US Pat. No. 10,190,674

DRIVE APPARATUS

DR. ING. H.C.F. PORSCHE A...

1. A drive apparatus, comprising:a housing;
an electric motor arranged in the housing; and
a worm gear mechanism arranged in the housing, wherein the worm gear mechanism includes a worm gear arranged on a rotor shaft of the electric motor and a gearwheel in engagement with the worm gear and fixedly connected to an output shaft so as to rotate with the output shaft,
wherein the electric motor is axially mounted in the housing with one axial end via a stop element and with the opposite axial end via an axial clamping element,
wherein the axial clamping element has a spring element, a separate floating holding element, and a separate elastomer element,
wherein the holding element is arranged axially between the spring element and the elastomer element.

US Pat. No. 10,190,673

ACTIVE OIL MANAGEMENT SYSTEM FOR AXLES

Dana Heavy Vehicle System...

1. An apparatus for regulating lubricant, comprising:a carrier housing having a lubricant sump;
a ring gear disposed within said carrier housing, wherein said ring gear is partially disposed in said lubricant sump;
a lubricant catch disposed in said carrier housing;
a reservoir formed separate and apart from said carrier housing;
a first conduit disposed between said lubricant catch and said reservoir;
a second conduit disposed between said reservoir and said lubricant sump; and
a first valve in fluid communication with said reservoir and said lubricant sump, wherein said first valve is at least partially disposed in said reservoir separate and apart from said carrier housing and said lubricant sump.

US Pat. No. 10,190,670

TORQUE ABSORBER FOR WIND TURBINE GEARBOXES

1. A torque absorber for coupling a protrusion of a wind turbine gearbox to a main frame, the torque absorber comprising:(a) a torque absorber frame comprising first and second ridges connected by a central part;
(b) a first absorbing element;
(c) a second absorbing element; and
(d) means for securing the torque absorber frame to the main frame;the torque absorber being configured and arranged to couple the protrusion of the gearbox to the main frame with the first absorbing element sandwiched between a bottom of the central part and a top of the protrusion, with the second absorbing element sandwiched between a bottom of the protrusion and a surface of the main frame, and with the torque absorber frame and main frame encircling the first and second absorbing elements and the protrusion while leaving visible an unobstructed side view of the protrusion and the first and second absorbing elements, wherein the first and second ridges are parallel to each other and the central part is disposed transverse to the first and second ridges, and wherein the second absorbing element comprises at least one centering pin disposed on a bottom of the second absorbing element.

US Pat. No. 10,190,669

POWER TRANSMISSION DEVICE FOR VEHICLE

TOYOTA JIDOSHA KABUSHIKI ...

1. A power transmission device for a vehicle, the power transmission device comprising:a first rotary shaft;
a second rotary shaft;
a spline fitting portion configured to spline-fit the first rotary shaft and the second rotary shaft in a part of a power transmission path from a power source to a drive wheel; and
a tolerance ring provided at a place at which the first rotary shaft is inserted into the second rotary shaft and which is different from the spline fitting portion,
the tolerance ring including an annular portion formed in a substantially annular shape and a plurality of protrusions protruding from the annular portion,
the annular portion being configured to come into contact with one of the first rotary shaft and the second rotary shaft, and the one of the first rotary shaft and the second rotary shaft being provided with a groove, oil supply holes, and an axial direction oil passage,
the protrusions being configured to come into contact with other one of the first rotary shaft and the second rotary shaft,
the axial direction oil passage being configured to supply a lubricant from outside of the one of the first rotary shaft and the second rotary shaft to the oil supply holes,
the oil supply holes are configured to supply the lubricant to the groove,
the groove being configured to supply the lubricant to a region of the tolerance ring where the annular portion comes into contact, and
the tolerance ring has at least one notch in a part in the circumferential direction for discharging the lubricant supplied to the region of the tolerance ring where the annular portion comes into contact.

US Pat. No. 10,190,668

VEHICLE DIFFERENTIAL LOCK DISENGAGEMENT BYPASS

Brandt Road Rail Corporat...

1. A bypass system for use with a disengagement system for a differential lock in a vehicle having a selectively lockable differential, the differential lock powered by a power fluid selectively allowed by a disengagement control valve, the bypass system comprising:a bypass valve for receiving the power fluid alternatively from the disengagement control valve in a first position and a power fluid source in a second position;
a biasing member for biasing the bypass valve in the first position;
a bypass valve actuator for switching the bypass valve from the first position to the second position; and
power fluid transfer lines for supplying the power fluid to the disengagement control valve and the bypass valve;
such that in the first position, the bypass valve allows unimpeded flow of the power fluid between the disengagement control valve and the differential lock; and
in the second position, the bypass valve blocks flow of the power fluid between the disengagement control valve and the differential lock and thereby prevents disengagement of the differential lock by the disengagement control valve while allowing flow of the power fluid directly from the power fluid source to the differential lock.

US Pat. No. 10,190,667

POWER TRANSMISSION INTERRUPTING DEVICE AND LIMITED-SLIP DIFFERENTIAL

JTEKT CORPORATION, Osaka...

