US Pat. No. 10,989,344

POLYETHYLENE PIPE SERVICE SYSTEM INCLUDING QUICK CONNECT MEANS FOR POLYETHYLENE PIPE TAPPING, PLUGGING, AND COMPLETION OPERATIONS

TDW Delaware, Inc., Wilm...

1. A polyethylene pipe service system comprising:a valve (10) including:
a disk (71) moveable in an axial direction between an open and a closed position;
a cylindrical-shaped lower end (11) located below the disk and configured for connection to a saddle branch fitting (F) of a polyethylene pipe (P);
a cylindrical-shaped upper end (13) located above the disk and including a first portion (20 or 40) of a cam profile located on an inner wall (23) of the cylindrical-shaped upper end; and
a polyethylene pipe service machine (30T, 30P, or 30C) including:
a cylindrical-shaped lower end (33) containing a second portion (40 or 20) of the cam profile located on an outer wall (67) of the cylindrical-shaped lower end; and
a collar (37) having a diameter greater than the cylindrical-shaped lower end of the polyethylene pipe service machine and configured for connection to the cylindrical-shaped upper end of the valve;
wherein when the first and second portions of the cam profile engage with one another, rotation of the polyethylene pipe service machine relative to the valve changes a vertical elevation of the polyethylene pipe service machine relative to the valve and connects the machine to the valve.

US Pat. No. 10,989,330

FLUIDIC SWITCHING DEVICES

Facebook Technologies, LL...

1. A method of operating a fluidic device, comprising:transporting fluid through a channel from a source to a drain;
controlling a rate of fluid flow between the source and the drain with a gate based on fluid pressure within the gate, comprising:
inducing a first flow rate of the fluid in the channel at a low pressure state of the gate; and
inducing a second flow rate of the fluid in the channel at a high pressure state of the gate; and
directing the fluid from the drain to a decoder to provide an input pressure value to the decoder, wherein the first flow rate provides a first input pressure value to an input channel of the decoder and the second flow rate provides a second input pressure value to the input channel of the decoder.

US Pat. No. 10,989,322

PNEUMATIC MULTI-VALVE DEVICE AND PRODUCTION METHOD

ETO Magnetic GmbH, Stock...

1. A pneumatic multi-valve device, (valve block), comprising a housing (21), which has a plurality of electromagnetic valve actuators (1), each having coil elements (2) arranged in the housing (21) in a stationary manner, a core (4) arranged in the housing (21), and armature elements (24), which can be displaced along a displacement axis (V) in the housing (21) relative to the core (4) and to a pneumatic connection (12) of the housing (21) as a response to energization of the coil elements (2), wherein the displacement axes (V) of the armature elements (24) of the valve actuators (1) are oriented parallel and the pneumatic connections (12) associated with the armature elements (24) are arranged adjacent to each other on a connection housing side (23), which is spaced apart from a housing back side (25) facing away therefrom along the displacement axes (V), wherein the cores (4) each have a venting bore (5), which is connected in an air-conducting manner to a venting collection channel (14) on the side of the cores (4) facing away from the connection housing side (23), which venting collection channel is connected in an air-conducting manner to a venting opening (28) of the housing (21), which venting opening is arranged on a housing side different from the housing back side (25), the housing side being the connection housing side (23) having the pneumatic connections (12), wherein the venting collection channel (14) has a longitudinal axis and is formed by a plurality of venting channel elements (13) connected to each other and distributed along the longitudinal axis of the venting collection channel (14), wherein the plurality of venting channel elements (13) are connected to each other in an air-conducting manner.

US Pat. No. 10,989,312

VALVE DEVICE

Camilla Grotte, Trondhei...

1. A valve device (10) comprisingan outer tube (11) extending in a longitudinal direction between two opposite ends,
a connection means (12a-b) on at least one end,
rods (13a-c) extending in the longitudinal direction from the connection means (12a),
a first stop disc (14a) and a second stop disc (14b) each being arranged to the longitudinally extending rods (13a-c), wherein the first and second stop discs (14a, 14b) are longitudinally movable,
activation rods (16a-c) extending between the stop discs (14a-b), the activation rods extending obliquely between the first stop disc (14a) and second stop disc (14b),
a closing disc formed by at least two disc parts (22a-b) movably arranged to at least two of the activation rods (16a-c) and overlapping each other, wherein
the disc parts (22a-c) exhibit slots having a configuration that the disc parts (22a-c) are forced to change relative position as the activation rods (16a-c) move in the longitudinal direction as a consequence of movement of the first stop disc (14a) and second stop disc (14b) or movement of the disc parts (22a-c) along the activation rods (16a-c) to close and open the valve device (10).

US Pat. No. 10,989,309

PILOTED EXHAUST LINE VALVE AND CORRESPONDING PRODUCTION METHOD

1. A valve for an exhaust line, the valve comprising:a valve body having an exhaust gas inlet and an exhaust gas outlet, the valve body defining an exhaust gas circulation passage between the exhaust gas inlet and the exhaust gas outlet, and wherein the exhaust gas circulation passage has a central line from the exhaust gas inlet to the exhaust gas outlet;
a flap arranged in the valve body;
a drive shaft that drives the flap in rotation with respect to the valve body;
at least one guide bearing that guides the drive shaft of the flap for rotation relative to the valve body, the at least one guide bearing engaged through an orifice of the valve body, an inner end of the at least one guide bearing being located inside the valve body;
a first tube, engaged in one of the exhaust gas inlet and exhaust gas outlet, and abutting against the inner end of the at least one guide bearing along the central line of the exhaust gas circulation passage, and wherein the at least one guide bearing defines a position of the first tube with respect to the valve body along the central line; and
a second tube engaged in the other of the exhaust gas inlet and exhaust gas outlet and abutting against the inner end of the at least one guide bearing.

US Pat. No. 10,989,307

MONITORING SLIDE RING SEAL

Bestsens AG, Coburg (DE)...

1. An arrangement for shaft sealing, comprising:a rotating slide ring;
a stationary slide ring;
at least one sound transducer; and
an evaluation unit,
wherein
the rotating slide ring and the stationary slide ring are coaxially arranged with a sealing gap for a lubricating film therebetween,
the at least one sound transducer is arranged to at least one of generate and receive exciting sound waves in the form of Lamb-Rayleigh waves at least one of in and on at least one of the slide rings,
the evaluation unit is configured to evaluate signals generated in response to the exciting sound waves received at the at least one sound transducer and generate an output corresponding to a condition of the lubricating film in the sealing gap,
the at least one sound transducer is configured to at least one of generate and receive waves propagating along a circumference of the one of the slide rings,
one of the at least two sound transducers is arranged at the end face of the one of the slide rings, and
an end face of at least one of the slide rings has a projection configured to cooperate with the at least one sound transducer for the at least one of coupling and decoupling the sound waves.

US Pat. No. 10,989,305

AXIAL AND RADIAL FLOATING SEALS

Bal Seal Engineering, LLC...

1. A method of using a floating seal assembly comprising:placing the seal assembly in a bore of a first structure having a surface defining the bore so that the seal assembly seals against the surface of the bore, wherein the seal assembly comprises:
a seal element comprising a first sealing flange, a second sealing flange, and a center channel section, which together define a seal cavity; said first sealing flange comprising an outer exterior surface and an outer interior surface, and said second sealing flange comprising an inner interior surface and an inner exterior surface defining an inside bore;
a support band comprising a body located within the seal cavity and mechanically engaging the seal element so that axial movement of the body relative to the seal element is blocked but radial movement of the body relative to the seal element is not blocked, said body of the support band comprising a groove, a contoured surface, and a radial lip, wherein the groove comprises a bottom surface and the radial lip extends radially away from the bottom surface of the groove to reduce an opening to the seal cavity;
a first loading spring located in the seal cavity and biasing against the contoured surface and against the inner interior surface of the second sealing flange;
a second loading spring located in the groove of the support band and biasing against the bottom surface and against the outer interior surface of the first sealing flange;
placing a second structure inside the inside bore of the second sealing flange; and
wherein a loading force applied by the first loading spring on the second sealing flange is less than a loading force applied by the second loading spring on the first sealing flange.

US Pat. No. 10,989,295

HOUSING WITH TWO ALIGNED HOUSING PARTS FOR A UNIT OF A VEHICLE DRIVE TRAIN

ZF FRIEDRICHSHAFEN AG, F...

1. A housing for an assembly of a vehicle drive-train comprising:a first housing component,
a second housing component,
the first and the second housing components being aligned with and coupled to one another, and
a shaft being arranged inside the housing and supporting a structural element of the assembly within the housing, and the shaft is either a locking bolt or a parking brake bolt,
the shaft being respectively supported in the first and in the second housing components, and
the shaft being configured to align the first and the second housing components with one another,
wherein one of the first and the second housing components comprises a centering collar and the other of the first and the second housing component has a shoulder that mates with the centering collar for aligning the first and the second housing components with one another, and the shaft ensures a rotationally correctly positioned alignment of the first and the second housing components with one another.

US Pat. No. 10,989,292

STRAIN WAVE GEAR DEVICE AND WAVE GENERATOR

HARMONIC DRIVE SYSTEMS IN...

1. A strain wave gearing comprising:a rigid gear;
a flexible gear capable of meshing with the rigid gear; and
a wave generator for flexing the flexible gear into a non-circular shape to form a meshing portion thereof meshing with the rigid gear and for moving the meshing portion in a circumferential direction of the rigid gear,
wherein the wave generator is configured so that it flexes the flexible gear to form the meshing portion on at least two positions at equal angular intervals in a circumferential direction of the flexible gear, and
the meshing portions formed on at least the two locations have different shapes from one another.

US Pat. No. 10,989,291

TRANSMISSION, AND CONTROL SYSTEM FOR WORK VEHICLE

KOMATSU LTD., Tokyo (JP)...

1. A transmission for transmitting rotational power from an engine, the transmission comprising:a first rotary shaft;
a second rotary shaft;
a first path disposed between the first rotary shaft and the second rotary shaft in a transmission path of the rotational power from the engine;
a second path including a continuously variable transmission having a motor and a power source to drive the motor, the second path being connected in parallel to the first path;
a planetary gear mechanism including a first element connected to the first path, a second element connected to the second path, and a third element connected to the first rotary shaft or the second rotary shaft; and
a second element fixing clutch configured to be switched between a released state in which the second element is rotatably released and an engaged state in which the second element is non-rotatably fixed,
the transmission being configured to be switched between at least two modes of a first continuously variable transmission mode, a second continuously variable transmission mode, and a direct mode, by the second element fixing clutch being switched between the released state and the engaged state,
in the first continuously variable transmission mode, the rotational power from the engine being transmitted from the first rotary shaft to the second rotary shaft not through the first path but through the second path,
in the second continuously variable transmission mode, the rotational power from the engine being transmitted from the first rotary shaft to the second rotary shaft through both the first path and the second path, and
in the direct mode, the rotational power from the engine being transmitted from the first rotary shaft to the second rotary shaft not through the second path but through the first path.

US Pat. No. 10,989,290

TORQUE FLUCTUATION INHIBITING DEVICE AND TORQUE CONVERTER

EXEDY CORPORATION, Neyag...

1. A torque fluctuation inhibiting device comprising:an input member to which a torque is inputted, the input member disposed to be rotatable;
a pair of inertia rings disposed on both sides of the input member in an axial direction, the pair of inertia rings disposed to be rotatable relative to the input member, the pair of inertia rings rotated unitarily with each other;
a plurality of centrifugal elements radially movable by a centrifugal force acting thereon in rotation of either the input member or the pair of inertia rings; and
an inertia block disposed between the pair of inertia rings in the axial direction, the inertia block attached to the pair of inertia rings,
the input member including a recess extending in a circumferential direction in a radially outermost surface of the input member with a bottom surface disposed radially inside the radially outermost surface, and
the inertia block being disposed in the recess such that the inertia block is disposed between two adjacent centrifugal elements among the plurality of centrifugal elements in the circumferential direction.

US Pat. No. 10,989,288

AXLE ASSEMBLY HAVING A MULTI-SPEED COUNTERSHAFT TRANSMISSION

ArvinMeritor Technology, ...

1. An axle assembly comprising:an electric motor having a rotor that is rotatable about a first axis;
a drive pinion that is rotatable about the first axis;
a rotor shaft that extends through the drive pinion and is operatively connected to the rotor;
a countershaft transmission that operatively connects the rotor shaft to the drive pinion, the countershaft transmission having a first countershaft subassembly that is rotatable about a first countershaft axis and a second countershaft subassembly that is rotatable about a second countershaft axis; and
a differential assembly that is rotatable about a second axis, wherein the differential assembly is positioned between the electric motor and the countershaft transmission such that the electric motor and the countershaft transmission are positioned on opposite sides of the second axis.

US Pat. No. 10,989,285

SCREW DEVICE

THK CO., LTD., Tokyo (JP...

1. A screw device comprising:a screw shaft including a helical rolling element rolling groove;
a nut including a helical rolling element rolling groove opposing the rolling element rolling groove of the screw shaft, and a return path including a hole extending in an axial direction; and
a circulation component including a circulation path connecting the rolling element rolling groove of the nut and the return path of the nut, wherein,
a recess which communicates with the rolling element rolling groove of the nut and the return path of the nut is formed in the nut,
the circulation component is movably housed in the recess of the nut with clearance without being fixed to the nut by fastening means,
at least part of the circulation component is covered by a lid member fixed to the nut by fastening means, and
upon a centrifugal force acting on a rolling element moving along the circulation path, the circulation component comes into contact at at least three points at the same time with the recess, or the recess and the lid member, as viewed in the axial direction or as viewed in an insertion direction of the circulation component.

US Pat. No. 10,989,284

STEERING COLUMN DEVICE

FUJI KIKO CO., LTD., Shi...

1. A steering column device comprising:a male screw shaft member rotatably provided in one of a support section and a movable section, a male screw being formed along an axial direction in the male screw shaft member; and
a female screw member provided in another of the support section and the movable section, the male screw shaft member being screwed to the female screw member,
the female screw member and the male screw shaft member being configured to be moved relative to each other by rotation of the male screw shaft member, the movable section being configured to move relative to the support section,
wherein the female screw member includes:
a main body section provided in the other of the support section and the movable section;
a fragile section provided on one side of the main body section in the axial direction of the male screw shaft member; and
a screw engaging section provided on an opposite side of the fragile section from the main body section,
wherein an adjust member screwed to the screw engaging section is provided,
wherein rigidity of the fragile section in the axial direction of the male screw shaft member is lower than rigidity of the main body section in the axial direction of the male screw shaft member so that the fragile section is extendable in the axial direction of the male screw shaft member when being pulled in the axial direction of the male screw shaft member, and
and wherein, in a state where the adjust member is screwed to the screw engaging section, a distal end portion of the adjust member presses the main body section and extends the fragile section in the axial direction of the male screw shaft member.

US Pat. No. 10,989,280

TENSIONER

Gates Corporation, Denve...

1. A tensioner comprising:a base having a cylindrical portion extending axially, the cylindrical portion comprising a radially outer surface and a radially inward receiving portion, a retainer engaged with the base whereby the base can be rotated by the retainer;
an eccentric pivot engaging the base receiving portion, the eccentric pivot rotatable about a fastener;
an eccentric arm pivotally engaged with the radially outer surface;
a torsion spring disposed within the radially inward receiving portion, the torsion spring applying a biasing force to the eccentric arm; and
a bearing journalled to the eccentric arm.

US Pat. No. 10,989,275

CORD HOOK AND COVERING SYSTEM FOR A TRAMPOLINE

Angehrn AG Umformtechnik,...

1. A cord hook for use with a cord ring, which has a first connecting point, which cord ring is made of a cord piece having a first free end and a second free end, the first and second free ends being clamped together with a bracket, such that the first and second free ends point in the same direction, thus creating said first connecting point, of a trampoline tensioning arrangement, wherein the cord hook comprises:a distal receiving portion for receiving the cord ring;
a proximal securing portion for securing to a jump mat of a trampoline;
a transition portion connecting the receiving portion and the securing portion;
a receiving space provided in the distal receiving portion for the mounting of the first connection point of the cord ring; and
a fixing device which is designed, during the intended use of the cord hook, to hold the first connecting point of the cord ring so as to prevent slippage in a cord direction,
wherein the fixing device has a first projection which is attached to the receiving portion and which projects into the receiving space and which is designed and arranged so as to engage into the first connecting point from within the cord ring.

US Pat. No. 10,989,272

ENGINE SYSTEM AND METHOD FOR PENDULUM DAMPING

Ford Global Technologies,...

1. An engine system comprising:a crankshaft coupled to a plurality of pistons in a plurality of cylinders;
a plurality of pendulums coupled to the crankshaft, either directly or through an adjacent component; and
a pendulum tuning mechanism coupled to an associated pendulum included in the plurality of pendulums and configured to tune damping characteristics of the associated pendulum based on engine order.

US Pat. No. 10,989,271

DAMPER DEVICE

AISIN AW INDUSTRIES CO., ...

1. A damper device comprising:an input element to which a torque from an engine is transmitted,
an output element,
an elastic body arranged to transmit a torque between the input element and the output element,
a rotary inertia mass damper with a mass body rotating in accordance with relative rotation between the input element and the output element, and
a stopper configured to restrict the relative rotation between the input element and the output element, wherein:
the rotary inertia mass damper includes a planetary gear that includes a sun gear, a plurality of pinion gears that mesh with the sun gear, and a ring gear that works as the mass body,
the input element includes a first rotational support member and a second rotational support member that are coupled with each other so as to be opposed to each other in an axial direction of the damper device, the first and the second rotational support members rotatably supporting the plurality of pinion gears,
the output element includes a plurality of outer teeth gear portions arranged at intervals in a circumferential direction in the outer circumferential portion thereof so as to mesh with any of the plurality of pinion gears, the output element being disposed between the first and the second rotational support members in the axial direction so as to work as the sun gear, and
the stopper includes a contact portion arranged in the outer circumferential portion of the output element so as to be located between the adjacent outer teeth gear portions in the circumferential direction and to contact with a portion of the input element in accordance with the relative rotation between the input element and the output element.

US Pat. No. 10,989,270

VIBRATION DAMPER FOR PIPES

SAIPEM S.P.A., Milan (IT...

1. A damping device for pipelines, comprising: a compression ring having a plurality of ring segments positionable around a pipe and connectable and brought together circumferentially through a connector and tightener, to form an annular structure with an adjustable circumference with respect to an axis of the pipe;wherein each of the ring segments forms, in a radially inner surface thereof, a damper seat receiving a damping element made of elastomeric material, projecting radially from each of the ring segments and compressible radially against an outer surface of the pipe;
wherein the damper seat comprises:
one or more axial constraint portions in interlocking connection with the damping element to prevent the damping element from escaping the damper seat in an axial direction;
one or more radial constraint portions in interlocking connection with the damping element to prevent the damping element from escaping the damper seat in a radial direction;
wherein the damper seat forms a plurality of channels arranged side-by-side and extending along an entire circumferential extension of each of the ring segments, wherein the channels are of a same shape and are delimited by a base surface and two side surfaces, each of said side surfaces forming an undercut groove adjacent to the base surface and a side shoulder on a side of the undercut groove opposite the base surface;
wherein the damping elements have an elongated shape with constant and rectangular or trapezoidal cross section and with two side ribs projecting from the rectangular or trapezoidal section on two opposite sides of the damping elements; and
wherein a radial cross-section shape of the damping elements, at said side ribs, matches a shape of said undercut grooves of the channels of the damper seat, to allow insertion of the damping element in the channel with predefined positioning.

US Pat. No. 10,989,267

DAMPING VALVE FOR A VIBRATION DAMPER

ZF Friedrichshafen AG, F...

1. A damping valve for a vibration damper, comprising:at least one valve disk that is elastically deformable;
a damping valve body with a through-channel whose outlet opening is at least partially closed by the at least one valve disk; and
a further valve element associated with the valve disk, that predetermines a defined lift behavior for the valve disk proceeding from a valve seat surface, wherein the further valve element is formed by an elastic coating of the valve disk, which exerts a varying supporting force with respect to the valve disk via a configuration of a top surface of the valve disk,
wherein the elastic coating is formed as a stop limit in a lift direction of the valve disk.

US Pat. No. 10,989,265

VIBRATION DAMPING DEVICE OF INVERTED STRUCTURE

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

1. A vibration damping device of an inverted structure comprising:a cylinder;
a rod capable of protruding and retracting in the cylinder;
an outer cylinder coupled to the rod and inserted over an outer periphery of the cylinder; and
a bush slidably inserted between the outer cylinder and the cylinder,
wherein
a gap between the outer cylinder and the cylinder is filled with lubricating oil,
the bush contains polytetrafluoroethylene and perfluoro alkoxy alkane,
the lubricating oil contains an organic molybdenum additive,
the bush has an obliquely cut cylindrical shape with a height on a side where a lateral force is applied during use of the vibration damping device being larger than a height on an opposite side to the side.

US Pat. No. 10,989,264

METHODS FOR MAKING A BRAKE PAD RETENTION PLATE

COMMERCIAL VEHICLE COMPON...

1. A method of making retention features on a brake pad retention plate, comprisingproviding a blank plate, wherein the blank plate comprises a brake pad facing surface;
forming, in the brake pad facing surface, a plurality of rows wherein each of the plurality of rows comprises a plurality of tooth features and a corresponding plurality of gutters where each gutter of the plurality of gutters comprises a first side and a second side, wherein the forming step comprises:
upsetting a first set of the plurality of rows by forming each of the plurality of tooth features on the first side of the corresponding plurality of gutters, wherein the first set of the plurality of rows comprises at least two successive rows;
upsetting a second set of the plurality of rows by forming each of the plurality of tooth features on the second side of the corresponding plurality of gutters, wherein the second set of the plurality of rows comprises a single row successive to the first set; and
compressing each of the plurality of tooth features with a press wherein each of the tooth features bends at an inflection point to form an associated base portion extending vertically from an associated gutter and an associated mezzanine portion extending horizontally over the associated gutter, such that a capture chamber is formed between the associated mezzanine portion and the associated gutter and the capture chamber has an opening configured to allow material to enter the capture chamber.

US Pat. No. 10,989,262

MOTOR VEHICLE BRAKE PAD THICKNESS DETECTION SYSTEM

Robert Bosch GmbH, Stutt...

1. A motor vehicle brake pad thickness detection system, comprisinga brake disc,
a brake caliper having a fixing part,
a brake pad fixed to the fixing part,
a brake pad driving means,
a first brake pad thickness detector between the brake pad and the fixing part, and
a second brake pad thickness detector on the brake disc in a position corresponding to the first brake pad thickness detector
characterized in that the second brake pad thickness detector is dimensioned such that when the brake disc comes into contact with the brake pad, the second brake pad thickness detector does not come into contact with the brake pad.

US Pat. No. 10,989,259

BRAKE DISK UNIT

1. A brake disc unit with a friction ring and a friction ring carrier which are connected by means of a shaft-to-hub connection with an alignment gearing having a multitude of dogs,wherein the cross section of the dogs has a contour which, at least partly, runs along an extended trochoid.

US Pat. No. 10,989,257

OVERRUNNING COUPLING AND CONTROL ASSEMBLY AND SYSTEM TO PREVENT THE UNCOMMANDED ENGAGEMENT OF THE ASSEMBLY

Means Industries, Inc., ...

1. A system for controlling the operating mode of an overrunning coupling assembly including first and second coupling members having first and second coupling faces, respectively, in close-spaced opposition with one another, at least one of the coupling members being mounted for rotation about a rotary axis, the system comprising:a control member mounted for controlled shifting movement between the coupling faces; and
a bi-directional actuator assembly including an actuator arm having an output member coupled to the control member for selective, small-displacement, control member shifting movement relative to the second coupling member between a first position which corresponds to a first operating mode of the coupling assembly and a second position which corresponds to a second operating mode of the coupling assembly in response to an actuator command signal, wherein the actuator assembly further includes an electrically-powered device directly connected to the actuator arm for driving the control member in response to the actuator command signal, wherein the actuator arm has a one-way locking member pivotally connected to the output member for movement between a disengaged position in which the control member is permitted to shift relative to the second coupling member and an engaged position between the locking member and a locking member-engaging portion of the second coupling member to lock the control member and the second coupling member together to prevent the control member from inadvertently shifting in a first direction relative to the second coupling member in the absence of the actuator command signal received by the actuator assembly, and wherein the locking member is connected to the electrically-powered device so that the locking member is allowed to rotate a predetermined amount before the output member begins to shift the control member.

US Pat. No. 10,989,255

SYNCHRONIZER APPARATUS FOR TRANSMISSION

HYUNDAI MOTOR COMPANY, S...

1. A synchronizer apparatus for a transmission, comprising:first and second shifting gears rotatably disposed on an output shaft;
a hub spline coupled with the output shaft, the hub having a plurality of slope portions having slanted surfaces at axially forward and rearward sides of the hub, the plurality of slope portions being symmetrically disposed along a circumferential direction of the hub;
a sleeve spline coupled with an external circumference of the hub;
a plurality of keys installed in key catching recesses that are formed radially outward respectively by the plurality of slope portions;
first and second clutch gears disposed between the hub and the first and second shifting gears, respectively;
first and second outer rings and first and second inner rings disposed between the hub and the first and second clutch gears, respectively;
first and second synchronizer cones disposed between the first inner and outer rings and the second inner and outer rings and engaged with the first and second clutch gears, respectively;
a plurality of poppet ball units disposed at an interior circumference of the sleeve at locations corresponding to the plurality of keys, the poppet ball units configured to contact an exterior surface of the plurality of keys through a poppet ball;
a plurality of first and second push blocks disposed at both slanted surfaces of the plurality of slope portions, respectively; and
a plurality of first and second push springs inserted in spring holes formed at outer surfaces of the plurality of first and second push blocks, respectively, the first and second push springs being abutted by interior surfaces of the plurality of keys such that cam surfaces of the push blocks tightly contact the slanted surfaces of the plurality of slope portions of the hub, respectively,
wherein each of the plurality of keys comprises an insertion end integrally formed at a bottom center of the key such that the key is coupled with the hub by the insertion end as being inserted in the key catching recess.

US Pat. No. 10,989,250

COUPLING ASSEMBLY AND WIND TURBINE COMPRISING SUCH ASSEMBLY

1. A coupling assembly for fixedly connecting a rotational member to an end section of a hollow shaft, the hollow shaft having a rotational axis, and the end section having an inner shaft diameter and an outer shaft diameter, the coupling assembly comprising:a shrink ring,
a coupling element,
a plurality of first bolts, and
a plurality of second bolts;wherein the shrink ring comprises:shrink ring end surface facing away from the rotational member when the coupling assembly is in use,
shrink ring outer surface having an outer shrink ring diameter corresponding to the inner shaft diameter,
shrink ring conical surface, and
a plurality of through-going first bores arranged circumferentially and adapted to receive the first bolts, the first bores extending from the shrink ring end surface;
and wherein the coupling element comprises:
a first coupling element surface facing away from the rotational member when the coupling assembly is in use,
a second coupling element surface facing towards the rotational member when the coupling assembly is in use,
an annular groove arranged in the first coupling element surface, the annular groove comprising:
an outer groove surface with a groove diameter corresponding to the outer shaft diameter,
a groove conical surface matching the shrink ring conical surface, and
a bottom surface,
a plurality of through-going second bores arranged circumferentially and extending between the bottom surface of the groove and the second coupling element surface, and
a plurality of first threaded holes extending at positions and orientations matching the plurality of first bores of the shrink ring when the coupling assembly is in use.

