
SS=PND(T>tss)×NDT; and
determining the probability of failure of the ICVs (Pf) as follows:

determining total ICV management cost (CMGT) comprising:
determining a defective ICV cost (CD) defining a cost to repair or replace a defective ICV;
determining an ICV maintenance cost (CM) defining a cost to maintain an ICV; and
determining total ICV management cost (CMGT) defining a cost for operating an ICV as a function of stroking duration, total ICV management cost (CMGT) determined as follows:

where R(T?tss)=1?Pf(T?tss) and Z is a time unit conversion factor;
determining an operational stroking duration comprising a stroking duration that corresponds to a minimum of the total ICV management cost (CMGT); and
in response to determining the operational stroking duration, for an ICV having the common set of operational characteristics:
stroking the ICV at a first time; and
stroking the ICV at a second time, wherein the duration between the first time and the second time is less than or equal to the operational stroking duration.

US Pat. No. 10,597,987

SYSTEM AND METHOD FOR PERFORATING A FORMATION

SCHLUMBERGER TECHNOLOGY C...

16. A method, comprising:detonating a plurality of shaped charges in a borehole to create perforations and to initiate a time delay fuse;
using the time delay fuse to subsequently ignite a corresponding charge, after passage of a desired period of time allowing the borehole pressure to stabilize, to cause a pressure underbalance in the borehole; and
drawing debris from the perforations via the pressure underbalance to clean the perforations.

US Pat. No. 10,597,986

METHOD AND APPARATUS FOR BI-DIRECTIONALLY ANCHORING A LINER IN A BOREHOLE

SCHLUMBERGER TECHNOLOGY C...

1. A method for hanging tubing in a borehole, comprising:deploying a liner hanger and a liner downhole into the borehole via a running string and a liner hanger running tool;
initially actuating a wellbore anchoring device of the liner hanger against a surrounding well casing to resist downhole movement of the liner,
wherein initially actuating comprises using hydraulic pressure supplied along an interior of a liner hanger body for shifting a piston, which forces liner hanger slips against a corresponding liner hanger cone;
subsequently actuating a hold down anchor via mechanical manipulation of the liner hanger to resist movement of the liner; and
using an energy absorber positioned between the corresponding liner hanger cone and a bearing to mitigate mechanical shocks incurred by the liner and the liner hanger.

US Pat. No. 10,597,985

APPARATUS AND METHOD FOR INSTALLING TRACER MATERIAL IN DOWNHOLE SCREENS

BAKER HUGHES, A GE COMPAN...

1. A sand screen assembly comprising:a base pipe;
a filtration subassembly disposed about the base pipe, the filtration assembly being removable and replaceable on the base pipe as a subassembly and including tall ribs and short ribs extending radially inwardly from a filtration material interspersed with one another, the tall ribs being secured to the filtration material and slide on the base pipe;
a hollow defined radially between the filtration subassembly, the tall and short ribs and the base pipe, the hollow dimensioned and positioned to receive a block of tracer material;
a removable and replaceable end cap securable to the base pipe with a fastener and configured to retain the filtration subassembly on the base pipe.

US Pat. No. 10,597,984

INFLOW CONTROL DEVICE

SCHLUMBERGER TECHNOLOGY C...

13. A method comprising:downhole in a well, communicating fluid from a first region surrounding a screen assembly through a screen and into a chamber of an inflow control device via a first inlet and a second inlet of the inflow control device,
wherein the first inlet and the second inlet of the inflow control device extend through a transverse base wall of the chamber,
wherein the transverse base wall of the chamber forms a maximum cross-section diameter of the chamber, and the diameter of the chamber decreases with distance along a longitudinal axis of the inflow control device from the transverse base wall to a discharge at an outlet of the chamber, which is coaxial with the longitudinal axis,
wherein the inflow control device and the chamber are asymmetric about the longitudinal axis, wherein the chamber does not have a frustoconical section of the inflow control device,
wherein an inlet to outlet ratio of the inflow control device through the transverse base wall of the chamber to the discharge is 2:1, and
producing first and second jets that are generally tangential with a perimeter of the base wall, wherein the first and second jets interact to produce a combined flow that rotates and translates in a direction along the length of the chamber toward the outlet; and
using the inflow control device to regulate communication of the fluid into a base pipe of the screen assembly, wherein using the inflow control device comprises regulating a flow regime at the outlet of the chamber of the inflow control device based on at least one fluid property of the fluid.

US Pat. No. 10,597,983

HIGH FLOW SCREEN SYSTEM WITH DEGRADABLE PLUGS

HALLIBURTON ENERGY SERVIC...

16. A method of completing a zone of a wellbore that traverses a subterranean formation, the method comprising:introducing a completion section into the wellbore adjacent the zone, the completion section comprising:
a packing valve; and
a filter assembly positioned downhole from the packing valve, the filter assembly comprising:
a flow joint having a first internal flow passage, and a first plurality of openings formed radially therethrough;
a plurality of plugs disposed within the first plurality of openings to form a fluid and pressure tight seal with the flow joint, thus impeding fluid flow through the first plurality of openings;
a fluid-return joint having a second internal flow passage in fluid communication with the first internal flow passage, a second plurality of openings formed radially therethrough, and a closure member; and
a screen disposed exteriorly about the flow joint and the fluid-return joint, axially along the first plurality of openings and the second plurality of openings, and thus also along the plurality of plugs;
directing the flow of a treatment fluid from the completion section into the wellbore, via the packing valve, to facilitate at packing a granular media around the filter assembly within the wellbore fracturing the zone, and/or degrading the plurality of plugs with a downhole fluid so that radial fluid flow is permitted through the plurality of openings; and
actuating the closure member of the fluid-return joint between an open configuration, in which the closure member permits radially inward fluid flow through the second plurality of openings, and a closed configuration, in which the closure member prevents, or at least reduces, radially inward fluid flow through the second plurality of openings.

US Pat. No. 10,597,982

SYSTEMS AND METHODS FOR EVALUATING AND OPTIMIZING STIMULATION EFFICIENCY USING DIVERTERS

Weatherford Technology Ho...

1. A method of treating a formation having a well therein, the method comprisingidentifying openings in a primary fluid path for production of hydrocarbons;
performing a dry analysis without fluid transport to determine a particle type having a probability of creating a stable jam in the openings;
performing a wet analysis with fluid transport to determine at least a particle concentration and a particle ratio for sealing of the stable jam;
performing stimulation and diversion in one or more first operations within the primary fluid path based on the particle type, particle concentration, and particle ratio;
obtaining stimulation data and a real tracer log from the one or more first operations;
obtaining fluid diversion data, including at least pressure build-up information, from the one or more first operations;
receiving one or more first diversion efficiencies associated with one or more diverter properties, the one or more first diversion efficiencies each indicating an amount of stimulation isolated from a portion of the formation;
simulating diversion and stimulation in the primary fluid path based at least upon the obtained stimulation data, the obtained fluid diversion data, and the one or more first diversion efficiencies;
using the simulation to create one or more synthetic tracer logs each having a modeled diversion efficiency; and
determining the modeled diversion efficiency matching one of the one or more first diversion efficiencies by comparing the one or more synthetic tracer logs to the real tracer log, whereby the determined diversion efficiency is indicative of an effectiveness of stimulation and diversion in one or more second operations in the hydrocarbon well.

US Pat. No. 10,597,981

DRILLING ENGINEERING ANALYSIS ROADMAP BUILDER FOR HYDROCARBON RESERVOIR MODELING

LANDMARK GRAPHICS CORPORA...

1. A computer-implemented method, comprising:receiving, by a processor, a plurality of depth intervals representing a modeled wellbore;
for each depth interval:
selecting a set of input parameters for a computational model;
receiving, by a processor, values for each input parameter in the set of input parameters selected for the computational model;
computing, by the processor, computational model results by using the values received for each of the input parameters in different computational model calculations; and
populating a grid utilizing the selected input parameter values in association with an interval plot representing the computational model results for the depth interval;
displaying, by the processor, a roadmap for the modeled wellbore as a single plot including the interval plot for each depth interval, based on the corresponding input parameter values populated in the grid;
displaying the grid as a list of interval plots including the interval plot and the selected input parameters for each depth interval;
drilling a portion of an actual wellbore corresponding to a first depth interval of the plurality of depth intervals;
acquiring, by the processor from one or more sensors, measured values of the selected input parameters for the first depth interval; and
updating a corresponding portion of the displayed roadmap for the modeled wellbore based on the acquired measured values for the first depth interval.

US Pat. No. 10,597,980

EXTERNAL TRAP APPARATUS AND METHOD FOR SAFELY CONTROLLING TOOL STRING ASSEMBLIES

1. An external tool string trap assembly for mounting on a bottom end of a drilling tool string housing, comprising:a collar clamp mounted on corresponding top ends of first and second vertical rails that are laterally spaced apart, said collar clamp being securable to said tool string housing;
first and second crush cylinders affixed to corresponding bottom ends of said first and second vertical rails;
an openable and closable catcher plate assembly pivotally and slideably attached to said first and second vertical rails and supported by said first and second crush cylinders, wherein said openable and closable catcher plate assembly permits or restricts insertion of a tool string when said catcher plate assembly is opened or closed, respectively;a funnel receptacle mounted on said catcher plate assembly, and movable into coaxial alignment along with the tool string housing when the catcher plate assembly is moved from an open to closed position, wherein when said tool string falls and strikes said funnel receptacle with a force, said catcher plate assembly slides down on said first and second vertical rails such that kinetic energy dissipated by said falling tool string is directed into said first and second crush cylinders by way of said catcher plate assembly, and is absorbed by said first and second crush cylinders, and wherein further the first and second crush cylinders are affixed to the corresponding bottom ends of the first and second vertical rails by corresponding connecting rods and secured to the respective rod with a corresponding nut.

US Pat. No. 10,597,979

INSPECTION TOOL FOR A PERFORATING GUN SEGMENT

DynaEnergetics Europe Gmb...

1. An inspection tool for a perforating gun segment, comprising:a male connecting portion, wherein the male connecting portion includes a feedthrough connection, a ground bar connection, and a first distance sensor;
a female connecting portion, wherein the female connecting portion includes a pin contact point; and,
at least one perforating gun segment holder, wherein the perforating gun segment holder is between the male connecting portion and the female connecting portion, wherein the perforating gun segment holder is configured for receiving the perforating gun segment and positioning the perforating gun segment such that a top end of the perforating gun segment is nearest to the male connecting portion and a bottom end of the perforating gun segment is nearest to the female connecting portion when the perforating gun segment is received by the perforating gun segment holder.

US Pat. No. 10,597,978

HYDRAULICALLY ASSISTED SHEAR BOLT

Halliburton Energy Servic...

1. A shear bolt comprising:a body including a shear portion that is shearable in response to forces exerted on the body;
a port in the body for introducing a hydraulic fluid into the body; and
a core disposed in the body and defining a chamber at least partially surrounded by the shear portion, the core comprising a support structure that spans between regions of the shear portion along opposite sides of a shear plane, and wherein the support structure is frangible in response to the hydraulic fluid being introduced through the port to reduce support to the shear portion and allow a fluid pressure in the chamber to be exerted against the shear portion to contribute to shearing the shear portion along the shear plane,the core further comprising a piston movable in response to the hydraulic fluid being introduced through the port,wherein the piston comprises a bypass conduit arranged for passage of the hydraulic fluid from the port to the chamber to at least one of:cause contact of the hydraulic fluid with the support structure for dissolving the support structure; or
allow the hydraulic fluid to be introduced into the chamber to increase the fluid pressure in the chamber for exerting against the shear portion to contribute to shearing the shear portion.

US Pat. No. 10,597,977

CLOSING SLEEVE ASSEMBLY WITH PORTED SLEEVE

Halliburton Energy Servic...

1. A closing sleeve assembly, comprising:a housing;
a port formed in the housing;
a sealing surface formed in the housing adjacent to the port;
a closing sleeve configured to move between an open position and a closed position, the closing sleeve including:
an uphole portion configured to substantially cover the sealing surface when the closing sleeve is moved to the open position;
a port formed in the closing sleeve and configured to substantially overlap with the port formed in the housing when the closing sleeve is in the open position; and
a seal configured to engage with the sealing surface to form a fluid and pressure tight seal when the closing sleeve is in the closed position; and
a release ring disposed uphole from the closing sleeve and configured to engage with the closing sleeve to prevent rotation of the closing sleeve relative to the housing.

US Pat. No. 10,597,976

BALL DROP TOOL AND METHODS OF USE

Halliburton Energy Servic...

1. An apparatus comprising:a drilling stabilizer housing, having an interior passage, to be coupled to a drill string;
a stabilizing blade on an external surface of the housing, the stabilizing blade comprising a hollow compartment to hold at least one ball selectively releasable from the hollow compartment;
a gate valve that couples the hollow compartment of the stabilizing blade to the interior passage of the drilling stabilizer and that is operable to control release of the at least one ball; and
gate valve circuitry, coupled to the gate valve, for controlling operation of the gate valve.

US Pat. No. 10,597,975

DOWNHOLE COMPLETION SYSTEM

Welltec Oilfield Solution...

1. A downhole completion system arranged in a borehole, comprising:a production casing having an axial extension, an inside, an inner diameter and an opening for providing fluid communication between the borehole and the inside,
a sleeve or a completion component arranged at least partly movably along or rotatably within the axial extension, the sleeve or the completion component being arranged opposite the opening for opening, choking or closing the fluid communication, the sleeve having a profile facing the inside of the casing, and
a sleeve control for moving the sleeve to open, choke or close the opening,wherein the sleeve control comprises:a first part having at least one member engaging the profile,
a second part having:
a fixation unit fixating the sleeve control in the casing,
an actuator for moving the first part in relation to the second part,
a power supply configured to supply power to the actuator, and
a first communication module for receiving control signals from surface,
wherein the downhole completion system further comprises a second communication module for communicating with the first communication module, where the second communication module is arranged on the outer face of the casing and that the sleeve control with the first communication module is arranged inside the casing.

US Pat. No. 10,597,974

DOWNHOLE VALVE APPARATUS

M-I DRILLING FLUIDS UK LT...

1. A valve assembly for use in a wellbore of an oil, gas or water well, the valve assembly comprising:a bore with an axis;
a valve seat adapted to seat a valve closure member, the valve seat comprising
a first seat member adapted to seat the valve closure member in a first configuration, wherein the first seat member is adapted to resiliently deform from the first configuration to a second configuration to allow passage of the valve closure member past the first seat member at a first threshold pressure, and
a second seat member adapted to seat the valve closure member in a first configuration, wherein the second seat member is adapted to resiliently deform from the first configuration to a second configuration to allow passage of the valve closure member past the second seat member at a second threshold pressure; and
an outlet port and a control sleeve adapted to cycle the valve assembly between a first configuration of the valve assembly and a second configuration of the valve assembly,
wherein in the first configuration of the valve assembly, the control sleeve is configured to obturate the outlet port and to restrict fluid communication between the bore and the outlet port,
wherein in the second configuration of the valve assembly, the control sleeve is configured to allow at least partial fluid communication between the bore and the outlet port, and
wherein the valve assembly is repeatedly cyclable between the first and second configurations of the valve assembly, while the valve closure member is seated on the valve seat, by changes in fluid pressure acting on the seated valve closure member.

US Pat. No. 10,597,973

ACTIVATING A DOWNHOLE TOOL WITH SIMULTANEOUS PRESSURE FROM MULTIPLE CONTROL LINES

Halliburton Energy Servic...

1. A method of hydraulically actuating downhole equipment, comprising:providing a first downhole tool and a second downhole tool, two or more first control lines extending from a surface of a wellbore to the first downhole tool, and two or more second control lines extending from the first downhole tool to the second downhole tool, wherein the first downhole tool has a hydraulically movable portion comprising a single unit that is movable when subjected to a threshold pressure;
supplying a first pressure to the hydraulically movable portion comprising the single unit of the first downhole tool using one or both of the two or more first control lines, the first pressure below the threshold pressure required to slide the hydraulically movable portion comprising the single unit, and thus the first pressure continuing to the second downhole tool via one or both of the second control lines; and
supplying a second greater pressure to the hydraulically movable portion comprising the single unit of the first downhole tool using at least two of the two or more first control lines, the second greater pressure at or above the threshold pressure, and thus moving the hydraulically movable portion comprising the single unit to stop at least a portion of the second greater pressure from continuing to the second tool.

US Pat. No. 10,597,972

AUTONOMOUS PRESSURE CONTROL ASSEMBLY WITH STATE-CHANGING VALVE SYSTEM

HALLIBURTON ENERGY SERVIC...

1. An apparatus for controlling wellbore pressure within a wellbore during a perforation event, the apparatus comprising:a tubular defining a chamber;
a valve system in fluid communication with the chamber, wherein the valve system selectively places the chamber in communication with the wellbore;
energetic material accommodated within the chamber; and
a controller operably coupled to the valve system, wherein the controller receives information generated about the wellbore pressure within the wellbore and controls changing a state of the valve system based on the information to create a plurality of pressure conditions based on a reference pressure profile;
wherein the apparatus is moveable between a first configuration, a second configuration, and a third configuration;
wherein, when in the first configuration, the energetic material is accommodated within the chamber and the valve system is in a closed state such that the chamber is fluidically isolated from the wellbore;
wherein, when in the second configuration, the valve system is in an open state such that gas produced from ignition of the energetic material exits the chamber and passes to the wellbore to produce an overbalance condition in the wellbore;
wherein, when in the third configuration, the valve system is in the closed state and a portion of the gas produced from the ignition of the energetic material remains in the chamber and the chamber is fluidically isolated from the wellbore; and
wherein the apparatus is configured to move from the second configuration to the third configuration prior to allowing wellbore fluid to enter the chamber.

US Pat. No. 10,597,971

METHOD AND SYSTEM FOR INHIBITING CEMENT DEPOSITION IN A JACK AND PULL (JAP) EXPANSION ASSEMBLY

SHELL OIL COMPANY, Houst...

1. A method for passing cement through a hydraulically actuated Jack And Pull (JAP) expansion tool string, the method comprising:providing a JAP tool string comprising a bore, a wall, and a hydraulic JAP jack comprising a piston and cylinder assembly which comprises a piston provided with a piston bore;
arranging an annular non-return valve in the wall of the JAP tool string below the piston of the hydraulic JAP jack, which allows mud to flow from a surrounding annulus into the bore of the JAP tool string below the piston, when the pressure in the bore of the JAP tool string is lower than that in the surrounding annulus;
arranging in an interior of the JAP tool string, and below the annular non-return valve, a second non-return valve, which allows fluid to move only down through the bore from an upper part to a lower part of the interior of the JAP tool string;
pumping a cement column comprising cement though the bore JAP tool string and the piston bore;
when the cement column is pumped, pumping a trailing plug assembly comprising an outer plug and an inner plug connected to each other by means of shear pins behind the cement column and towards a first seat at an upper end of the piston bore;
subsequently sealingly seating the outer plug at the first seat;
shearing the shear pins connecting both plugs by increasing a pump pressure, to release the inner plug from the outer plug;
allowing the inner plug to advance to a second seat in the piston bore at a lower end of the piston;
seating the inner plug in the piston bore at the second seat;
subsequently cycling the hydraulic JAP jack comprising alternatingly stroking-in and re-setting of the jack, the during which cycling the annular non-return valve is continuously open and the second non-return valve cycles with the jack movement, thereby flushing cement from the bore of the expansion tool string.

US Pat. No. 10,597,970

DOWNHOLE CUTTING AND SEALING APPARATUS

Schlumberger Technology C...

33. A method comprising:conveying a laser apparatus within a tubular secured within a wellbore extending into a subterranean formation;
operating the laser apparatus to form a slot along the tubular;
conveying a sealing material within the tubular; and
providing the sealing material within the slot such that the sealing material, when melted, seals the slot upon solidification, wherein the laser apparatus is configured to provide a path for the melted sealing material; and wherein providing the melted sealing material within the slot comprises utilizing a spreader.

US Pat. No. 10,597,969

SEAL FOR A BOREHOLE

BAKER HUGHES, A GE COMPAN...

1. A seal comprising: a fluid resistive cover; a structured element disposed at an inside surface of the cover and drawable with the cover such that the structured element follows the cover between a first position and a second position.

US Pat. No. 10,597,968

MODIFIED STUFFING BOX

Dreco Energy Services ULC...

1. A stuffing box for sealing around a rod for wellbore operations, comprising:a tubular body forming a central bore for receiving the rod, the body having a top, a middle and a bottom housing, the middle housing being positionabie between and sealingly engageable with the top and bottom housings,
the top housing having at least one first seal within the bore for sealingly engaging with the rod,
the bottom housing having at least one second seal within the bore for sealingly engaging with the rod, and
an adjuster for releasably connecting the top housing and the bottom housing,
and for adjusting misalignment of the rod within the bore,
wherein activation of the adjuster compresses the at least one first and second seals to sealingly engage the rod, and secures the middle housing between the top and bottom housings, and deactivation of the adjusters simultaneously decompresses the at least one first and second seals to disengage the sealing engagement with the rod.

US Pat. No. 10,597,967

SYSTEM AND METHOD FOR REMOTELY COUPLING WIRELINE SYSTEM TO WELL

HALLIBURTON ENERGY SERVIC...

1. A method for coupling a wireline system to a wellhead, comprising:storing a downhole tool within the wireline system;
coupling the wireline system to the wellhead via a remotely actuated connector, wherein coupling the wireline system to the wellhead comprises remotely controlling an actuator of the remotely actuated connector to actuate a slip housing of the remotely actuated connector;
pressure testing the wireline system; and
opening a valve of the wellhead to enable passage of the downhole tool from the wireline system to a well.

US Pat. No. 10,597,966

BLOWOUT PREVENTER APPARATUS AND METHOD

CAMERON INTERNATIONAL COR...

1. A blowout preventer, comprising:a housing comprising a bore extending therein;
an annular wear plate coupled to the housing;
an annular piston slidably disposed in the bore of the housing and comprising an inner surface; and
an annular elastomeric packer disposed in the bore of the housing and in physical engagement with the inner surface of the piston, wherein the elastomeric packer comprises a plurality of circumferentially spaced inserts coupled to an elastomeric body;
wherein the blowout preventer comprises a first position providing fluid communication through the bore of the housing, and a second position restricting fluid communication through the bore of the housing, and wherein each of the plurality of circumferentially spaced inserts is spaced from the wear plate when the blowout preventer is in the first position;
wherein, in response to actuating the blowout preventer between the first and second positions, at least one of the plurality of circumferentially spaced inserts of the elastomeric packer pivots about an axis of rotation;
wherein, in response to actuating the blowout preventer from the first position to the second position, a radial gap is formed between an outer end of the at least one of the plurality of circumferentially spaced inserts and the inner surface of the piston.

US Pat. No. 10,597,965

DOWNHOLE TOOLS HAVING CONTROLLED DEGRADATION

BAKER HUGHES, A GE COMPAN...

1. A method of controllably disintegrating a downhole article, the method comprising:disposing the downhole article in a downhole environment, the downhole article containing a matrix material and a container embedded in the matrix material, the container having a divider that separates a first chemical and a second chemical included in the container;
degrading the matrix material with a downhole fluid to expose the container to the downhole fluid;
degrading the exposed container in the downhole fluid to release the first chemical and the second chemical from the container;
allowing the released first chemical to contact and react with the released second chemical generating an acid, a salt, heat, or a combination comprising at least one of the foregoing that accelerates the degradation of the matrix material in the downhole fluid,
wherein the container is formed of a metallic material or a polymeric material, the metallic material comprising Zn metal, Mg metal, Al metal, Mn metal, an alloy thereof, or a combination comprising at least one of the foregoing; and the polymeric material comprising a polyethylene glycol, a polypropylene glycol, a polycaprolactone, a polydioxanone, a polyhydroxyalkanoate, a polyhydroxybutyrate, a copolymer thereof, or a combination comprising at least one of the foregoing.

US Pat. No. 10,597,964

WIRELINE DEPLOYED MULTI-STAGE STIMULATION AND FRACTURING SYSTEM

1. A multi-stage stimulating system, comprising:a. one or more hydraulic sealing devices;
b. one or more hydraulic anchors;
c. a mechanical cutter;
d. an accumulator to provide a fluid source; and
e. a pump fluidly connected to the accumulator for pumping fluid to and hydraulically actuating the one or more sealing devices, one or more anchors and the mechanical cutter,wherein the system is deployed via wireline.

US Pat. No. 10,597,963

CORING TOOLS INCLUDING A CORE CATCHER

Baker Hughes Oilfield Ope...

17. A method for extracting a core of subterranean formation from a wellbore, comprising:cutting a core of subterranean formation material from a subterranean formation;
receiving the core in a core catcher, the core catcher comprising:
a sleeve comprising:
a longitudinal axis; and
at least one slit extending at least partially along a height of the sleeve between an upper end and a lower end thereof, the at least one slit separating a first side surface and a second side surface of the sleeve, wherein the first side surface is located a first distance from the longitudinal axis and the second side surface is located a second distance from the longitudinal axis, each of the first distance and the second distance measured in a direction transverse to the longitudinal axis;
a bridging element extending at least partially about a perimeter of the sleeve; and
wherein the bridging element comprises at least one crosspiece extending at least partially about the perimeter of the sleeve and extending at least partially across the at least one slit, wherein the bridging element further comprises at least one track extending at least partially about the perimeter of the sleeve, and wherein the at least one crosspiece is slidably engaged with the at least one track; and
receiving the core catcher having the core therein within a central bore of a core shoe, wherein receiving the core catcher comprises reducing a width of the at least one slit that separates the first side surface and the second side surface while maintaining a difference between the first distance and the second distance at substantially zero.

US Pat. No. 10,597,962

DRILLING WITH A WHIPSTOCK SYSTEM

Saudi Arabian Oil Company...

1. A whipstock system comprising:a whipstock body;
a control unit mounted on or in the whipstock body, the control unit comprising transmitters and receivers operable to receive commands from an external source;
multiple upper slips mounted on or in the whipstock body,
multiple lower slips mounted on or in the whipstock body and
a hydraulic system in the whipstock body, the hydraulic system in communication with the control unit, the hydraulic system including at last one hydraulic power unit operable to repeatedly activate and de-activate the activatable components
wherein the hydraulic system comprises: a reservoir and an expansion chamber in the whipstock body; and a pump in the whipstock body in fluid communication with the reservoir and the expansion chamber;
wherein transfer of fluid from the reservoir to the expansion chamber activates the multiple upper slips and the multiple lower slips;
wherein transfer of fluid from the expansion chamber to the reservoir returns the multiple upper slips and the multiple lower slips to a retracted position; and
wherein the control unit comprises: one or more processors; and a computer-readable medium storing instructions executable by the one or more processors to perform operations comprising: receiving, from the external source, instructions to perform whipstock operations within the wellbore; and transmitting, to the hydraulic system, at least a portion of the instructions.

US Pat. No. 10,597,961

METHOD AND SYSTEM FOR LOCKING AN UPPER END OF AN EXPANDED TUBULAR WITHIN A HOST CASING

SHELL OIL COMPANY, Houst...

1. A method for releasably locking a tubular to a previously installed host casing with a self-energizing top anchor (SETA) tool comprising:an anchoring section with a body and a set of anchoring slips which can engage the host casing;
a guide nose; and
a force transmission sub connected to the guide nose, which force transmission sub comprises:
a tubular body;
an outer sleeve that is locked to the tubular body of the force transmission sub by a collet; and
an inner sleeve which is located inside the tubular body of the force transmission sub and locked in place by a set of shear pins and which also locks the collet in place;
the method comprising: pressing the top of the tubular in contact with the outer sleeve using an expansion cone, whereby a tip of the guide nose enters into the top of the tubular and whereby an expansion force is then transmitted via the collet to the tubular body of the force transmission sub, which transmits the force via the body of the anchoring section to the slips which then engage the host casing, whereby the outer sleeve can be unlocked by applying a force to the inner sleeve whereby the shear pins fail allowing movement of the inner sleeve within the tubular body of the force transmission sub to unlock the collet, so that the outer sleeve can slide over the tubular body of the force transmission sub.

US Pat. No. 10,597,960

ACTIVATION MECHANISM FOR A DOWNHOLE TOOL AND A METHOD THEREOF

ADVANCETECH APS, Gredste...