US Pat. No. 10,989,248

INTERCHANGEABLE ARM QUICK RELEASE MECHANISM FOR CHEST PRESS EXERCISE MACHINE

HOIST FITNESS SYSTEMS, IN...

1. A quick release mechanism for an exercise arm assembly, comprising:an elongated body;
a flexible exercise strap having a plurality of square or triangular-shaped rings disposed therealong;
a curved aperture passing laterally across a distal end of the elongated body, the curved aperture cutting downwardly through the elongated body with a front end of the aperture being angled towards the distal end of the elongated body, wherein the curved aperture is shaped to be positioned against a first side of a straight portion of one of the plurality of square or triangular-shaped rings;
a button assembly positioned near the distal end of the elongated body, the button assembly comprising a finger contact pad projecting outwardly from the elongated body and a forwardly extending portion disposed within the elongated body, wherein the forwardly extending portion of the button assembly is moveable to:
project into the aperture to contact against a second side of the straight portion of the square or triangular-shaped ring, thereby locking the ring into position against the curved aperture when the button assembly is in a locked position, or
project away from the aperture when the button assembly is in an unlocked positon; and
a biasing member that urges the extending portion of the button assembly into the locked position.

US Pat. No. 10,989,246

ANTI-VIBRATION FASTENER

1. An anti-vibration fastener, comprising:a bolt with a square-shaped head to affix a first object to a second object, the bolt with the square-shaped head comprising:
a first threaded portion disposed at a front end of the bolt with the square-shaped head, the first threaded portion comprising:
a plurality of external threads oriented in a first direction, and
a second threaded portion disposed at a rear end of the bolt with the square-shaped head having a diameter smaller than a diameter of the first threaded portion, the second threaded portion comprising:
a plurality of external threads oriented in a second direction;
a forward nut to encapsulate at least a portion of the bolt with the square-shaped head such that the first object and the second object are disposed between the forward nut and the front end of the bolt with the square-shaped head, the forward nut comprising:
a front portion, comprising:
a front aperture disposed at substantially center portion of the front portion to receive at least a portion of the first threaded portion therein, the front aperture having a diameter substantially similar to the diameter of the first threaded portion, and
a plurality of internal threads disposed within an inner surface of the front aperture oriented in the first direction to correspond to and interweave with the plurality of external threads of the first threaded portion, and
a stub portion connected to the front portion of the forward nut, the stub portion comprising:
a rear aperture disposed at a substantially center portion of the stub portion to receive at least a portion of the second threaded portion, the rear aperture having a diameter larger than the diameter of the second threaded portion, and
a non-threaded inner surface disposed within the rear aperture to receive the plurality of external threads of the second threaded portion; and
an aft nut to encapsulate at least a portion of the bolt with the square-shaped head and the forward nut.

US Pat. No. 10,989,244

EME PROTECTION CAP SYSTEM WITH PUSH SEALANT EXTRUSION MECHANISM

THE BOEING COMPANY, Chic...

1. A cap assembly for enclosing a metallic fastener which extends through a structure, comprising:a housing comprising:
an inner wall to position about the metallic fastener and having a first end for abutting the structure and an opposing second end positioned spaced apart from the first end; and
an outer wall which extends about and is spaced apart from the inner wall defining a space positioned between the inner wall and outer wall, wherein with the first end of the inner wall in contact with the structure, a first end of the outer wall or a portion of the first end of the outer wall is positioned spaced apart from the structure; and
a plunger member comprising a side wall portion secured to an end wall portion, wherein:
the side wall portion of the plunger member has a thickness dimension smaller than a distance between the inner wall and the outer wall to position the side wall portion of the plunger member within the space; and
with the side wall portion positioned within the space, the end wall portion is positioned in alignment with the opposing second end of the inner wall and with an opening defined by and through the inner wall.

US Pat. No. 10,989,239

TWO-PIECE FASTENER ASSEMBLY

Newfrey LLC, New Britain...

1. A two-piece fastener assembly designed to join a panel having a doghouse to a support having an aperture therein, the two-piece fastener assembly comprising:a doghouse fastener piece having a doghouse head designed to couple the doghouse fastener piece to the doghouse and a doghouse shaft extending from the doghouse head;
an aperture fastener piece having an intermediate head and an aperture shaft extending from a side of the intermediate head, and a plurality of aperture retention arms extending outwardly away from the aperture shaft and designed to retain the support between the plurality of aperture retention arms and the intermediate head;
a receiver including an annular wall extending from a base and a plurality of plate retention surfaces facing toward the base and being supported by and positioned inwardly of the annular wall; and
a coupling plate engaged and retained by the plurality of plate retention surfaces with the receiver to couple the doghouse fastener piece and the aperture fastener piece together;
wherein the receiver extends from a first of an opposite side of the intermediate head as part of the aperture fastener piece, and the doghouse shaft as part of the doghouse fastener piece;
wherein the coupling plate extends from a second of the opposite side of the intermediate head as part of the aperture fastener piece, and the doghouse shaft as part of the doghouse fastener piece; and
wherein the plurality of plate retention surfaces of the receiver are provided at a distal end of flexible retention arms to provide the flexibility necessary to couple and uncouple the coupling plate and the receiver together, which correspondingly couples and uncouples the doghouse fastener piece and the aperture fastener piece together.

US Pat. No. 10,989,236

VARIABLE POSITION SHAFT LOCKING DEVICE

1. A clamp preventing the collapsibility and adjustability of a firearm rear stock assembly, the rear stock assembly comprising a buffer tube having a cylindrical outer surface which is telescopically received within a cylindrical bore of a butt stock, the clamp comprising:an inside swing arm and an outside swing arm, each swing arm comprising a partially-cylindrical ring portion having an inner surface approximately the same diameter as the outer surface of the buffer tube, a hinged portion at one circumferential end thereof and a fastening portion at the other circumferential end thereof;
wherein the inside swing arm is rotatably joined to the outside swing arm by a hinge pin extending through aligned holes in the hinged portions of the swing arms, and wherein the fastening portion of one of the swing arms comprises a fastener slot and the fastening portion of the other of the swing arms comprises a threaded hole;
wherein the inside swing arm and the outside swing are joined around the buffer tube such that the inner surfaces thereof correspondingly engage the outer surface of the buffer tube, and a swing arm fastener extends through the fastener slot and threadably engages the threaded hole to lock the clamp in a fixed position on the buffer tube, such that the rear stock assembly cannot be adjusted without first backing off the swing arm fastener;
a lock plate having a through hole and a threaded hole spaced along a length thereof;
wherein a lock plate fastener extends through the lock plate through hole and threadably engages a threaded hole in an outer surface of the ring portion of the outside swing arm to attach the lock plate thereto, and wherein the lock plate longitudinally-extends parallel to a longitudinal axis of the buffer tube and the clamp; and
a set screw which threadably engages the lock plate threaded hole and extends therethrough to clamp against an outer surface of the butt stock, wherein the set screw is adjusted to focus pressure on the butt stock to prevent the collapsibility and adjustability of the firearm rear stock assembly.

US Pat. No. 10,989,234

FLOW CONTROL VALVE INCLUDING A PLURALITY OF TUBES HAVING A GEOMETRICALLY VARIABLE CROSS-SECTION

TOTAL SA, Courbevoie (FR...

1. A polymer solution transport duct comprising a first duct section, a second duct section and a flow control valve connecting the first duct section to the second duct section,wherein the first duct section and the second duct section together form a flow axis from the first duct section to the second duct section
said flow control valve comprising:
a plurality of fluid transport pipes with a geometrically variable cross-section, wherein the plurality of fluid transport pipes comprised in the fluid transport duct between the first and second duct sections are disposed in parallel relative to one another and to the flow axis, wherein the number of fluid transport pipes is 1000-10,000;
a duct connector, situated at one end of the fluid transport pipes; and
a shutter able to selectively shut all or part of the fluid transport pipes;wherein the fluid transport pipes with a geometrically variable cross-section comprise cross-sections with small diameters and cross-sections with large diameters, the cross-sections with small diameters alternating with the cross-sections with large diameters;wherein the number of cross-sections with small diameters and with large diameters is 500 to 1000, this number being determined based on a desired reduced flow rate at a plateau reached by a curve representing the polymer degradation as a function of the number of cross-sections with small diameters and with large diameters;wherein the small diameters are equal or greater than 0.5 mm;wherein the polymer solution transport duct has a polymer degradation percentage of lower than 10%.

US Pat. No. 10,989,231

HYDRAULIC VALVE ASSEMBLY WITH FORCED CIRCUIT

HAWE HYDRAULIK SE, Aschh...

1. A hydraulic valve assembly comprising:a first control device with first and second hydraulic consumer ports;
a second control device with third and fourth hydraulic consumer ports;
a common pressure channel for supplying pressure to the first and second control devices; and
a return channel;
wherein the first control device has a first spool valve and a first selector valve for actuating the first hydraulic consumer port in a first switching position of the first selector valve or the second hydraulic consumer port in a second switching position of the first selector valve;
wherein the second control device has a second spool valve and a second selector valve for actuating the third hydraulic consumer port in a first switching position of the second selector valve or the fourth hydraulic consumer port in a second switching position of the second selector valve;
wherein a shut-off valve for interrupting the pressure supply to the first and second control devices is arranged in the pressure channel and pressure pilot-controlled in an opening direction via a control channel;
wherein upstream of the shut-off valve a branch channel with first and second pressure branch channels branches off from the pressure channel;
wherein the first selector valve in the first switching position connects the first pressure branch channel to a first connection line and blocks the second pressure branch channel, and in the second switching position connects the second pressure branch channel to a second connection line and blocks the first pressure branch channel; and
wherein the second selector valve in the first switching position connects the first connection line to the control channel and blocks the second connection line, and in the second switching position connects the second connection line to the control channel and blocks the first connection line.

US Pat. No. 10,989,230

METHOD FOR CONTROLLING A MOVEMENT OF A MOVABLY MOUNTED BODY OF A MECHANICAL SYSTEM

PRIMETALS TECHNOLOGIES AU...

15. A mechanical system comprising:a movably mounted body, a drive unit which can be operated by a medium, which drive unit is for driving the movably mounted body;
a control valve for controlling a drive movement of the drive unit;
a control unit which is configured to generate a control signal u(t) for actuating the control valve, wherein the control signal u(t) comprises a first switching pulse and a further switching pulse (S1, S3) each having a predefined pulse duration;
the pulse duration of the first switching pulse (S1) is equal to the pulse duration of the further switching pulse (S3);
a time interval (?t1-3) between the start of the first switching pulse (S1) and the start of the further switching pulse (S3) and being adapted to an intrinsic period duration of the mechanical system.

US Pat. No. 10,989,227

ROTOR BLADE ARRANGEMENT

ROLLS-ROYCE plc, London ...

1. A rotor for a gas turbine engine comprising a rotor hub and a plurality of rotor blades, each rotor blade being attached to the rotor hub at a rotor blade root, wherein:the plurality of rotor blades are arranged circumferentially around the rotor hub such that each rotor blade has two neighbouring rotor blades;
the rotor blades have a critical mode shape that is excited at a frequency that corresponds to an excitation frequency in use, the natural frequency of a rotor blade for the critical mode shape being the critical natural frequency;
the plurality of rotor blades define a median critical natural frequency;
each rotor blade has a critical natural frequency that is either greater than, less than, or equal to the median critical natural frequency of all of the rotor blades;
for a majority of rotor blades in a first set of rotor blades that have a critical natural frequency greater than the median, at least one of the neighbouring rotor blades also has a critical natural frequency greater than the median;
for a majority of rotor blades in a second set of rotor blades that have a critical natural frequency less than the median, at least one of the neighbouring rotor blades also has a critical natural frequency less than the median;
each rotor blade has a position in a list of the plurality of rotor blades ordered by ascending critical natural frequency; and
a majority of the plurality of rotor blades have a position in the list of the plurality of rotor blades ordered by critical natural frequency that is within three places of the position in that the list of at least one of the neighbouring rotor blades of each of the majority of the plurality of rotor blades.

US Pat. No. 10,989,226

FAN OPTIMIZING ACOUSTIC CHARACTERISTICS

1. A fan optimizing acoustic characteristics, comprising:a yoke adapted to secure the fan to a building member;
a central support structure extending from the yoke, the central support structure is an elongated member having a first end and a second end, the first end being selectively secured to the yoke and the second end extending downwardly therefrom;
a fan assembly secured to the second end of the central support structure, the fan assembly includes a blade frame having a plurality of fan blades extending outwardly therefrom, wherein each of the fan blades includes a convex, upwardly facing surface and a concave, downwardly facing surface trapping sound within the curvature defined by the concave, downwardly facing surface so that the sound may be absorbed by a sound absorbing fabric material secured along the concave, downwardly facing surface.

US Pat. No. 10,989,225

VACUUM PUMP

Shimadzu Corporation, Ky...

1. A balance adjustment method of a vacuum pump, wherein the vacuum pump includes a pump rotor including rotor blades, a cylindrical portion, a shaft and a motor, and rotatably driven by the motor; a recessed portion formed at a suction-port-side end surface of the pump rotor; a first component configured to be fixed to the pump rotor in the recessed portion and having a first balance correction portion for correcting the balance of the pump rotor, and a second component configured to be fixed to the first component and covering the recessed portion, the second component having a second balance correction portion at a suction-port-side end surface of the second component for correcting the balance of the pump rotor,the balance adjustment method including:
a first step of fixing the first component to the bottom surface of the recessed portion of the pump rotor,
a second step of measuring an unbalance amount of the pump rotor and correcting the balance of the pump rotor at the first balance correction portion of the first component before the second component is fixed to the pump rotor via the first component, and
unbalance amount of the pump rotor and correcting the balance of the pump rotor at the second balance correction portion of the second component after the second component is fixed to the pump rotor via the first component.

US Pat. No. 10,989,217

BLADE ADAPTER AND CEILING FAN INCLUDING THE SAME

Sunonwealth Electric Mach...

1. A blade adapter comprising:a support portion;
a plurality of blade connection sections connected to an outer periphery of the support portion, wherein each of the plurality of blade connection sections has a first face and a blade connection face opposite to the first face, wherein the blade connection face includes two inclined portions, wherein the first face has a second windward long side and a second air-guiding long side opposite to the second windward long side, wherein a bendable portion is provided on the first face at a location relatively adjacent to the support portion and is connected between the second windward long side and the second air-guiding long side, wherein each of the plurality of blade connection sections bends relatively to the support portion along the bendable portion to form the two inclined portions, and wherein a windward adjustment angle and an inclination adjustment angle are presented between the two inclined portions and a horizontal plane.

US Pat. No. 10,989,216

PUMP SYSTEMS WITH VARIABLE DIAMETER IMPELLER DEVICES

Steven Rende, Lewisville...

15. A system comprising:an impeller device;
a housing structure, wherein said housing structure is configured to enclose said impeller device;
a fixed vane arrangement, wherein said fixed vane arrangement comprises a contoured shape;
an extendable vane arrangement, wherein said extendable vane arrangement is configured to follow said contoured shape of said fixed vane arrangement, and wherein said fixed vane arrangement is configured to become an extension of said extendable vane arrangement;
an elongated slot implement disposed in said housing structure, wherein said extendable vane arrangement is configured to move along a length of said elongated slot implement, and wherein said movement along said elongated slot implement is operable for at least one of increasing and decreasing said-a diameter of said impeller device;
a first engagement means, wherein said first engagement means is configured to connect said extendable vane arrangement to said housing structure;
a spring arrangement, in which said spring arrangement is configured to dynamically increase or decrease said diameter of said impeller device; and
a second engagement means, wherein said second engagement means is configured to connect said spring arrangement to said housing structure.

US Pat. No. 10,989,215

COMPRESSOR SYSTEM EQUIPPED FOR FUGITIVE GAS HANDLING AND FUGITIVE GAS SYSTEM OPERATING METHOD

Solar Turbines Incorporat...

1. A compressor system comprising: a gas compressor including a compressor housing having a low pressure inlet and a high pressure outlet formed therein, and a rotor positioned within the compressor housing, the rotor including a driveshaft and being rotatable to compress a gas conveyed through the compressor housing between the low pressure inlet and the high pressure outlet; the gas compressor further including a first dry gas seal positioned about the driveshaft and forming a pressurized gas leakage path; a fugitive gas system including a collector coupled with the compressor housing and forming a first collection cavity in fluid communication with the pressurized gas leakage path, and a gas conduit having a fugitive gas inlet in fluid communication with the first collection cavity, and a fugitive gas delivery outlet; and the fugitive gas system further including a pressure control system having a pressure reservoir positioned fluidly between the fugitive gas inlet and the fugitive gas delivery outlet, a vent line having a gas venting outlet, and a gas venting inlet fluidly connected to the gas conduit at a location that is fluidly between the first collection cavity and the pressure reservoir, and a backpressure regulator positioned fluidly between the gas venting outlet and the gas venting inlet.

US Pat. No. 10,989,214

ACTIVE MAGNETIC ROTOR-BEARING ASSEMBLY HAVING AN EVEN NUMBER OF ELECTROMAGNETIC UNITS WITH A SALIENT CONNECTED TO INTER-YOKE PORTIONS SEPARATED FROM EACH OTHER BY A PERMANENT MAGNET STRUCTURE SPACER OF DEFINED MAGNETIC PERMEABILITY

REINHEART GmbH

1. An active magnetic rotor-bearing assembly for conveying a fluid comprising a rotor assembly driven by a motor assembly and a bearing assembly for contactless bearing the rotor assembly to pump the fluid from an inlet opening through the rotor assembly to an outlet opening, wherein the bearing assembly comprises an even number of electromagnetic units arranged around a central structure of the bearing assembly, which provides a fluid channel towards the rotor assembly, each comprising a first salient established by a magnetic material and a permanent magnet at least magnetically connected to the magnetic material providing a first magnetic pole facing towards the rotor assembly and a coil wound around the first salient, where the bearing assembly further comprises an inter-yoke comprising inter-yoke portions connected to the first salient of each electromagnetic unit, where the permanent magnets of adjacent electromagnetic units are suitably arranged to provide a closed first magnetic flux via the first salient and the inter-yoke portions of the both adjacent electromagnetic units and the rotor assembly applying a first attractive force acting on the rotor-assembly for compensating at least present motor and fluid-caused forces at a levitation position of the rotor assembly further comprising means for a position stabilizing portion perpendicular to the first attractive force on the rotor-assembly, and the coils providing an electromagnetic flux between each first salient and the rotor assembly for applying adaptable axial force and/or tilting torque to the rotor assembly keeping the rotor within a levitation range during rotation and compensating the current motor force and fluid-caused forces during any fluctuation and any additional forces in order to adjust the bearing provided by the first magnetic flux, wherein adjacent inter-yoke portions are separated from each other by a structure spacer with a magnetic permeability lower than a magnetic permeability of the inter-yoke portions, wherein the structure spacer is a permanent magnet with an orientation adding an extra magnetic flux to the first magnetic flux.

US Pat. No. 10,989,210

ANTI-SURGE SPEED CONTROL FOR TWO OR MORE COMPRESSORS

PRAXAIR TECHNOLOGY, INC.,...

1. A method of controlling centrifugal compressor speed in a vacuum pressure adsorption process comprising a vacuum pressure swing adsorption apparatus wherein said process comprises a feed with provide purge step, a pure evacuation step, and an evacuation with product purge step and wherein said apparatus comprises at least one adsorbent vessel and two or more centrifugal compressors each directly driven by an electric motor having its speed controlled by a variable frequency drive and each having a peak efficiency operating line, wherein each of and two or more centrifugal compressors has an inlet configured to receive a fluid stream at a flow rate and an outlet configured to discharge a pressurized fluid stream at a flow rate, and each of said two or more centrifugal compressors is configured to pressurize and/or evacuate the vacuum pressure swing adsorption apparatus, said method comprising:measuring and calculating the flow rate of the fluid stream entering the inlet of each of said two or more centrifugal compressors;
measuring and calculating the pressure of the pressurized fluid stream at the outlet of each of said two or more compressors and the pressure of the fluid stream at the inlet of each of said two or more compressors and calculating a pressure ratio of outlet to inlet pressure for each of said two or moe centrifugal compressors;
determining an optimal speed for each of said two or more centrifugal compressors based on the pressure ratio that lies along the peak efficiency operating line of each of said two or more centrifugal compressors;
determining a minimum allowable flow rate of the fluid stream passing through each of said two or more centrifugal compressor at which surge conditions can occur at the optimal speed;
determining a feedback multiplier that when multiplied by the optimal speed will either increase the speed when the flow rate passing through each of said two or more centrifugal compressors is less than the minimum allowable flow rate or will reduce the speed when the flow rate passing through each of said two or more centrifugal compressors is greater than or equal to the minimum allowable flow rate;
setting a target highest adsorption pressure set point for said at least one adsorption vessel,
during steps of a repeating cycle conducted by the vacuum pressure swing adsorption apparatus where each of said two or more centrifugal compressors is least likely to encounter surge conditions, other than the pure evacuation step and the evacuation with product purge step thereof, setting a total speed multiplier equal to the product of the feedback multiplier and a global speed factor, wherein the global speed factor is determined at the termination of the feed with provide purge step which, when multiplied by the optimal speed, will increase the speed of each of said two or more centrifugal compressors pressurizing the vacuum pressure swing adsorption apparatus when the highest pressure obtained is less than target highest adsorption pressure set point and decrease the speed of each of said two or more centrifugal compressors pressurizing the vacuum pressure swing adsorption apparatus when the highest pressure obtained is greater target highest adsorption pressure set point;
during the pure evacuation step and the evacuation with product purge step, calculating a feed forward multiplier that will increase the speed during the pure evacuation step and the evacuation with product purge step such that each of said two or more centrifugal compressors evacuating the vacuum pressure swing adsorption apparatus is not likely to enter the surge conditions;
setting a lowest target desorption set point for each of said at least one adsorption vessel;
determining a vacuum global speed factor at the termination of the evacuation with product purge step which, when multiplied by the optimal speed, will decrease the speed of each of said two or more centrifugal compressors evacuating the vacuum pressure swing adsorption apparatus when the lowest pressure obtained is less than the target lowest desorption pressure set point and increase the speed of each of said two or more centrifugal compressors evacuating the vacuum pressure swing adsorption apparatus when the lowest pressure obtained is greater than the target lowest desorption pressure set point;
determining a feed global speed factor at the termination of the evacuation with product purge step that, when multiplied by the optimal speed, will increase the speed of each of said two or more centrifugal compressors pressurizing the vacuum pressure swing adsorption apparatus when the highest pressure obtained is less than the target highest adsorption pressure set point and decrease the speed of each of said two or more centrifugal compressors pressurizing the vacuum pressure swing adsorption apparatus when the highest pressure obtained is greater than the target highest adsorption pressure set point;
calculating a feed total speed multiplier for each of said two or more centrifugal compressors pressurizing the vacuum pressure swing adsorption apparatus by multiplying the feedback multiplier, feed forward multiplier, and feed global speed factor together;
calculating a vacuum total speed multiplier for each of said two or more centrifugal compressors evacuating the vacuum pressure swing adsorption apparatus by multiplying the feedback multiplier, feed forward multiplier, and vacuum global speed factor together;
calculating an adjusted speed for each of said two or more centrifugal compressors pressurizing the vacuum pressure swing adsorption apparatus and each of said two or more centrifugal compressors evacuating the vacuum pressure swing adsorption apparatus by multiplying the optimal speed by the feed total speed multiplier or vacuum total speed multiplier, respectively; and
generating a control signal referable at least to the adjusted speed for each each of said two or more centrifugal compressors and inputting the control signal into the variable frequency drive for each of said two or more centrifugal compressors such that the electric motor for each of said two or more centrifugal compressors operates at the adjusted speed.

US Pat. No. 10,989,204

INNER-ROTOR FAN

DELTA ELECTRONICS, INC., ...

1. An inner-rotor fan, comprisinga fan frame;
a bearing disposed in a sleeve portion of the fan frame, and
a rotor comprising:
a hub;
a retaining tube disposed in the hub;
a magnetic ring, having an inner hole, wherein the retaining tube is disposed in the inner hole;
a shaft, disposed on the hub; and located within the retaining tube, wherein the shaft has a constant cross-section portion passing through the bearing, an end of the constant cross-section portion is flush with a top surface of the hub, and an axial gap is formed within the sleeve portion between a bottom surface of the hub and a top surface of the bearing;
a plurality of blades disposed around the hub,
wherein the magnetic ring is one-piece formed and in direct contact with the retaining tube, the retaining tube and the hub are formed as a single piece, and the retaining tube and the hub have the same material and are made of plastic,
wherein the magnetic ring is a plastic magnetic ring, and made of magnetic powder and plastic,
wherein the inner-rotor fan excludes an iron ring disposed on an inner wall of the plastic magnetic ring and between the plastic magnetic ring and the shaft;
wherein a plurality of south poles and a plurality of north poles of the plastic magnetic ring are alternately arranged on the plastic magnetic ring and adjacent to an outer wall of the plastic magnetic ring;
wherein a plurality of ribs are formed on an outer surface of the retaining tube, the ribs protrude from the outer surface of the retaining tube, and the plurality of ribs extend a predetermined length in a direction that is parallel with an extending direction of the shaft;
wherein a plurality of grooves having open axial ends are formed on the inner wall of the plastic magnetic ring, the grooves are recessed from the inner wall of the plastic magnetic ring, and the plurality of grooves extend the predetermined length in a direction that is parallel with the extending direction of the shaft; and
wherein each of the ribs is correspondingly engaged with each of the grooves.

US Pat. No. 10,989,203

CENTRIFUGAL COMPRESSOR AND SHROUD THEREFORE

1. A shroud for a centrifugal compressor having a rotation axis, the shroud having a wall curved radially outwardly from an axially oriented inlet to an outlet end, a structural member having a flange at the outlet end, and an abradable insert of Greek Ascoloy exposed on an inner face of the wall.

US Pat. No. 10,989,199

SUBMERSIBLE DOWNHOLE PUMP

1. A submersible downhole pump comprising:an elongate pump unit defining a longitudinal pump axis and a pump unit diameter and an upper pump end; and
at least one cable lug for attaching a cable, wherein the at least one cable lug is connected to the pump unit and pivotable, around a pivot axis perpendicular to the longitudinal axis, between a defined first position and a defined second position, wherein, in the first position, the at least one cable lug is positioned fully within the pump unit diameter and, in the second position, the at least one cable lug is positioned at least partially protruding outside the pump unit diameter, and an anchor portion of the at least one cable lug is positioned below a top face of the upper pump end and within the pump unit diameter.

US Pat. No. 10,989,198

DETACHABLE SUBMERSIBLE PUMP WITH MODULAR DESIGN

FUJIAN AIDI ELECTRIC CO.,...