1. A method for activating at least one downhole tool of a drill string located in a borehole while using a downhole activation mechanism arranged in the drill string, the method comprising:using at least one sensor to sense at least one first parameter of a drilling fluid being pumped through the drill string via an external pump system and circulated back up through the annulus between the drill string and a sidewall of the borehole;
applying at least a first time window to a sensed signal from the at least one sensor and analyzing the sensed signal in a controller of the downhole activation mechanism; wherein the method further comprises the steps of:
sensing at least a second parameter using at least a second sensor, wherein the second parameter is a rotation of the drill string;
using the controller to monitor the at least one first parameter and the second parameter;
activating at least a first downhole tool or first operation mode and/or a second downhole tool or second operation mode by activating one or more activation elements located in the activation mechanism; communicating the one or more activation elements with corresponding activating elements arranged on at least the first or second downhole tool; wherein the first downhole tool performs at least a first mode of operation upon activation;
wherein the controller compares the second parameter to a threshold value and further monitors the at least one first parameter within the first time window and determines whether or not the at least one first parameter remains stable relative to least a first threshold value, and if the at least one first parameter is stable within the first time window, then the first downhole tool is activated;
wherein after a selected downhole tool or operation mode is activated, the at least one first parameter is increased to a predetermined operating level, and
wherein said at least first threshold value is between 10 to 90% of an operating flow rate with the operating flow rate being between 1.000 to 1.500 L/min.

US Pat. No. 10,597,959

METHODS FOR ENHANCING CUTTINGS TRANSPORT AND HOLE CLEANING IN OIL AND GAS WELLS

ExxonMobil Upstream Resea...

1. A method for enhancing transport of solid particles in a cuttings bed within a length of an annulus of a wellbore during drilling operations, comprising:estimating a current particle size distribution (PSD) of a particle bed within a selected measured depth (MD) range along the length of the wellbore annulus, the PSD including particles of size Dm, the particles within the PSD of at least size Dm targeted for enhanced transport;
calculating a target PSD of the MD range for enhanced transport of particles of at least size Dm using a one-dimensional transient model incorporating a particle transport model;
determining, with a computer using the one-dimensional transient model, a pumping PSD to achieve the target PSD within the MD range; and
adding the pumping PSD to the wellbore fluid flowing within the annulus, thereby enhancing the transport rate of particles of size Dm within the MD range.

US Pat. No. 10,597,958

ELECTRO-SEPARATION CELL WITH SOLIDS REMOVAL

Ground Effects Environmen...

1. An electro-separation apparatus for separation of drilling fluids, the apparatus comprising:a reaction chamber operative to hold drilling fluid and having a first curved side wall and a second curved side wall opposite the first curved side wall;
a first set of parallel-spaced curved electrode plates provided in the reaction chamber and positioned along the first curved side wall;
a second set of parallel-spaced curved electrode plates provided in the reaction chamber and positioned along the second curved side wall, the second set of parallel-spaced curved electrode plates extending parallel and adjacent to the first set of parallel-spaced curved electrode plates within the reaction chamber;
a sediment outlet positioned proximate a bottom of the reaction chamber to remove sediment from the reaction chamber;
a first set of wiper blades, each wiper blade in the first set of wiper blades positioned between a pair of adjacent electrode plates from the first set of parallel-spaced curved electrode plates and moveable to sweep from a starting position to a finished position to remove sediment from the pair of adjacent electrode plates from the first set of parallel-spaced curved electrode plates and move the sediment towards the sediment outlet, wherein the first set of wiper blades is rotatable around a first axle provided at a first radius of curvature of the first curved side;
a second set of wiper blades, each wiper blade in the second set of wiper blades positioned between a pair of adjacent electrode plates from the second set of parallel-spaced curved electrode plates and moveable to sweep from a starting position to a finished position to remove sediment from the pair of adjacent electrode plates from the second set of parallel-spaced curved electrode plates and move the sediment towards the sediment outlet, wherein the second set of wiper blades is rotatable around a second axle provided at a second radius of curvature of the second curved side such that the first and second axle are parallel, but distinct; and
at least one power supply connected to the first set of parallel-spaced curved electrode plates to create an electric field between the first set of parallel-spaced curved electrode plates and connected to the second set of parallel-spaced curved electrode plates to create an electric field between the second set of parallel-spaced curved electrode plates.

US Pat. No. 10,597,957

FOLDABLE CONTINUOUS ROD GUIDE AND A JIB FOR SERVICING RIG FOR SUPPORTING SAME

Celtic Machining Ltd, Ra...

1. An apparatus for guiding continuous rod into a continuous rod injector, said apparatus comprising:a plurality of segments each having an arc shape and proximal and distal ends spaced apart along said arc shape, said plurality of segments including:
a first segment connected or connectable to the continuous rod injector at the proximal end of said first segment;
a second segment having a similar length to the first segment, the proximal end of said second segment being pivotally coupled to the distal end of the first segment by a first pivot joint; and
a third segment having a shorter length than each of the first and second segments, the proximal end of said third segment being pivotally coupled to the distal end of the second segment by a second pivot joint;
the second segment being movable about the first pivot joint between a stowed position reaching back toward the proximal end of the first segment on a concave side of the arc shape of the first segment and placing the distal end of the second segment adjacent the proximal end of the first segment with a concave side of the second segment facing the concave side of the first segment, and a deployed position extending away from the proximal end of the first segment at the distal end of said first segment to form an extension of the arc shape of the first segment; and
the third segment being movable about the second pivot joint between a folded position reaching back toward the proximal end of the second segment on the concave side of the arc shape of the second segment and an unfolded position extending away from the proximal end of the second segment at the distal end thereof to form an extension of the arc shape of the second segment, the third segment being arranged to fit, in the folded position thereof, between the concave sides of the first and second segments in the stowed position of the second segment.

US Pat. No. 10,597,956

BIT CHANGE MECHANISM FOR A DRILL RIG

Joy Global Surface Mining...

1. A bit changer assembly comprising:a bit basket actuator assembly configured to be coupled to a drill rig, the bit basket actuator assembly including a bit basket and an actuator that moves the bit basket; and
a bit carousel configured to be coupled to the drill rig, such that the bit carousel is rotatably and vertically moveable relative to the drill rig.

US Pat. No. 10,597,955

TORQUE IMPACT MITIGATOR FOR POWER TONG

1. A torque impact mitigator, comprising:a housing assembly including a hydraulic cylinder having a compression end and a rebound end;
a piston disposed within the hydraulic cylinder so as to reciprocate back and forth;
a piston rod disposed within the hydraulic cylinder and mounted at a first end to the piston and having a second end extending out from the compression end;
a compression spring disposed between the piston and the compression end of the hydraulic cylinder;
a rod clevis secured to the second end of the piston rod to compress the compression spring into a compressed state when the rod clevis is moved away from the hydraulic cylinder and to release the compression spring into a relaxed state when the rod clevis is moved towards the hydraulic cylinder;
a plug is disposed within an upper end of the compression spring and having a bore extending therethrough to receive the piston rod;
one or more bores disposed through the piston to allow the passage of hydraulic fluid into the rebound end of the hydraulic cylinder when the compression spring is in the compressed state, and to allow the passage of hydraulic fluid into the compression end of the hydraulic cylinder when the compression spring is in the relaxed state;
a first end of the torque impact mitigator connected to a first end of a cable, whereby a second end of the cable being connected to a power tong; and
a second end of the torque impact mitigator mounted to a support on an oil drilling rig.

US Pat. No. 10,597,954

SEQUENCING FOR PIPE HANDLING

Schlumberger Technology C...

1. A method for performing operations via a drill rig, the method comprising:conducting a drilling operation at a well center;
conducting a standing operation simultaneously with the drilling operation, wherein the standing operation comprises:
moving a first tubular single between a feeding table position and a drill floor pickup position via a catwalk;
moving the first tubular single between the drill floor pickup position and a mousehole stickup position via a tubular delivery arm and a lower stabilizing arm;
holding the first tubular single in the mousehole stickup position via at least one stand constraint;
moving a second tubular single between the feeding table position and the drill floor pickup position via the catwalk;
moving the second tubular single between the drill floor pickup position and a mousehole make/brake position via the tubular delivery arm and the lower stabilizing arm;
operating a roughneck on a joint between the first and second tubular singles;
moving a tubular stand comprising the first and second tubular singles between a mousehole position and a stand handoff position; and
moving the tubular stand between a stand handoff position and a setback position via a transfer bridge racker and a setback guide arm;
wherein the standing operation comprises a stand building operation,
wherein moving the first and second tubular singles between a feeding table position and a drill floor pickup position comprises moving the first and second tubular singles from the feeding table position to the drill floor pickup position,
wherein moving the first tubular single between the drill floor pickup position and a mousehole stickup position comprises moving the first tubular single from the drill floor pickup position to the mousehole stickup position,
wherein moving the second tubular single between the drill floor pickup position and a mousehole make/brake position,
wherein operating a roughneck on a joint between the first and second tubular singles comprises making up the joint,
wherein moving a tubular stand between a mousehole position and a stand handoff position comprises moving the tubular stand from the mousehole position to the standoff position; and
wherein moving the tubular stand between a stand handoff position and a setback position comprises moving the tubular from the stand handoff position to the setback position.

US Pat. No. 10,597,953

SENSOR FOR A FINGERBOARD LATCH ASSEMBLY

Salunda Limited, Oxfords...

1. A component of a fingerboard latch assembly, the component comprising:a latch, wherein the latch defines a recess;
a latch orientation sensor unit encapsulated in the latch, wherein
the latch orientation sensor unit includes:
an orientation sensor arranged to take measurements that are dependent on the orientation of the sensor unit; and
a processor arranged to derive an orientation signal representing the orientation of the latch from the measurements;
a radio communication unit arranged to wirelessly communicate the orientation signal; and
a power source comprising a battery, and
the latch orientation sensor unit, including the orientation sensor, the processor, the radio communication unit and the power source, is sealed within the recess that is defined in the latch; and
a seal that seals the recess, wherein the seal includes one of a lid and a body of material.

US Pat. No. 10,597,952

STEEL CATENARY RISER TOP INTERFACE

SINGLE BUOY MOORINGS, INC...

1. An offshore, floating vessel comprising:a first, upper funnel mounted to and extending outboard from a side of the vessel at a location above a waterline of the vessel,
a second, lower funnel mounted to and extending outboard from the side of the vessel in spaced-apart, co-axial relation to the first funnel at a location below the waterline of the vessel,
wherein the first, upper funnel is configured to support the upper end of a subsea riser and to react tension loads on the subsea riser,
wherein the first, upper funnel and the second, lower funnel have a longitudinal axis that is inclined from the vertical,
wherein the second, lower funnel is mounted farther outboard from the side of the vessel than the first, upper funnel, and
wherein the second, lower funnel comprises means for reacting lateral and bending loads on the subsea riser supported in the upper funnel.

US Pat. No. 10,597,951

MULTI-LAYER COATING AND RELATED METHODS OF APPLICATION

Superior Shot Peening, In...

1. A method of coating a downhole tool comprising:applying a wear-resistant surface circumferential band comprising a plurality of axially adjacent weld beads forming a wear resistant surface along a particular axial length of an outer surface of the tool; and
applying at least one circumferential wear-resistant multi-layer coating axially adjacent the wear resistant surface band on either end, the coating comprising:
a first layer, exhibiting a first color, applied directly onto the outer surface of the tool; and
a second layer, exhibiting a second color different from the first color, applied directly onto the first layer,
wherein the wear-resistant surface and the adjacent multi-layer coating wear side by side such that when the second layer wears or is removed by a certain amount, the first color of the first layer of the multi-layer coating is revealed as an indication of the degree of wear of the adjacent wear-resistant surface.

US Pat. No. 10,597,950

PRE-INSTALLED ANTI-ROTATION KEY FOR THREADED CONNECTORS

VETCO GRAY, LLC, Houston...

1. A tubular member connection system, comprising:a pin having a central axis, external pin threads, and an annular pin lip at a shoulder surface of the pin;
a box having internal box threads and an annular box lip at an end surface of the box, the box threads shaped to mate with the pin threads to releasably secure the pin to the box;
a recess formed in an outer diameter surface of the pin, the recess extending in an axial direction from the pin lip;
an anti-rotation key located within the recess and carried by the pin, the anti-rotation key having a row of teeth along an outer edge of the anti-rotation key;
a fastener retaining the anti-rotation key in the recess; and
a circumferentially extending series of grooves on the box lip of the box, the grooves sized to engage the teeth of the anti-rotation key and to resist a rotation of the pin relative to the box in an unscrewing direction when the pin is releasably secured to the box;
wherein the anti-rotation key has an opening through a depth of the anti-rotation key, and wherein the fastener extends through the opening and into the pin, the opening having a larger internal dimension than an outer dimension of the fastener so that the anti-rotation key can move relative to the pin.

US Pat. No. 10,597,949

DRILLING COMPONENT

MATERION CORPORATION, Ma...

20. A drilling component made from a spinodally-hardened copper-nickel tin alloy and comprising:a main body; and
a first female connector extending into a first end of the main body and a second female connector extending into a second end of the main body, wherein the first female connector extending into the first end and the second female connector extending into the second end are threaded connectors;
wherein the drilling component is an outer component for a drill string;
wherein the spinodally-hardened copper-nickel-tin alloy comprises about 14.5 wt % to about 15.5 wt % nickel, and about 7.5 wt % to about 8.5% tin, the remaining balance being copper;
wherein the drilling component has an ultimate tensile strength between 102 to 117 ksi, a yield strength between 88 to 106 ksi, an elongation at break between 13 to 26%, and a Charpy impact strength between 13 to 40 ft-lbs.

US Pat. No. 10,597,948

MOBILE BOOM SYSTEM

1. A mobile boom system comprising:a skid having a first post in a first location and a second post in a second location, wherein the first post has a first bushing with an outside diameter and an inside diameter larger than an outside diameter of the first post, and wherein the first bushing fits on a portion of the first post;
a first boom having a first end and a second end, wherein the first end of the first boom is pivotally attached to the first post, and wherein the first end of the first boom has an opening with an inner diameter larger than the outside diameter of the first bushing, and wherein at least a portion of the first bushing is located within the opening;
a second boom having a first end and a second end, wherein the first end of the second boom is pivotally attached to the second end of the first boom; and
a third boom having a first end and a second end, wherein the first end of the third boom is pivotally attached to the second post, wherein each of the first boom, the second boom, and the third boom are adapted to support at least a portion of a service line.

US Pat. No. 10,597,947

REAMERS FOR EARTH-BORING APPLICATIONS HAVING INCREASED STABILITY AND RELATED METHODS

Baker Hughes, a GE compan...

14. A method of enlarging a pilot hole in an earth formation utilizing a reamer, comprising:enlarging a pilot hole by removing earth material from a sidewall of the pilot hole to form an enlarged borehole utilizing at least one cutting element located on a blade of a reamer, the at least one cutting element located at a first radial distance from a longitudinal axis of a body of the reamer while the reamer is in an extended state;
stabilizing the reamer by placing a gage pad located on the blade of the reamer in sliding contact with a portion of the sidewall of the pilot hole, the gage pad located at a second, smaller radial distance from the longitudinal axis while the reamer is in an extended state; and
clearing earth material from the sidewall of the pilot hole utilizing another cutting element located on an axial side of the gage pad opposite the at least one cutting element located at the first radial distance from the longitudinal axis, the other cutting element located at a third radial distance closer to the longitudinal axis than the first radial distance while the reamer is in an extended state.