1. A detachable submersible pump with a modular design, comprisinga motor module, and
a pump chamber module;
wherein
the motor module comprises an upper cover, a motor, a motor cover, and an impeller; the motor is placed inside the upper cover and the motor cover; an output shaft of the motor passes through the motor cover and is connected to the impeller;
the pump chamber module comprises a housing, a water outlet, a connecting pipe, and a lock nut; the water outlet is arranged on one side of the housing; the lock nut is sleeved on the connecting pipe and is connected to the water outlet by threads; and
the pump chamber module has a pair of outwardly extending clamping hole structures formed on opposite sides of a wall of the pump chamber module, each clamping hole structure comprises a channel body with a planer surface having opposing side walls, a first clamping hole is formed in the planer surface, and the opposing side walls connect the planer surface, respectively, and the wall of the pump chamber module, each of two sides of the upper cover is provided with a resilient elastic buckle with an enlarged head; the first clamping hole receives the enlarged head of the resilient elastic buckle to removably secure the motor module to the pump chamber module, and the impeller is placed inside the housing.

US Pat. No. 10,989,196

COMPRESSOR HAVING MUFFLER FUNCTION

Daikin Industries, Ltd., ...

1. A compressor that compresses a low-pressure refrigerant sucked therein to produce a high-pressure refrigerant to discharge, the compressor comprising:a first throttle portion that receives a refrigerant at an intermediate pressure from an injection pipe of a refrigerant circuit, the first throttle portion being provided in an injection pipe connecting portion in contact with an inner surface of the injection pipe;
an enlarged flow path portion that receives the refrigerant from the first throttle portion;
a second throttle portion that receives the refrigerant from the enlarged flow path portion; and
a compression element including a compression chamber that receives the refrigerant from the second throttle portion,
the first throttle portion having a flow path cross-sectional area that is narrower than both a flow path cross-sectional area of the injection pipe and a flow path cross-sectional area of the enlarged flow path portion, and
the second throttle portion having a flow path cross-sectional area that is narrower than the flow path cross-sectional area of the enlarged flow path portion.

US Pat. No. 10,989,195

IN-VEHICLE MOTOR-DRIVEN COMPRESSOR AND METHOD FOR CONTROLLING IN-VEHICLE MOTOR-DRIVEN COMPRESSOR

KABUSHIKI KAISHA TOYOTA J...

1. An in-vehicle motor-driven compressor, comprising:a compression unit configured to compress a fluid;
an electric motor configured to drive the compression unit; and
an inverter configured to drive the electric motor, wherein
the inverter includes a switching element that is configured to perform switching and convert DC voltage of a battery into AC voltage to drive the electric motor and a diode that is connected in parallel to the switching element, and
the in-vehicle motor-driven compressor further includes
a temperature rise estimator configured to estimate a temperature rise of the diode based on an expected reverse current, an on-voltage of the diode, and a heat resistance of the diode, wherein the reverse current is a current that flows from the electric motor via the diode to the battery when the electric motor is stopped and a back electromotive voltage of the electric motor exceeds an input voltage of the battery, and
a rotation speed controller configured to set a rotation speed limit of the electric motor, based on the estimated temperature rise of the diode so that a temperature of the diode does not exceed a junction temperature of the diode even when the electric motor is stopped and the reverse current flows through the diode, and limit a rotation speed of the electric motor to lower than or equal to the rotation speed limit.

US Pat. No. 10,989,194

COMPRESSOR PUMP STRUCTURE AND COMPRESSOR

GREE GREEN REFRIGERATION ...

1. A compressor pump structure, comprising a rotating shaft, a piston, a cylinder, a cylinder sleeve, an upper flange and a lower flange, a central axis of the rotating shaft being arranged eccentrically with respect to a central axis of the cylinder, the rotating shaft being slidably arranged in the piston, the piston being movably arranged in the cylinder and forming two volume-variable chambers with the cylinder; the piston comprising two first sliding planes arranged opposite one another and two first contacting planes arranged opposite one another, the first contacting plane on the upper side being in sealing contact with the upper flange, and the first contacting plane on the lower side being in sealing contact with the lower flange,wherein the compressor pump structure further comprises a rolling assembly, the cylinder being rotatably arranged within the cylinder sleeve, and the rolling assembly being arranged between the cylinder and the cylinder sleeve and forming rolling contact with the cylinder and the cylinder sleeve respectively.

US Pat. No. 10,989,189

PROGRESSIVE CAVITY MOTOR DAMPENING SYSTEM

SCHLUMBERGER TECHNOLOGY C...

1. A progressive cavity motor or pump comprising:a stator with an internal axial bore therethrough, the stator having a liner along an axial length thereof with an inwardly facing surface defining the internal axial bore therethrough, the inwardly facing surface with axial lobes forming a stator helical profile, the liner having a plurality of axial sections including a first axial section, a second axial section, and a third axial section, wherein a first compressibility of the first axial section is greater than a second compressibility of the second axial section, and the second compressibility is greater than a third compressibility of the third axial section, wherein at least two of the plurality of axial sections being constructed of different materials, and wherein the second axial section is arranged between the first axial section and the third axial section;
a rotor with an outer surface having axial lobes forming a rotor helical profile that is a least partially complimentary to the stator helical profile, the rotor being rotationally disposed within the internal axial bore of the stator to form a moving chamber between the rotor and the stator.

US Pat. No. 10,989,188

OIL FIELD PUMPS WITH REDUCED MAINTENANCE

Halliburton Energy Servic...

1. A valve module comprising:a cylindrical canister containing entirely therein a valve assembly for a pump fluid end of a high pressure pump, such that the entire valve assembly can be inserted into and removed from the pump fluid end, respectively, via insertion of the valve module into and removal of the valve module from the pump fluid end, wherein the valve assembly comprises a valve body and a valve seat, wherein the valve module provides a fluid flow path from an inlet to an outlet of the valve module from one side of the valve seat along a central axis of the valve module to the other side of the valve seat along the central axis and between the valve body and the valve seat when the valve assembly is in an open configuration, and does not provide the fluid flow path when the valve assembly is in a closed configuration, and wherein the valve seat is held in the valve module by a valve seat housing within the cylindrical canister, such that an entire outer wall of the valve seat contacts the valve seat housing.

US Pat. No. 10,989,186

OPERATING METHOD AND ACTUATION DEVICE FOR A PISTON PUMP

Robert Bosch GmbH, Stutt...

1. A method for operating a piston pump (10), which is driven by means of a coil (1) of an electromagnet, wherein, by means of the electromagnet, a piston (2) of the piston pump (10) is moveable in a cylinder (3) for the execution of a pump action,wherein, during a switch-in time, a voltage (U) is applied to the coil (1), such that a current flows in the coil (1) and the piston (2) is accelerated,
wherein the voltage is applied by means of an semiconductor switch of an actuation device (11), and
wherein a time characteristic of an electrical state variable (I, U) of the coil (1) is qualitatively determined by measuring a voltage drop across an internal resistance of the semiconductor switch (LS) and determining the current in the coil from the measured voltage drop, and the time characteristic, or a characteristic derived therefrom, is evaluated in order to determine the impact of the piston (2) on a limit stop (8),
control the voltage applied to the coil (1) to accelerate the piston according to the determined time characteristic,
wherein a conveyance of vapor is detected on the basis of a time characteristic of the voltage.

US Pat. No. 10,989,183

RECIPROCATING MOTOR AND RECIPROCATING COMPRESSOR HAVING A RECIPROCATING MOTOR

LG ELECTRONICS INC., Seo...

1. A reciprocating motor, comprising:a ring shaped magnet coil;
a plurality of stator poles provided at both sides of the magnet coil, wherein the plurality of stator poles comprises a first stator pole and a second stator pole; and
a plurality of mover poles provided to correspond to the plurality of stator poles and reciprocating by means of a flux generated by the magnet coil, wherein a first mover pole of the plurality of mover poles is a magnet, and a second mover pole of the plurality of mover poles is a non-magnet made of a magnetic material, wherein the first mover pole and the second mover pole are spaced apart from each other with an open space therebetween in a reciprocating direction, wherein a center of the first mover pole is eccentrically located with respect to the magnet coil in the reciprocating direction to be arranged at a center of the first stator pole and a center of the second mover pole is arranged at a center of the second stator pole in the reciprocating direction, when the motor is in an assembled, non-operating, and stopped state, and wherein one surface of the first mover pole in an axial direction defines one boundary of the open space, and one surface of the second mover pole in the axial direction defines another boundary of the open space.

US Pat. No. 10,989,182

GAS COMPRESSOR

1. A gas compressor comprising:a drive power section comprising:
a motor connected to a power supply;
a transmission connected to the motor;
a reciprocating rack and pinion connected to the transmission, the reciprocating rack and pinion including a first pinion and a second pinion;
a first compression chamber head comprising:
a central hole through the first compression chamber head for receiving a common piston rod connected to the reciprocating rack and pinion;
a packing gland, the packing gland surrounding the common piston rod sealing an inner diameter of the packing gland in the first compression chamber head simultaneously with an outer diameter of the common piston rod;
a rod guide bushing contained within the packing gland, the rod guide bushing surrounding the common piston rod;
a seal assembly including an atmospheric pressure seal surrounding the common piston rod, the atmospheric pressure seal sealing the inner diameter of the packing gland and the outer diameter of the common piston rod between the rod guide bushing simultaneously preventing atmospheric air from entering the first compression chamber head and preventing gas from exiting the first compression chamber head as the common piston rod moves; and
a debris wiper surrounding the common piston rod positioned in the packing gland, preventing particulate matter from entering the first compression chamber head;
a dual activating compressor section connected to the drive power section via the seal assembly, the dual activating compressor section comprising:
a first compression chamber;
a second compression chamber separated from the first compression chamber by a piston secured to the common piston rod, the common piston rod sealed by the seal assembly;
a first piston locator sensor positioned for detection of the piston at a first end of a stroke;
a second piston locator sensor positioned for detection of the piston at a second end of the stroke; and
a second compression chamber head sealing the dual activating compressor section opposite the first compression chamber head;
a controller for turning on and off the reciprocating rack and pinion and controlling a speed of the reciprocating rack and pinion; and
a drive gear that drives the first pinion and the second pinion, each pinion having teeth on half of each pinion where the teeth oppose each other, and where the first pinion turns in a first direction and the second pinion turns in a second direction, enabling the second pinion to catch hold of the first pinion when the first pinion exhausts engagement of teeth with the rack and the second pinion then drives the rack in an opposite direction from the first pinion without requiring a signal from the controller.

US Pat. No. 10,989,179

METAL PLASMA THRUSTER CUBE

Mahadevan Krishnan, Oakl...

1. A metal plasma thruster comprising:an enclosure having at least one surface;
a plurality of plasma thrusters, at least one plasma thruster of the plurality of plasma thrusters coupled to said at least one surface;
each plasma thruster of said plurality of plasma thrusters comprising:
a respective cathode electrode having a respective cathode planar annular surface;
a respective trigger electrode separated from the respective cathode electrode by a respective insulator, the respective trigger electrode and the respective cathode electrode having a respective common axis;
each insulator having a respective insulator first planar annular surface which is substantially co-planar to the respective cathode planar annular surface each insulator having a respective insulator second surface formed by rotation of a sawtooth pattern about the respective common axis, each insulator first planar surface and each insulator second surface initiating a respective plasma between the respective trigger electrode and the respective cathode planar annular surface, each insulator second surface having regions which are obscured from re-deposition of ejected particles ejected from the respective cathode planar annular surface;
where an angle of the sawtooth pattern is chosen to result in a deposition equilibrium between re-deposition of the ejected particles and vaporization of re-deposited particles over multiple plasma initiation events;
the plurality of plasma thrusters having a common porous anode electrode positioned opposite each cathode planar annular surface of each plasma thruster of said plurality of plasma thrusters;
an energy source comprising an inductor charged to a plasma current and having an anode conductor coupled to said common porous anode electrode and a cathode conductor coupled to each cathode electrode;
a respective trigger electrode switch coupled between a blocking capacitor and each trigger electrode, said blocking capacitor having an opposite electrode coupled to said anode conductor;
at least one trigger electrode switch enabled to couple said energy source via said blocking capacitor to the respective trigger electrode.

US Pat. No. 10,989,175

POWER GENERATION FOR VALVE ACTUATORS

Flowserve Management Comp...

1. A power source for a valve actuator, the power source comprising:a power generator to be mechanically coupled with a drive train operatively coupled to a valve stem of a valve for moving a valve element to control flow through the valve, the power generator adapted to receive energy directly from the valve actuator where the energy is primarily generated by operation of the valve actuator by the drive train moving the valve element to alter flow in the valve; and
a clutch adapted to operatively couple the drive train to the power generator in a first position in order receive the energy during the operation of the valve actuator and to decouple the power generator from the drive train in a second position, wherein a portion of the power source is configured to automatically decouple the power generator from the drive train during electrical operation of the valve actuator.

US Pat. No. 10,989,174

BEARING ARRANGEMENT AND A WIND TURBINE

1. A bearing arrangement for a wind turbine, comprising:a first portion;
a second portion;
a sound wave sensor which is configured to detect a thickness of the second portion,
wherein one of the first portion and the second portion is movable relative to the other of the first portion and the second portion; and
a lubricating film which is arranged between the first portion and the second portion, and which is configured to lubricate a movement between the first portion and the second portion;
wherein the sound wave sensor is configured to detect the thickness of the second portion through the first portion and the lubricating film.

US Pat. No. 10,989,173

METHOD FOR ASSESSING PERFORMANCE IMPACT OF A POWER UPGRADE

1. A method for assessing performance impact of a power upgrade of one or more wind turbines of a wind farm, the method comprising:dividing at least some of the wind turbines of the wind farm into a group of target wind turbines and a group of reference wind turbines,
operating the wind turbines of the wind farm, while obtaining locally measured wind speeds at each of the wind turbines,
for each of the target wind turbines, generating, using a hardware processor, a transfer function establishing a relationship between the locally measured wind speed at the target wind turbine and the locally measured wind speeds at each of the reference wind turbines,
performing a power upgrade of each of the target wind turbines but not the reference wind turbines,
operating the wind turbines of the wind farm, while obtaining locally measured wind speeds, at least at the reference wind turbines,
obtaining, using the hardware processor, power performance data for each of the reference wind turbines, within one or more wind speed intervals, based on locally measured wind speeds at the reference wind turbines,
obtaining, using the hardware processor, power performance data for each of the target wind turbines, within the one or more wind speed intervals, based on estimated wind speeds obtained by means of locally measured wind speeds at each of the reference wind turbines and the previously generated transfer functions for each of the target wind turbines,
comparing, using the hardware processor, the obtained power performance data for the reference wind turbines and for the target wind turbines, and
assessing, using the hardware processor, a performance impact of the power upgrade, based on the comparison.

US Pat. No. 10,989,166

WIND TURBINE BLADE PROVIDED WITH SURFACE MOUNTED DEVICE

1. A method of attaching a surface mounted add-on to an exterior surface of a wind turbine blade, wherein the wind turbine blade has a longitudinal direction with a tip end and a root end and a transverse direction, wherein the wind turbine blade further comprises a profiled contour including a pressure side and a suction side, as well as a leading edge and a trailing edge with a chord having a chord length extending there between, the profiled contour, when being impacted by an incident airflow, generating a lift, wherein the method comprises the steps of:retrofitting the exterior surface of the wind turbine blade by attaching the surface mounted add-on thereto via an outer attachment part providing an elastic bond between the surface mounted add-on and the exterior surface of the wind turbine blade; and
providing an inner attachment part providing a structural bond between the surface mounted add-on and the exterior surface of the wind turbine blade.

US Pat. No. 10,989,165

SYSTEM AND METHOD FOR OBTAINING A HIGH TORQUE OUTPUT FROM BOUYANT ELEMENTS TRAVELING THROUGH A LIQUID MEDIUM

1. A power-generating wheel system comprising:a drive system including an ascending, hollow riser tube having a top opening and a bottom opening, wherein said riser tube is configured to contain a liquid forming a liquid column within said riser tube;
a rotatable, first wheel positioned adjacent said top opening of said riser tube and having a plurality of receiver cavities configured to sequentially align with the top opening of the riser tube, a pivot point of said first wheel being horizontally offset from a centerline of said riser tube to a first side;
a rotatable, second wheel positioned adjacent said bottom opening of said riser tube and having a plurality of receiver cavities configured to sequentially align with the bottom opening of the riser tube, a pivot point of said second wheel being horizontally offset from said centerline of said riser tube to a second side opposite said first side;
an elongated drive element connecting said first wheel to said second wheel such that a rotation of the first wheel causes a rotation of the second wheel via the elongated drive element;
a plurality of buoyant balls each charged with a buoyant gas external of said drive system and configured to be buoyant in and to float up through the liquid;
a liquid supply system configured to maintain said riser tube full of the liquid such that each of said plurality of buoyant balls rising through the liquid column of the liquid exits said top opening of said riser tube and enters one of said receiver cavities of said first wheel with a buoyant force causing said first wheel to rotate and consequently transmitting rotation to said second wheel through said elongated drive element, thereby translating said buoyant force of each of said plurality of buoyant balls into a mechanical torque;
said liquid supply system comprises a first liquid tank, a pressurized liquid supply tube providing fluid communication from the first liquid tank to the top opening of the riser tube, a second liquid tank configured to receive liquid from the plurality of receiver cavities of the second wheel, a liquid line providing fluid communication from the second tank to the first tank, and a pump configured to pump liquid through the liquid line from the second tank to the first tank, wherein said pump is powered by an energy source external of said drive system, and
wherein the drive system further includes a second elongated drive element connecting the second wheel to an external device to be powered.

US Pat. No. 10,989,162

COMBUSTION ENVIRONMENT DIAGNOSTICS

West Virginia University,...

1. An apparatus for igniting a combustible mixture, comprising:a coaxial cavity resonator assembly configured to create a plasma discharge, wherein the coaxial cavity resonator assembly comprises a first coaxial cavity resonator that is coupled to a second coaxial cavity resonator, wherein the coaxial cavity resonator assembly comprises a conductor structure that extends through a first cavity of the first coaxial cavity resonator and a second cavity of the second coaxial cavity resonator;
a radio frequency (RF) power source coupled to the coaxial cavity resonator assembly, wherein the RF power source is configured to supply a first voltage to the coaxial cavity resonator assembly;
a direct current (DC) power source coupled to the coaxial cavity resonator assembly by way of a radio frequency (RF) resonator assembly, wherein the RF resonator assembly is configured to isolate the direct current power source from RF power generated by the RF power source, wherein the DC power source is configured to supply a second voltage that is combined with the first voltage for the coaxial cavity resonator assembly;
an operational feedback system that comprises a voltage monitor or a current monitor, wherein the operational feedback system determines an amount of DC power used by the coaxial cavity resonator assembly for a cylinder cycle of a combustion environment based at least in part on a measurement of the DC power source provided by the voltage monitor or the current monitor; and
a controller configured to modulate operation of the coaxial cavity resonator assembly for a next cylinder cycle based at least in part on the amount of DC power used by the coaxial cavity resonator assembly for the cylinder cycle of the combustion environment.

US Pat. No. 10,989,157

FUEL-INJECTION METERING DEVICE, FUEL-INJECTION NOZZLE, MOULD FOR PRODUCING A FUEL-INJECTION METERING DEVICE AND METHOD FOR PRODUCING A FUEL-INJECTION METERING DEVICE

1. Mould for producing a fuel-injection metering device, with an electrically chargeable cathode, whereby the cathode exhibits at one end an electrically insulating layer through which an engagement section of the cathode protrudes, characterized in that,the engagement section is surrounded by segment-like insulation sections running in an axial direction, between which active areas of the cathode are uncovered.

US Pat. No. 10,989,156

ENGINE

Yanmar Power Technology C...

1. An engine, comprising:a cylinder head having an attachment hole formed therein;
a retainer attached to the cylinder head;
a pressing member having a pressed surface configured to be pressed by the retainer;
an injector inserted into the attachment hole and having an indentation configured to be pressed by the pressing member;
a cylindrical sleeve is arranged outside the injector and inserted into the attachment hole; and
a seal member arranged between a distal end portion of the injector and the sleeve,
wherein
the indentation is arranged inside the attachment hole,
the pressed surface is arranged outside the attachment hole,
a gap relative to an insertion direction is formed between the sleeve and the pressing member, the insertion direction being a direction in which the injector is inserted into the attachment hole, and
the gap is smaller than a thickness of the seal member relative to the insertion direction.

US Pat. No. 10,989,153

FUEL SYSTEM FOR REDUCING FUEL TARGETING ERRORS AND ENGINE OPERATING METHOD

Caterpillar Inc., Peoria...

1. A method of operating an engine comprising:injecting a first charge of liquid fuel into a cylinder in the engine using a first set of nozzle outlets in a fuel injector, such that spray jets of the first charge of liquid fuel have orientations that are based at least in part on a first spray angle of the first set of nozzle outlets;
autoigniting the first charge of liquid fuel in a first engine cycle;
delivering a charge of gaseous fuel into the cylinder in the second engine cycle;
injecting a second charge of liquid fuel into the cylinder using a second set of nozzle outlets in the fuel injector, such that spray jets of the second charge of liquid fuel have orientations that are based on a second spray angle of the second set of nozzle outlets that is different from the first spray angle;
autoigniting the second charge of liquid fuel in a second engine cycle including pilot igniting the charge of gaseous fuel by way of the autoignition of the second charge of liquid fuel;
transitioning the engine from a first speed, load, and boost combination in the first engine cycle to a second speed, load, and boost combination in the second engine cycle; and
limiting errors in targeting of the second charge of liquid fuel that are caused by the transitioning of the engine at least in part by varying an injection pressure of the liquid fuel from the first engine cycle to the second engine cycle.

US Pat. No. 10,989,152

SYSTEMS AND METHOD FOR EXHAUST GAS RECIRCULATION

TRANSPORTATION IP HOLDING...

1. A method, comprising:directing exhaust gas from an exhaust manifold of an engine to an inlet of an exhaust gas recirculation (EGR) cooler and directing exhaust gas from an outlet of the EGR cooler to an intake manifold of the engine; and
selectively directing a portion of the exhaust gas from the outlet of the EGR cooler to the inlet of EGR cooler.

US Pat. No. 10,989,150

METHOD TO CONTROL THE COMBUSTION OF AN INTERNAL COMBUSTION ENGINE

MARELLI EUROPE S.p.A., C...

1. A method to control the combustion of an internal combustion engine (1) comprising a number of cylinders (3) and a low-pressure EGR circuit (EGRLP); the method comprises the steps of:acquiring the rotation speed (n) and the intake efficiency (?ASP) of the internal combustion engine (1);
determining a first open-loop quantity (REGR-OL) representing the incidence of the low-pressure EGR circuit (EGRLP) on the gas mixture flowing in an intake duct (6) depending on the rotation speed (n) and the intake efficiency (?ASP);
determining a first closed-loop quantity (?REGR-KNOCK) representing the incidence of the low-pressure EGR circuit (EGRLP) on the gas mixture flowing in the intake duct (6) depending on a quantity (Edet, MAPO) indicating a knocking energy;
calculating the objective value (REGR-obj) of said quantity representing the incidence of the low-pressure EGR circuit (EGRLP) on the gas mixture flowing in the intake duct (6) through the sum of the first open-loop quantity (REGR-OL) and the first closed-loop quantity (?REGR-KNOCK);
determining a quantity (REGR) representing the incidence of the low-pressure EGR circuit (EGRLP) on the gas mixture flowing in an intake duct (6) depending on the objective value (REGR-obj) of said quantity;
determining an open-loop combustion index (MFB50) representing the engine angle where, inside the cylinder, 50% of the fuel mass was burnt depending on the rotation speed (n) and the intake efficiency (?ASP);
determining, in a designing phase, a combustion model providing a spark advance value (SAmodel) depending on said quantity (REGR), rotation speed (n), intake efficiency (?ASP) and open-loop combustion index (MFB50);
calculating a first closed-loop spark advance (?SAMFB50), which is suited to optimize the efficiency of the internal combustion engine (1), depending on the open-loop combustion index (MFB50);
calculating a second closed-loop spark advance (?SAKNOCK), which is suited to avoid the occurrence of knocking phenomena, depending on a quantity (Edet, MAPO) indicating the knocking energy; and
calculating the objective value (SAobj) of the spark advance angle to be operated through the sum of the spark advance value (SAmodel) provided by the combustion model, of the first closed-loop spark advance (?SAMFB50) and of the second closed-loop spark advance (?SAKNOCK).

US Pat. No. 10,989,149

INTERNAL COMBUSTION ENGINE AND METHOD FOR CONTROLLING SUCH AN INTERNAL COMBUSTION ENGINE

1. An internal combustion engine (1) comprising a set of combustion chambers, each combustion chamber (2) being provided with:a controllable intake valve (7) configured for opening and closing an intake port (8),
a controllable exhaust valve (9) configured for opening and closing an exhaust port (10),
a piston (5) displaceable back and forth in said combustion chamber (2) between a top dead center (TDC) and a bottom dead center (BDC), and
a fuel injector (14),the internal combustion engine (1) further comprising an intake manifold (12) connected to the intake port (8) of each combustion chamber of said set of combustion chambers, wherein the internal combustion engine (1) is configured to be operated in a low load mode (LL), wherein each combustion chamber (2) is configured to be driven in four-stroke operation comprising a 720 crank angle degrees cycle, wherein the internal combustion engine (1) is configured to perform the following activities:open the intake port (8) during the exhaust stroke, the intake port (8) starting to open in the range 610 to 690 CAD, and close the exhaust port (10) during the exhaust stroke, the exhaust port (10) becomes fully closed in the range 630 to 710 CAD, wherein the exhaust gas is forced into the intake manifold (12) by means of the piston (5), and
mix fuel and exhaust gas in the intake manifold (12).

US Pat. No. 10,989,148

SYSTEM FOR STORING AN AQUEOUS SOLUTION ON-BOARD A VEHICLE

Plastic Omnium Advanced I...

1. A vehicle system storing an aqueous solution; an air intake line upstream of a combustion chamber of an internal combustion engine; an injector configured for injecting aqueous solution in the air intake line or in the combustion chamber;a feed line between a feed outlet and the injector, for feeding said injector with aqueous solution out of a first compartment;
said vehicle system comprising:
the first compartment for storing the aqueous solution;
a second compartment for storing the aqueous solution;
a suction line arranged for receiving aqueous solution from the second compartment;
a jet pump having a suction inlet, a pressure inlet and an outlet; and
a module comprising:
a feed pump unit connected for pumping aqueous solution from the first compartment to the feed outlet; said feed pump unit being further connected for pumping aqueous solution along a flow path from the first compartment through the feed pump unit, through the pressure inlet of the jet pump to the outlet of the jet pump; and
a first heater, arranged in a wall delimiting said first compartment, configured and arranged for heating said flow path;
said suction inlet being connected to said suction line; said outlet of said jet pump being arranged for returning aqueous solution from the suction inlet and from the pressure inlet to the first compartment;
wherein the second compartment is a tank, and wherein the first compartment is integrated in the module such that the first compartment is located in the second compartment.

US Pat. No. 10,989,146

OIL INJECTION METHODS FOR COMBUSTION ENHANCEMENT IN NATURAL GAS RECIPROCATING ENGINES

Caterpillar Inc., Peoria...