US Pat. No. 10,597,946

DRILL BITS WITH INTERNALLY TAPERED BLADE AND TRIMMING CUTTING ELEMENTS

SMITH INTERNATIONAL, INC....

1. A drill bit comprising:a bit body having a bit centerline and a bit face;
at least one cutting insert in the bit body proximate the bit centerline;
a plurality of blades extending radially along the bit face; and
a plurality of cutting elements on the plurality of blades, the plurality of cutting elements including a first cutting element on one of the plurality of blades that is at a first radial position closest to the bit centerline, the one of the plurality of blades defining a radially interior surface that is tapered and which interfaces the bit face at a radial position farther from the bit centerline than the first radial position.

US Pat. No. 10,597,944

GUIDANCE SYSTEM FOR A DOWNHOLE BORING DEVICE

COILED TUBING SPECIALTIES...

1. A guidance system for a downhole boring device, the boring device being configured to excavate rock to form an elongated borehole, and the guidance system, comprising:at least three longitudinally-oriented and electrically-conductive actuator wires, with each of the actuator wires being secured to a distal end of a flexible tubular body, and with each of the actuator wires being configured to contract in response to receiving electrical current; and
a boring device secured to the distal end of the flexible tubular body;
and wherein each of the actuator wires is configured to contract in proportion to an amount of the received electrical current such that a differing amount of electrical current directed through one or more of the actuator wires will thereby induce a bending moment to the boring device, said bending moment being sufficient to re-orient a body of the boring device and thereby change a trajectory of the boring device relative to the flexible tubular body.

US Pat. No. 10,597,943

DRILLING SYSTEM INCLUDING A DRIVESHAFT/HOUSING LOCK

Halliburton Energy Servic...

17. A method of operating a drilling system, comprising:tripping a drilling system into or out of a well, wherein the drilling system includes;
a housing defining a first longitudinal dimension;
a driveshaft positioned within the housing and defining a second longitudinal dimension, wherein the housing and driveshaft are operable to slide relative to one another along the first longitudinal dimension and the second longitudinal dimension, and rotate relative to one another; and
a load sensor operable to sense the housing and driveshaft sliding relative to one another; and
a locking mechanism operable to lock or unlock the relative rotation of the housing and the driveshaft in response to the load sensor sensing the housing and driveshaft sliding relative to one another thereto; and
locking and unlocking the relative rotation of the housing and the driveshaft based upon an output of the load sensor.

US Pat. No. 10,597,942

STEERING SYSTEMS AND METHODS

SCHLUMBERGER TECHNOLOGY C...

1. A steering assembly for directionally drilling a borehole, the steering assembly comprising:a body configured for disposition circumferentially about a drill string above a drill head, the body having a top surface and a bottom surface, and the drill head defining a gauge of the borehole;
an under-gauge peripheral section; and
an over-gauge peripheral section substantially opposing the under-gauge peripheral section;
wherein the under-gauge peripheral section and the over-gauge peripheral section are axially and radially fixed relative to the body, and wherein a maximum under-gauge on the top surface in the under-gauge peripheral section is greater than a maximum over-gauge on the bottom surface in the over-gauge peripheral section.

US Pat. No. 10,597,941

STEP LADDERS, COMPONENTS FOR STEP LADDERS AND RELATED METHODS

WING ENTERPRISES, INCORPO...

1. A step ladder comprising:a first assembly comprising:
a first pair of spaced apart rails;
a plurality of rungs extending between and coupled to the first pair of spaced apart rails;
a second assembly comprising a second pair of spaced apart rails;
a top cap having a front wall and a pair of side walls, the front wall extending between and integrally formed with the pair of side walls, wherein an upper portion of a laterally outer surface of each side wall of the pair of side walls includes a first portion adjacent the front wall and a second, laterally flared portion such that a first width is exhibited between laterally outermost surfaces of the first portions and a second width is exhibited between laterally outermost surfaces of the second, laterally flared portions, the second width being greater than the first width;
wherein each rail of the first pair of rails is fixedly coupled with a first portion of an associated one of the pair of side walls;
wherein each rail of the second pair of rails is pivotally coupled with an associated one of the flared portions of the side walls; and
wherein the plurality of rungs exhibit a spacing with a first distance between adjacent rungs of the plurality of rungs and a second distance between the top cap and a rung of the plurality of rungs closest to the top cap, wherein the second distance is at least approximately twice the first distance.

US Pat. No. 10,597,940

MOTOR-DRIVEN CONTROL DEVICE FOR CONTROLLING A MOVABLE SCREEN CONSISTING OF A WINDABLE CANVAS OF A WINDOW-COVERING DEVICE OR PROJECTION SCREEN

SOMFY SAS, Cluses (FR)

1. A motorized manoeuvring device intended to manoeuvre a moving windable fabric screen, the motorized manoeuvring device comprising:an actuator, comprising a hollow housing containing a gear motor,
a mounting end-plate having an outer lateral face and an inner lateral face opposed to the outer lateral face,
wherein the end-plate comprises a first support extending from the inner lateral face of the end-plate along a first longitudinal axis and cooperating with the hollow housing of the actuator, and
a second support extending from the end-plate along a second axis distinct from the first longitudinal axis,
wherein the first support has a shafted part comprising at least one first rotation stopping element formed on an outer wall of the shafted part, and the hollow housing has a part forming a recess comprising at least one second rotation stopping element formed on an inner wall of the hollow housing,
wherein the at least one first rotation stopping element and the at least one second rotation stopping element cooperate to link in rotation the first support and the hollow housing,
wherein the at least one first rotation stopping element and the at least one second rotation stopping element are oriented along the first longitudinal axis,
wherein the hollow housing of the actuator is closed by the first support,
wherein the end-plate comprises a bore that opens on the outer lateral face and a removable cover configured to close the bore while permitting access to the bore when the cover is removed,
wherein the end-plate comprises a guiding path positioned on the inner lateral face, the guiding path being configured for guiding a wire,
wherein the end-plate comprises at least one selected from the group consisting of:
a rail configured for guiding an electronic card inside the bore, the bore having a through hole in the first support shaft configured for connecting a wire from the electronic card to a motor side of the end-plate through the first support shaft,
an electronic card accessible inside the bore by removing the cover, the bore having a through hole in the first support shaft configured for connecting a wire from the electronic card to a motor side of the end-plate through the first support shaft,
an additional guiding path configured for guiding a wire positioned on a bottom face of the bore, the bore having a through hole in the first support shaft configured for connecting the wire from the additional guiding path to a motor side of the end-plate through the first support shaft, and
a through hole connecting the guiding path on the inner lateral face of the end-plate with an inner face in the bore.

US Pat. No. 10,597,939

WINDOW SHADE SYSTEM USING ADJUSTABLE ANGLE GEAR

Crestron Electronics, Inc...

1. A window shade system, comprising:(a) a first bracket having a window frame mounting portion attachable to a first window frame, and a receiving portion;
(b) a second bracket having a window frame mounting portion attachable to a second window frame, and a receiving portion;
(c) first and second gears, each including:
(i) a circular base having a front surface that includes an inner region and an outer region that surrounds the inner region, and a rear surface having an opening for receiving an end of a window shade roller of a window shade, the circular base being rotatable about a central axis; and
(ii) a plurality of gear teeth arranged in a same row and extending outward from the outer region of the front surface and being evenly spaced from each other along a plurality of locations on the outer region of the surface, each gear tooth having a cross-sectional width that decreases with decreasing distance from the central axis of that gear, and having a shape that permits any one of the gear teeth in the row of gear teeth of the first gear to contact and directly mesh with any one of the gear teeth in the row of gear teeth of the second gear for any gear angle within a predefined range of gear angles between the central axis of the first gear and the central axis of the second gear;
(d) the first bracket being coupled to a first pivot and being rotatable about the first pivot at least within a first range of angles, the first gear being rotatably coupled to the receiving portion of the first bracket such that the first gear and a first window shade roller are rotatable about the central axis of the first gear, the first pivot being located at a first distance from the central axis of the first gear; and
(e) the second bracket being coupled to a second pivot and rotatable about the second pivot at least within a second range of angles, the second gear being rotatably coupled to the receiving portion of the second bracket such that the second gear and a second window shade roller are rotatable about the central axis of the second gear, the second pivot being located at a second distance from the central axis of the second gear; and
(f) the first and second pivots being arranged relative to each other and relative to the central axes of the first and second gears, respectively, such that for any angle within the first range of angles, such arrangement of the first and second pivots combine with the shape of the gear teeth of the first and second gears to permit at least one gear tooth in the row of gear teeth of the first gear to contact and directly mesh with at least one gear tooth in the row of gear teeth of the second gear at a corresponding angle within the second range of angles.

US Pat. No. 10,597,938

CURTAIN MOUNTING UNIT

NINGBO LIYANG NEW MATERIA...

1. A curtain mounting unit, comprising:a connecting seat (l) having a receiving cavity (11) formed in a rear end surface, a mounting hole (12) connected with the receiving cavity (11) formed in a front end surface, and a plurality of tenons (14) extending along a longitudinal direction of connecting seat (1) on the outer sides of the connecting seat (1);
a telescopic tube (4) having external thread arranged outside and a front end to insert into the receiving cavity (11);
an elastic component (2) received in the receiving cavity (11), the two ends of the elastic component (2) abutting against the front end of the telescopic tube (4) and an inner bottom surface of the receiving cavity (11) respectively, wherein the elastic component is capable of expanding and contracting along a longitudinal direction;
an annularly-shaped locking ring (3) fitted on the outer surface of the telescopic tube (4) having a central via, and inner thread on the inner side wall of the central via to engage the outer thread; and
a mounting plate (5) attached to a rear end of the telescopic tube (4).

US Pat. No. 10,597,937

SLAT ANGLE ADJUSTMENT MECHANISM FOR WINDOW BLIND

CHING FENG HOME FASHIONS ...

1. A slat angle adjustment mechanism for window blind assembly, comprising:a body shell comprising an accommodation chamber, a first through hole and a second through hole, said first through hole being disposed in communication with said accommodation chamber, said second through hole cut through said body shell and said accommodation chamber and disposed in communication with said first through hole;
a transmission unit mounted in said accommodation chamber of said body shell, said transmission unit comprising a transmission gear set and a retractable member connected to said transmission gear set, said transmission gear set comprising a gear and a screw rod engaged with said gear, said gear defining therein a position-limiting hole corresponding to the said second through hole of said body shell, said retractable member being connected to said screw rod, said screw rod comprising an extension shank, said retractable member is socketed into said extension shank of said screw rod and alternatively movable back and forth along a same axial direction with said extension shank of said screw rod, said retractable member comprising a ring hanger; and
a screw nut defining therein a center through hole,
wherein when pulling said ring hanger of said retractable member, said retractable member is moved along said extension shank of said screw rod from an original first position to a second position; when pushing said ring hanger of said retractable member, said retractable member is moved along said extension shank of said screw rod from said second position back to said first position,
wherein said extension shank of said screw rod is a tubular member sleeved onto said retractable member,
wherein said retractable member comprises a stop flange; said stop flange of said retractable member is selectively configured to exhibit a rectangular, crossed shaped, triangular or polygonal cross section; an inner perimeter of said extension shank of said screw rod is configured to fit the rectangular, crossed shaped, triangular or polygonal cross section of said stop flange of said retractable member, and
wherein said ring hanger of said retractable member is inserted through said center through hole of said screw nut; said screw nut is threaded onto said extension shank of said screw rod; when pulling said ring hanger of said retractable member to move said retractable member along said extension shank of said screw rod from said first position to said second position, said stop flange of said retractable member is stopped at a bottom edge of said screw nut.

US Pat. No. 10,597,936

TRACKING-TYPE WINDOW BLIND APPARATUS USING SOLAR MODULES

SOLEGRID INC., Daejeon-s...

1. A blind apparatus using solar modules, comprising:a plurality of sunshades to adjust an amount of incoming sunlight;
a plurality of solar modules, each of which is attached to a first region of a respective one of the plurality of sunshades and generating power by using solar light;
a driver which is connected with the plurality of sunshades, and is configured to adjust an inclination angle of each sunshade and a distance between the sunshades; and
a controller which is configured to control the inclination angle of each sunshade and the distance between the sunshades according to a current season of year and a present time of day, and a solar altitude angle,
wherein each of the plurality of sunshades comprises a rotation axis that divides each of the plurality of sunshades into the first region to which the solar module is attached and a second region to which no solar module is attached, and wherein at least one of the first region and the second region is configured to rotate with respect to the rotation axis such that an angle between the first region and the second region is changed, and
wherein the controller is configured to independently control an inclination angle of at least one of the first region and the second region to allow or block entering of sunlight.

US Pat. No. 10,597,935

VERTICAL CELLULAR DRAPE FOR AN ARCHITECTURAL STRUCTURE

Hunter Douglas Inc., Pea...

1. A vertical cellular drape for an architectural structure, said cellular drape extending in a vertical direction between a top end and a bottom end and in a lateral direction between a first lateral end and a second lateral end, said cellular drape being movable in the lateral direction between an extended position and a retracted position, said cellular drape comprising:a front drape panel defining a front face of said cellular drape;
a rear drape panel coupled to said front drape panel, said rear drape panel defining a rear face of said cellular drape opposite said front face; and
a plurality of headers positioned at or adjacent to said top end of said cellular drape, said headers being coupled between said front and rear drape panels;
wherein:
said front and rear drape panels are configured to extend vertically downwardly from said headers relative to each other when said cellular drape is in said extended position such that a plurality of internal cells are defined between said front and rear drape panels that extend lengthwise in the vertical direction from said headers to said bottom end of said cellular drape; and
said headers are configured to expand and collapse as said cellular drape is moved between the extended and retracted positions, respectively.

US Pat. No. 10,597,934

REVERSIBLE WINDOW SHUTTER

PLASTIC DEVELOPMENT GROUP...

1. A reversible window shutter comprising:a frame; and
a two-part panel insert configured to attach to the frame, the two-part panel insert having
a first panel part having a first side and a second side, the first side of the first panel part defining a plurality of projections extending outwardly therefrom, wherein the first panel part includes a perimeter edge and a first plurality of mounting protrusions extending outwardly therefrom, each of the first plurality of mounting protrusions defining an aperture extending therethrough, and
a second panel part having a first side and a second side, the first side of the second panel part defining a plurality of pockets configured to receive the projections with an interference fit, the second panel part includes a perimeter edge and a second plurality of mounting protrusions extending outwardly therefrom, each of the second plurality of mounting protrusions defining an aperture extending therethrough and aligned with a respective one of the apertures of the first panel part; and
a fastener extending through one of the apertures of the first panel part, one of the apertures of the second panel part, and into the frame.