1. A gaseous fuel internal combustion engine assembly comprising: an engine block comprising one or more piston cylinders; a piston moveable in reciprocal motion within each of the one or more piston cylinders; a cylinder head mounted on the engine block; the engine block, the cylinder head and each of the pistons defining a combustion chamber; an intake conduit mounted to the cylinder head; one or more intake ports defined by the cylinder head, each of the one or more intake ports in fluid communication with the intake conduit and with a corresponding the combustion chamber at an outlet end; one or more intake valves mounted in reciprocally movable fashion to the cylinder head for selectively placing each of the one or more intake ports in fluid communication with the corresponding combustion chamber; a valve seat insert secured to the cylinder head near the outlet end of each intake port, the valve seat insert having a valve seat surface for contacting one of the one or more intake valves when the intake valve is in a closed position; an air source fluidly connected to the intake conduit; a gaseous fuel source coupled with the engine block to deliver a gaseous fuel into the combustion chamber, wherein air from the air source and gaseous fuel from the gaseous fuel source are mixed upstream from the one or more intake ports to form an air/fuel mixture that flows into the one or more intake ports; and an oil system comprising an oil sump, an oil pump drawing lubricating oil from the oil sump, and an oil supply conduit; wherein the valve seat insert defines one or more oil passages, each oil passage in fluid communication with both the oil supply conduit and an intake valve port; and wherein lubricating oil may be introduced into the combustion chamber by pumping lubricating oil through each of the one or more oil passages and into the corresponding intake port to mix with the air/fuel mixture to form an oil/air/fuel mixture.

US Pat. No. 10,989,143

GAS TURBINE ENGINE BIFURCATION LOCATED FAN VARIABLE AREA NOZZLE

RAYTHEON TECHNOLOGIES COR...

18. A gas turbine engine comprising:a core engine defined about an axis, said core engine including a core nacelle;
a fan driven by said core engine;
a fan nacelle radially outward of said core nacelle to define a variable fan nozzle exit area for bypass flow;
at least one bifurcation extending between said fan nacelle and said core nacelle in a radial direction and extending between a leading edge and a trailing edge in an axial direction with respect to said axis, wherein said at least one bifurcation includes a fore end face at said leading edge that directly faces said fan and an aft end face at said trailing edge that faces opposite said fore end face;
a pylon variable area flow system which operates to effect said bypass flow, wherein said pylon variable area flow system has a flow passage defined within said at least one bifurcation between a pylon intake open to said leading edge at said fore end face and a pylon exhaust open to said trailing edge at said aft end face, and wherein at least one of said pylon intake and said pylon exhaust are selectively variable; and
a controller coupled to a plurality of actuators that operate said pylon intake and said pylon exhaust in response to said controller to cause said pylon variable area flow system to selectively vary said variable fan nozzle exit area.

US Pat. No. 10,989,141

SECURE CONTROL SYSTEM FOR MULTISTAGE THERMO ACOUSTIC MICRO-CHP GENERATOR

Nirvana Energy Systems, I...

5. A thermoacoustic Stirling engine feedback controller, comprising:a) a thermoacoustic Stirling engine, wherein said thermoacoustic Stirling engine comprises at least one piston, wherein said thermoacoustic Stirling engine is selected from the group consisting of an Alpha-Stirling engine, and a Gamma-Stirling engine;
b) a power sensor configured to sense a power of said thermoacoustic Stirling engine, wherein said power sensor outputs an output power signal;
c) a computer, wherein said computer is selected from the group consisting of a central processing unit (CPU), and a field programmable gate array (FPGA), wherein said computer comprises a control algorithm; and
d) an electronic feedback loop, wherein said electronic feedback loop receives said output power signal and an output signal from said computer, wherein an output signal from said electronic feedback loop is configured to control a position of said at least one piston so that a center of oscillation of said at least one piston is shifted to a mechanical center point of motion of said at least one piston.

US Pat. No. 10,989,139

CRANKCASE FOR A RECIPROCATING PISTON ENGINE, IN PARTICULAR OF A MOTOR VEHICLE

Daimler AG, Stuttgart (D...

1. A method of producing a crankcase for a reciprocating piston engine, wherein the crankcase comprises:a first wall region that has a greater wall thickness than a second wall region that adjoins the first wall region;
and comprising the steps of:
producing an entirety of the crankcase from an aluminum alloy and by laminar die casting, wherein in the laminar die casting:
a flow velocity of fluid aluminum alloy is less than 1.5 meters per second;
a solid gate is used; and
the fluid aluminum alloy is backfed via the solid gate into cavities of the crankcase which appear upon solidification of the crankcase; and
heat treating the crankcase.

US Pat. No. 10,989,137

THERMALLY ENHANCED EXHAUST PORT LINER

CARTRIDGE LIMITED, New Y...

1. An exhaust port liner for a cylinder head of an internal combustion engine, the exhaust port liner comprising:a monolithic structure comprising:
an inlet;
an outlet disposed at an angle relative to the inlet; and
a sidewall comprising a metal disposed between the inlet and the outlet defining an exhaust gas flow passage through the monolithic structure, the sidewall comprising an inner wall and an outer wall defining a cavity therebetween.

US Pat. No. 10,989,136

PARENT BORE CYLINDER BLOCK OF AN OPPOSED-PISTON ENGINE

Achates Power, Inc., San...

1. A parent bore cylinder block of an opposed-piston internal combustion engine, comprising:a cylinder in the parent bore cylinder block including a cylinder bore with a bore surface and a longitudinal axis;
a combustion zone in an intermediate portion of the cylinder along the longitudinal axis of the cylinder bore; and
a cooling jacket wall of the parent bore cylinder block surrounding the combustion zone on an outside portion of the cylinder, the cooling jacket wall enclosing cooling features;
wherein the parent bore cylinder block is cast from a single type of metal or metal alloy.

US Pat. No. 10,989,135

CONTROL DEVICE FOR COMPRESSION IGNITION ENGINE

Mazda Motor Corporation, ...

1. A control device for a compression ignition engine causing fuel injected into a combustion chamber from an injector to combust by compression ignition, comprising:a temperature sensor configured to acquire a wall surface temperature that is a temperature of a wall surface of the combustion chamber; and
a processor configured to execute a fuel injection controlling module to control an injection amount and an injection timing of the fuel by the injector,
wherein the fuel injection controlling module causes the injector to perform a pre-injection in which fuel is injected at an advancing side of a compression top dead center, and a main injection in which fuel is injected during combustion of the fuel injected by the pre-injection,
wherein the fuel injection controlling module sets fuel injection timings of the pre-injection and the main injection so that an interval between a first peak of a heat release rate resulting from the combustion of the fuel injected by the pre-injection and a second peak of the heat release rate resulting from the combustion of the fuel injected by the main injection becomes an interval to make pressure waves caused by the combustions of the fuel of the pre-injection and the main injection cancel each other out, and
wherein when an increase of the wall surface temperature is detected by the temperature sensor, the fuel injection controlling module controls the injector to reduce the injection amount of the pre-injection and retard the injection timing of the pre-injection compared with a case where the increase of the wall surface temperature is not detected.

US Pat. No. 10,989,132

METHOD AND SYSTEM FOR FUEL INJECTOR BALANCING

Ford Global Technologies,...

1. A method for an engine, comprising:learning a fuel injection error of each injection pulse following a first injection pulse of a group of fuel injections from a direct injector on a cylinder event, the learning based on a total fuel rail pressure drop over the group of fuel injections, and further based on a defined inter-injection spacing from an end of injection of a first injection pulse to a start of injection of a second injection pulse; and
adjusting operation of the direct injector based on the learned fuel injection error when commanding a subsequent group of fuel injections on another cylinder event.

US Pat. No. 10,989,131

METHOD AND DEVICE FOR DETERMINING ENERGIZATION DATA FOR AN ACTUATOR OF AN INJECTION VALVE OF A MOTOR VEHICLE

VITESCO TECHNOLOGIES GMBH...

1. A method for operating an actuator of an injection valve of a motor vehicle, the method comprising:receiving input data at a control unit, the input data including at least one datum selected from the group consisting of: a rail pressure, a position of an accelerator pedal, a temperature of a fuel upstream of a high-pressure pump, and a temperature of the actuator; and
determining resulting energization data based on the received input data with the control unit;
wherein determining the resulting energization data includes using a polynomial regression model to determine an energization period, a setpoint current strength, and an absolute current strength;
wherein the polynomial regression accounts for at least one parameters selected from the group consisting of: a desired actuator voltage, a desired actuator charge, a desired opening behavior of the injection valve, a desired oscillation behavior of the injection valve, an internal resistance of the actuator, and a maximum time window available for energization of the actuator; and
adjusting a current input to the actuator based on the energization data and a desired charging time.

US Pat. No. 10,989,129

SYSTEMS AND METHODS FOR ADJUSTING FUELING IN A CYLINDER WITH A PRE-CHAMBER

Ford Global Technologies,...

1. A method, comprising:determining an amount of gases purged from a pre-chamber to a cylinder based on a pressure difference between the pre-chamber and the cylinder during purging; and
adjusting fueling to the cylinder based on the amount of gases purged from the pre-chamber to the cylinder.

US Pat. No. 10,989,128

INTAKE AIR FLOW RATE MEASURING DEVICE

DENSO CORPORATION, Kariy...

1. An intake air flow rate measuring device that is inserted into an attachment hole of an intake air duct introducing an intake air into an engine, the intake air flow rate measuring device measuring a flow rate of the intake air flowing through the intake air duct, the intake air flow rate measuring device comprising:a flange that is disposed outside of the intake air duct to cover the attachment hole;
a casing that extends in both the attachment hole and the intake air duct;
a flow rate sensor that is disposed in the casing to measure a flow rate of the intake air flowing through the intake air duct;
a humidity sensing element that is disposed in the casing to measure a humidity of the intake air flowing through the intake air duct;
a circuit that is electrically connected to the flow rate sensor and the humidity sensing element;
an element terminal that is positioned only inside the intake air duct and is electrically connected to the humidity sensing element; and
a humidity terminal that passes through the flange, wherein
the humidity terminal is positioned spaced away from the element terminal,
an electric connector is disposed between the humidity terminal and the element terminal to electrically connect the humidity terminal to the element terminal,
heat is less likely to transfer through the electric connector as compared to the humidity terminal and the element terminal,
a portion of the casing between the element terminal and the humidity terminal is defined as a suppressing portion, and a cross-section of the suppressing portion is defined as a suppressing portion cross-section, and
an end portion of the casing close to the flange is defined as a base portion, and a cross-section of the base portion is defined as a base portion cross-section, wherein
the suppressing portion cross-section is set to be smaller than the base portion cross-section, wherein
the casing includes a main body housing both the flow rate sensor and the humidity sensing element,
the suppressing portion is a portion of the main body of the casing, and
the circuit is positioned between the flow rate sensor and the humidity sensing element.

US Pat. No. 10,989,127

CONTROL METHOD FOR THE OPTIMISATION OF THE MANAGEMENT OF INJECTION MEANS OF AN INTERNAL COMBUSTION ENGINE

Continental Automotive Fr...

1. A control method dedicated to the management of an injector of an internal combustion engine, the internal combustion engine being coupled to means for a post-treatment of the exhaust gases, the method comprising:combining additional injection for gas-treatment and an additional injection for calibrating the injector into a combined additional injection, the combining being performed when the additional injection for gas-treatment or the additional injection for calibrating the injector is demanded by a controller and parameters of the additional injection for gas-treatment and parameters of the additional injection for calibrating the injector are compatible; and
performing the combined additional injection in order to perform the gas-treatment and calibrate the injector.

US Pat. No. 10,989,124

ACTUATOR

DENSO CORPORATION, Kariy...

1. An actuator configured to drive a boost pressure control valve of a supercharger, the actuator comprising:an electric motor;
an output shaft; and
a speed reducer that is configured to transmit rotation, which is outputted from the electric motor, to the output shaft after reducing a speed of the rotation outputted from the electric motor, wherein:
the speed reducer has a plurality of gears that include an output gear joined to the output shaft;
the plurality of gears further includes a metal gear and a resin gear of a compound gear, which are respectively formed as a large diameter gear and a small diameter gear and are integrated together in one piece; and
the output gear is a resin gear.

US Pat. No. 10,989,123

CONTROLLER AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE

TOYOTA JIDOSHA KABUSHIKI ...

1. A controller for an internal combustion engine, wherein the engine includes a fuel injection valve that injects and delivers fuel into a combustion chamber, and a valve closing timing of an intake valve of the engine can be retarded with respect to a bottom dead center,the controller being configured to perform:
a blowback air amount calculating process of calculating a blowback air amount, wherein the blowback air amount is an amount of air that is part of the air that has flowed into the combustion chamber and is blown back into an intake passage before the intake valve closes;
an obtaining process of obtaining a stoichiometric air-fuel ratio information of fuel injected from the fuel injection valve based on information detected by a sensor located at the fuel injection valve or at a fuel passage delivering fuel to the fuel injection valve; and
an operating process of operating the fuel injection valve to control an air-fuel ratio of air-fuel mixture to be burned in the combustion chamber to a target value, wherein
the operating process includes a process that, if the blowback air amount increases,
causes the fuel injection valve to inject fuel by an amount increased with respect to a fuel amount for a case in which the blowback air amount remains constant, wherein the fuel is injected from a fuel tank via the fuel injection valve, and the amount increased for the fuel injected is determined based on an increase amount of the blowback air compared to a previous cycle and the obtained stoichiometric air-fuel ratio of the fuel injected from the fuel injection valve, and
sets an increase amount of the fuel injected from the fuel injection valve greater when the obtained stoichiometric air-fuel ratio of the fuel injected from the fuel injection valve is small than when the obtained stoichiometric air-fuel ratio of the fuel injected from the fuel injection valve is great.

US Pat. No. 10,989,121

FUEL SYSTEM FOR DIESEL ENGINES USING CARBONACEOUS AQUEOUS SLURRY AND EMULSION FUELS

COMMONWEALTH SCIENTIFIC A...

1. A method for controlling fuel circulation in a diesel type engine using carbonaceous aqueous slurry fuels, carbonaceous emulsion fuels or mixtures thereof, the diesel type engine including a fuel circulation system and a fuel injection system which is fluidly connected to the fuel circulation system, the fuel circulation system comprising:at least one fuel feed pump comprising a positive displacement pump located in the fuel circulation system before the fuel injection system, the fuel feed pump configured to supply a controlled amount of carbonaceous aqueous slurry fuel to the fuel injection system; and
at least one volumetric flow controller comprising at least one of a second positive displacement pump configured to operate in reverse as a positive displacement pressure let-down device, or a volumetric flow valve operated as a positive displacement pressure let-down device, the volumetric flow controller located in the fuel circulation system after the fuel injection system, the volumetric flow controller providing a controlled regulation of return flow/fuel system pressure from the fuel injection system from zero to maximum flow/pressure,
the method including the step of:
adjusting the relative speed of the fuel feed pump and the volumetric flow controller to control at least one of:
fuel supply pressure; or
fuel flow rate,
wherein the fuel circulation system includes a preheater fluidly connected between the fuel feed pump and fuel injection system,
and wherein the relative speed of the fuel feed pump and the volumetric flow controller is adjusted to achieve a desired fuel temperature by increasing the heat transfer coefficient on the fuel side of the preheater.

US Pat. No. 10,989,120

VEHICLE-MOUNTED CONTROL DEVICE

Hitachi Automotive System...

1. A vehicle-mounted control device that controls a charging efficiency of an engine that automatically stops when a predetermined automatic stop condition is fulfilled, whereinthe vehicle-mounted control device is configured to decrease a charging efficiency for a requested engine output amount at the time of restarting the engine on the basis of an engine output request generated during a predetermined time period from fulfillment of the automatic stop condition until complete stop of the engine,
the vehicle-mounted control device is mounted to a vehicle provided with a starter motor that cranks the engine to start the engine,
the vehicle-mounted control device is configured to control the charging efficiency of the engine for the requested engine output amount at the time of restarting the engine to be lower than the charging efficiency for the requested engine output amount,
wherein when the automatic stop condition has been fulfilled, the engine is automatically stopped with a power transmission path between the engine and wheels disconnected, and
wherein a charging efficiency of the engine at the time when the restart condition has been fulfilled is controlled by at least one of an opening degree of a throttle valve, an opening and closing timing of the throttle valve, an opening degree of an intake valve, and an opening and closing timing of the suction valve, and
wherein a charging efficiency of the engine at the time when the restart condition has been fulfilled is controlled according to an engine rotational frequency at the time when the restart condition has been fulfilled.

US Pat. No. 10,989,119

PLANET-CARRIER FOR A MECHANICAL REDUCTION GEAR OF AN AIRCRAFT TURBINE ENGINE

SAFRAN TRANSMISSION SYSTE...

1. A planet-carrier for a mechanical reduction gear of a turbine engine, the planet-carrier having a rotation axis and comprising axes for guiding the planet gears that are arranged around and parallel with the rotation axis, each said guiding axis having a general tubular shape of which the outer periphery comprises only two coaxial and adjacent cylindrical tracks of the respective rollers of two annular rows of rollers, wherein each said axis has an inner periphery that is substantially bi-conical and comprises two coaxial and adjacent frustoconical surfaces, these inner frustoconical surfaces converging towards one another and extending respectively radially inside said tracks.

US Pat. No. 10,989,113

SYSTEM AND METHOD FOR POWER PRODUCTION USING PARTIAL OXIDATION

8 Rivers Capital, LLC, D...

1. A process for the production of power using a combination of a partial oxidation (POX) system and a power production system (PPS), the process comprising:combining a solid or liquid fuel and oxygen in a POX reactor under conditions sufficient to partially oxidize the fuel and form a POX stream comprising a fuel gas at a first temperature;
removing from the POX stream comprising the fuel gas at least a portion of any solid components or gaseous components that do not form part of the fuel gas in a scrubber unit;
processing at least a portion of the POX stream comprising the fuel gas from the scrubber unit in a carbonyl sulfide (COS) hydrolysis reactor adapted to convert COS to H2S;
cooling the POX stream comprising the fuel gas from the COS hydrolysis reactor in a POX heat exchanger to a second, lower temperature to form a cooled POX stream comprising the fuel gas;
purifying the cooled POX stream comprising the fuel gas from the POX heat exchanger by removing liquid water and acid gases therefrom and thus forming a stream of the fuel gas;
compressing the stream of the fuel gas to a pressure of about 12 MPa or greater to form a compressed stream of the fuel gas;
combusting the compressed stream of the fuel gas in a PPS combustor to form a combustion product stream at a pressure of at least about 10 MPa and a temperature of at least about 800° C.;
expanding the combustion product stream across a PPS turbine to generate power and form an expanded PPS combustion product stream;
passing the expanded PPS combustion product stream through a PPS recuperator heat exchanger and thereby withdrawing heat from the PPS combustion product stream and forming a cooled PPS combustion product stream;
removing at least a portion of one or more impurities from the cooled PPS combustion product stream to form a recycle CO2 stream; and
pressurizing the recycle CO2 stream in a PPS compressor to form a compressed recycle CO2 stream.

US Pat. No. 10,989,112

GAS TURBINE ENGINE

ROLLS-ROYCE PLC, London ...

1. A gas turbine engine for an aircraft comprising:an engine core comprising:
a first turbine, a first compressor, and a first core shaft connecting the first turbine to the first compressor;
a second turbine, a second compressor, and a second core shaft connecting the second turbine to the second compressor, the second turbine, second compressor, and second core shaft being arranged to rotate at a higher rotational speed than the first core shaft; the gas turbine engine further comprising:
a fan comprising a plurality of fan blades; and
a gearbox that receives an input from the first core shaft and outputs drive to the fan so as to drive the fan at a lower rotational speed than the first core shaft, wherein:
the total mass of the turbine, which includes the first turbine and the second turbine, is in a range of from 7% to 17% of the total dry mass of the gas turbine engine.

US Pat. No. 10,989,111

TURBINE MINIDISK BUMPER FOR GAS TURBINE ENGINE

RAYTHEON TECHNOLOGIES COR...

1. An assembly for a gas turbine engine comprising:a minidisk including an axial extension extending from a disc, the axial extension including an inner diameter surface and a recess arranged radially opposite the inner diameter surface, the recess providing a radially outwardly extending flange at an axially terminal end of the axial extension, and a bumper extending radially inward from and proud of the inner diameter surface, wherein the recess is axially elongated compared to a radial depth of the recess with respect to the flange, wherein the recess axially overlaps the bumper;
a turbine rotor having a hub, the minidisk mounted on the hub, and the hub operatively supported relative to an engine static structure by a bearing;
a seal assembly arranged between the minidisk and the bearing to create a bearing compartment, wherein the seal assembly comprises a seal support and a carbon seal axially slidable relative to the seal support, the flange extends axially beyond the seal support, and wherein the flange provides forward and aft tool engagement faces configured to be accessible by a tool with at least a portion of the seal assembly mounted on the engine static structure.

US Pat. No. 10,989,108

METHODS AND SYSTEMS FOR A VARIABLE COMPRESSION ENGINE

Ford Global Technologies,...

1. A system comprising:a crankshaft; and
a crankshaft eccentric ring comprising a first protrusion and a second protrusion, the first protrusion and the second protrusion arranged on opposite sides of the crankshaft eccentric ring and rotated by hydraulic fluid in one or more of a first chamber and a second chamber, wherein the first chamber is formed within a first counterweight and is sized to receive the first protrusion, and the second chamber is formed within a second counterweight and is sized to receive the second protrusion.

US Pat. No. 10,989,107

INTERNAL COMBUSTION ENGINE

YANMAR POWER TECHNOLOGY C...

1. An internal combustion engine including a fuel reformation cylinder for reforming a fuel and an output cylinder for yielding an engine power by combusting a fuel or a reformed fuel, wherein:at least a part of a surface constituting a volume-variable reaction chamber of the fuel reformation cylinder includes a ring shaped protrusion protruding radially inward from an inner surface of the fuel reformation cylinder, the ring shaped protrusion made of a highly heat-insulative material;
an inner circumferential surface of the fuel reformation cylinder includes a first portion and a second portion, the first portion defining a first cylinder diameter and the second portion defining a second cylinder diameter, and the second cylinder diameter is less than the first cylinder diameter;
the ring shaped protrusion is disposed at the first portion, and a diameter defined by the ring shaped protrusion is less than the second cylinder diameter; and
a first surface of a piston defines a first diameter and a second surface of the piston defines a second diameter, the first diameter is less than each of the second diameter and the diameter defined by the ring shaped protrusion, and the second diameter is greater than the diameter defined by the ring shaped protrusion.

US Pat. No. 10,989,098

THERMALLY INSULATED EXHAUST SYSTEM COMPONENTS

3M INNOVATIVE PROPERTIES ...

1. A component of an electrical system, where (a) a portion or all of the component exhibits or produces an external elevated temperature and the system needs to be thermally insulated to prevent or reduce the loss or transfer of heat from the component into the surrounding environment, (b) a portion or all of the component or something within the component is susceptible to being damaged by exposure to elevated temperatures, or (c) both (a) and (b), said component comprising an electrical system component structure; and a thermal insulating structure for thermally insulating at least a portion of said electrical system component structure, with said thermal insulating structure comprising:a mixture comprising an inorganic binder, inorganic filler particles, and water; and
a woven fabric comprising inorganic fibers in the form of a sheet- or mat-like structure, said woven fabric being impregnated with said mixture so as to form a pliable binder structure,
wherein said pliable binder structure is positioned on at least a portion of said electrical system component structure such that said pliable binder structure forms an exposed surface of said electrical system component structure.

US Pat. No. 10,989,095

CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

TOYOTA JIDOSHA KABUSHIKI ...

1. A control device for an internal combustion engine,the internal combustion engine comprising:
an engine body; and
an exhaust after-treatment system installed in an exhaust passage of the engine body, wherein
the control device comprises:
a first exhaust temperature calculation part configured to calculate a temperature of exhaust flowing into the exhaust after-treatment system as a first exhaust temperature;
a second exhaust temperature calculation part configured to calculate a temperature of exhaust flowing out from the exhaust after-treatment system as a second exhaust temperature;
a rate of change over time calculation part configured to calculate a rate of change over time of the first exhaust temperature and a rate of change over time of the second exhaust temperature; and
a judgment part configured to judge if the exhaust after-treatment system is in a removed state removed from the exhaust passage based on a difference between the rate of change over time of the first exhaust temperature and the rate of change over time of the second exhaust temperature; and
an engine stopping time calculation part configured to calculate an engine stopping time from when the internal combustion engine is stopped to when it is restarted, wherein
the judgment part is further configured so as to judge if a state is the removed state based on the difference of the rate of change over time of the first exhaust temperature and the rate of change over time of the second exhaust temperature when a predetermined condition stands, and
the predetermined condition is that the engine stopping time before the internal combustion engine is restarted is a predetermined time or more and an exhaust flow rate after the internal combustion engine is restarted is a predetermined flow rate or more.

US Pat. No. 10,989,094

METHOD AND SYSTEM FOR DETERMINING A QUANTITY OF LIQUID IN A TANK

Plastic Omnium Advanced I...

1. A method for determining a quantity of a liquid in a tank, the tank comprising: a first ultrasound subsystem configured to measure a level of liquid present above a predetermined threshold level within the tank; and at least one second ultrasound subsystem, said second ultrasound subsystem being associated with a sensing area within the tank and being configured to measure a parameter characteristic of the liquid, said sensing area being located below the predetermined threshold level, the method comprising: checking the validity of a measurement performed by said first ultrasound subsystem; detecting that the measurement of said first ultrasound system is not valid: (a) checking the validity of a measurement performed by said second ultrasound subsystem; and (b) determining a quantity of liquid, which quantity being based on a result of the validity check at step (a).

US Pat. No. 10,989,073

POWER GEARBOX WITH EMBEDDED OIL RESERVOIR FOR USE IN A GAS TURBINE ENGINE

Rolls-Royce Corporation, ...

1. A gas turbine engine comprisingan engine core configured to provide power for the gas turbine engine, the engine core including a fan, a compressor, a combustor, and a turbine arranged along a central reference axis, and the turbine including a first turbine stage coupled with the compressor and configured to drive the compressor and a second turbine stage coupled with the fan and configured to drive the fan during use of the gas turbine engine,
a planetary gearbox coupled with the second turbine stage and the fan to transmit power from the second turbine stage to the fan during use of the gas turbine engine and the planetary gearbox including a plurality of gears configured to rotate about the central reference axis during use of the gas turbine engine, and
a lubrication system adapted to provide lubrication to the planetary gearbox, the lubrication system including an annular tank and a plurality of injectors in fluid communication with the annular tank and arranged to conduct lubrication to the planetary gearbox,
wherein the annular tank is coupled with at least one of the plurality of gears for rotation with the at least one of the plurality of gears about the central reference axis during use of the gas turbine engine to cause lubrication in the annular tank to overcome a force of gravity and form a ring of lubrication that supplies the plurality of injectors so that a flow of lubrication to the planetary gearbox through the plurality of injectors is maintained during a zero g-force event to prevent degradation of the planetary gearbox caused by a deficiency of lubrication during the zero g-force event,
wherein the annular tank includes a radial inner wall arranged circumferentially around the central reference axis and a radial outer wall arranged circumferentially around the radial inner wall and the radial inner wall is formed to define a plurality of feed holes to allow lubrication to flow radially outward through the radial inner wall into the annular tank and toward the radial outer wall.