US Pat. No. 10,597,933

GLASS PANEL UNIT AND WINDOWPANE

PANASONIC INTELLECTUAL PR...

1. A glass panel unit, comprisinga first pane of glass,
a second pane of glass that faces the first pane of glass with the first pane of glass and the second pane of glass spaced a predetermined interval apart,
a seal that is disposed between the first pane of glass and the second pane of glass and joined to the first pane of glass and the second pane of glass in an airtight manner,
an interior space that is encompassed with the first pane of glass, the second pane of glass and the seal,
a partition wall that is disposed in the interior space and divides the interior space into a first space and a second space so that the first space is a vacuum space and the second space is a non-vacuum space,
an air release vent that is formed in the first pane of glass or the second pane of glass and communicates with the second space, and
a blocking member that is provided in the air release vent,
the blocking member being composed of a filler disposed in all of the air release vent and the second space so as to fill the air release vent and the second space.

US Pat. No. 10,597,932

SWINGING TYPE FIRE DOOR

1. A swinging type fire door comprising:a frame comprising opposite top and bottom walls and opposite first and second side walls each extending from the top wall to the bottom wall;
a first tube coupled to the top wall;
a second tube coupled to the bottom wall;
an inner wall having a first end coupled directly to the first tube and a second end coupled directly to the second tube; and
a filler material positioned between the inner wall and at least one of the side walls.

US Pat. No. 10,597,931

ETCHED PLATE FOR FORMING A MOLDED CONSTRUCTION COMPONENT

Masonite Corporation, Ta...

1. An etched plate for molding a molded construction component, the etched plate comprising an etched plate body comprising a plate surface with an inverse configuration to a stainable exterior surface of the molded construction component, the stainable exterior surface comprising stiles, rails, and panels with molded grooves and molded tonal portions stainable with a stain, the molded grooves of the molded construction component configured with variable depths and lengths relative to one another and variably spaced with respect to one another to collectively simulate an appearance of a naturally appearing wood grain tick pattern, the molded tonal portions of the molded construction component comprising depressions configured to receive and retain sufficient stain to simulate an appearance of darkened naturally occurring wood grain background tone.

US Pat. No. 10,597,930

IMPACT RATED LIGHT FRAME FOR SECTIONAL DOORS

OVERHEAD DOOR CORPORATION...

1. An impact rated window frame assembly for support within an opening of a sectional door, the frame assembly comprising:an interior frame member configured to be positioned on a first side of the sectional door;
an exterior frame member configured to be positioned on a second side of the sectional door opposite the first side;
a shield member disposed between the interior and exterior frame members; and
a plurality of fasteners positioned, wherein the frame assembly is configured to be supported in the opening, to extend within the opening of the sectional door and through the interior frame member, the exterior frame member, and the shield member to secure the shield member between the interior and exterior frame members and to secure the interior and exterior frame members onto the sectional door.

US Pat. No. 10,597,929

CENTRALLY CONTROLLED SAFE MANAGEMENT SYSTEM

FireKing Security Product...

1. A system for managing safes over a network, comprising:at least one safe having a currency validator for accepting cash into a currency cassette, the currency validator being operable by programmable instructions and having a memory that stores the programmable instructions;
a door providing access to the currency cassette; and
an electronic lock that controls the opening of the door, the electronic lock being operable by programmable instructions and having a memory that stores the programmable instructions;
the system further comprising at least one server connected to said at least one safe over a network, wherein the at least one server through its connection to said at least one safe updates the programmable instructions of the currency validator.

US Pat. No. 10,597,928

BARRIER OPERATOR FEATURE ENHANCEMENT

The Chamberlain Group, In...

1. An apparatus comprising:a barrier operator communication module configured to communicate with a plurality of barrier operator types that use different communication protocols by sending communication signals by wireless or wired communication protocols;
an input/output module configured to communicate with a computing device over a network;
the input/output module further configured to receive an operation status of a barrier operator indicative of whether an associated barrier is closed;
control circuitry communicatively coupled to the barrier operator communication module and the input/output module, the control circuitry configured to cause the barrier operator communication module to communicate with any of the plurality of barrier operator types, the control circuitry of the apparatus further configured to communicate with a presence detector configured to detect a presence of a vehicle;
wherein the control circuitry is further configured to effect synchronization, in response to detection of the presence of the vehicle by the presence detector and the operation status indicating that the barrier is closed, between vehicle data stored by a storage device of the vehicle and computing device data stored by the computing device;
wherein synchronization includes communication of data between the vehicle and the computing device via the input/output module and the network.

US Pat. No. 10,597,927

BACKDOOR OPENING AND CLOSING APPARATUS

AISIN SEIKI KABUSHIKI KAI...

1. A backdoor opening and closing apparatus, comprising:a lateral communication device arranged at a left lateral rear portion, a right lateral rear portion, or at both the left and right lateral rear portions of a vehicle, the lateral communication device having a lateral portion determination reception area wherein radio signals sent by the lateral communication device reach;
a rear communication device arranged at a rear end portion of the vehicle, the rear communication device having a rear portion determination reception area wherein radio signals sent by the rear communication device reach;
a portable device which sends a response radio signal in response to the radio signals sent by the lateral communication device and the rear communication device;
a sensor having a detection area and provided at the lateral rear portion of the vehicle; and
processing circuitry configured to
receive the response radio signal sent by the portable device,
determine whether an authorized passenger who carries the portable device is positioned within any of the lateral portion determination or rear portion determination areas,
determine whether the authorized passenger is positioned within a common area by determining when the authorized passenger is positioned within an area wherein the lateral portion determination area and the rear portion determination area overlap,
initiate a predetermined operation of the backdoor in response to the detection signal sent by the sensor only when it is determined that the authorized passenger is positioned within the common area, and
operate a backdoor in response to a detection signal sent by the sensor.

US Pat. No. 10,597,926

CLUTCH, MOTOR, AND POWER WINDOW DEVICE

DENSO CORPORATION, Kariy...

1. A clutch comprising:an annular collar having an inner circumferential surface;
a driving-side rotor configured to be driven and rotated;
a driven-side rotor having a control surface opposed to the inner circumferential surface of the collar;
a rolling element located between the control surface and the collar and having two opposite sides in a circumferential direction of the collar; and
a retainer including two circumferential holders holding the two opposite sides of the rolling element, which is located between the control surface and the collar, wherein the retainer is configured to rotate in the circumferential direction, wherein
the clutch is configured, when the driving-side rotor is in a non-driven-rotated state, to prevent rotation of the driven-side rotor by setting the rolling element in a locked state in which the rolling element is held by the control surface and the collar,
the clutch is configured so that when the driving-side rotor is driven and rotated in the locked state, the driving-side rotor pushes the rolling element via the two circumferential holders in a rotation direction to release the rolling element from the locked state, and
each of the two circumferential holders includes an extending guide portion configured to guide the rolling element toward a radially inner side of the collar when the rolling element is released from the locked state.

US Pat. No. 10,597,925

MECHANICAL MONO-FOLD DOOR

Lester Building Systems, ...

1. A door opener mechanism for opening and closing a top hinged mono-fold door having a back surface, the mono-fold door being mounted within a building opening by a door frame, the door frame defined by two spaced vertical members and a header supported in a generally horizontal orientation mounted between or above the vertical members, the mono-fold door being rotatably mounted to the header, the door opener mechanism comprising:a. a winding mechanism to be secured to the building or door frame, the winding mechanism including means for engaging a cable or strap, a winding drum on which a cable or strap can be wound and means for operatively engaging an actuator;
b. a strut having a leading end for slidably engaging the back surface of the mono-fold door and an opposite suspended trailing end of the strut;
c. at least one cable or strap having means for engaging the winding drum, a first end for engaging the strut at or near the leading end of the strut, and a second end for engaging the strut at or near the trailing end of the strut;
d. an actuator operatively engaging the winding drum, the actuator including means for rotating the winding drum, such that when the winding drum is rotated in a first direction, the cable or strap winds up on the winding drum, causing the leading end of the strut to slidably engage the back side of the mono-fold door to rotate the mono-fold door upward to an open position, and when the winding drum is rotated in an opposite second direction, the cable or strap unwinds from the winding drum, causing the leading end of the strut to drop, allowing the mono-fold door to rotate downward to a closed position.

US Pat. No. 10,597,924

SILENT SPRING HINGE

UNIND (SHENZHEN) CO., LIM...

1. A silent spring hinge for a cabinet door, comprising:a fixing base;
a hinge arm; and
a spring assembly, the hinge arm being rotatably connected to the fixing base and being engaged with a rotating wheel mounted on the fixing base, and the spring assembly being mounted on the fixing base and being eccentrically and elastically connected to a wheel surface of the rotating wheel,
wherein a damping assembly corresponding to an edge of the rotating wheel is further provided on the fixing base, the damping assembly comprising a sleeve body, a steel ball, a spring and a lock nut, an outer wall of the sleeve body being snap-fitted on the fixing base, the steel ball, the spring and the lock nut being mounted within the sleeve body in sequence, a portion of the steel ball being exposed from the sleeve body and being elastically in contact with the edge of the rotating wheel, and a deceleration groove and a self-locking groove, provided on the edge of the rotating wheel, being successively in contact with the steel ball at a final stage of the process of closing the cabinet door.

US Pat. No. 10,597,923

STOP POSITION DAMPING DEVICE AND ARRANGEMENT WITH STOP POSITION DAMPING DEVICE

HAHN-Gasfedern GmbH, Aic...

1. Stop position damping device (13) for a sliding element (11) that is slidably supported in a sliding direction (R) relative to a stationary element (12), the stop position damping device (13) comprising:a damping cylinder (35), that comprises a first end (36) and a second end (37) opposite to the first end (36), a distance between which is changeable in a length direction (L) of the damping cylinder (35), and a catch part (45) at the first end (36),
a damping cylinder supporting arrangement (23), at which the damping cylinder (35) is mounted, that is connected with a base carrier (21) via a first pivot bearing (22), wherein the damping cylinder supporting arrangement (23) is pivotably supported near the second end (36) of the damping cylinder (35) around a first pivot axis (S1) extending a transverse direction (Q) perpendicular to the length direction (L),
wherein the damping cylinder supporting arrangement (23) comprises a biasing element (25) at a free end (24) opposite to the first pivot bearing (22) in the length direction (L), wherein the biasing element (25) is configured to urge the free end (24) of the damping cylinder supporting arrangement (23) away from the base carrier (21) and in so doing to create a torque (M) of the damping cylinder supporting arrangement (23) around the first pivot axis (S1).

US Pat. No. 10,597,922

AUTOMATIC SLIDING DOOR

1. An automatic sliding door comprising:a rail having
a first end;
a second end;a reset component mounted on the first end of the rail and havinga housing having
a first side surface; and
a second side surface;
a rod rotatably mounted in the housing;
a first elastic component mounted in the housing, mounted around the rod, and having
a first end fixed to the rod; and
a second end extending out of the housing;
a pulley set slidably mounted in the rail, a bottom end of the pulley set extending out of the rail, and the pulley set having
a first end connected with the second end of the first elastic component; and
a second end, wherein the first elastic component continually pulls the pulley set toward the reset component; and
a door panel mounted on the pulley set;wherein the reset component hasa fixed pillar
a second elastic component mounted in the housing, mounted between the rod and the fixed pillar, and having
a first end fixed to the fixed pillar; and
a second end mounted on the rod.

US Pat. No. 10,597,921

ACTUATING DEVICE FOR THE SASH OF A SLIDING WINDOW OR DOOR

1. An actuating device for a sash of a sliding window or door, comprising:a carriage configured for being associated to said sash, wherein said carriage comprises:
at least one slide provided with a roller configured for sliding along a substantially horizontal sliding direction corresponding to a sliding direction of said sash,
a connector configured for mounting said slide on said sash so as to enable a secondary sliding motion of said slide relative to said sash along the sliding direction, between a stationed position and a sliding position and vice versa,
at least a connecting portion configured for being fixed to said sash, said connecting portion being operatively associated to said slide by an inclined plane, so that the secondary sliding motion of the slide towards the sliding position determines a raising of the sash and the secondary sliding motion of the slide towards the stationed position determines a lowering of the sash,
a rear command shaft configured for being arranged along a rear head surface of said sash and operatively interposed between an actuator and said carriage for generating said secondary sliding motion,
a front command shaft configured for being arranged along a front head surface of said sash and operatively interposed between said carriage and at least a retaining device of said sash for moving said retaining device between a closed position and an open position,
wherein the actuator comprises a handle configured for being mounted on said rear head surface of said sash having a rotation axis parallel to said sliding direction so that said actuator rotates in a plane that is perpendicular to the sliding direction.

US Pat. No. 10,597,920

MAGNETIC LEVITATING DOOR

1. A door assembly with a door disposable in front of a door opening and traversable between an open position and closed position, the door assembly comprising:the door being slidable to the open and closed positions, the door defining a length;
a bracket attached to the door;
a first permanent magnet attached to the bracket, the first permanent magnet defining a length and a width and having north and south poles, the width being horizontally transverse to the length of the door;
a track disposed adjacent to the door opening, the bracket being slidably mounted to the track;
a second permanent magnet attached to the track and having north and south poles, the like poles of the first and second permanent magnet facing each other to repulsively lift an entire weight of the door up, the second permanent magnet having a width horizontally transverse to the length of the door, the second permanent magnet width being different than the first permanent magnet width, the second permanent magnet having a length greater than a length of the door, the first and second permanent magnets vertically aligned to each other; and
a stabilizing prong connected to the track and bracket for maintaining vertical alignment between the track and bracket as the door is traversed between the open and closed positions.