US Pat. No. 10,989,060

CERAMIC MATRIX COMPOSITE SEAL SEGMENT FOR A GAS TURBINE ENGINE

Rolls-Royce North America...

1. A segmented turbine shroud for radially encasing a turbine in a gas turbine engine, the shroud comprising:a carrier having an axial flange and a central flange that extends radially inward from the axial flange, the central flange shaped to define a carrier bore that extends axially therethrough,
a ceramic matrix composite (CMC) seal segment comprising an arcuate flange having a surface facing the turbine and a first segmented pin bore flange having a first forward segment portion and a first aft segment portion located axially aft of the first forward segment portion with a first groove defined therebetween, the first forward segment portion and the first aft segment portion arranged to locate the central flange of the carrier axially therebetween, and
an elongated pin that extends through the forward segment portion of the segmented pin bore flange, the central flange of the carrier, and the aft segment portion of the segmented pin bore flange to couple the ceramic matrix composite seal segment to the carrier.

US Pat. No. 10,989,041

LOGGING WITH SELECTIVE SOLIDIFICATION OF ANNULAR MATERIAL

CONOCOPHILLIPS COMPANY, ...

17. A method of assessing cement quality surrounding casing of a well, comprising:injecting a magnetorheological fluid in a liquefied state into an annulus between production tubing and the casing;
applying a magnetic field with an electromagnet to activate the magnetorheological fluid in the annulus to a solidified state;
logging the cement quality by transmitting from a logging tool through the magnetorheological fluid in the solidified to the cement;
recovering the magnetorheological fluid from the well upon deactivation of the electromagnet to return the magnetorheological fluid to the liquefied.

US Pat. No. 10,989,011

WELL INTERVENTION METHOD USING A CHEMICAL BARRIER

Baker Hughes, a GE Compan...

15. A method of treating an oil or gas well which comprises:(a) introducing into an annulus within the well a fluid comprising an unhydrated borated galactomannan gum and a crosslinking agent;
(b) reacting the borated galactomannan gum and the crosslinking agent; and
(c) forming a gelled temporary seal in the annulus wherein the annulus is void of a mechanical packer.

US Pat. No. 10,989,006

CREATION OF A WINDOW OPENING/EXIT UTILIZING A SINGLE TRIP PROCESS

Halliburton Energy Servic...

13. A method for creating a window in a casing string, comprising:disposing a bottom hole assembly into a wellbore through the casing string, the bottom hole assembly comprising:
a milling assembly;
a whipstock coupled to the milling assembly, wherein the whipstock comprises an inclined ramp operable to divert the milling assembly toward a casing string;
a downhole subassembly comprising a body portion and one or more components on the body portion operable to weaken and/or remove material from the casing string; and
a coupling component disposed downhole from the milling assembly, the whipstock, and the downhole subassembly;
removably securing the bottom hole assembly to a first profile device to align the downhole subassembly with a section of the casing string;
actuating the downhole subassembly to weaken the section of the casing string to provide a weakened section of the casing string;
unlocking the bottom hole assembly from the first profile device;
moving the bottom hole assembly from the first profile device to a second profile device to align the milling assembly with the weakened section of the casing string, without removing the bottom hole assembly from the wellbore;
securing the bottom hole assembly to the second profile device; and
milling through the weakened section of the casing string with the milling assembly.

US Pat. No. 10,989,000

METHOD AND APPARATUS FOR PREVENTING PREMATURE SET OF LINER TOP PACKER

BAKER HUGHES OILFIELD OPE...

7. A method of deploying a tubular into a wellbore comprising:positioning a dog in a dog opening extending completely through a first tubular having a first end, a second end;
supporting the dog on a dog support projecting into the opening;
guiding the first tubular into a second tubular including a setting member;
engaging the dog with a dog engagement zone formed on an inner surface of the second tubular;
installing a running tool into the first tubular, the running tool engaging the dog to radially outwardly bias the dog into the dog engagement zone axially locking the first tubular with the second tubular; and
radially expanding a packer system extending about the second tubular and supported on the second end of the first tubular with the setting member.

US Pat. No. 10,988,967

DOOR KITS AND RELATED METHODS

Masonite Corporation, Ta...

1. A method of packaging a door unit in kit form, comprising the steps of:providing a partially preassembled split doorjamb assembly comprising first and second side bases substantially parallel to one another and a header base substantially perpendicular to and interconnecting the first and second side bases, the partially preassembled split doorjamb assembly further comprising first and second extensions and a header extension that are unassembled with respect to and connectable lengthwise to the first and second side bases and the header base, respectively;
arranging a door within a space defined by the first and second side bases and the header base of the partially preassembled split doorjamb assembly so that the door, the first and second side bases, and the header base collectively establish a cavity; and
stowing the first and second side extensions and a header extension in the cavity.

US Pat. No. 10,988,950

HOUSING FOR PORTABLE TOILET

ADCO UMWELTDIENSTE HOLDIN...

1. A housing for a portable sanitary fixture and comprising:a generally square floor part,
a generally square roof part above the floor part,
four side walls extending vertically between the floor part and the roof part,
four corner support posts at least substantially of plastic, flanking the side walls, extending vertically between corners of the roof part and floor part, and of which two are hollow and one of the hollow support posts is hollow over at least 70% of its length,
an electrically operated functional device or at least one part of at least one electrically operated functional unit held in an interior of the one hollow support post, and
a battery connected to the device or functional-unit part and in the one hollow support post below the device or functional-unit part.

US Pat. No. 10,988,945

MASONRY FORM SYSTEM AND METHOD OF USING SAME

REFORM MASONRY PRODUCTS, ...

1. A method of using a masonry form system, the method comprising:a. providing a masonry form system, comprising:
i. a plurality of masonry form members, wherein the plurality of masonry form members comprise:
opposing side walls;
one or more longitudinally extending ribs formed between the opposing side walls, the one or more ribs forming a gap between the opposing side walls;
a connector mechanism formed on each of a first end and a second end of each of the plurality of masonry form members, wherein the connector mechanism comprises one of a connector tab extending outward from its associated first and/or second end and extending along a length thereof or a connector slot formed as a channel extending along a length of its associated first and/or second end; and
one or more ribs formed on an outer surface of one or both of the opposing side walls and extending between the first end and the second end, the one or more ribs being disposed in-between and substantially parallel with an upper and bottom most edge of the plurality of masonry form members; and
wherein, the plurality of masonry form members are configured to be connected together via the connector mechanisms, wherein the connector tab of one of the plurality of masonry form members is configured to be received by a corresponding connector slot of an adjacent one of the plurality of masonry form members thereby locking the two masonry form members together;
b. selecting a determined number of the plurality of masonry form members based on a pre-determined plan to form a desired masonry form;
c. positioning the selected plurality of masonry form members based on the pre-determined plan to form the desired masonry form; and
d. connecting the selected and positioned plurality of masonry form members together.

US Pat. No. 10,988,943

DECK DRAINAGE SYSTEMS

1. A deck drainage system comprising:a bracket comprising:
a leg, an elongate receiver connected to an end portion of the leg, and a tab extending from at least one of the elongate receiver and the leg, wherein the elongate receiver defines a cross-sectional profile comprising a first inner surface and a second inner surface separated from the first inner surface, and wherein the elongate receiver defines an open mouth defined by a chord and a line disposed substantially orthogonal to the chord, and wherein the leg is disposed on a first side of the line and the tab is disposed on a second side of the line;
a locking bead comprising an elongate member defining a slit in an outer surface of the elongate member, wherein the elongate member is configured to be received in the elongate receiver via the mouth, and contact the first inner surface and the second inner surface, and wherein the elongate member and the elongate receiver together define an excess void where the elongate member does not contact the elongate receiver; and
a sheet having at least one edge configured to be disposed in the slit.

US Pat. No. 10,988,939

FLOOR PANEL AND METHOD FOR MANUFACTURING A FLOOR PANEL

IVC BV, Avelgem (BE)

1. A floor panel with a substrate, comprising:thermoplastic material,
a decor provided thereon, and,
on at least one pair of opposite edges, coupling parts realized at least partially from the substrate, said coupling parts allowing to effect a mechanical locking between two of such floor panels,
wherein the substrate comprises a rigid substrate layer of thermoplastic material, and a first glass fiber layer and a second glass fiber layer are present in the floor panel,
wherein the first glass fiber layer and the second glass fiber layer are situated at a vertical distance of at least ? times a thickness of the floor panel from each other,
wherein the first and second glass fiber layer enclose a single substrate layer,
wherein the substrate, between the decor and the rigid substrate layer, comprises a flexible substrate layer of thermoplastic material which is more flexible or more compressible than the rigid substrate layer,
wherein said coupling parts comprise a tongue and a groove, the groove being bordered by an upper lip and a lower lip, wherein the lower lip has a portion that protrudes beyond said upper lip, said coupling parts further comprising locking elements in the form of a protrusion on a lower side of the tongue and an upward-directed locking element in the portion of the lower lip that protrudes beyond the upper lip, which, by means of cooperating locking surfaces counteract a moving apart of the tongue and the groove in the horizontal direction, wherein said cooperating locking surfaces are essentially formed in said rigid substrate layer.

US Pat. No. 10,988,937

NON-SLIP RAMP HARDWARE

1. A method of constructing a non-slip ramp comprising the steps of:providing at least two sloped ramp stringers;
providing a sloped starter wedge having a sloped side and an open side;
sliding a piece of decking material into the open side of the starter wedge;
providing at least two tread plates, each providing spacing between adjacent pieces of decking material, each tread plate having a flat top section with a substantially L-shaped section attached perpendicular to the flat top section, with the bottom of the L fitting below one of the adjacent pieces of decking material,
attaching the at least two tread plates to the at least two sloped ramp stringers;
providing an end-cap attached to a last piece of decking material.

US Pat. No. 10,988,934

DEVICE FOR PROTECTING OF PASSAGES FOR UTILITIES FROM ENTRY OF OUTDOOR WEATHER ELEMENTS OF ADVERSE EFFECTS

1. A kit for protecting of a passage for utilities from entry of outdoor weather elements of adverse effects comprising:a device including a flexible tube, a surface insertion tube, and a surface connection plate; and
a paste configured to secure to the surface connection plate,
wherein:
said flexible tube comprising a hollow flexible tube having one side with an unconnected opening and the other side firmly connected to said surface insertion tube, forming a continuous tube,
said surface insertion tube comprising a rigid hollow tube divided into two portions by said surface connection plate and including at least an unconnected side distal to the flexible tube,
said surface connection plate comprises a rigid material having a plurality of perforations and perpendicularly fixated to and around said surface insertion tube,
wherein, said paste is configured to be smeared on an external surface of a roof structure surrounding said passage for utilities,
said unconnected side of said surface insertion tube is sized and dimensioned to be inserted into said passage for utilities,
the plurality of perforations on said surface connection plate are sized such that when the surface connection plate is tightly pressed into said paste smeared onto the external surface of a roof structure, said paste oozes through the plurality of perforations of said surface connection plate,
said surface connection plate is configured to be fixated upon drying and hardening of said paste,
said flexible tube is configured to stretch and bend from an upright configuration to a curved configuration having an approximately 180 degree angle so as to have said unconnected opening of said flexible tube approximately aligned in parallel with, and facing the external surface of the roof structure surrounding said passage for utilities.

US Pat. No. 10,988,933

FLASHING ASSEMBLIES PREPARED WITH LIQUID FLASHING COMPOSITIONS

Firestone Building Produc...

1. A roofing system comprising:(i) a roof deck;
(ii) a vertical structure extending from said roof deck;
(iii) a membrane system covering said roof deck, said membrane system including a polymeric membrane; and
(iv) a flashing assembly creating a water-proof seal between said membrane system and said vertical structure, where said flashing assembly includes a flashing composite having a generally planar polymeric membrane component having first and second planar surfaces, and a fabric component attached to said first planar surface of said membrane component, said second planar surface of said polymeric membrane component being bonded to said polymeric membrane of said membrane system such that the bond between the second planar surface of the polymeric membrane component and said polymeric membrane of said membrane system is opposite said fabric, and said flashing assembly further including a cured residue layer of a liquid flashing composition forming an outermost layer of the flashing assembly and extending from said fabric component of said flashing composite to a surface of said vertical structure, and said cured residue being embedded within and bonded to said fabric component and bonded to said surface of said vertical structure.

US Pat. No. 10,988,932

CLOSURE FOR A CLADDING FOR A ROOF WINDOW AND A ROOF WINDOW ARRANGEMENT

1. An end closure for a cladding for a first roof window forming part of a roof window arrangement mounted in an inclined roof structure, where said first roof window is above a second roof window when seen in a direction of inclination of the inclined roof structure and where a middle flashing member is arranged between the first roof window and the second roof window in a mounted state, said end closure comprising an end plug having an inner side intended to face the cladding in the mounted state, an outer side intended to face away from the cladding, an interior side intended to face an interior of a building covered by the inclined roof structure, an exterior side intended to face an exterior, and two side surfaces, which are substantially perpendicular to the inner side, the outer side, the interior side and the exterior side, and said end plug comprising a male connector section configured to be inserted in a hollow section of the cladding,the end closure further comprises an end gasket arranged at the interior side of the end plug and extending from one side surface to the other and being configured to come into a sealing engagement with the middle flashing member and wherein the end gasket and the end plug are separate components of said end closure and configured to engage one another when installed.

US Pat. No. 10,988,931

TILE AND SUPPORT STRUCTURE

MBRICO, LLC, Bettendorf,...

1. A reinforced tile comprising:(a) a rectangular tile comprised of a ceramic material, said rectangular tile having a length, a width, and a thickness, said rectangular tile comprising:
(i) a first rectangular face, wherein said first rectangular face is configured to be generally facing upward during use;
(ii) a second rectangular face, wherein said second rectangular face is opposite said first rectangular face, wherein said first and second rectangular faces are separated by said thickness of said rectangular tile, and wherein a surface area of said first and second rectangular faces is defined by said length and said width of said rectangular tile;
(iii) a first, second, third, and fourth edge defining a periphery of said rectangular tile, wherein said first, second, third, and fourth edges define said thickness of said tile;
(iv) a groove formed in said first edge;
(b) a substrate engaged with said second rectangular face, wherein said substrate is comprised of fiberglass, wherein said groove is positioned adjacent said substrate, wherein a periphery of said substrate extends beyond said groove and terminates at a point even with said first edge such that said first edge and said periphery of said substrate are coplanar.

US Pat. No. 10,988,930

V-SHAPED TIE REINFORCEMENT INTEGRALLY PROVIDED WITH ONE-TOUCH FIXING DEVICE

1. A V-shaped tie reinforcement integrally provided with a one-touch type fixing device, the V-shaped tie reinforcement comprising:a V-shaped reinforcement comprising a bending part surrounding a main reinforcement at the center thereof, and anchor parts widened to two sides; and
a fixing device comprising a tie reinforcement upper fixing member fixedly installed in the V-shaped reinforcement and connected to the main reinforcement, and a rotation preventing member fixedly installed in the bending part of the V-shaped reinforcement and configured to prevent the V-shaped 10 reinforcement connected to the main reinforcement from rotating to upper, lower, left, and right sides, wherein the tie reinforcement upper fixing member comprises:
an arc-shaped clip having an insertion hole, into which the main reinforcement is inserted; and upper support bars horizontally bent outwards from opposite ends of the insertion hole and ends of which are fixed to the anchor parts of the V-shaped reinforcement, and
wherein the rotation preventing member comprises:
a hanging/fixing bar installed to be hung on an upper surface of the V-shaped reinforcement; and a pair of prop bars bent downwards from opposite ends of the hanging/fixing bar.

US Pat. No. 10,988,927

SUSPENDED CEILING HANGER CLIP

LOCKING KEY PTY LTD AS TR...

1. A suspended ceiling hanger clip comprising:a longitudinally extending base having a first end and a second end;
a pair of resiliently deformable generally parallel co-extensive flanges extending downwardly from the base and between which the base is located;
at least one projection in each flange, each projection forming a ramp surface extending transversely outwardly from each respective flange;
an aperture is centrally located on a pad formed in the base and positioned equidistant from the first and second ends of the base;
an elongate suspension rod having a longitudinal axis extending along a length between an upper end and a spaced apart lower end, the lower end having an attachment means; and
wherein the upper end passes through the aperture in the base of the hanger clip and is bent through an angle of approximately 180 degrees with respect to the longitudinal axis of the suspension rod to fixedly retain the upper end from removal from the aperture in the base of the hanger clip, and an outer face of the upper end is in contact with the pad formed in the base.

US Pat. No. 10,988,926

APPARATUS COMPRISING A ROOF PANEL AND CONTROL SYSTEM FOR OPENING AND CLOSING THE ROOF PANEL

PANEL UK LTD

1. An apparatus comprising a roof panel and control system, the roof panel comprising one or more cover portions that are moveable between open and closed positions for opening and closing the roof panel, the control system comprising an actuator for moving the cover portions between the open and closed positions, a mains power supply input, and an emergency power store, wherein the control system is configured to receive one or more signals indicative of an emergency, to power the actuator from the mains power supply input when the signals indicate there is no emergency, and to power the actuator from the emergency power store when the signals indicate there is an emergency, wherein the control system is configured to monitor a voltage of the emergency power store, to automatically move the cover portions to the open position if the voltage falls below a threshold, and to keep the cover portions in the open position for as long as the voltage remains below the threshold.

US Pat. No. 10,988,925

ASSEMBLED LIGHT STEEL STRUCTURE ENERGY-SAVING COMPOSITE WALL

1. An assembled light steel structure energy-saving composite wall comprises:a cement board (21) and/or ceramic tile (22), a column (1), a support rod (2), a cross beam (3), a bottom plate (5), a diagonal brace (6) and a diagonal draw steel bar (10),
the bottom plate (5) is installed on the bottom surface of the composite wall, in the thickness direction of the composite wall, a group of the columns (1) composed of two of the columns (1) is welded to the bottom plate (5), a plurality of the support rods (2) are installed between the two columns (1), the support rods (2) are evenly arranged in parallel in the height direction of the columns (1), the diagonal braces (6) are installed between two adjacent said support rods (2) and between the lowest support rod (2) and the bottom plate (5);
in the width direction of the composite wall, several groups of the columns (1) are welded to the bottom plate (5), and several of the cross beams (3) and the diagonal draw steel bars (10) are installed between the adjacent columns (1) in the width direction, the cross beams (3) are evenly arranged in parallel in the height direction of the columns (1), the diagonal draw steel bars (10) are installed between two adjacent said cross beams (3) and between the lowest cross beam (3) and the bottom plate (5),
wherein the column (1) is a column bent by a steel plate with a cross-section composed of a horizontal side (11) of the column, two first vertical sides (12) of the column, two inclined sides (13) of the column and two second vertical sides (14) of the column, two ends of the horizontal side (11) of the column are respectively connected with the two first vertical sides (12) of the column, the two second vertical sides (14) of the columns are respectively connected with the two first vertical sides (12) of the columns through the two inclined sides (13) of the columns, the two first vertical sides (12) of the column and the two second vertical sides (14) of the column are parallel to each other and are perpendicular to the horizontal side (11) of the column, the vertical distance between the two second vertical sides (14) of the columns is less than the width of the horizontal side (11) of the column,
along the height of the column (1), there are two rows of bolt holes in the horizontal side (11) of the column, with one row of bolt holes in the two first vertical sides (12) and another row in the two second vertical sides (14) of the column;
in the thickness direction of the composite wall, the horizontal side (11) of each group of columns (1) is outside the composite wall, a plurality of the support rods (2) and the diagonal braces (6) are installed between the two second vertical sides (14) of each columns of the group of columns (1), and the two ends of the support rods (2) and the diagonal braces (6) are respectively fixed between the two second vertical sides (14) of the columns by bolts, nuts and washers;
in the width direction of the composite wall, a plurality of the cross beams (3) and the diagonal draw steel bars (10) are installed between the first vertical sides (12) of the column of the adjacent groups of columns (1), lifting lugs (20) are welded to two ends of the cross beam (3), bolt holes are provided in the lifting lug (20), the cross beam (3) is fixed to the first vertical side (12) of the column of the two adjacent columns (1) through lifting lugs, bolts, nuts and washers, a screw is threaded on two ends of the diagonal draw steel bar (10), the two ends of the diagonal draw steel bar (10) pass through the bolt holes in the first vertical side (12) of the column of the two adjacent columns (1) respectively, and are fixed to the first vertical side (12) of the column of the two adjacent columns (1) respectively by nuts and washers;
on both sides of the thickness direction of the composite wall, the horizontal sides (11) of the column of the two adjacent columns (1) are provided with a cement board (21) and/or a ceramic tile (22) secured by a strip fastener (7) and a strip (8), the cement board (21) is fixed to the horizontal side (11) of the column of the two adjacent columns (1) by screws, the strip fastener (7) is fixed to the horizontal sides (11) of the column of the two adjacent columns (1), the strip (8) is inserted in the strip fastener (7), the ceramic tile (22) is inserted in the strip (8), and the space enclosed by the cement board (21) and the ceramic tile (22), the cement board (21) and the cement board (21) or the ceramic tile (22) and the ceramic tile (21) is filled with a filler (24).

US Pat. No. 10,988,924

SOUNDPROOF STRUCTURE, SOUND ABSORBING PANEL, AND SOUND ADJUSTING PANEL

FUJIFILM Corporation, To...

1. A soundproof structure, comprising:a sheet member having a plurality of through-holes passing therethrough in a thickness direction; and
a sound absorbing body disposed in contact with one main surface of the sheet member,
wherein an average opening diameter of the through-holes is 0.1 ?m or more and less than 100 ?m,
a parameter A expressed by A=?×?2 is 92 or less assuming that the average opening diameter of the through-holes is ? (?m) and an average opening ratio of the through-holes is ?, and
a shape of each of at least some of the through-holes is a shape having a maximum diameter inside the through-hole, in which a hole diameter increases inside the through-hole at a more inward position rather than outermost surfaces of the through-hole.

US Pat. No. 10,988,922

STORM AVOIDING BUILDINGS AND STRUCTURES

1. A building sheltering structure comprising:a foundation;
a lift assembly;
at least one domicile;
the foundation comprising a foundation aperture, a foundation cavity, and a cover assembly;
the cover assembly being exteriorly attached to the foundation adjacent the foundation aperture;
the cover assembly comprising a cover plate and cover cavity;
the cover plate being movably positioned within the cover cavity;
the cover plate being translationally adapted to open and close the foundation aperture;
the lift assembly being positioned within the foundation cavity opposite the foundation aperture;
the lift assembly being mounted to the at least one domicile;
the lift assembly being configured to selectively elevate and retract the at least one domicile through the foundation aperture;
the foundation comprising a satellite structure and satellite tunnel;
the satellite structure being positioned adjacent the foundation;
the satellite structure being connected to the foundation through the satellite tunnel;
the satellite structure comprising a satellite aperture, a satellite foundation, and a satellite cavity;
the satellite cavity being positioned within the satellite structure;
the satellite aperture being positioned on the satellite structure adjacent the foundation aperture of the foundation; and
the satellite cavity being connected with the foundation cavity of the foundation through the satellite tunnel.

US Pat. No. 10,988,920

METHODS AND APPARATUSES FOR CONSTRUCTING A CONCRETE STRUCTURE

Tindall Corporation, Spa...

1. A method of assembling a structure, the method comprising:providing a first pre-cast concrete section having at least one embedded first assembly, each embedded first assembly including at least one threaded rod, each threaded rod having a first portion and a second portion, wherein the second portion is between the first portion and a distal end of the threaded rod;
bringing a second pre-cast concrete section near the first pre-cast concrete section, the second pre-cast concrete section having at least one embedded second assembly defining a channel for receiving the distal end and second portion of the threaded rod;
rotating the first portion of the threaded rod within the first assembly until the distal end and second portion of the threaded rod extend axially into the channel defined in the second assembly; and
after rotating the first portion of the threaded rod, feeding grout into a joint between the first pre-cast concrete section and the second pre-cast concrete section and into the channel,
wherein the grout surrounds the threaded rod such that the second portion and distal end of the threaded rod are held within the channel only by the grout.

US Pat. No. 10,988,905

HARBOUR PLANT AND METHOD FOR MOORING A FLOATING BODY IN A HARBOUR PLANT

Gravifloat AS, Bergen (N...

1. A method for mooring a floating body (11) in a harbour plant,wherein the harbour plant comprises
a piled base structure (10) provided with two side walls (22) projecting upwards through a sea level (29) and terminated above sea level (29); and
a laterally arranged bottom structure (26) rigidly interconnecting the side walls (22), wherein a top surface of the bottom structure (26) is arranged at a depth allowing the floating body (11) to be floated in between the two side walls (22), and wherein the floating body (11) is provided with a sideways projecting part and is arranged to be rigidly, but releasably supported by at least parts of the side walls (22),
the method comprising
bringing the floating body (11) into a position between the side walls (22), with at least part of the sideways projecting part positioned above the side walls (22); and
fixing rigidly the floating body (11) to the vertical side walls (22) of the base structure (10), while still exposing the floating body (11) fully to buoyancy by allowing a water filled gap at least between a bottom of the floating body (11) and a corresponding upper surface of the base structure (10), preventing relative vertical motion between the floating body (11) and the base structure (10), wherein fixing rigidly the floating body (11) to the vertical side walls (22) of the base structure (10) comprises fixing a bracket (51) and a complementary bracket (52) to each other, the bracket (51) being fixed to an interface surface of the sideways projecting part and the complementary bracket (52) being fixed to a supporting surface at a top of the side walls (22), in which the interface surface and the supporting surface are arranged to face each other and the supporting surface is positioned atop a pile of the piled base structure (10) or between adjacent piles of the piled base structure (10).

US Pat. No. 10,988,902

ARTICLE TRANSPORT FACILITY

Taiwan Daifuku Co., Ltd.,...

1. An article transport facility comprising:an article transport vehicle configured to travel along a travel path passing through an opening portion formed in a wall body;
a guide rail configured to guide the article transport vehicle along the travel path; and
a fire-proof door configured to close the opening portion by moving in a direction parallel to a wall face of the wall body,
wherein:
a first gap through which the fire-proof door can pass is provided in the guide rail,
the guide rail comprises a first rail body portion and a second rail body portion that are arranged separately on respective sides in a direction parallel to the travel path with a second gap therebetween, the second gap being larger than the first gap, and also comprises a first adjustment member attached to the first rail body portion, and a second adjustment member attached to the second rail body portion,
the first rail body portion comprises a first body traveling face on which a traveling wheel of the article transport vehicle rolls,
the second rail body portion comprises a second body traveling face on which a traveling wheel of the article transport vehicle rolls,
the first adjustment member comprises a first adjustment traveling face forming a traveling face continuous with the first body traveling face, and is arranged so that the first adjustment traveling face at least partially protrudes into the second gap,
the second adjustment member comprises a second adjustment traveling face forming a traveling face continuous with the second body traveling face, and is arranged so that the second adjustment traveling face at least partially protrudes into the second gap,
a gap across which the first adjustment member and the second adjustment member oppose each other is the first gap, and
an adjustment mechanism capable of changing the position of the first gap in the direction parallel to the travel path is provided.