US Pat. No. 10,597,919

DOOR HINGE

1. A hinge, including:an inner door hinge part and an outer door hinge part, wherein the inner and outer door hinge parts comprise fixing means in the form of hinge plates, for mounting to door frame and to door associated with the door frame, respectively, wherein the outer door hinge part comprises two bearing portions which are fixedly connected together by the fixing means, and wherein the inner door hinge part comprises one bearing portion which is arranged between two bearing portions of the outer door hinge part,
wherein at least one of the bearing portions of the inner door hinge part or the outer door hinge part comprises:
an end face recess in the form of a blind hole with a flat base spanning an entire cross section of the blind hole and being formed integrally with a cylindrical wall of the at least one bearing portion of the inner door hinge part or the outer door hinge part,
a first cylindrical sliding cup element lying in the blind hole with an end face outer wall superficially on the flat base of the blind hole, wherein the first cylindrical sliding cup element comprises a ball socket-shaped wall and a metal ball lying in the ball socket-shaped wall, and
a second cylindrical sliding cup element lying fully or partly in the blind hole, wherein, on an end face of the second cylindrical cup element pointing towards the ball, the second cylindrical cup element has a concave ball socket-shaped wall lying superficially on a surface of the metal ball, wherein the second cylindrical sliding cup element, on an end face pointing away from the ball, has a central recess in which a cylindrical protrusion
of an adjacent bearing portion of the inner door hinge part or the outer door hinge part is configured to engage, wherein the protrusion rests with an end face on a base wall of the central recess.

US Pat. No. 10,597,918

THROWABLE MICROPHONE WITH MAGNETIC LOCK

TRICK TECHNOLOGIES OY, E...

1. An apparatus comprising:a padded base having a cylindrical opening formed therein, and comprising a first magnetic element disposed proximate to a bottom surface of said cylindrical opening of said base; and
an insert comprising a microphone and a second magnetic element disposed proximate to a distal end of the insert, such that when the distal end of the insert is inserted into said cylindrical opening of said base and said first magnetic element of said base is aligned with the second magnetic element of said insert in a first orientation, said insert is held within said cylindrical opening of said base by attractive force between the first magnetic element and the second magnetic element, and wherein when said insert is rotated within said cylindrical opening of said base to a second orientation wherein said first magnetic element and said second magnetic element are not aligned with each other, the attractive force between the first magnetic element and the second magnetic element is diminished and said insert is not held within said cylindrical opening of said base by attractive force between the first magnetic element and the second magnetic element;
wherein at least one of said first magnetic element and said second magnetic element comprises a permanent magnet.

US Pat. No. 10,597,917

STRETCHABLE ADJUSTABLE-STIFFNESS ASSEMBLIES

GM GLOBAL TECHNOLOGY OPER...

1. A stretchable adjustable-stiffness assembly comprising:a casing configured to be fluidly sealed, the casing defining a first axis and comprising an interior compartment containing a first fluid, the first fluid being configured to shift between a first interior pressure and a second interior pressure that is less than both the first interior pressure and an exterior pressure external to the casing;
a first friction layer at least partially disposed within the interior compartment; and
a second friction layer at least partially disposed within the interior compartment, wherein:
the stretchable adjustable-stiffness assembly is configured to shift between a relaxed configuration and a fixed configuration;
in the relaxed configuration, the first fluid has the first interior pressure, the casing is stretchable along the first axis such that a casing length varies between a first dimension and a second dimension greater than the first dimension, and the stretchable adjustable-stiffness assembly has a first stiffness;
in the fixed configuration, the first fluid has the second interior pressure, the casing length is fixed at greater than or equal to the first dimension and less than or equal to the second dimension, the first friction layer engages the second friction layer, and the stretchable adjustable-stiffness assembly has a second stiffness greater than the first stiffness;
the first friction layer and the second friction layer each comprise at least one sheet, the first friction layer is fixed to the casing at a first edge of the casing and the second friction layer is fixed to the casing at a second edge of the casing.
the casing defines a second axis substantially perpendicular to the first axis and in the relaxed configuration, the casing is configured to be stretchable along the second axis such that a casing width varies between a third dimension and a fourth dimension greater than the third dimension; and
in the fixed configuration, the casing width is fixed at greater than or equal to the third dimension and less than or equal to the fourth dimension.

US Pat. No. 10,597,916

CORNER DEFLECTION MEANS OF A FITTING FOR A WINDOW CASEMENT OR A DOOR LEAF

SAPA AS, Oslo (NO)

1. A corner deflector of a fitting for a window casement or a door leaf, being inserted into a C-shaped casement groove in a rebate of a frame profile of the window casement or door leaf, the corner deflector comprising a first corner limb and a second corner limb at right angles to the first corner limb; wherein the C-shaped casement groove comprises a limb, the limb of the C-shaped casement groove comprises an undercut and is provided on a first longitudinal side of at least one of the first corner limb and the second corner limb; wherein a region of a second longitudinal side of at least one of the first corner limb and the second corner limb located opposite the undercut of the first longitudinal side is undercut-free; and wherein the second longitudinal side comprises at least one securing element thereon, the securing element is moveable relative to the second longitudinal side between a securing position and a disengagement position.

US Pat. No. 10,597,915

LOCKING MECHANISM

HAMILTON SUNDSTRAND CORPO...

1. A locking mechanism comprising:a base defining an open mouthed recess for receiving a member to be selectively retained in the recess;
a pair of locking elements mounted for rotational movement between a retracted position in which they permit access to the recess and an extended position in which they extend at least partially across the mouth of the recess; and
a drive for simultaneously moving the locking elements in opposite rotational directions;
wherein said base comprises at least one arm, said at least one arm comprising respective guides to guide the movement of said locking elements between said retracted and extended positions;
wherein said locking elements comprise guide elements for engagement with said guides and said guides comprise arcuate channels formed in said at least one arm; and
wherein said locking elements comprise guide pins for engagement with said channels.

US Pat. No. 10,597,914

VEHICLE DOOR LATCH DEVICE

MITSUI KINZOKU ACT CORPOR...

1. A vehicle door latch device comprising:an engagement unit comprising:
a latch that is pivotally mounted via a latch shaft for rotation between an open position, a half-latch position, and a full-latch position and engages with a striker fixed to a vehicle body,
a ratchet, that is pivotally mounted via a ratchet shaft, rotates to an engagement position in which the ratchet engages with a full-latch engagement portion and a half-latch engagement portion of the latch, respectively, to hold the latch in a held state, and rotates in a releasing direction to enable the latch to rotate from the held state, and
an opening lever rotating in a releasing direction for releasing the ratchet from the latch;
an outside lever that performs a releasing action based on an opening action of a handle on a door;
a locking lever that can rotate between an unlock position and a lock position based on operation of a motor;
a first spring that is fixed to the locking lever so as to be able to hold the locking lever with an elastic holding force at the unlock and lock positions;
an opening link that is connected to the locking lever and is provided with a rotation central portion to which the outside lever is coupled such that the opening link is pivotally coupled to the outside lever, wherein the opening link rotates with the rotation between the unlock and the lock positions of the locking lever such that the opening link turns between an unlock position where the opening lever can rotate in a releasing direction with a releasing action of the outside lever and a lock position where the opening lever cannot rotate with the releasing action of the outside lever; and
a second spring that is fixed to the opening link to apply an urging force in an unlock direction to the opening link, the urging force of the second spring being smaller than the elastic holding force of the first spring;
whereby when the locking lever is rotated in an unlocking direction in a state that the opening link is operated for releasing from the lock position by the outside lever, and therefore the opening link comes in contact with the opening lever from a direction in which the opening link cannot rotate the opening lever and the opening link is prevented from rotating to the unlock position,
the locking lever can rotate to the unlock position, and
the opening link returns to an initial position before the releasing action by the outside lever and is moved to the unlock position by the urging force of the second spring,
wherein an engagement hole, perpendicular to an axis of the opening link, is formed at the rotation central portion of the opening link, a coil of the second spring is held in a holding recess at the rotation central portion of the opening link, a first arm of the second spring is bent inward of the coil and engages with the engagement hole of the opening link, and a second arm extends centrifugally from the coil to engage on a claw of the opening link.

US Pat. No. 10,597,913

DOOR HANDLE DEVICE

TOKYO PARTS INDUSTRIAL CO...

1. A door handle device comprising: a door handle, in which a housing space is formed at an interior by a first handle member and a second handle member that is joined to the first handle member; and a control unit arranged in the housing space, wherein:the control unit includes a circuit board fastened to an inner surface of the first handle member, and a switch unit arranged on a top face of the circuit board; the switch unit has a switch component, which is fastened to the top face of the circuit board, a switch case, which is fastened on the top face of the circuit board and arranged so as to cover the switch component, a pushbutton for operating the switch component, and a cover member, which is fastened to the switch case;
the switch case has a tubular part, a bottom end face of which abuts the circuit board, and a roof, located at a top of the tubular part and provided with a through hole in a portion facing the switch component;
the pushbutton has a pushing part facing an exterior of the door handle via an opening provided in the second handle member, an annular flange extending from a bottom end of the pushing part, and an operation projection, inserted into the through hole and facing the switch component;
the annular flange is always brought into close contact with the roof, all the way therearound, by the cover member; and
a press stroke of the pushing part is regulated by the roof.

US Pat. No. 10,597,912

INNER LOCK OF CONTAINER DOOR

FOR-U ENGINEERING CO., LT...

1. An inner lock of a container door, comprising:a rotation shaft;
a plate coupled to a portion of the rotation shaft configured to extend beyond an inner side of the container door;
a lifting member rotatably coupled to the plate; and
a locking bar coupled to a lower side of the lifting member, and configured to lock or unlock the container door by being fixed to or separated from a lower frame of the door by lowering or raising of the lifting member,
wherein a portion of the rotation shaft configured to extend beyond an outer side of the container door is configured to be coupled to a handle hatch of the container door such that the locking bar is manipulable by rotating the rotation shaft from the outer side of the container door,
wherein a housing is coupled with an outer circumference of the rotation shaft,
a bearing is coupled with one side of the housing, and a bushing is coupled with another side of the housing, and
a seal space is formed between the bearing and the bushing, wherein the seal space is filled with a grease to block a moisture ingress.

US Pat. No. 10,597,911

MOTOR VEHICLE LOCKING MECHANISM

Kiekert AG, Heiligenhaus...

1. A motor vehicle locking mechanism comprising:a control unit,
at least one electric drive, wherein the electric drive can be controlled by the control unit,
at least one illuminant that can be associated with the locking mechanism, wherein the illuminant is controllable based on a status of the locking mechanism and/or a vehicle component accommodating the locking mechanism which can be detected by the control unit, wherein the illuminant is integrated into a switching circuit of the electric drive, and
a plurality of voltage supply cables that are supplied voltage by the control unit and configured to energize the illuminant.

US Pat. No. 10,597,910

UNIVERSAL DOOR LOCK-DRIVING ASSEMBLY

SHANGHAI MINGWEI HARDWARE...

1. A universal door lock-driving kit for creating different door lock driving assemblies, universally installed in an exterior space of a door panel furnished with either one of an embedded lock cartridge, an embedded vertical-extending lock bar assembly or an exposed vertical-extending lock bar assembly, the door panel having a through hole, the embedded lock cartridge having a locking tongue and a turning member to drive the locking tongue, the embedded vertical-extending lock bar assembly having at least a first push rod and a rod-driving member for driving the first push rod, the exposed vertical-extending lock bar assembly having at least one lock bar, the universal door lock-driving kit comprising:a base set, comprising a basic plate connected with the door panel and having a penetration slot respective to the through hole, and a mounting structure;an action unit, pivotably connected to the basic plate and movably along an action stroke;a driving member, pivotably connected to the mounting structure of the base set, located on the action stroke, moving along a lever-protruding stroke by the action unit; and
a slidable unit, connected with the mounting structure of the base set and movable along the basic plate, located on the lever-protruding stroke, the slidable unit having at least a first assembling member and a second assembling member, a slide-driven bar configured to be contacted by the driving member, a first sliding plate and a second sliding plate positioned to enclose the mounting structure and connected to each other by the least first and second assembling members, and a position-limiting pin connecting the slidable unit to the base set; wherein, if the door panel is equipped with the embedded lock cartridge, one of the different door lock driving assemblies is provided with a cartridge-ward lever fixedly secured to the first and second assembling members and configured to penetrate through the penetration slot and the through hole to operate the turning member to move the locking tongue;
wherein, if the door panel is equipped with the embedded vertical-extending lock bar assembly, another one of the different door lock driving assembles is provided with an embedded bar-ward lever fixedly secured to the first and second assembling members and configured to penetrate through the penetration slot and the through hole to operate the rod-driving member to move the first push rod;
wherein, if the door panel is equipped with the exposed vertical-extending lock bar assembly, another one of the different door lock driving assembles is provided with an exposed bar-ward coupling configured to couple to the at least one lock bar so that movement of the slidable unit operates the at least one lock bar;
wherein the driving member drives the slidable unit to move along a lock-sliding stroke;
wherein the turning member of the embedded lock cartridge, the rod-driving member of the embedded vertical-extending lock bar assembly, and the lock bar of the exposed vertical-extending lock bar assembly are located on the lock-sliding stroke.

US Pat. No. 10,597,909

VEHICLE DOOR LATCH DEVICE

GECOM CORPORATION, Green...

1. A vehicle door latch device comprising:a casing;
a standard electric part disposed in the casing;
a standard switch plate disposed in the casing and conductive to the standard electric part; and
a connector provided on the standard switch plate and having a standard connection terminal electrically connected to an external connector,
wherein the connector, in a portion not having the standard connection terminal, has a connecting through hole which penetrates in a connection direction of the external connector.

US Pat. No. 10,597,908

VEHICLE DOOR LATCH DEVICE

MITSUI KINZOKU ACT CORPOR...

1. A vehicle door latch device for a door comprising:a synthetic-resin body with an engagement mechanism that engages with a striker to hold the door closed;
a synthetic-resin casing mounted to the body and including a locking lever and an opening lever that are respectively switchable to either an unlock state and a lock state;
a cover for closing the casing, a space being provided between the cover and the casing to house the locking lever and the opening lever; and
an outside lever pivotally mounted to the casing under the body to extend in a vehicle interior/exterior direction such that a middle portion of the outside lever is supported by a support shaft;
wherein a first end of the outside lever, inside a vehicle, is connected to the opening lever through an opening formed in the casing under the body and communicating with the space housing the locking lever and the opening lever so that the first end of the outside lever is inserted into the casing, and a second end of the outside lever, outside the vehicle, is connected to an outside handle on the door; and
a projecting protection wall is vertically provided on the body, and is positioned behind the outside lever, and between a connection part between the outside lever and the opening lever and the support shaft of the outside lever, for preventing a theft component from getting into the space housing the locking lever and the opening lever, through the opening, by projecting from the body in a direction intersecting a direction in which the theft component gets into the opening and by covering the connection part from a direction outside the vehicle, thereby preventing the locking lever and the opening lever from being moved, by the theft component, to the unlock state.

US Pat. No. 10,597,907

VEHICLE DOOR OPERATING DEVICE

Mitsui Kinzoku Act Corpor...

1. A vehicle door operating device comprising:a door that can be opened and closed by driving a motor,
an inside lever, a childproof lock lever, a switch lever, and an inside handle, which are rotatably supported by a first shaft inside the door respectively;
an opening inside lever that is rotatably supported by second shaft inside the door and is released by the inside lever activated by opening the inside handle;
a fully-closed door latch device which places the door in a closed position; and
wherein the childproof lock lever is configured to be movable between a childproof unlock position and a childproof lock position;
a childproof sensor that detects operation of the switch lever by contacting the switch lever and disables driving of the door, and
a single engagement pin configured to be movable in an elongate hole provided in the childproof lock lever and in an elongate hole provided in the opening inside lever;
wherein, when the childproof lock lever is in the childproof unlock position, the switch lever is configured to enable driving of the door without being interlocked with the releasing action of the opening inside lever, the single engagement pin being configured to not contact the switch lever;
wherein, when the childproof lock lever is in the childproof lock position, the switch lever is configured to disable driving of the door by moving in a direction of contact with the childproof sensor, the single engagement pin being configured to contact the switch lever upon operation of the opening inside lever;
wherein, when the childproof lock lever is in the childproof unlock position, the release lever is configured to enable transmitting the releasing action of the opening inside lever to the fully-closed door latch device via the single engagement pin; and
wherein, when the childproof lock lever is in the childproof lock position, the release lever is configured to disable transmitting the releasing action of the opening inside lever to the fully-closed door latch device by not contacting the engagement pin.

US Pat. No. 10,597,906

TAMPER-RESISTANT LOCK

ENGBAR INC, Las Vegas, N...

1. A locking system, comprising:a tamper-resistant lock, comprising:
a cylindrical lock body that includes a lower portion and an upper portion, the lower portion having a threaded stem, and the upper portion having a pocket formed into a circumferential sidewall of the upper portion and an engagement surface defining a pattern of engagement features;
a housing having a bore formed into a top surface thereof; and
a hidden component sized and shaped to fit within the housing, the hidden component comprising:
an internal lock base that defines a complementary threaded bore into which the threaded stem of the cylindrical lock body fastens; and
a padlock pin configured in size and shape to fit within a cavity formed in a sidewall of the internal lock base and to pass through an eye of a hasp or staple to thereby secure the internal lock base to the hasp or staple; and
a key operable for use with the tamper-resistant lock, comprising:
a cylindrical key body defining an engagement cavity configured to receive the engagement surface and the pocket of the upper portion of the cylindrical lock body;
a set of complementary engagement features defined by an interaction surface of the cylindrical key body;
a plurality of retractable engagement members disposed within corresponding openings defined by the cylindrical key body; and
a retractable collar at least partially covering the cylindrical key body.

US Pat. No. 10,597,905

FACILITATING SECURITY SCREENING OF TRAVELER'S LUGGAGE

David Tropp, Brooklyn, N...

1. Special locks for securing air travelers' luggage while facilitating an entity's Government-authorized luggage-screening of checked luggage that the travelers have locked with said special locks, said special locks comprising:each of said special locks includes both a master key lock portion and a traveler-operated lock portion, wherein:
said master key lock portion of each of said special locks is configured for the same master key to unlock and re-lock the lock for the authorized luggage-screening independently of a locked state of said traveler-operated lock portion of the same lock;
said traveler-operated lock portion of each of said special locks is configured to unlock and re-lock the lock independently of a locked state of the master key lock portion of the same lock;
said traveler-operated lock portion of one of said special locks is a three-dial combination lock;
said traveler-operated lock portion of another of said special locks is a four-dial combination lock; and
each of said special locks has the same prominent indicia configured to uniquely differentiate said special locks from locks that are not configured for the luggage-screening entity to unlock and re-lock with said master key for said authorized luggage-screening by said entity.

US Pat. No. 10,597,904

APPLIANCE LOCK WITH VOLTAGE ENCODED WIRING

Illinois Tool Works Inc.,...

1. A door lock for a door of an appliance, comprising:a housing holding:
(a) a door position switch having a state indicating that the door is in a closed position;
(b) a door locking element movable between an unlock position and a lock position, the lock position engaging the door when the door is in the closed position to prevent the door from opening;
(c) a lock sensing switch having a state indicating that the door locking element is in the lock position;
(d) a door lock actuator for moving the door locking element upon receipt of an electrical lock signal;
(e) a first and second resistor having different unique values, each attached to a corresponding one of the door position switch and the lock sensing switch so that corresponding switches control current through the corresponding attached resistors; and
a harness connection to a harness having no more than three wires and adapted to communicate between the housing and an appliance controller, the harness including:
a signal wire attached to a junction of the first and second resistors at a signal wire node to provide a unique electrical signal to the appliance controller through the harness as a function of different states of the door position switch and the lock sensing switch; and
a ground wire connected to the signal wire node to provide a common ground for the door position switch, the lock sensing switch, and the door locking element.

US Pat. No. 10,597,903

SYSTEMS AND METHODS OF SECURING ITEMS AND VERIFYING THE SAME

1. A method of utilizing a first verification mechanism to verify a configuration of an artifact over a first period of time, the method comprising:associating the first verification mechanism with the artifact such that the first verification mechanism is moved to a verifying configuration and the artifact is moved to a first verifiable configuration, wherein moving the artifact away from the first verifiable configuration includes moving the first verification mechanism away from the verifying configuration,
utilizing a scanning feature of a first electronic device to perform a first scanning operation at a first point in time, thereby obtaining scan information for a first verification record,
wherein the artifact is in the first verifiable configuration at the first point in time,
wherein the first scanning operation includes obtaining information associated with the first verification mechanism,
wherein the first verification record includes a time stamp representing the first point in time, thereby providing evidence that the artifact was in the first verifiable configuration at the first point in time,
wherein the first verification mechanism includes a unique identifier distinguishing the first verification mechanism from a second verification mechanism, information associated with the unique identifier being included in the first verification record so as to enable the first verification record to be distinguishable from a second verification record associated with the second verification mechanism,
wherein the first verification mechanism is incapable of moving back to the verifying configuration after the first verification mechanism is moved away from the verifying configuration, and
wherein the first verification mechanism is configured to quickly and easily move away from the verifying configuration such that the first verification mechanism does not inhibit the artifact from moving away from the first verifiable configuration, thereby allowing the artifact to remain in a readily accessible configuration while the first verification mechanism remains in a verifying configuration.

US Pat. No. 10,597,902

LOCK CLUTCHES, LOCK ASSEMBLIES, LOCK COMPONENTS AND METHODS OF MAKING AND USING THEREOF

1. A clutch assembly for a lock system, comprising,a driver assembly, comprising a driver (1) and a driver shaft (9) as a single piece, wherein the driver (1) and the driver shaft (9) are configured to rotate concentrically together;
a follower (2), wherein the driver shaft (9) does not extend through the follower (2); and
a cylinder (21), wherein the cylinder (21) is operably connected to the driver shaft (9) such that the rotation of the cylinder (21) is configured to move the driver shaft (9) linearly causing the driver shaft (9) to engage with or disengage from the follower (2), wherein, when the driver shaft (9) engages with the follower (2), the follower (2) is operably connected with the driver assembly and rotates concentrically together with the driver assembly, and when the drive shaft (9) disengages with the follower (2), the follower (2) is operably disconnected with the driver assembly,
wherein the driver shaft (9) has a first driver end (19) and a second driver end (25), wherein the driver shaft (9) is operably connected to the cylinder (21) at the first driver end (19) and is configured to engage with the follower (2) at the second driver end (25), and wherein the second driver end (25) does not extend through the follower 2, and
wherein the first driver end (19) is operably connected to the cylinder (21) through a coil spring (18), and wherein the coil spring (18) and is configured to rotate with the cylinder (21).

US Pat. No. 10,597,901

HANDLE ARRANGEMENT WITH AN INTERNAL LOCK

1. A handle arrangement (100) for arrangement to a door, said handle arrangement comprisinga body (1),
a handle (2) rotatably arranged to the body (1) and movable between a closed position and an open position,
a latch mechanism (6) for latching a door to a door frame, said latch mechanism (6) being maneuverable between a latching position and an unlatching position by rotating the handle (2) round a first rotational axis (A),
a lock arrangement (4) rotationally movable around its central axis (C) and comprising
a moveable locking element (7) configured to be moved between an unlocked position and a locked position upon rotation of the lock arrangement (4),
wherein the locking element (7) comprises a flange (8) having a bottom surface (81),
wherein the handle (2) comprises a stopping surface (9),
wherein said flange (8) in the locked position is configured for the bottom surface (81) to abut the stopping surface (9) to prevent rotation of the handle (2) around said first rotational axis (A), and
wherein the handle (2) further comprises an inclined surface (10) configured such that when the flange (8) is in an unlocked position, the bottom surface (81) is arranged facing the inclined surface (10) at an angle (?) such as to admit the handle (2) to rotate around the first rotational axis (A) in order to bring the latch mechanism (6) in an unlatching position, wherein the rotation of the handle towards the unlatching position is limited by the bottom surface (81) abutting the inclined surface (8).

US Pat. No. 10,597,900

VARIABLE SPRING RATE CHASSIS

Schlage Lock Company LLC,...

1. An apparatus, comprising:a housing including a housing opening, the housing opening defining a longitudinally-extending rotational axis;
a spindle rotatably mounted to the housing, the spindle including a drive tube including a first torque-transmitting section, wherein the spindle is rotatable about the rotational axis between a spindle home position and a spindle rotated position;
a spring collar rotatably mounted to the housing, the spring collar including a spring collar opening and a second torque-transmitting section, wherein the drive tube extends through the housing opening without rotationally coupling the drive tube to the housing, wherein the drive tube extends through the spring collar opening without rotationally coupling the drive tube to the spring collar, and wherein the spring collar is rotatable about the rotational axis between a spring collar home position and a spring collar rotated position;
a first spring engaged between the housing and the spindle, wherein the first spring is configured to generate a first rotational biasing force in response to rotation of the spindle from the spindle home position toward the spindle rotated position, the first rotational biasing force urging the spindle toward the spindle home position; and
a second spring engaged between the housing and the spring collar, wherein the second spring is configured to generate a second rotational biasing force in response to rotation of the spring collar from the spring collar home position toward the spring collar rotated position, the second rotational biasing force urging the spring collar toward the spring collar home position.

US Pat. No. 10,597,899

FENCE BRACE SYSTEM ADAPTED FOR USE WITH FENCE POSTS POSITIONED ON A SLOPE

1. A fence assembly comprising:a fence post having a rectangular cross-section;
a fence rail having a rectangular cross-section;
a fence post brace member comprising:
a pair of opposing upper and lower fence post flanges, each of the fence post flanges comprising a planar central wall and a rearward-protruding side wall extending along a vertical longitudinally-extending edge of the central wall, the sidewall of the upper fence post flange being vertically-aligned with and spaced from the sidewall of the lower fence post flange to form a notch therebetween, and a plurality of fastener holes disposed within the central wall and the rearward-protruding side wall of each fence post flange for receiving one or more fasteners to secure the fence post therewith;
a planar central portion of the fence post brace member disposed between and formed with the central walls of the upper and lower fence post flanges, the planar central portion and the central walls of the upper and lower fence post flanges being formed from a single planar piece of material; and
a vertical picket fastener slot longitudinally-extending through the central portion of the fence post brace member for receiving a fastener therethrough to affix a picket to the fence post with the fence post brace member therebetween; and
a fence rail brace member comprising:
a fence rail flange comprising a planar central wall and a pair of rearward-protruding walls extending along opposing horizontal longitudinally-extending edges of the central wall, the walls of the fence rail flange being aligned to define a channel for receiving the fence rail therein, and a plurality of fastener holes disposed within the central wall and rearward-protruding walls of the fence rail flange for receiving fasteners to secure the fence rails therewith;
a horizontal picket fastener slot longitudinally extending through the planar central wall for receiving a fastener therethrough to affix a picket to the fence rail with the fence rail brace member therebetween; and
a flap of the fence rail brace member extending along a latitudinally extending edge of the central wall, a plurality of fastener holes disposed within the flap of fence rail brace member;
wherein the flap of the fence rail brace member may be inserted into the notch of the fence post brace member, positioned behind the vertical picket fastener slot and between the fence post and the fence post brace member and secured to the fence post by receiving one or more fasteners through one or more of the flap of the fence rail brace member fastener holes.

US Pat. No. 10,597,898

FENCE BRACE SYSTEM

1. A fence assembly comprising:a fence post having a rectangular cross-section;
a fence rail having a rectangular cross-section; and
a fence brace formed from a single piece of material comprising:
a fence post brace member having a fence post brace member central wall and a fence post brace member rearward protruding sidewall bent rearward from a first vertical longitudinally-extending edge of the fence post brace member central wall, the fence post brace member rearward protruding sidewall and the fence post brace member central wall defining a fence post channel for receiving the fence post therein, and a plurality of fastener holes disposed within the fence post brace member central wall and the fence post brace member sidewall for receiving fasteners to secure the fence post therewith;
a vertical picket fastener slot longitudinally-extending through the fence post brace member central wall for receiving a fastener therethrough to affix a picket to the fence post with the fence post brace member therebetween;
a fence rail brace member having a fence rail brace member central wall and a pair of fence rail brace member rearward protruding sidewalls each bent rearward from opposing horizontal latitudinally-extending edges of the fence rail brace member central wall, the fence rail brace member central wall being coplanar with the fence post brace member central wall and extending from a mid-point of a second vertical longitudinally-extending edge thereof opposite the first vertical longitudinally-extending edge, the rearward protruding sidewalls of the fence rail brace member defining a fence rail channel for receiving the fence rail therein, edges of the rearward protruding sidewalls of the fence rail brace member extending rearward from the second vertical longitudinally-extending edge opposite the fence post brace member rearward protruding sidewall to define the fence post channel therebetween, and a plurality of fastener holes disposed within the central wall and the rearward protruding sidewalls of the fence rail brace member for receiving fasteners to secure the fence rail therewith; and
a horizontal picket fastener slot latitudinally-extending through the central wall of the fence rail brace member for receiving a fastener therethrough to affix a picket to the fence rail with the fence rail brace member therebetween, the horizontal picket fastener slot positioned perpendicular to and aligned with a mid-point of the vertical picket fastener slot.