US Pat. No. 10,988,890

LAUNDRY APPARATUS

LG ELECTRONICS INC., Seo...

1. A laundry apparatus comprising:a tub having a tub opening at a front portion thereof;
a drum rotatable on a shaft and provided in the tub, the drum having at least a part of a circumferential surface made of metal, and the drum having a plurality of penetrating holes provided in the circumferential surface of the drum;
an induction unit provided at an outer surface of the tub and configured to heat the part of the circumferential surface of the drum by generating an electromagnetic field;
an air passage duct having an outlet hole at a rear portion of the tub; and
a fan configured to generate air flow toward the outlet hole in the air passage duct.

US Pat. No. 10,988,888

RETROFITTABLE BULK DISPENSING SYSTEM FOR HOUSEHOLD APPLIANCES

Whirlpool Corporation, B...

1. A retrofit auxiliary device for supporting the washing operations of multiple household appliances, each of the multiple household appliances having a water line and a power line operably coupled to an appliance controller with at least one pre-programmed cycle of operation, the retrofit auxiliary device comprising:at least one water pass through channel coupling a household water supply to the water line of at least some of the multiple household appliances;
a water flow meter operably coupled to the water pass through channel;
a power pass through channel coupling a household power supply to the power line of at least some of the multiple household appliances;
a power consumption monitor operably coupled to the power pass through channel; and
a device controller receiving input from the water flow meter and the power consumption monitor during the operation of at least some of the multiple household appliances according to the at least one pre-programmed cycle as controlled by the appliance controllers, the device controller configured to monitor data from at least some of the multiple household appliances.

US Pat. No. 10,988,884

CLOTHES TREATING APPARATUS

LG ELECTRONICS INC., Seo...

1. A clothes treating apparatus, comprising:a drum;
a plurality of locking tabs, each of the locking tabs formed by cutting a portion of an outer circumferential wall of the drum to be bent inward towards an interior of the drum;
a balancer; and
a plurality of fasteners that protrude from an outer circumferential surface of the balancer to hold the locking tabs,
wherein the locking tabs are configured to be locked in the fasteners and to restrict movement of the balancer in a forward or backward direction of the drum as the drum rotates,
wherein first locking tabs of the plurality of locking tabs are bent inwards such that the first locking tabs extend towards a front end of the drum, and second locking tabs of the plurality of locking tabs are bent inwards such that the second locking tabs extend towards a rear end of the drum,
wherein the first locking tabs and the second locking tabs are alternatively provided at a prescribed interval along the outer circumferential wall of the drum,
wherein one of the fasteners includes stops formed in a shape of a ridge outwardly formed along a central portion thereof so as to prevent a separation of a corresponding one of the locking tabs from the one of the fasteners, and
wherein one of the stops extends toward the rear end of the drum, and another one of the stops extends toward the front end of the drum.

US Pat. No. 10,988,873

FABRIC FILE RELEASE SYSTEM FOR AUTOMATICALLY CALIBRATING A CIRCULAR KNITTING MACHINE

Pai Lung Machinery Mill C...

1. A fabric file release system for automatically calibrating a circular knitting machine, comprising:a file release terminal, comprising a file memorizing unit and a first communication module in information connection with the file memorizing unit, a plurality of fabric files read in the file memorizing unit and respectively transmitted by the first communication module, wherein each of the plurality of fabric file comprises a plurality of reference markers corresponding to works of the circular knitting machine and a plurality of setting parameter values in a character code form respectively corresponding to one of the reference markers; and
at least one controlled terminal, disposed on the circular knitting machine, and comprising a second communication module in information connection with the first communication module and a management module connected to the second communication module, the second communication module receiving one of the plurality of fabric files transmitted from the first communication module, wherein the management module comprises a setting file to operate the works of the circular knitting machine, and the setting file comprises the plurality of reference markers and a plurality of operating parameter values in the character code form respectively corresponding to one of the reference markers;
wherein the management module receives one of the plurality of fabric files from the second communication module, and the management module maps the plurality of setting parameter values corresponding to each of the reference markers in the fabric file to the plurality of operating parameter values corresponding to each of the reference markers in the setting file to control a plurality of members of the circular knitting machine knitting a fabric via the plurality of operating parameter values.

US Pat. No. 10,988,872

METHOD FOR MANUFACTURING NEEDLE WALLS ASSEMBLY OF CIRCULAR KNITTING MACHINE

1. A method for manufacturing needle walls assembly of circular knitting machine, comprising:a) providing a needle bed body and insertion sheets, wherein the needle bed body is provided with slots, thc needle bed body is introduced with a heat treatment deformation coefficient to keep a first datum plane for knitting needles and a second datum plane for needle walls, bottoms of the slots are milled to exceed a range of the heat treatment deformation coefficient, each of the insertion sheets has a first portion at an end thereof, a second portion at another end thereof and a third portion between the first portion and the second portion, the first portion and the second portion correspond to the first datum plane and the second datum plane, respectively, and the first portion, the second portion and an external size of each insertion sheet are controlled within a tolerance range;
b) measuring sizes of the insertion sheets and the bottoms of the slots;
c) milling each slot when anyone of the sizes of the bottoms of the slots measured in step b) is below a first standard to prevent the third portions from touching the bottoms of the slots;
d) after heat treatment, measuring sizes of the first datum plane and second datum plane;
e) machining the first datum plane and second datum plane when the sizes measured in step d) do not meet a second standard; and
f) inserting-the insertion sheets into the slots one by one with making the first portion and the second portion closely attached on the first datum plane and second datum plane, respectively.

US Pat. No. 10,988,871

METHOD FOR KNITTING A THREE-DIMENSIONAL KNITTED FABRIC

1. A method for knitting a three-dimensional knitted fabric with a circular knitting machine, comprising:knitting the knitted fabric with a plurality of stitches that form a plurality of stitch courses oriented in each case in a stitch-course direction of the knitted fabric and a plurality of stitch wales oriented respectively in a stitch-wale direction of the knitted fabric;
wherein at least one of the stitches is in the form of at least one corrugation-forming stitch that extends in the stitch-wale direction over a plurality of stitch courses and binds at least one corrugation in the knitted fabric; and
wherein the binding of the at least one corrugation by the corrugation forming stitch takes away excess material from a two-dimensional pattern such that the three-dimensional knitted fabric is created.

US Pat. No. 10,988,869

MULTILAYER FABRIC

KABUSHIKI KAISHA TOYOTA J...

1. A multilayer fabric comprising:a first direction yarn group that includes a plurality of first direction yarns extending in a first direction, wherein the first direction yarns are arranged in a depthwise direction and a thickness-wise direction, an axis in the depthwise direction is orthogonal to an axis in the first direction, and an axis in the thickness-wise direction is orthogonal to the axis in the first direction and the axis in the depthwise direction;
a second direction yarn group that includes a plurality of second direction yarns extending in a second direction, wherein the second direction yarns are arranged in the first direction and the thickness-wise direction, an axis in the second direction is orthogonal to the axis in the first direction, and the second direction yarn group includes a plurality of second direction yarn layers that are arranged in parallel to the first direction;
a first portion in which second direction yarn layers that are stacked in the thickness-wise direction are all bound by the first direction yarns; and
a second portion including a separation part where, among the second direction yarn layers, two of the second direction yarn layers that are adjacent in the thickness-wise direction are not bound to each other by the first direction yarns, wherein
an intersection is formed at each of two ends of the separation part at a boundary of the first portion and the second portion, and
the intersection is formed by intersecting first direction yarns that are adjacent in the second direction, and
a portion including first direction yarns stacked in the thickness-wise direction is defined as a plane, the plane comprising a first plane and a second plane that are arranged in order in the depthwise direction, and the intersection being formed by a first direction yarn of the first plane and a first direction yarn of the second plane.

US Pat. No. 10,988,867

SELVEDGE DEVICE

NV MICHEL VAN DE WIELE

1. A selvedge device, comprising at least two pairs of heddle holders for holding heddles on either side by means of each pair of heddle holders, a drive device for driving the two pairs of heddle holders by reciprocating movements, in which the drive device comprises at least two drive bodies and each pair of heddle holders is attached to a said drive body, wherein the heddle holders of at least one pair of heddle holders are attached to the corresponding drive body so as to be height-adjustable with respect to this corresponding drive body; wherein each heddle holder, on its side facing away from the corresponding drive body, is provided with a nose having a length which is such that adjacent heddle holders which perform a deviating reciprocating movement remain adjacent to each other for their entire reciprocating movement.

US Pat. No. 10,988,866

ELECTROMOTIVELY OPERATING DEVICE FOR FORMING A LENO SELVEDGE FOR A LOOM AND A PROJECTILE LOOM HAVING SUCH A DEVICE

1. An electromotively operating apparatus for forming a leno selvage comprising:a rotor having two thread guiding eyes arranged diagonally opposite one another in the rotor for the leno threads, the rotor having a magnetic disk, the magnetic disk having a plurality of alternately positively and negatively magnetized segments that are aligned in an axial direction of the rotor; and
a stator receiving the rotor, the stator having a spool holder and four individual and separate spools received by the spool holder, the stator further having axially disposed slits and yokes received in each slit, wherein the yokes and the four spools form four magnetic circuits parallel to the magnetic disk of the rotor, such that axial magnetic flux occurs between the magnetized segments of the magnetic disk and the magnetic circuits of the stator;
wherein a respective two spools of the four spools form a spool pair opposite to one another in the spool holder and the spools of a spool pair have current applied simultaneously and identically such that tilt moments exerted on the rotor by the spools cancel one another and the rotor thus has no force effect axially.

US Pat. No. 10,988,865

SYNTHETIC THREADS AND MATERIALS AND GARMENTS PRODUCED THEREWITH

1. A woven sheet of threads, said threads consisting of:A fiber of a first synthetic polymer of the Polyethylene terephthalate (PET) family, consisting of particles of a maximal size of 500 nm and with an intrinsic viscosity range of 0.40-0.70;
side-by-side with a fiber of a second synthetic polymer, permeable to passage of photons with wavelengths falling within a range of 280 to 400 nm, of the Polyimide family, wherein said first fiber and said second fiber are fused together such that the resulting material, forming said thread, blocks photons with wavelengths falling within a first range of wavelengths and allows passage of photons with wavelengths falling within a second range of wavelengths; wherein said thread has a ratio of 65:35 of polyethylene terephthalate:polyimide.

US Pat. No. 10,988,862

METHOD FOR MANUFACTURING CARBON FIBERS AND FIBER JOINING METHOD

TOHO TENAX CO., LTD., To...

1. A method for manufacturing carbon fibers, comprising:joining a first target fiber bundle and a second target fiber bundle with a joining fiber bundle to obtain joined fiber bundles; and
carbonizing the joined fiber bundles by feeding the fiber bundles through one or more carbonization furnaces,
wherein the joining includes forming an overlap between a first end of the joining fiber bundle and a second end of the first target fiber bundle and jetting a fluid to the overlap in a state where both ends of the overlap are clamped at a relaxation ratio of 0.03 to 2% to form a first entangled portion, and forming an overlap between a second end of the joining fiber bundle and a first end of the second target fiber bundle and jetting a fluid to the overlap in a state where both ends of the overlap are clamped at a relaxation ratio of 0.03 to 2% to form a second entangled portion, and
the entangled portions are formed such that each of the first entangled portion and the second entangled portion has two or more entangling points N1 each having a tensile force F1 not less than 400 N, so as to satisfy the relationship defined by inequality (1):
40>{L2/(L2?A)}×(S+13)  (1)
wherein L2 is a length in mm of an elongation section inside a first carbonization furnace most upstream in a direction in which the fiber bundles are fed, A is a maximum distance in mm between an entangling point in the first entangled portion and an entangling point in the second entangled portion, and S is an elongation in percentage of the joined fiber bundles being fed through the carbonization furnace.

US Pat. No. 10,988,857

SIC SINGLE CRYSTAL GROWTH APPARATUS CONTAINING MOVABLE HEAT-INSULATING MATERIAL AND GROWTH METHOD OF SIC SINGLE CRYSTAL USING THE SAME

SHOWA DENKO K.K., Tokyo ...

1. A SiC single crystal growth apparatus, comprising:a seed crystal installation part in which a seed crystal is installable at a position thereof which faces a raw material;
a guide member which extends from a periphery of the seed crystal installation part toward the raw material and guides crystal growth performed inside the guide member;
a heat-insulating material which is movable along an extension direction of the guide member on the outside of the guide member, and
a lift-type driving member which is configured to support the heat-insulating material from a lower side of the heat-insulating material and to move the heat-insulating material.

US Pat. No. 10,988,856

METHOD FOR PULLING A SINGLE CRYSTAL BY THE FZ METHOD COMPRISING REDUCING THE POWER OF A MELTING APPARATUS BASED ON GEOMETRICAL DIMENSIONS OF THE DROP

Siltronic AG, Munich (DE...

1. A method for pulling a single crystal by the FZ method by melting a polycrystal by means of an electromagnetic melting apparatus and then recrystallizing the polycrystal, comprising:in a first phase (P1), moving the polycrystal toward the melting apparatus and melting a lower end of the polycrystal by means of the melting apparatus to form a drop;
in a second phase (P2), attaching a monocrystalline seed to the drop at a lower end of the polycrystal, and melting the monocrystalline seed beginning from an upper end of the seed;
predetermining during the first phase (P1) and during the second phase (P2), at least temporarily, a power (P) of the melting apparatus in dependence on a temperature and/or geometrical dimensions (d, h) of crystal material used, which comprises the drop and/or the seed and/or the polycrystal;
during the first phase (P1), reducing the power (P) of the melting apparatus after attainment of predefined geometrical dimensions (h, d) of the drop at a timepoint (t2), the predefined geometrical dimensions being predetermined on the basis of an equilateral triangle, which fits into a form of the drop, where the lowest point of the drop is used as the vertex of the equilateral triangle and where the phase boundary between liquid and solid material is used as the base of the equilateral triangle.

US Pat. No. 10,988,850

ELECTRODIC SUPPORT STRUCTURE FOR COAXIAL ELECTROLYTIC CELLS

INDUSTRIE DE NORA S.P.A.,...

1. An electrodic support structure for coaxial electrolytic cells suitable for housing a plurality of electrodes comprising:a support plane made of insulating material provided with a plurality of housing seats suitable for housing said plurality of electrodes; and
a partition member made of insulating material integral with or mechanically connected to said support plane;
said partition member being a composite and continuous shaped member comprising a right-angled prism member equipped with a circular, elliptical, oval or polygonal shaped base with central symmetry; said right prism member having said base oriented in parallel to said support plane and being positioned at the centre of the base of said partition member placed at said support plane and being arranged orthogonally to said support plane; said partition member being provided with a plurality of positioning means suitable for positioning said plurality of electrodes,
at least one housing seat of said plurality of housing seats being arranged along an edge portion of said base of said right-angled prism member,wherein the support plane further comprisesan external pair of housing seats, said external pair being divided into a first external housing seat and a second external housing seat, said first and said second external housing seats being suitable for housing a first pair of the plurality of electrodes of the same dimensions, said first and said second external housing seats separated from each other by said partition member; and
an internal pair of housing seats, said internal pair being divided into a first internal housing seat and a second internal housing seat, said first and said second internal housing seats being suitable for housing a second pair of plurality of electrodes of the same dimensions, said first and said second internal housing seats separated from each other by said partition member.

US Pat. No. 10,988,849

ELECTROCHEMICAL DEVICE FOR CASCADING REACTIVE DISTILLATION

Blue Skies Research, Inc....

1. An electrochemical device for molten salt processing of a reactant, the device comprising a biphasic system of a high density molten metal component and at least one molten salt component, the device further comprising:a bipolar electrode formed by the high density molten metal component maintaining electrical contact with the molten salt components of the electrochemical device;
an external enclosure providing structural support and environmental containment of the biphasic system;
at least one internal enclosure providing separation of the molten salt components while allowing the bipolar electrode to maintain electrical communication with the at least one molten salt component;
at least one electrode assembly forming a variable electric circuit, the variable electric circuit further comprising components of the biphasic system;
wherein the electrochemical device processes the reactant through a series of stages including chlorination, which separates a volatile gas comprising at least one chloride of silicon, titanium, iron or aluminum from a multiphase residue concentrated with at least one non-volatilized rare earth compound or precious metal.

US Pat. No. 10,988,848

ELECTROLYTIC CELL INCLUDING ELASTIC MEMBER

THYSSENKRUPP UHDE CHLORIN...

7. An electrolytic cell comprising:an anode chamber for receiving an anode;
a cathode chamber for receiving a cathode;
an electrolytic partition wall that partitions the anode chamber and the cathode chamber; and
an elastic member attached to the electrolytic partition wall within at least one of the anode chamber or the cathode chamber, wherein the elastic member has a spring retaining part and bonding parts, wherein the bonding parts are bonded to the electrolytic partition wall, wherein the spring retaining part includes
a pair of first support parts that extend from the bonding parts away from the electrolytic partition wall,
a second support part that connects the pair of first support parts, and
two spring rows, each of which two spring rows comprises first flat spring-like bodies disposed alternately with second flat spring-like bodies.

US Pat. No. 10,988,839

EVAPORATION SOURCE AND EVAPORATION DEVICE

BOE Technology Group Co.,...

1. An evaporation source for an evaporation device, comprising: a rectangular cuboid evaporation case, a crucible, and a heating unit, wherein:the evaporation case comprises a top plate and a bottom plate arranged opposite to each other, a first side plate and a second side plate located between the top plate and the bottom plate and arranged opposite to each other, a first end plate and a second end plate which are selectively opened and closed, located between the top plate and the bottom plate and arranged opposite to each other, and two connecting sections arranged on a side of the top plate facing the bottom plate to cooperate slidably with the crucible so that the crucible enters or exits through an end portion corresponding to the first end plate and/or the second end plate, wherein the bottom plate is provided with a nozzle group configured to jet gas in a direction away from the top plate;
the crucible comprises a crucible body with an opening facing the top plate, and two folded sides arranged on an outside of the crucible body, a plurality of gas outlet holes are arranged in the folded sides, and the crucible body cooperates slidably with the connecting sections through the folded sides; and when the first end plate and the second end plate are closed, the crucible, the connecting sections, the top plate, and the folded sides cooperate to form an evaporation cell; and
the heating unit is arranged inside the evaporation case and outside the evaporation cell.

US Pat. No. 10,988,837

METHOD FOR PRODUCING AT LEAST ONE COMPONENT FOR A HYDRAULIC DISPLACEMENT UNIT

Liebherr Machines Bulle S...

1. A method for producing at least one component for a hydraulic displacement unit:prefabricating a blank component for the at least one component, wherein at least one defined surface region of the blank component is intentionally prefabricated with oversize,
surface hardening of the blank component,
final forming of the at least one component form the hardened blank component by removing the excessive material at the at least one defined surface region fabricated with oversize, wherein dimensions of the oversize to be applied intentionally in the shape a blank joint part is based on the degrees of freedom existing in the subsequent surface hardening, and heat treatment to increase hardness by nitriding, gas nitriding gas nitro carbonation or plasma nitration.

US Pat. No. 10,988,832

TITANIUM-CONTAINING STRUCTURE AND TITANIUM PRODUCT

NIPPON STEEL CORPORATION,...

1. A titanium-containing structure consisting of:a package made of a commercially pure titanium material; and
a filler packed into the package, the package with the filler packed into the package being sealed so that an internal pressure of the package is 10 Pa or less, the pressure being an absolute pressure; and
wherein the filler comprises at least one selected from titanium sponge, titanium briquet and titanium scrap, and the filler and the package belongs to the same class of JIS standard in terms of chemical composition; and
wherein a thickness of the package made of the commercially pure titanium material is 3 to 25% of a thickness of the titanium-containing structure.

US Pat. No. 10,988,826

HYDROMETALLURGICAL TREATMENT PROCESS FOR EXTRACTION OF PRECIOUS, BASE AND RARE ELEMENTS

LIFEZONE LIMITED, Ebene ...

1. A hydrometallurgical process for extracting one or more saleable metal comprising: precious elements consisting of one or more platinum group metal (PGM), gold and silver; a base metal consisting of one or more of nickel, cobalt, copper, zinc, uranium, thorium, manganese, cadmium, molybdenum, titanium, and tin; a rare earth element (REE), yttrium and/or scandium; and a rare element consisting of one or more of vanadium, germanium and gallium from a feed material containing the saleable metals comprising any one or more of: a metalliferous ore or metalliferous feedstock; a concentrate; a solid residue from a hydrometallurgical process; and/or a solid residue after solid-liquid separation of a product slurry from hot sulphuric acid leaching under pressure and/or atmospheric conditions from the metalliferous ore or metalliferous feedstock, concentrate or solid residue, wherein the hydrometallurgical process for extracting one or more saleable metals comprises subjecting the feed material to the following steps:a) leaching with hot hydrochloric acid or brine under pressure and/or atmospheric conditions either with no added oxidant and no added reductant, or with no added oxidant and an added reductant, to produce a product slurry comprising saleable and gangue metal chlorides in a hydrochloric acid or brine solution and a solid residue containing the saleable metals;
b) subjecting the hydrochloric acid or brine solution comprising metal chlorides from step a) to a purification and/or upgrade step comprising any one or more of solvent extraction, ion exchange (IX), chelating, molecular recognition technology (MRT), sorption including with polymeric sorbents; precipitation using hydroxides, ammonia, carbonates or sulphides, electrowinning or reduction to produce an intermediate solution product and one or more intermediate solid residues comprising secondary scavenged saleable metals and gangue elements;
c) subjecting the intermediate solution product from step b) to one or more steps comprising preboil, rectification, distillation, adsorption, reboil, pyrohydrolysis, spray roasting, sulfate precipitation and hydrothermal processing thereby to yield one or more of hydrochloric acid, calcium, iron and saleable metals for recovery, or residual gangue material for disposal and a barren solution;
d) separating the intermediate solid residues from step b) by solid-liquid separation, and leaching the separated intermediate solid residues in an oxidising chlorination leach to produce soluble saleable metal chlorides in a chlorination pregnant leach solution (PLS) and a solid waste product;
e) subjecting the chlorination PLS comprising metal chlorides from step d) to any one or more of ion exchange (IX), chelation, molecular recognition technology (MRT), sorption including with polymeric sorbents, solvent extraction, precipitation using hydroxides, ammonia, carbonates or sulphides, electrowinning or reduction to produce a secondary intermediate solution product and a solid residue containing the saleable metals;
f) subjecting the secondary intermediate solution product or solid residue from step e) to one or more techniques comprising preboil, rectification, distillation, adsorption, reboil, pyrohydrolysis, spray roasting, sulfate precipitation and hydrothermal processes to yield one or more of hydrochloric acid, calcium, iron and the saleable metals for recovery or residual gangue material for disposal and a barren solution; and
g) recovering the saleable metals.

US Pat. No. 10,988,820

1500 MPA GRADE PRESS HARDENING STEEL BY MEDIUM THIN SLAB CASTING AND DIRECT ROLLING AND METHOD FOR PRODUCING THE SAME

WUHAN IRON AND STEEL COMP...

1. A method for producing a press hardening steel, wherein the press hardening steel is produced by directly rolling and casting a slab and has a tensile strength of 1500 MPa or more, and the press hardening steel comprises following components by weight percent: C: 0.21%-0.25%, Si: 0.26%-0.30%, Mn: 1.0%-1.3%, P?0.01%, S?0.005%, Als: 0.015%-0.060%, Cr: 0.25%-0.30%, Ti: 0.026%-0.030% or Nb: 0.026%-0.030% or V: 0.026%-0.030% or a mixture of any two or more of the above in any proportion, B: 0.003%-0.004%, Mo: 0.17-0.19%, N?0.005%, and a balance of Fe and inevitable impurities, the method comprising following steps:step 1: desulphurizing molten iron, and controlling S to be smaller or equal to 0.002%, an exposed surface of the molten iron after slagging off being not lower than 96%;
step 2: performing conventional electric furnace or converter smelting, and conventional refining;
step 3: performing continuous casting, and controlling a degree of superheat of tundish molten steel to be 15° C. to 30° C., a thickness of the slab to be 61 mm to 150 mm, and a casting speed to be 2.8 m/min to 5.5 m/min;
step 4: performing descaling treatment before the slab enters a soaking furnace, and controlling a pressure of descaling water to be 300 bar to 400 bar;
step 5: performing conventional soaking on the slab, and controlling inside of the soaking furnace in a weak oxidizing atmosphere even if a residual oxygen content in the furnace is 0.5% to 5.0%;
step 6: heating the slab, and controlling a temperature of the slab entering the furnace to be 780° C. to 1000° C. and a temperature of the slab leaving the furnace to be 1135° C. to 1149° C.;
step 7: performing high-pressure water descaling before entering a rolling mill, and controlling the pressure of the descaling water to be 280 bar to 420 bar;
step 8: hot rolling, controlling a first pass reduction rate to be 40-50%, a second pass reduction rate to be 40% to 50% and a final pass reduction rate to be 10-16%, controlling a rolling speed to be 3 m/s to 8 m/s, performing medium-pressure water descaling between a first pass and a second pass under the pressure of the descaling water of 200 bar to 280 bar, and controlling a finishing rolling temperature to be 830° C. to 870° C.;
step 9: cooling to a coiling temperature in a manner of laminar cooling, water curtain cooling or intensified cooling;
step 10: performing coiling, and controlling the coiling temperature to be 635° C. to 665° C.;
step 11: performing austenitizing after uncoiling and blanking, controlling an austenitizing temperature to be 930° C. to 980° C., and holding for 12 minutes to 15 minutes;
step 12: die punching and deforming, and keeping a pressure for 6 seconds to 9 seconds in a die; and
step 13: performing quenching, controlling a quenching cooling speed to be 50° C./s to 100° C./s, and then naturally cooling to a room temperature.

US Pat. No. 10,988,819

HIGH-STRENGTH STEEL MATERIAL AND PRODUCTION METHOD THEREFOR

Nippon Steel Corporation,...

1. A high-strength steel material having a chemical composition consisting of, by mass %,C: 0.30 or more and less than 0.60%,
Si: 0.05 to 0.33%,
Mn: 16.0 to 35.0%,
P: 0.030% or less,
S: 0.030% or less,
Al: 0.003 to 0.06%,
N: 0.1% or less,
V: 0 to 3.0%,
Ti: 0 to 1.5%,
Nb: 0 to 1.5%,
Cr: 0 to 5.0%,
Mo: 0 to 3.0%,
Cu: 0 to 1.0%,
Ni: 0 to 1.0%,
B: 0 to 0.02%,
Zr: 0 to 0.5%,
Ta: 0 to 0.5%,
Ca: 0 to 0.005%,
Mg: 0 to 0.005%, and
the balance: Fe and impurities,
and satisfying formula (i) hereunder,
wherein:
a number density of carbides and/or carbo-nitrides having a circle-equivalent diameter of 5 nm to 30 nm precipitating in the steel is 50 to 700/?m2, and a number density of carbides and/or carbo-nitrides having a circle-equivalent diameter of more than 100 nm precipitating in the steel is less than 10/?m2,
a yield stress is 758 MPa or more, and
a KISSC value obtained in a DCB test is 33.7 MPa·m0.5 or more;
V+Ti+Nb>2.0  (i)
where, V, Ti and Nb in formula (i) above represent a content (mass %) of the respective elements contained in the steel, with the value thereof being set to zero in a case where the corresponding element is not contained.