US Pat. No. 10,597,897

COLLAPSIBLE CANOPY WITH A SELF LOCKING CENTRAL LOCK

1. A collapsible canopy, comprising:A. at least three supporting legs,
B. a plurality of outer retractable units, each outer retractable unit connected between two of said at least three supporting legs,
C. a plurality of inner retractable units comprising inner ends, each inner retractable unit connected to one of said at least three supporting legs, wherein said outer retractable units and said inner retractable units form a roof frame of said collapsible canopy, and
D. a self-locking central lock for locking said collapsible canopy in an unfolded state when said central lock is locked and for permitting said collapsible canopy to be folded into a folded state when said central lock is unlocked, wherein said inner ends of said inner retractable units are connected to said central lock, wherein self-locking central lock comprises:
i. a center top cap,
ii. a center bottom cap,
iii. a stopping device
wherein said self-locking central lock is put into a locking position when said center bottom cap is moved towards said center top cap and wherein said movement is stopped by contact with said stopping device, wherein only said contact with said stopping device is necessary to hold said self-locking central lock in said locking position and no other locking mechanism is necessary to maintain said self-locking central lock in said locking position.

US Pat. No. 10,597,896

TENT LIGHTING ASSEMBLY FOR GROWING PLANTS

Gualala Robotics, Inc., ...

1. A tent lighting assembly for growing plants, the tent lighting assembly comprising:a main tent including:
a main tent roof section;
a main grow lamp translatably suspended from the main tent roof section; and
a drive motor configured to translate the main grow lamp;
a first auxiliary tent including:
a first auxiliary tent roof section; and
a first auxiliary grow lamp translatably suspended from the first auxiliary tent roof section; and
a first elongate rigid member connecting the main grow lamp to the first auxiliary grow lamp such that the first auxiliary grow lamp translates with the main grow lamp.

US Pat. No. 10,597,895

CITY SYSTEM

1. An ecological, sustainable and high performance city system, where the system is configured to improve economic efficiency and performance comprising:(a) a cluster city as the primary organizational pattern of functional groupings of buildings
(b) a plurality of concentrically arranged micro-city buildings for concentrated human living with over 5,000 people per square kilometer and surrounding the central city core,
(c) a compact spacing to allow for increased walk-ability of distances from 2,000 feet to 5,000 feet for both concentric curvilinear transportation corridors and radial transportation corridors, the concentric, circular pattern creates greater equidistant destinations for walk-ability, while maintaining sufficient distance for proper mass transit stops,
(d) a Micro-City building larger than 1,000,000 sq. feet area that comprises residential living, as well as typical mixed-use daily travel activities internalized that had been previously completed by the car, a such as: going to work, getting food, going to school, going to church, going to see friends, going to health treatments, going shopping for clothes and furnishings, going for entertainment and going to meetings, incorporating these activities into a micro city building allows implementation by means of indoor pedestrian horizontal movement and elevator vertical movement, thus eliminating the use of cars and trucks, as well as most outdoor travel,
(e) allows a higher volume and activity of vertical people movement relative to horizontal people movement
(f) allows human powered movement within each micro-city and between micro-cities due to short distances and time durations between journeys;
(g) a plurality of specialty buildings that are themed-oriented providing a specialty experience,
(h) a plurality of conveyance means where the layered transportation corridors are configured for two-way transportation, The structure has multiple layers to provide a safe separation for various forms of human movement based on speed and vehicle weight comprising:
walkways—100 kg×10 km/hr
human powered—120 kg×20 km/hr
elevated mass transit—150,000 kg×100 km/hr
autonomous vehicle taxi's—2,200 kg×120 km/hr
pedestrian tunnels—100 kg×10 km/hr
subway mass transit—200,000 kg×100 km/hr
(i) a layered transportation corridor with the pedestrian and human powered vehicle levels protecting humans from impact with other vehicles;
(j) inclusion of two-way mass transit, both concentrically and radially allows for large high-density movement of people from one Micro-City transit station to the next within the framework of a compact, concentric city,
(k) a series of transit station to station orientated buildings insuring a simplified system with people traveling to their destinations faster with less walking; and without weather inconveniences by never leaving a protected environment,
(l) a Cluster City with a plurality of transit oriented concentric circular patterns with radial connectors eliminating the need for other surface roads, the full amount of layered transportation corridors totals less than 300 km of linear surface within a complete cluster city,
(m) a factory ring comprised of:
a modular ring-shaped building with a minimum radius of 1000? within the cluster city,
the factory ring receives raw or incompletely assembled materials and produces value-added labor, expelling goods for further completion or end-use distribution;
a factory ring receives used goods to be recycled by disassembly into component parts which may be re-assembled into different assemblies or the re-useable parts are expelled through distribution to another location,
a ring-shaped factory operates an indoor environment to sustain work during inclement outdoor conditions and polluted air,
a plurality of segmented work domains separating different types of operation,
a plurality of concentric railroad tracks in the middle of the ring-shaped building allowing two-way movement of freight cars,
a track switching control to position individual freight cars into loading spaces,
each work domain has a train unloading space to remove standard shipping containers and reorganize into smaller sub-container units,
a sub-container is a standardized, modular unit design to fit securely inside a standard shipping container with little space left over,
a sub-container is a re-usable, durable shipping enclosure that is packaged for specific destinations,
sub-containers are transferred to an underground automated freight system which conveys the smaller containers from the factory ring to the underground loading dock of each of the buildings within the cluster city, eliminating the need for freight trucks and roads,
newly loaded freight cars connect to an outside main line delivery track connected to an open-loop track entrance and exit system rail lines,
(n) a plurality of wi-fi hotspots occur within the new buildings at all floors, with a multitude of signals being issued in controlled distance that provide two way talk, information dissemination, internet access, location generation,
(o) security control of communications by limiting distances of the signals to within the building and others that will reach to all the other buildings within the cluster city
(p) the new building structures allow design and installation of automated building technologies that are created for digital response,
(q) new buildings allow full integration of food and waste conveyance systems connecting underground to the vertical farm facility to convey waste and receive food,
(r) new buildings allow for the automated freight system to connect underground from the factory ring to each cluster city building.

US Pat. No. 10,597,894

SUPPORT MEMBER FOR SUPPORTING ELECTRICAL POWER LINES

GEOTEK, LLC, Stewartvill...

1. A support system for supporting power distribution or transmission lines, comprising:a support pole having a first end and a second;
an elongate crossarm attached to the support pole, proximate the first end of the support pole, the crossarm having a first end, a second end and one or more side walls extending between the first and second ends of the crossarm, the side walls of the crossarm defining an elongated interior space; and
an internal conduit formed in the interior space of the crossarm; the internal conduit extending along an axial direction of the crossarm;
a conductive wire extending through an inner space defined by the internal conduit; and
first and second electrical components,
wherein the conductive wire includes a bonding wire that connects the first and second electrical components for equipotential bonding.

US Pat. No. 10,597,893

BRACE FOR A POST

Cindon Developments, Inc....

1. A system for bracing a post having a bottom surface, the system comprising;two opposing reciprocally mating brackets configured to encompass the post, the brackets defining a first end portion and second end portion, and a middle portion disposed between the first and second end portions;
a first set of opposing and alignable openings disposed in the middle portion of the brackets;
a second set of openings disposed near the second end portion of the bracket;
wherein upon mating the brackets the first set of openings align and oppose each other to allow a first fastener to pass therethrough, and the second set of openings align and oppose each other to allow a second fastener to pass through at least one opening of the second set of openings; and
the first fastener at the first set of openings configured to support the bottom surface of the post to be positioned thereon within the ground and defining an air column extending from and beneath the first fastener to the first end portion of the mating brackets, the first fastener and the mating brackets first end portion both being beneath grade.

US Pat. No. 10,597,892

ANCHOR DEVICE FOR A WOODEN POST

FOX HARDWOOD LUMBER COMPA...

1. A method of supporting a support post in a generally upright position, the method comprising the steps of:a) providing a bracket having a bracket length, a bracket width generally perpendicular to the bracket length and a bracket height generally perpendicular to the bracket length and bracket width, the bracket configured to support a support post in a generally upright position, the bracket comprising:
a base plate comprising a generally flat base plate bottom surface configured to rest on a support surface, a base plate top surface, a base plate height extending from the base plate top surface to the base plate bottom surface and generally parallel to the bracket height, a base plate length generally perpendicular to the base plate height, a base plate width generally perpendicular to the base plate length and base plate height, and a base plate fastener aperture configured to receive a fastener to secure the base plate to the support surface;
a horizontal plate located above the base plate and separated from the base plate by a gap, the horizontal plate comprising a horizontal plate bottom surface, a horizontal plate top surface, a horizontal plate height extending from the horizontal plate top surface to the horizontal plate bottom surface and generally parallel to the bracket height, a horizontal plate length generally perpendicular to the horizontal plate height, and a horizontal plate width generally perpendicular to the horizontal plate height and horizontal plate length;
a stanchion extending generally upward from the base plate and having a top end terminating below the horizontal plate top surface, the stanchion having a stanchion height generally parallel to the bracket height, the base plate height, and the horizontal plate height;
a first side plate extending generally upward from the base plate and having a first side plate top end located above the horizontal plate top surface, the first side plate having a first side plate fastener aperture located above the horizontal plate top surface and below the first side plate top end; and
a second side plate extending generally upward from the base plate and having a second side plate top end located above the horizontal plate top surface, the second side plate having a second side plate fastener aperture located above the horizontal plate top surface and below the second side plate top end,
wherein the second side plate is opposite the first side plate,
wherein the horizontal plate, the first side plate and the second side plate form a recess configured to support a support post in a generally upright position, the recess having a bottom defined by the horizontal plate and an open top,
wherein the first side plate fastener aperture is configured to receive a fastener to secure a support post located in the recess to the first side plate,
wherein the second side plate fastener aperture is configured to receive a fastener to secure a support post located in the recess to the second side plate,
wherein the first and second side plates are separated by a space below the horizontal plate bottom surface and the stanchion does not fill the space, and
further wherein the horizontal plate extends from the first side plate to the second side plate generally perpendicular to the bracket height;
b) placing the base plate bottom surface on a support surface;
c) providing the support post;
d) placing the support post in a generally upright position in the recess so that the support rests on the horizontal plate; and
e) securing the support post to the first and second side plates by placing fasteners in the first and second side plate fastener apertures and connecting the fasteners to the support post.

US Pat. No. 10,597,891

BLEACHER UMBRELLA CADDY

1. An umbrella holder attached to a bleacher seat, consisting of A first L-bracket, said L-bracket having a ninety degree bend at the mid-point, said L-bracket further having a first side and a second side, a second L-bracket, said L-bracket having a ninety degree bend at the mid-point, said L-bracket further having a first side and a second side; said second L-bracket in the same orientation as the first L-bracket, said first side of said second L-bracket affixed to said first side of said first L-bracket; a gap between said second side of said first L-bracket and said second side of said second L-bracket, said gap being the space between second side of said first and second L-brackets which are disposed generally parallel to each other; a first clamping mechanism affixed to the first L-bracket at the second side, oriented to clamp objects between the first and second L-brackets, said first damping mechanism consisting of a first screw mechanism and second screw mechanism, said screw mechanisms threaded through the first side of the first L-bracket, said screw mechanisms oriented such that one end of said screw mechanisms extend down from the first L-bracket toward the second L-bracket when the screw mechanism is turned, thereby impinging upon the top of a bleacher seat, said bleacher seat having been inserted into said gap, said second side of said first L-bracket and said second side of said second L-bracket oriented horizontally above and below said bleachers seat; a tube affixed to said first L-bracket and said second L-bracket at said first side of said L-brackets, said tube oriented such that one end points up when said umbrella holder is attached to said bleacher seat; a mechanism for securing an umbrella shaft, comprising a second clamping mechanism attached to said tube, said second clamping mechanism consisting of a third screw mechanism, said screw mechanism threaded through the side of said tube, oriented such that one end of said screw mechanism extends into the interior of said tube toward an umbrella shaft when the screw mechanism is turned, thereby impinging upon the side of said umbrella shaft and securing said umbrella shaft against an interior side of said tube; a first non-scuff material secured to a first surface of said second side of said first L-bracket; a second non-scuff material secured to a second surface of said second side of said second L-bracket; a third non-scuff material secured to said first screw mechanism; a fourth non-scuff material secured to said second screw mechanism; a fifth non-scuff material secured to said third first screw mechanism; and a sixth non-scuff material secured to interior of said tube.

US Pat. No. 10,597,890

LATERALLY ADJUSTABLE POST BASE ASSEMBLY

Oz-Post International, LL...

1. A post base, comprising:a base member comprising a post support wall, a first side wall, and a second side wall, the base member further comprising a first tab disposed proximate and extending inward with respect to the first side wall and a second tab disposed proximate and extending inward with respect to the second side wall;
a first stirrup plate defining a first slot configured to receive the first tab wherein the first stirrup plate is laterally movable on the first tab to position the first stirrup plate in contact with a structural member; and
a second stirrup plate defining a second slot configured to receive the second tab wherein the second stirrup plate is laterally movable on the second tab to position the second stirrup plate in contact with the structural member.

US Pat. No. 10,597,889

ROOF SECURING SYSTEM AND METHOD FOR PROVIDING ADDITIONAL STRENGTH TO ROOFS DURING ADVERSE CLIMATIC CONDITIONS

1. A roof strapping system, comprising:(a) a dwelling having perimeter walls and a rooftop;
(b) a plurality of wall mounted fixtures positioned on each said perimeter wall, each said perimeter wall further including holes;
(c) said plurality of wall mounted fixtures each having a first flat portion, a second C-portion and a third flat portion, said first flat portion and said third flat portion having anchor holes, wherein said first flat portion and said third flat portion have a rectangular shape, wherein said second C-portion is inserted into said holes of said perimeter wall, wherein said second C-portion rests partially within said holes, wherein a rear side of said first flat portion and said second flat portion rests in a flat position against said perimeter wall, wherein anchor fasteners mount said first flat portion and said third flat portion with said perimeter wall, wherein said second C-portion is provided with openings located on sidewalls of said second C-portion that receive a tube being cylindrical in shape therein to create a slot, wherein said tube extends from a first lateral sidewall to a second lateral sidewall of said second C-portion, wherein said tube rests within an interior space of said second C-portion, wherein said slot receives a strap having a mounting member, wherein said mounting member is a hook;
(d) a plurality of the straps equal to an amount of wall mounted fixtures;
(e) said straps having a first and second distal end, said first distal end is passed through said slot on a first said wall mounted fixture and then passed transversely over the rooftop and down along a substantial portion of an opposite said perimeter wall;
(f) said second distal end is received and secured by an opposite said wall mounted fixture;
(g) said straps are clamped between said perimeter walls and said wall mounted fixture; and
(h) a mesh is placed over said straps positioned on said rooftop once all straps are secured to respective said wall mounted fixtures.