US Pat. No. 10,988,817

OXYGEN INJECTION SYSTEM FOR A DIRECT REDUCTION PROCESS

Midrex Technologies, Inc....

1. An oxygen injection system for a direct reduction process, comprising:a common circumferential gas injection header adapted to be coupled to an oxygen source and an enrichment natural gas source and adapted to deliver oxygen from the oxygen source and enrichment natural gas from the enrichment natural gas source to a reducing gas stream flowing through a conduit axially disposed within the common circumferential gas injection header through a plurality of circumferentially disposed ports to form a bustle gas stream;
wherein the common circumferential gas injection header is formed by a circumferential oxygen injection header adapted to deliver the oxygen from the oxygen source to the reducing gas stream through the plurality of circumferentially disposed ports and a circumferential enrichment natural gas injection header adapted to deliver the enrichment natural gas from the enrichment natural gas source to the reducing gas stream through the plurality of circumferentially disposed ports; and
wherein the circumferential enrichment natural gas injection header is axially disposed within the circumferential oxygen injection header.

US Pat. No. 10,988,802

METHODS FOR NEXT GENERATION GENOME WALKING AND RELATED COMPOSITIONS AND KITS

Sigma-Aldrich Co. LLC, S...

1. A composition comprising a plurality of polynucleotides that form a template molecule, each of the plurality of polynucleotides comprising a randomly fragmented native sequence and a universal adapter sequence, the randomly fragmented native sequence comprising a sequence of interest and a native sequence priming domain, the universal adapter sequence comprising 5? to 3? a non-primable adapter priming domain and, optionally, a barcode domain consisting of 1 to 20 nucleotides, wherein the universal adapter sequence is located a fixed distance from the 5? end of the sequence of interest, and wherein the universal adapter sequence has a top strand and a non-extendable bottom strand, where the bottom strand is non-complementary to a primer sequence of the top strand.

US Pat. No. 10,988,770

POLYCISTRONIC EXPRESSION SYSTEM FOR BACTERIA

INTREXON ACTOBIOTICS NV, ...

1. A recombinant nucleic acid comprising a polycistronic expression unit, wherein said polycistronic expression unit comprises:a functional gene endogenous to a Gram-positive bacterium, and
one or more genes exogenous to said Gram-positive bacterium, which encode a therapeutic product,
wherein said endogenous gene and said one or more exogenous genes are transcriptionally controlled by a promoter endogenous to said Gram-positive bacterium, wherein said promoter is a ribosomal gene promoter or a glycolysis gene promoter, wherein said endogenous gene and said one or more exogenous genes are transcriptionally coupled by one or more intergenic regions active in said Gram-positive bacterium, and wherein said one or more intergenic regions are preceding rplW, rplP, rpmD, rplB, rpsG, rpsE, rplN, rplM, rplE, or rplF.

US Pat. No. 10,988,724

THREE-DIMENSIONAL BIOREACTOR FOR CELL EXPANSION AND RELATED APPLICATIONS

Southwest Research Instit...

1. A 3D bioreactor for growth of cells comprising:a biocompatible polymeric material having a plurality of voids and a surface area for cell expansion, said plurality of voids having a diameter D in the range of 0.4 mm to 50.0 mm, a plurality of pore openings between said voids having a diameter d in the range of 0.2 mm to 10.0 mm and said voids have a radius of curvature Rc of 5.0 mm?1 or less, such that D>d wherein: (a) 90% or more of said voids have a selected void volume (V) that does not vary by more than +/?10.0%; and (b) 90% or more of said pore openings between said voids have a value of d that does not vary by more than +/?10.0%.

US Pat. No. 10,988,717

LAUNDRY STAIN AND SOIL PRETREATMENT DEVICES

DIRTY LAUNDRY, LLC, Clev...

1. A stack of laundry stain and soil pretreatment sheets, the stack comprising a first and a second of said sheets adhering to each other one atop the other, each sheet comprising a water soluble or water dispersible carrier layer having a first surface and a second surface, a layer of cleaning agent composition adhering to the first surface, a layer of release agent adhering to the second surface, the layer of cleaning agent composition of the first sheet adhering to the layer of release agent of the second sheet, each layer of cleaning agent composition being effective to treat a stained or soiled area of a fabric; wherein the cleaning agent composition comprises at least 65 weight percent surfactant.

US Pat. No. 10,988,709

ANIONIC SURFACTANTS AND WASHING AGENTS CONTAINING SAID SURFACTANTS

Studiengesellschaft Kohle...

1. An anionic surfactant of general formula (I),
in which R1 denotes a linear or branched alkyl functional group having 6 to 20 carbon atoms, R2 denotes H or CH3, and M denotes hydrogen, an alkali metal or an N+R3R4R5 grouping, in which R3, R4 and R5, independently of one another, denote hydrogen, an alkyl group having 1 to 6 carbon atoms or a hydroxyalkyl group having 2 to 6 carbon atoms.

US Pat. No. 10,988,704

MODULAR, MOBILE, AND AUTOMATED SOLVENT EXTRACTION AND DISTILLATION SYSTEMS, AND METHODS OF USING THE SAME

Botanex Intellectual Prop...

1. An automated system for solvent extraction of a plant-based raw material or other biomass material to produce a botanical extract, fats, oils, or other desirable solute, said system comprising:(a) an extraction reactor configured with (i) a sealed feed inlet for feeding a plant-based solid raw material, biomass, or other feed stock material, (ii) a solvent inlet for introducing lean solvent to said extraction reactor, (iii) one or more gas ports for introducing an inert non-condensable gas and/or a solvent vapor to said extraction reactor and/or for removing gases from said extraction reactor; (iv) optionally, a refrigeration cycle with the interior of said extraction reactor acting as an evaporator of said solvent, to sub-cool said plant-based solid raw material, biomass or other feed stock material; (v) a solid outlet for conveying solid material out of said extraction reactor; and (vi) a product outlet for removing rich solvent containing a botanical extract, or other precipitate, out of said extraction reactor; and
(b) a closed-loop continuous-flow distillation unit configured to generate purified botanical extract and recovered solvent from said rich solvent containing said botanical extract.

US Pat. No. 10,988,698

PYROLYSIS TAR PRETREATMENT

ExxonMobil Chemical Paten...

1. A pyrolysis tar pretreatment process, comprising:(a) providing a pyrolysis tar having a reactivity (RT) >28 BN, wherein, at least 70 wt. % of the pyrolysis tar's components have a normal boiling point of at least 290° C., based on the total weight of the pyrolysis tar;
(b) maintaining the pyrolysis tar within a temperature range of from T1 to T2 for a time (tHS) sufficient to produce a pyrolysis tar composition having a reactivity RC (c) combining the pyrolysis tar composition with a utility fluid comprising hydrocarbon to produce a tar-fluid mixture having a reactivity RM?18 BN; and
(d) hydroprocessing at least a portion of the tar-fluid mixture in the presence of molecular hydrogen to produce a pretreater effluent comprising a vapor portion and a liquid portion, wherein:
(i) the liquid portion comprises a pretreated tar-fluid mixture which includes a pretreated pyrolysis tar,
(ii) the pretreated tar-fluid mixture has a reactivity (RF)<12 BN, and
(iii) the hydroprocessing is carried out under Pretreatment Hydroprocessing Conditions which include a temperature TPT?400° C., a space velocity (WHSVPT) ?0.3 hr?1 based on the weight of the hydroprocessed portion of the tar-fluid mixture, a total pressure (PPT) ?8 MPa, and supplying the molecular hydrogen at a rate <3000 standard cubic feet per barrel of the hydroprocessed portion of the tar-fluid mixture (SCF/B).

US Pat. No. 10,988,696

SYSTEMS FOR ISOMERIZATION AND CATALYTIC ACTIVATION OF PENTANE-ENRICHED HYDROCARBON MIXTURES

Phillips 66 Company, Hou...

1. A system for converting a feedstock comprising pentanes to produce a liquid transportation fuel, the system comprising:a. a first separator operable to receive a hydrocarbon feed stream comprising at least 50 wt. % pentanes, including both n-pentane and isopentane, and further operable to at least partially separate constituents in the hydrocarbon feed stream according to the vapor pressure of each constituent, to produce:
i. a first fraction comprising at least 80% of the isopentane present in the hydrocarbon feed stream, and further comprising at least 90% of hydrocarbons present in the hydrocarbon feed stream that have a vapor pressure equal to or greater than the vapor pressure of isopentane;
ii. a second fraction that comprises at least 80% of the n-pentane present in the hydrocarbon feed stream and at least 90% of any hydrocarbons containing six or more carbon atoms that were present in the hydrocarbon feed stream;
b. an isomerization reactor containing at least one isomerization catalyst and comprising a isomerization reaction zone, wherein the isomerization reactor is operable to receive at least a portion of the second fraction and facilitate contact between the second fraction and the isomerization catalyst in the isomerization reaction zone, wherein the isomerization reactor is further operable to maintain a temperature and pressure in the isomerization reaction zone that facilitates catalytic isomerization of at least a portion of the n-pentane to isopentane by the isomerization catalyst to produce an isomerization effluent that has an increased ratio of isopentane to n-pentane (on a molar basis) relative to the hydrocarbon feed stream;
c. an activation reactor containing an activation catalyst and comprising an activation reaction zone, the activation reactor operable to receive the first fraction and facilitate contact between the first fraction and the activation catalyst in the activation reaction zone, wherein the activation reactor is further operable to maintain a temperature and a pressure in the activation reaction zone that facilitates the catalytic conversion of at least a portion of the first fraction by the activation catalyst to produce an activation effluent comprising olefins containing from two to five carbon atoms, monocyclic aromatics and unconverted alkanes containing from two to five carbon atoms.

US Pat. No. 10,988,691

LIQUID-CRYSTAL MEDIUM

Merck Patent GmbH, Darms...

1. A liquid-crystal medium having positive dielectric anisotropy, comprising:60% or more by weight of one or more compounds of formula I and 5% or more by weight of one or more compounds of formula II

wherein
R1 and R2, independently of one another, denote alkyl, alkoxy, fluorinated alkyl or fluorinated alkoxy having 1 to 7 C atoms, alkenyl, alkenyloxy, alkoxyalkyl or fluorinated alkenyl having 2 to 7 C atoms,

on each appearance, independently of one another, denote

L11, L12, L21 and L22, independently of one another, denote H or F,
X1 and X2, independently of one another, denote halogen, halogenated alkyl or alkoxy having 1 to 3 C atoms or halogenated alkenyl or alkenyloxy having 2 or 3 C atoms,
Z2 denotes —CH2CH2—, —CF2CF2—, —COO—, trans-CH?CH—, trans-CF?CF—, —CH2O— or a single bond, and
m and n, independently of one another, denote 0, 1, 2 or 3;
10-20% by weight of one or more compounds of formula III
whereinR31 and R32, independently of one another, denote alkyl, alkoxy, fluorinated alkyl or fluorinated alkoxy having 1 to 7 C atoms, alkenyl, alkenyloxy, alkoxyalkyl or fluorinated alkenyl having 2 to 7 C atoms,

and
independently of one anotherand, if
occurs twice, also these independently of one another, denote
Z31 and Z32, independently of one another and, if Z31 occurs twice, also these independently of one another, denote —CH2CH2—, —COO—, trans-CH?CH—, trans-CF?CF—, —CH2O—, —CF2O—, —C?C— or a single bond, and
p denotes 0, 1 or 2,
and wherein said compounds of formula III are not compounds of formula I or formula II; and
1-12% by weight of one or more compounds of the following formula PGP-n-m

wherein n and m each, independently, denote 1 to 7;wherein the 60% or more by weight of compounds of formula I includes 31% to 42% by weight of compounds selected from compounds of formulae I-1a and I-1b

US Pat. No. 10,988,685

QUANTUM DOTS, A COMPOSITION OR COMPOSITE INCLUDING THE SAME, AND AN ELECTRONIC DEVICE INCLUDING THE SAME

SAMSUNG DISPLAY CO., LTD....

1. A quantum dot comprising:a semiconductor nanocrystal particle;
a first ligand bound to a surface of the semiconductor nanocrystal particle; and
a second ligand bound to the surface of the semiconductor nanocrystal particle,
wherein the second ligand comprises a compound represented by Chemical Formula 2-1, Chemical Formula 2-2, or Chemical Formula 2-3:
Ra-L-(CRR)nSM  Chemical Formula 2-1RRNCSSM  Chemical Formula 2-3
wherein
Ra includes a substituted or unsubstituted C1 to C24 alkyl group, a substituted or unsubstituted C2 to C24 alkenyl group, and a substituted or unsubstituted C6 to C20 aryl group, R is the same or different, and is each independently hydrogen or a substituted or unsubstituted C1 to C24 alkyl group, n is an integer of 0 to 15, L is a direct bond, a sulfonyl (—S(?O)2—), carbonyl (—C(?O)—), ether group (—O—), sulfide group (—S—), sulfoxide group (—S(?O)—), ester group (—C(?O)O—), amide group (—C(?O)NR1—) (wherein R1 is hydrogen or a C1 to C10 alkyl group), a substituted or a unsubstituted C1 to C10 alkylene, a C2 to C10 alkenylene, or a combination thereof, and M is hydrogen, or sodium,
wherein the first ligand comprises a compound represented by Chemical Formula 1:
MAn  Chemical Formula 1
wherein M is Mg, Ca, or Zn, n is determined depending on a valency of the M and is an integer of greater than or equal to 2, each A is the same or different, and is independently a C1 to C10 organic group, fluorine, bromine, chlorine, or a combination thereof, and
wherein the compound represented by Chemical Formula 1 comprises an organic metal salt, a halogenated metal, a hydrocarbyl metal, a hydrocarbyl metal halide, or a combination thereof, and
wherein when a plurality of the quantum dots are included in a composition comprising a binder polymer having a carboxylic acid group and the composition is left at 4° C. for 144 hours, an increase of a viscosity of the composition is less than about 10% with respect to an initial viscosity of the composition.

US Pat. No. 10,988,682

USING POLYAMINATED FATTY ACID-BASED OIL COMPOSITIONS FOR CONTROLLING DUST FROM ADDITIVE PARTICLES

Halliburton Energy Servic...

1. A composition comprising:additive particles for a well treatment fluid; and
a polyaminated fatty acid-based oil composition disposed on a surface of at least a portion of the additive particles, wherein the polyaminated fatty acid-based oil composition comprises a polyaminated fatty acid and an organic solvent, and wherein the polyaminated fatty acid-based oil composition is present on the additive particles in a concentration of about 0.01% v/w to about 5% v/w.

US Pat. No. 10,988,681

NANOCOMPOSITE COATED PROPPANTS AND METHODS OF MAKING AND USE THEREOF

Saudi Arabian Oil Company...

8. A proppant, comprising:a proppant particle; and
a nanocomposite proppant coating comprising a surface modifier, a first resin, a coupling agent, a crosslinker, and a nano-reinforcing agent comprising both carbon nanotubes and graphene, wherein:
the nanocomposite proppant coating coats the proppant particle;
the nanocomposite proppant coating comprises from 1 to 2 wt. % carbon nanotubes as calculated by weight of the first resin and from 1 to 2 wt. % graphene as calculated by weight of the first resin, in which the carbon nanotubes are connected to the graphene via sp2 covalent bonds, wherein:
the nanocomposite proppant coating comprises from 2 to 3 wt. % carbon nanotubes and graphene combined as calculated by weight of the first resin;
the surface modifier comprises an alkyl fluorosilane solution, a fluorinated surfactant, a fluorinated polymer, a fluorinated polymeric surfactant, or combinations of these;
the coupling agent comprises at least one of 3-glycidoxypropyltrimethoxysilane, 3-aminopropyltriethoxysilane, 3-aminopropyltrimethoxysilane, and 3-chloropropyltrimethoxysilane;
the crosslinker comprises at least one of hexamethylenetetramine, paraformaldehyde, oxazolidines, melamine resins, aldehyde donors, or resole polymers;
the proppant comprises from 10 to 18 wt. % crosslinker as calculated by a weight of the first resin; and
the proppant particle is a particle of a material comprising at least one of oxides, silicates, sand, ceramic, a second resin, plastic, mineral, glass, graded sand, treated sand, resin-coated sand, resin-coated particles, bauxite, sintered bauxite, glass particles, glass beads, and combinations of any of these.

US Pat. No. 10,988,676

METHODS OF MAKING AND USING A HIGH TEMPERATURE WELLBORE SERVICING FLUID

Halliburton Energy Servic...

1. A method of servicing a wellbore penetrating a subterranean formation, wherein the wellbore has a conduit disposed therein forming an annular space between an outer wall of the conduit and an inner wall of the wellbore, comprising:pumping a first fluid followed by a spacer fluid followed by a second fluid from the surface down an inner flow bore of the conduit, out an end of the conduit, and back up the annular space toward the surface, wherein the spacer fluid comprises a first polymer, a second polymer and water, wherein the conduit comprises casing, the first fluid is a drilling fluid, and the second fluid is a cementitious fluid and wherein:
the first polymer is formed by polymerizing monomers comprising three of 2-Acrylamido-2-methyl propane sulfonic acid (AMPS), N,N-dimethylacrylamide (NNDMA), acrylamide, N-vinylacetamide, allyloxy-2-hydroxy propane sulfonic acid (AHPS), acrylic acid (AA), 2-acrylamido-2-tert.-butyl sulfonic acid (ATBS), or N,N-Dimethylaniline; and
the second polymer is formed by polymerizing monomers comprising 2-acrylamido-2-methylpropane sulfonic acid (AMPS), vinylpyrrolidinone, and crosslinkers comprising pentaerythritol allyl ether and methylenebisacrylamide, whereinat least one of the following conditions (i) or (ii) is satisfied:(i) at 80° F. to 375° F. and 3000 psi the spacer fluid has a plastic viscosity of from about 300 cP to about 20 cP, or
(ii) at 80° F. to 375° F. and 3000 psi the spacer fluid has a yield point of from about 30 lbf/100 ft2 to about 5 lbf/100 ft2.

US Pat. No. 10,988,672

DEFOAMING COMPOSITION COMPRISING A TALL-OIL-DERIVED SURFACTANT

Halliburton Energy Servic...

1. A method of treating a subterranean formation, the method comprising:providing a defoaming composition, wherein the defoaming composition comprises a tall-oil-derived surfactant comprising a reaction product of tall oil fatty acids with reactants comprising diethylenetriamine, maleic anhydride, tetraethylenepentamine, and triethylenetetramine, and wherein the tall-oil-derived surfactant is provided in an oil-based carrier fluid:
mixing the defoaming composition with an aqueous fluid to form a drilling treatment fluid such that foaming in the treatment drilling fluid is reduced, wherein the defoaming composition is present in the drilling fluid in an amount of about 0.025 wt. % to about 10 wt. % by weight of the drilling fluid, wherein the defoaming composition comprises the tall-oil-derived surfactant in an amount of about 20 wt. % to about 100 wt. % based on a total weight of the defoaming composition, wherein the drilling fluid is a water-based fluid, and wherein the drilling fluid has a defoam time of about 2 minutes to about 10 minutes after the mixing: and
placing the drilling fluid into the subterranean formation, wherein the placing the drilling fluid into the subterranean formation comprises pumping the drilling fluid downhole through a drill string and past a drill bit, circulating the drilling fluid in a wellbore penetrating the subterranean formation and back to surface of the wellbore.

US Pat. No. 10,988,667

PERMEABLE AND DECOMPOSABLE PLUG FORMING RAPIDLY DEHYDRATING FLUID (RDF)

Saudi Arabian Oil Company...

1. A method of manufacturing a rapidly dehydrating fluid (RDF) composition, comprising the steps (a) to (c) in the following order:(a) mixing a carrier fluid and a cellulosic viscosifier to form a mixture, wherein the cellulosic viscosifier is present in an amount of 3 weight % of the total weight (w/w%) to 4 w/w%;
(b) mixing a plurality of particles formed from date tree seeds into the mixture, each of the plurality of particles formed from date tree seeds has a size of 400 microns to 595 microns,
wherein the plurality of particles formed from date tree seeds are present in an amount of 4 weight % of the total weight (w/w%) to about 5 w/w%; and
(c) mixing a plurality of date tree trunk fibers into the mixture, the date tree trunk fibers comprising fibers formed from date tree trunks,
wherein the plurality of date tree trunk fibers are present in an amount of 7 weight % of the total weight (w/w%) to about 8 w/w%,
wherein the RDF composition has a dehydration time of between 1.15 and 1.5 minutes at 100 pounds-per-square inch differential (psid) pressure.

US Pat. No. 10,988,666

PERMEABLE AND DECOMPOSABLE PLUG FORMING RAPIDLY DEHYDRATING FLUID (RDF)

Saudi Arabian Oil Company...

1. A rapidly dehydrating fluid (RDF) composition,comprising: a carrier fluid;
a cellulosic viscosifier present in an amount of 3 weight % of the total weight (w/w %) to 4 w/w %;
a plurality of particles formed from date tree seeds, wherein the plurality of particles formed from date tree seeds are present in an amount of 4 weight % of the total weight (w/w %) to about 5 w/w % and each of the plurality of particles formed from date tree seeds has a size of 400 microns to 595 microns: and
a plurality of date tree trunk fibers, the date tree trunk fibers comprising fibers formed from date tree trunks, wherein the plurality of date tree trunk fibers are present in an amount of 7 weight % of the total weight (w/w %) to about 8 w/w %;
wherein the RDF composition has a dehydration time of between 1.15 and 1.5 minutes at 100 pounds-per-square inch differential (psid) pressure.

US Pat. No. 10,988,663

METHOD FOR SEALING A VOID IN A WELL USING A SMART GEL SEALANT

CHEVRON U.S.A. INC., San...

1. A method for sealing a void in a well comprising:injecting into the well a triggerable gel composition having an untriggered size and comprising a polymer, where the polymer comprises an inert monomer, a practical monomer, and less than 1.5% by weight of a cross-linker, wherein when the triggerable gel composition is exposed to CO2, the triggerable gel composition swells to at least ten times the untriggered size, wherein the triggerable gel composition does not comprise cement, and wherein the CO2 is present in the well prior to injecting the triggerable gel composition.

US Pat. No. 10,988,660

RHEOLOGY MODIFIER FOR SUBTERRANEAN TREATMENT FLUIDS

Lamberti SPA, Albizzate ...

1. A slurry comprising:a) from 10 to 50% by weight (% wt) of a pyromellitamide of formula I:

wherein R1, R2, R3, and R4 are, independently from each other, a linear or branched C4-C24 alkyl chain and R5, R6, R7, and R8 are, independently from each other, hydrogen or a linear or branched C4-C24 alkyl chain;
b) from 20 to 65% wt of a mutual solvent;
c) from 0 to 10% wt of a water-soluble inorganic salt;
d) from 0.05 to 5% wt of a thickener for aqueous systems;
e) from 10 to 50% wt of water.

US Pat. No. 10,988,658

DATE TREE WASTE-BASED TRINARY FIBROUS MIX FOR MODERATE TO SEVERE LOSS CONTROL

Saudi Arabian Oil Company...

1. An altered drilling fluid, comprising:a drilling fluid; and
a lost circulation material (LCM), wherein the LCM comprises:
a first plurality of fibers produced from date tree trunks, wherein each of the first plurality of fibers produced from date tree trunks has a diameter in the range of 0.4 millimeters (mm) to about 0.8 mm; and
a second plurality of fibers produced from at least one of date tree leaves and date tree leaf stems, wherein each of the second plurality of fibers produced from at least one of date tree leaves and date tree leaf stems has a diameter in the range of 0.5 millimeters (mm) to about 1 mm; and
a third plurality of fibers produced from date tree panicles, wherein each of the third plurality of fibers produced from date tree panicles has a diameter in the range of about 0.5 mm to about 1 mm,
wherein the first plurality of fibers comprise 30% by weight of the LCM, the second plurality of fibers comprise 30% by weight of the LCM, and the third plurality of fibers comprise 40% by weight of the LCM.

US Pat. No. 10,988,657

CLAY STABILIZERS

Halliburton Energy Servic...

1. A method of treating a subterranean formation, the method comprising:placing in the subterranean formation a composition comprising a clay stabilizer having the structure:

wherein
R1 is an unsubstituted C2 hydrocarbylene,
R2 at each occurrence is independently an unsubstituted C2 hydrocarbylene,
the left terminal group Y is a substituted amino group, wherein the substituent is an organic group, and the right terminal group Y is an unsubstituted (C1-C20) hydrocarbyloxy group,
x is an integer from 1 to 200,000,
wherein the organic group contains a heteroatom.

US Pat. No. 10,988,648

ELONGATED ABRASIVE PARTICLE WITH ENHANCED RETENTION FEATURES

3M INNOVATIVE PROPERTIES ...

1. An abrasive particle comprising:an elongated body defined between opposed first and second ends each defining a substantially planar surface, wherein the elongated body has an axis extending through the first and second ends, the first and second ends have respective first and second cross-sectional areas, at least one of the first and second ends are oriented at an angle relative to the axis that is less than 90 degrees, the elongated body has a variable cross-sectional area centered along the axis, and at least one cross-sectional area between the first and second ends represents a local minimum cross-sectional area; and
wherein the particle has an aspect ratio of a length to a width of 3:1 to 6:1.

US Pat. No. 10,988,631

GAS BARRIER FILM AND METHOD OF PRODUCING A GAS BARRIER FILM

FUJIFILM Corporation, To...

1. A gas barrier film comprising:on one surface of a transparent base material,
a gas barrier layer having,
one or more combinations of an inorganic layer and an organic layer, which is a base layer of the inorganic layer, and
an overcoat layer including an organic compound and provided on a surface of the inorganic layer, which is most distant from the base material; and
on a surface of the base material opposite to the surface on which the gas barrier layer is provided,
a hardcoat layer in which particles are dispersed in an organic compound,
wherein a particle diameter of the particles of the hardcoat layer is smaller than a thickness of the overcoat layer,
a pencil hardness of the hardcoat layer is equal to or higher than a pencil hardness of the overcoat layer, and
the pencil hardness of the overcoat layer is HB to 3H, and a difference between the pencil hardness of the overcoat layer and the pencil hardness of the hardcoat layer is within 2 grades.

US Pat. No. 10,988,624

ULTRAVIOLET ABSORBING FILM PROVIDED ON A SURFACE OF AN OPTICAL ELEMENT AND USE THEREOF FOR REDUCING INTERNAL REFLECTIONS

HOYA CORPORATION, Tokyo ...

1. An ultraviolet absorbing film that is homogeneous, that absorbs ultraviolet light, and that is provided on an optical element to reduce internal reflections therein, the ultraviolet absorbing film comprising:a transition metal oxide of a transition metal selected from the group consisting of Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ce, and combinations thereof that contains no organic constituent,
wherein the ultraviolet absorbing film is formed by a process that comprises:
(a) applying on at least one surface of the optical element an ultraviolet absorbing paint comprising:
an oxide precursor of a transition metal selected from the group consisting of Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ce, and combinations thereof, which, when heated to a predetermined temperature, forms a transition metal oxide that contains no organic constituent; and
a binder component or a solvent in which the oxide precursor is dissolved and which substantially completely decomposes or volatilizes at the predetermined temperature at which the oxide precursor forms the transition metal oxide on the at least one surface of the optical element to provide a coating; and
(b) heating the coating to the predetermined temperature at which the oxide precursor forms the transition metal oxide and the binder or the solvent substantially completely decomposes or volatilizes so that the transition metal oxide contains no organic constituent, and the ultraviolet absorbing film is homogeneous, absorbs ultraviolet light, and reduces internal reflection in the optical element.

US Pat. No. 10,988,507

IMMUNOMODULATORS

bristol-myers squibb comp...

1. A compound of formula (I)
or a pharmaceutically acceptable salt thereof, wherein:
A is selected from a bond,

wherein:
denotes the point of attachment to the carbonyl group and denotes the point of attachment to the nitrogen atom;
z is 0, 1, or 2;
w is 1 or 2;
n is 0 or 1;
m is 1 or 2;
m? is 0 or 1;
p is 0, 1, or 2;
Rx is selected from hydrogen, amino, hydroxy, and methyl;
R14 and R15 are independently selected from hydrogen and methyl; and
Rz is selected from hydrogen and —C(O)NHR16; wherein R16 is selected from hydrogen, —CHR17C(O)NH2, —CHR17C(O)NHCHR18C(O)NH2, and —CHR17C(O)NHCHR18C(O)NHCH2C(O)NH2; wherein R17 is selected from hydrogen and —CH2OH and wherein R18 is selected from hydrogen and methyl;
Rv is hydrogen or a natural amino acid side chain;
Rc, Rf, Rh, Ri and Rm are hydrogen;
Rn is hydrogen;
Ra, Re, and Rj are each independently selected from hydrogen and methyl;
Rk is selected from hydrogen and methyl;
R3 and R13 are independently selected from a natural amino acid side chain, an unnatural amino acid side chain, —(C(R17a)2)2—X—R30; —C(R17a)2C(O)N(R16a)C(R17a)2—X?—R31; —C(R17a)2[C(O)N(R16a)C(R17a)2]w?—X—R31; —(C(R17a)(R17)C(O)NR16a)n?—H; and —(C(R17a)(R17)C(O)NR16a)m?—C(R17a)(R17)—CO2H;
R1, R2, R4, R5, R6, R7, R8, R9, R10, R11, and R12 are independently selected from a natural amino acid side chain, an unnatural amino acid side chain, or form a ring with the corresponding vicinal R group as described below;
Re and Rk can each form a ring with the corresponding vicinal R group and the atoms to which they are attached selected from azetidine, pyrollidine, morpholine, piperidine, piperazine, and tetrahydrothiazole; wherein each ring is optionally substituted with one to four groups independently selected from amino, cyano, methyl, halo, and hydroxy;
Rb is methyl or Rb and R2, together with the atoms to which they are attached, form a ring selected from azetidine, pyrollidine, morpholine, piperidine, piperazine, and tetrahydrothiazole; wherein each ring is optionally substituted with one to four groups independently selected from amino, cyano, methyl, halo, and hydroxy;
Rd is hydrogen or methyl, or, Rd and R4, together with the atoms to which they are attached, can form a ring selected from azetidine, pyrollidine, morpholine, piperidine, piperazine, and tetrahydrothiazole; wherein each ring is optionally substituted with one to four groups independently selected from amino, cyano, methyl, halo, hydroxy, and phenyl;
R9 is hydrogen or methyl or R9 and R7, together with the atoms to which they are attached, can form a ring selected from azetidine, pyrollidine, morpholine, piperidine, piperazine, and tetrahydrothiazole; wherein each ring is optionally substituted with a group selected from and is also optionally substituted with one to three additional groups independently selected from amino, benzyl optionally substituted with a halo group, benzyloxy, cyano, cyclohexyl, methyl, halo, hydroxy, isoquinolinyloxy optionally substituted with a methoxy group, quinolinyloxy optionally substituted with a halo group, and tetrazolyl; and wherein the pyrrolidine and the piperidine ring are optionally fused to a cyclohexyl, phenyl, or indole group; and
R1 is methyl or, R1 and R12, together with the atoms to which they are attached, form a ring selected from azetidine and pyrollidine, wherein each ring is optionally substituted with one to four independently selected from amino, cyano, methyl, halo, and hydroxy;
w? is 2 or 3;
n? is 1-6;
m? is 0-5;
X is a chain of between 1 and 172 atoms wherein the atoms are selected from carbon and oxygen and wherein the chain may contain one, two, three, or four groups selected from —NHC(O)NH—, and —C(O)NH— embedded therein; and wherein the chain is optionally substituted with one to six groups independently selected from —CO2H,
C(O)NH2, —CH2C(O)NH2, and —(CH2)CO2H;
X? is a chain of between 1 and 172 atoms wherein the atoms are selected from carbon and oxygen and wherein the chain may contain one, two, three, or four groups selected from —NHC(O)NH—, and —C(O)NH— embedded therein; and wherein the chain is optionally substituted with one to six groups independently selected from —CO2H,
C(O)NH2, and —CH2CO2H, provided that X? is other than unsubstituted PEG;
R30 is selected from —CO2H, —C(O)NRwRx, and —CH3 wherein Rw and Rx are independently selected from hydrogen and C1-C6alkyl, provided that when X is all carbon, R30 is other than —CH3;
R31 is —CO2H, —C(O)NRwRx, —CH3, alexa-5-SDP, and biotin;
R16a is hydrogen;
each R17a is independently selected from hydrogen, C1-C6alkyl, —CH2OH, —CH2CO2H, —(CH2)2CO2H,
each R17 is independently selected from hydrogen, —CH3, (CH2)zN3, —(CH2)zNH2, —X—R31, —(CH2)zCO2H, —CH2OH, CH2C?CH, and —(CH2)z-triazolyl-X—R35, wherein z is 1-6 and R35 is selected from —CO2H, —C(O)NRwRx, CH3, biotin, -2-fluropyridine, —C(O)—(CH2)2—C(O)O-vitamin E, —C(O)O-vitamin E; and

provided at least one R17 is other than hydrogen, —CH3, or —CH2OH; and
provided that at least one of R3 and R13 is selected from —(C(R17a)2)2—X—R30; —C(R17a)2C(O)N(R16a)C(R17a)2—X?—R31; —C(R17a)2[C(O)N(R16a)C(R17a)2]w?—X—R31; —(C(R17a)(R17)C(O)NR16a)n?—H; and —(C(R17a)(R17)C(O)NR16a)m?—C(R17a)(R17)—CO2H.

US Pat. No. 10,988,505

MATRIPTASE INHIBITORS AND USES THEREOF

1. A compound of formula:
or a pharmaceutically acceptable salt thereof.

US Pat. No. 10,988,496

PLATINUM (IV) COMPLEX

Nippon Kayaku Kabushiki K...

1. An isolated platinum(IV) complex of the following General Formula (I):wherein X1 and X2 form oxalate and Y represents a chlorine atom or a bromine atom.

US Pat. No. 10,988,487

SUBSTITUTED N?-HYDROXYCARBAMIMIDOYL-1,2,5-OXADIAZOLE COMPOUNDS AS INDOLEAMINE 2,3-DIOXYGENASE (IDO) INHIBITORS

1. A compound of formula (I), or a pharmaceutically acceptable salt thereof:wherein:m is 0, 1, 2, or 3; n is 1, 2, or 3,X is —S— or —NH—;R is selected from the group consisting of:(a) hydrogen,
(b) C1-6alkyl, optionally substituted with one to three substituents independently selected from the group consisting of (i) —OH, (ii) halogen, and (iii) —NH2,
(c) C3-6cycloalkyl, optionally substituted with one to three substituents independently selected from the group consisting of (i) NH2, (ii) —NH—S(O)2—NH2 and (iii) —NH—C(O)—C1-6alkyl, optionally substituted with —OH,
(d) C4-6cycloalkenyl, optionally substituted with an oxo,
(e) —(C?O)—NH—Ra, wherein Ra is selected from the group consisting of:
(i) hydrogen,
(ii) —C1-6alkyl, optionally substituted with one to three substituents independently selected from the group consisting of (1) halogen, (2) —OH and (3) —S(O)2—C1-6alkyl,
(iii) —C1-6alkoxy, and
(iv) —C3-6cycloalkyl,
(f) —NRxRy, wherein each of Rx and Ry is independently selected from the group consisting of:
(i) hydrogen,
(ii) —(C?O)—Ra, wherein Ra is selected from the group consisting of (1) hydrogen, and (2) —C1-6alkyl, optionally substituted with one to three substituents independently selected from halogen and —CN, (3) —NH2, (4) —NH—C1-6alkyl, optionally substituted with —OH, —O-methyl, or —CN, (5) —NH—C3-6cycloalkyl, and (6) heterocyclyl, optionally substituted with —OH,
(iii) —S(O)2—NH2,
(iv) —S(O)2—CH3, and
(v) C4-5cycloalkenyl, optionally substituted with one to four substituents independently selected from the group consisting of (1) oxo, (2) —C1-6alkyl, and (3) —NH—C1-6alkyl,
(g) a 4-, 5- or 6-membered heterocyclyl, optionally substituted with one to four substituents independently selected from the group consisting of (i) halogen, (ii) C1-6alkyl, (iii) oxo, (iv) —C(O)—C1-6alkyl, optionally substituted with one to three groups independently selected from —OH and —O—C1-6alkyl, (v) —S(O)2—NH2 and (vi) —S(O)2—NH—C1-6alkyl, optionally substituted with —OH,
(h) —S(O)2—C1-6alkyl, optionally substituted with one to three —OH groups,
(i) —O—S(O)2—NH2;
(j)

(k) a 7-, 8-, 9- or 10-membered bi-cyclic heterocyclyl, optionally substituted with one to three substituents independently selected from the group consisting of (i) halogen, (ii) C1-6alkyl and (iii) oxo, and
(l) aryl, optionally substituted with one to three substituents independently selected from the group consisting of (i) halogen and (ii) —B(OH)2;
each occurrence of R1 is independently selected from the group consisting of (a) hydrogen, (b) halogen, (c) —CN, and (d) C1-6 alkyl, optionally substituted with 1 to 3 halogens;
each occurrence of R2 is independently selected from the group consisting of (a) hydrogen, (b) halogen, (c) —OH, (d) —NH2 and (e) C1-6 alkyl, optionally substituted with —OH;
each occurrence of R3 is independently selected from the group consisting of (a) hydrogen, (b) halogen, (c) C1-6 alkyl, and (d) —O—C1-6 alkyl; and
R4 is selected from the group consisting of (a) hydrogen and (b) C1-4 alkyl.

US Pat. No. 10,988,486

NITROGEN-CONTAINING CYCLIC COMPOUND AND COLOR CONVERSION FILM COMPRISING SAME

LG CHEM, LTD., Seoul (KR...

1. A compound of Chemical Formula 1:
wherein in Chemical Formula 1:
R1 to R6, R8, R9, and R11 are the same as or different from each other, and are each independently hydrogen, deuterium a halogen group, a nitrile group, a nitro group, a hydroxy group, a carboxy group (—COOH), —C(?O)OR, an ether group, an ester group, an imide group, an amide group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryloxy group, a substituted or unsubstituted alkylthioxy group, a substituted or unsubstituted arylthioxy group, a substituted or unsubstituted alkyl sulfoxy group, a substituted or unsubstituted aryl sulfoxy group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted silyl group, a substituted or unsubstituted boron group, a substituted or unsubstituted amine group, a substituted or unsubstituted arylphosphine group, a substituted or unsubstituted phosphine oxide group, a substituted or unsubstituted aryl group, a substituted or unsubstituted heteroaryl group, or a substituted or unsubstituted aliphatic heterocyclic group;
R7 and R10 are the same as or different from each other, and are each independently deuterium, a halogen group, a nitrile group, a nitro group, a hydroxy group, a carboxy group (—COOH), —C(?O)OR?, an ether group, an ester group, an imide group, an amide group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryloxy group, a substituted or unsubstituted alkylthioxy group, a substituted or unsubstituted arylthioxy group, a substituted or unsubstituted alkylsulfoxy group, a substituted or unsubstituted arylsulfoxy group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted silyl group, a substituted or unsubstituted boron group, a substituted or unsubstituted amine group, a substituted or unsubstituted arylphosphine group, a substituted or unsubstituted phosphine oxide group, a substituted or unsubstituted aryl group, a substituted or unsubstituted heteroaryl group, or a substituted or unsubstituted aliphatic heterocyclic group;
R is a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group;
R? is a substituted or unsubstituted alkyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted fluoroalkyl group, or a substituted or unsubstituted aryl group;
at least one of R6 to R11 is a steric hindrance imparting group; and
X1 and X2 are the same as or different from each other, and are each independently a halogen group, a nitrile group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryloxy group, or a substituted or unsubstituted aryl group, or X1 and X2 combine with each other to form a substituted or unsubstituted ring,
wherein at least one of R6, R8, R9, and R11 is —C(?O)OR, a monocyclic or polycyclic cycloalkyl group or a monocyclic or polycyclic aliphatic heterocyclic group, R is a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group, and the others of R6 to R8, R9, and R11 are hydrogen, deuterium, a nitrile group, or a substituted or unsubstituted alkyl group.

US Pat. No. 10,988,485

KRAS G12C INHIBITORS AND METHODS OF USING THE SAME

Amgen Inc., Thousand Oak...

1. A compound having a structure of formula (I)whereinE1 and E2 are each independently N or CR1;
is a single or double bond as necessary to give every atom its normal valence;
R1 is independently H, hydroxy, —C1-6haloalkyl, —C1-6alkoxy, —NH—C1-6alkyl, —N(C1-4alkyl)2, cyano, or halo;
R2 is halo, —C1-6alkyl, —C1-6haloalkyl, —N(R2a)2, —C2-6alkenyl, —C2-6alkynyl, —C0-3alkylene-C3-14cycloalkyl, —C0-3alkylene-C2-14heterocycloalkyl, aryl, heteroaryl, —C0-3alkylene-C6-14aryl, or —C0-3alkylene-C2-14heteroaryl, and each R2a is independently H, —C1-6alkyl, —C1-6haloalkyl, —C3-14cycloalkyl, —C2-14heterocycloalkyl, —C2-6alkenyl, —C2-6alkynyl, aryl, or heteroaryl, or two R2a substituents, together with the nitrogen atom to which they are attached, form a 3-7-membered ring;
R3 is halo, —C1-6alkyl, C3-6cycloalkyl, —C2-14heterocycloalkyl, —C2-6alkenyl, —C2-6alkynyl, aryl, or heteroaryl;
R4 is

ring A is a saturated monocyclic 4-7 membered ring or a bicyclic, bridged, fused, or spirocyclic 6-11 membered ring, wherein the ring is a carbon ring system comprising 1, 2, 3, or 4 heteroatoms independently selected from O, N, or S;
L is a bond, —C1-6alkylene, —O—C0-6alkylene, —S—C0-6alkylene, or —NH—C0-6alkylene, and for —C2-6alkylene, —O—C2-6alkylene, —S—C2-6alkylene, and —NH—C2-6alkylene, one carbon atom of the alkylene group can optionally be replaced with O, S, or NH;
R4a is H, C1-6alkyl, C2-6alkynyl, C1-6alkylene-O—C1-4alkyl, C1-6alkylene-OH, C1-6 haloalkyl, cycloalkyl, heterocycloalkyl, C0-3alkylene-C3-14cycloalkyl, C0-3alkylene-C2-14heterocycloalkyl, aryl, heteroaryl, C0-3alkylene-C6-14aryl, or selected from

R5 and R6 are each independently H, halo, —C1-6alkyl, —C2-6alkynyl, —C1-6 alkylene-O—C1-4alkyl, —C1-6alkylene-OH, —C1-6haloalkyl, —C1-6alkyleneamine, —C0-6alkylene-amide, —C0-3alkylene-C(O)OH, —C0-3alkylene-C(O)OC1-4alkyl, —C1-6 alkylene-O-aryl, —C0-3alkylene-C(O)C1-4alkylene-OH, cycloalkyl, heterocycloalkyl, aryl, heteroaryl, —C0-3alkylene-C3-14cycloalkyl, —C0-3alkylene-C2-14heterocycloalkyl, —C0-3alkylene-C6-14aryl, —C0-3alkylene-C2-14heteroaryl, or cyano, or R5 and R6, together with the atoms to which they are attached, form a 4-6 membered ring;
R7 is H or C1-6alkyl, or R7 and R5, together with the atoms to which they are attached, form a 4-6 membered ring;
R8 is H, —C0-3alkylene-C6-14aryl, —C0-3alkylene-C3-14heteroaryl, —C0-3alkylene-C3-14cycloalkyl, —C0-3alkylene-C2-14heterocycloalkyl, —C1-6alkoxy, —O—C0-3alkylene-C6-14aryl, —O—C0-3alkylene-C3-14heteroaryl, —O—C0-3alkylene-C3-14cycloalkyl, —O—C0-3alkylene-C2-14heterocycloalkyl, —NH—C1-8alkyl, —N(C1-8alkyl)2, —NH—C0-3alkylene-C6-14aryl, —NH—C0-3alkylene-C2-14heteroaryl, —NH—C0-3alkylene-C3-14cycloalkyl, —NH—C0-3alkylene-C2-14heterocycloalkyl, halo, cyano, or C1-6alkylene-amine;
wherein the heteroaryl, spiroheterocycloalkyl and heterocycloalkyl groups of any of the R2, R2a, R3, R4, R4a, R5, R6, R7, and R8 substituents have 1, 2, 3 or 4 heteroatoms independently, selected from O, N, or S, wherein the cycloalkyl, spirocycloalkyl, spiroheterocycloalkyl, and heterocycloalkyl groups may include a C?O group, and further wherein the spiroheterocycloalkyl, and heterocycloalkyl groups may include a S?O or SO2;
wherein the —C1-6alkyl, —C2-6alkenyl, —C2-6alkynyl, and the —OC1-6alkyl of any of the R2, R2a, R3, R4, R4a, L, R5, R6, R7, and R8 substituents is unsubstituted or substituted by 1, 2, or 3 R9 substituents independently selected from OH, —OC1-6alkyl, —C1-6alkyl-O—C1-6alkyl, halo, —O-haloC1-6alkyl, —CN, —NRaRb, —NRaRbRc, —OSO2Ra, —SO2Ra, —CH2CH2OCH3, —(?O), —C(?O), —C(?O)Ra, —OC(?O)Ra, —C(?O)ORa, —C(?O)NRaRb, —O—SiRaRbRc, —SiRaRbRc, —O-(3- to 10-membered heterocycloakyl), a 6- to 12-membered aryl or heteroaryl, a 5- to 12-membered spirocycloalkyl or spiroheterocycloalkyl, a 3- to 12-membered cycloalkenyl, a 3- to 12-membered monocyclic or bicyclic cycloalkyl, or a 3- to 12-membered monocyclic or bicyclic heterocycloalkyl group, wherein the heteroaryl, spiroheterocycloalkyl, and heterocycloalkyl groups have 1, 2, 3, or 4 heteroatoms independently selected from O, N, or S, wherein the cycloalkyl, spirocycloalkyl, spiroheterocycloalkyl, and heterocycloalkyl groups may include a C?O group, and further wherein the spiroheterocycloalkyl, and heterocycloalkyl groups may include a S?O or SO2;
wherein the aryl, heteroaryl, cycloalkyl, and heterocycloalkyl group of any of the R1, R2, R2a, R3, R4, R4a, R5, R6, R7, and R8, and R9 substituents can be unsubstituted or substituted with 1, 2, 3, or 4 R10 substituents independently selected from OH, halo, —NRcRd, —C1-6alkyl, —OC1-6alkyl, —C1-6alkyl-OH, —C1-6alkyl-O—C1-6alkyl, C1-6haloalkyl, —O-haloC1-6alkyl, —SO2Rc, —CN, —C(?O)NRcRd, —C(?O)Rc, —OC(?O)Ra, —C(?O)ORc, a 6- to 12-membered aryl or heteroaryl, a 5- to 12-membered spirocycloalkyl or spiroheterocycloalkyl, a 3- to 12-membered cycloalkenyl, a 3- to 12-membered monocyclic or bicyclic cycloalkyl, or a 3- to 12-membered monocyclic or bicyclic heterocycloalkyl group, wherein the heteroaryl, spiroheterocycloalkyl, and heterocycloalkyl groups of R10 have 1, 2, 3, or 4 heteroatoms independently selected from O, N, or S, wherein the cycloalkyl, spirocycloalkyl, and spiroheterocycloalkyl groups of R10 or the heterocycloalkyl group of R10 may include a C?O group, and further wherein the spiroheterocycloalkyl and heterocycloalkyl groups may include a S?O or SO2;
wherein each Ra, Rb, Rc, and Rd is independently hydrogen, OH, —C1-6alkyl, —CH2CH2OCH3, phenyl, —C1-6alkylC(?O)OH, —C1-6alkylC(?O)—O—C1-6alkyl, —C1-6alkyl-3- to 12-membered cycloalkyl, —C1-6alkyl-3- to 12-membered heterocycloalkyl, —C1-6alkyl-6- to 12-membered heteroaryl, a 6- to 12-membered aryl or heteroaryl, a 3- to 12-membered monocyclic or bicyclic cycloalkyl, or a 3- to 12-membered monocyclic or bicyclic heterocycloalkyl group, wherein the heteroaryl group, heterocycloalkyl group of Ra, Rb, Rc, and Rd or the heterocycloalkyl group of the —C1-6alkyl-heterocycloalkyl group of Ra, Rb, Rc, and Rd has from 1, 2, 3, or 4 heteroatoms independently selected from O, N, or S, wherein the cycloalkyl and heterocycloalkyl groups of Ra, Rb, Rc, and Rd and the heterocycloalkyl group of the —C1-6alkyl-heterocycloalkyl groups of Ra, Rb, Rc, and Rd may include a double bond, and further wherein the cycloalkyl and heterocycloalkyl groups of Ra, Rb, Rc, and Rd and the heterocycloalkyl group of the —C1-6alkyl-heterocycloalkyl groups of Ra, Rb, Rc, and Rd may contain a C?O group; and
the alkyl, aryl, heteroaryl, cycloalkyl, heterocycloalkyl groups of Ra, Rb, Rc, and Rd or the heterocycloalkyl groups of the —C1-6alkyl-heterocycloalkyl groups of Ra, Rb, Rc, and Rd can be unsubstituted or substituted with from 1, 2, 3, or 4 R12 substituents, wherein each R12 is independently selected from H, OH, halo, —C1-6alkyl, N(CH3)2, —C1-6haloalkyl, C(?O)CH3, —C(?O)OCH3, or —C1-6alkyl-O—C1-6alkyl; or
a stereoisomer thereof, an atropisomer thereof, a pharmaceutically acceptable salt thereof, a pharmaceutically acceptable salt of the stereoisomer thereof, or a pharmaceutically acceptable salt of the atropisomer thereof.

US Pat. No. 10,988,483

FUSED HETEROAROMATIC-ANILINE COMPOUNDS FOR TREATMENT OF DERMAL DISORDERS

NFlection Therapeutics, I...

1. A compound of Formula (I):
or an N-oxide, a stereoisomer, mixture of stereoisomers, and/or a pharmaceutically acceptable salt thereof,
wherein
R1 is —OR4 or —NR5R5a;
R2a is halo or C1-C6 alkyl;
R2 is —S—C1-C6 alkyl, C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, or halo;
X is —S— or —O—; and when X is —S— and R3, R3a, and R3b are hydrogen, then R2 is C2-C6 alkenyl, C2-C6 alkynyl, or —S—C1-C6 alkyl;
R3, R3a, and R3b are independently hydrogen, C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, —S—C1-C6 alkyl, halo, C1-C6 alkoxy, C3-C8-cycloalkyloxy, heterocycloalkyloxy, heteroaryloxy, or phenoxy wherein each phenyl and heteroaryl is independently optionally substituted with 1, 2, or 3 R6;
R4 is C1-C6 alkyl, C3-C8 cycloalkyl, C3-C8 cycloalkylalkyl, C1-C6 hydroxyalkyl, or C1-C6 alkoxyalkyl;
R5 is hydrogen, C1-C6 alkyl, C3-C8 cycloalkyl, C3-C8 cycloalkyl-C1-C6-alkyl-, C1-C6 hydroxyalkyl, C1-C6 alkoxy-C1-C6-alkyl, or —OR5b;
R5a is hydrogen or C1-C6 alkyl;
R5b is C1-C6 alkyl, C3-C8 cycloalkyl, C3-C8 cycloalkyl-C1-C6-alkyl, C1-C6 hydroxyalkyl, or C1-C6 alkoxy-C1-C6-alkyl;
each R6 is independently selected from the group consisting of carboxy, C1-C6-alkoxycarbonyl, C1-C6-alkyl, C1-C6-haloalkyl, C1-C6-alkoxy-C1-C6-alkyl, C3-C8 cycloalkyl, heterocycloalkyl, —OC(O)R7, —OS(O)2R7, —O—C1-C6-haloalkyl, C3-C8 cycloalkyloxy, heterocycloalkyloxy, aryloxy, heteroaryloxy, amino, C1-C6-alkylamino, di-C1-C6-alkylamino, —NR8aS(O)2R8, —NR8aC(O)R8, —S(O)2R8, —S(O)2NR8aR8, —C(O)R8, —C(O)NR8aR8, and —C1-C6-alkylene-R6a;
each R6a is independently selected from the group consisting of C3-C8 cycloalkyl, heterocycloalkyl, —NH2, —NH(C1-C6-alkyl), —N(C1-C6-alkyl)2, —NR9aS(O)2R9, —NR9aC(O)R9, —S(O)2R9, —S(O)2NR9aR9, —C(O)R9, and —C(O)NR9aR9;
each R7 is independently selected from the group consisting of amino, C1-C6-alkylamino, di-C1-C6-alkylamino, C1-C6 alkyl, C3-C8 cycloalkyl, C1-C6-alkoxy, heterocycloalkyl, aryl, and heteroaryl;
each R8a and R9a is independently H or C1-C6 alkyl; and
each R8 and R9 is independently C1-C6 alkyl, aryl, heteroaryl, C3-C8 cycloalkyl, or heterocycloalkyl.

US Pat. No. 10,988,481

POTENT AND SELECTIVE MU OPIOID RECEPTOR MODULATORS

Virginia Commonwealth Uni...

1. A compound with generic Formula I:
and salts thereof,
wherein * indicates a chiral C that can be either an R configuration or an S configuration in terms of chirality and n is a range of 0 to 3;
and R of Formula I is selected from the group consisting of:

US Pat. No. 10,988,480

OPIOID KETAL COMPOUNDS AND USES THEREOF

Rhodes Technologies, Cov...

1. A compound of Formula IVD or a pharmaceutically acceptable salt thereof:

US Pat. No. 10,988,479

MORPHIC FORMS OF TRILACICLIB AND METHODS OF MANUFACTURE THEREOF

G1 Therapeutics, Inc., R...

8. A pharmaceutical composition comprising the crystalline compound of claim 1 and a pharmaceutically acceptable excipient.