1. A power transmission interrupting device configured to interrupt power transmission between a first rotating member and a second rotating member that are rotatable relative to each other on the same rotational axis, the power transmission interrupting device comprising:an interrupting member including engaging teeth that selectively engage with the second rotating member, and is movable in an axial direction between a coupling position at which the engaging teeth engage with the second rotating member and an uncoupling position at which the engaging teeth do not engage with the second rotating member; and
a moving mechanism that moves the interrupting member in the axial direction, wherein:
the moving mechanism includes an annular electromagnet including a coil winding that generates magnetic flux when current is applied thereto; a yoke constituting part of a magnetic path of the magnetic flux; a moving member, formed by a soft magnetic body, that constitutes the magnetic path of the magnetic flux with the yoke and moves in the axial direction; and a coupling member that couples the moving member with the interrupting member;
the moving member has a cylindrical part facing an inner circumferential surface or an outer circumferential surface of the electromagnet, and an annular cover extending from one end of the cylindrical part in a radial direction and covering one of axial end faces of the electromagnet;
the coupling member is connected between the moving member and the interrupting member; and
when current is applied to the coil winding, the interrupting member moves in the axial direction by the coupling member as the moving member moves so that an interval between the annular cover and the one axial end face of the electromagnet changes.

US Pat. No. 10,190,666

DIFFERENTIAL DEVICE

Musashi Seimitsu Industry...

1. A differential device that distributes rotational power of an input plate between a first output shaft and a second output shaft relatively rotatably arranged on a first rotational axis via a cycloid reduction mechanism or a trochoid reduction mechanism,wherein the reduction mechanism comprises a first differential plate that is disposed so as to be adjacent to one side of the input plate rotating around the first rotational axis, a second differential plate that is disposed so as to be adjacent to one side, on the side opposite to the input plate, of the first differential plate, and an eccentric shaft that supports the first differential plate so as to be able to rotate around a second rotational axis that is eccentric from the first rotational axis, the eccentric shaft being connected to the first output shaft so as to be able to rotate as a unit, and the second differential plate being connected to the second output shaft so as to be able to rotate as a unit,
a first hypo groove part that extends in a peripheral direction along a hypocycloid curve or a hypotrochoid curve of a first wave number is formed in one side face, opposing the first differential plate, of the input plate, a first epi groove part that extends in the peripheral direction along an epicycloid curve or an epitrochoid curve of a second wave number is formed in one side face, opposing the input plate, of the first differential plate, a plurality of first rolling bodies are held between the first hypo groove part and the first epi groove part in an area where the first hypo groove part and the first epi groove part overlap one on another, a second hypo groove part that extends in the peripheral direction along a hypocycloid curve or a hypotrochoid curve of a third wave number is formed in the other side face, opposing the second differential plate, of the first differential plate, a second epi groove part that extends in the peripheral direction along an epicycloid curve or an epitrochoid curve of a fourth wave number is formed in one side face, opposing the first differential plate, of the second differential plate, a plurality of second rolling bodies are held between the second hypo groove part and the second epi groove part in an area where the second hypo groove part and the second epi groove part overlap one on another, and
the first wave number is 8, the second wave number and the third wave number are both 6, and the fourth wave number is 4, or the first wave number and the fourth wave number are both 6, the second wave number is 4, and the third wave number is 8.

US Pat. No. 10,190,665

DRIVE SYSTEM FOR A VEHICLE, AND VEHICLE

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

1. First and second drive systems provided respectively for first and second vehicles that have different power capacities, the drive systems comprisingthe first drive system comprising a first drive motor in a first drive motor housing; a first axle; a first gear chain disposed in a first gear chain housing that has opposite first and second sides, the first side of the first gear chain housing being connected to the first drive motor housing; and a first planetary transmission disposed in a first planetary transmission housing that is connected to the second side of the first gear chain housing, the first gear chain and the first planetary transmission being connected to one another for transmitting a driving torque generated by the first drive motor to the first axle of the first vehicle,
the second drive system comprising a second drive motor in a second drive motor housing; a second axle; a second gear chain disposed in a second gear chain housing that has opposite first and second sides, the first side of the second gear chain housing being connected to the second drive motor housing; and a second planetary transmission disposed in a second planetary transmission housing that is connected to the second side of the second gear chain housing, the second gear chain and the second planetary transmission being connected to one another for transmitting a driving torque generated by the second drive motor to the second axle of the second vehicle, wherein
the first axle and the second axle are identical to one another, the first gear chain and the second gear chain are identical to one another, the first gear chain housing and the second gear chain housing are identical to one another, the first drive motor and the second drive motor are different from one another in that the second drive motor has a different power capacity than the first drive motor and the first planetary transmission and the second planetary transmission are different from one another, and wherein
the first planetary transmission is coordinated with the first drive motor to determine a first overall transmission ratio for the first vehicle, and
the second planetary transmission is coordinated with the second drive motor to determine a second overall transmission ratio for the second vehicle.

US Pat. No. 10,190,664

TRANSMISSION DRIVE UNIT OF A SEAT ADJUSTING DEVICE

Robert Bosch GmbH, Stutt...

1. A transmission drive unit (1) of a seat adjusting device comprising:an electrical drive motor (2),
a spindle drive (3) comprising a spindle (30) which is configured to be driven by the drive
motor (2) and a nut (31) which is connected to a first seat component,
a housing (4), wherein the housing (4) is produced from a plastic material, the housing (4) including a first interface (5) configured to be attached to a second seat component, wherein the first interface (5) includes a through-hole extending through the plastic housing (4) and configured to receive a hinge pin, and the housing (4) further includes a first bearing surface (7) bearing the spindle (30) of the spindle drive (3), and
a metallic reinforcing element (13) arranged on an outer face of the housing (4) and extending partially around the first interface (5).

US Pat. No. 10,190,663

LINEAR GEAR SHIFT MECHANISM

MOTIVE POWER INDUSTRY CO....

1. A linear gear shift mechanism, comprising:a support rotator;
a plurality of transmission balls spaced apart from each other and movably disposed on an outer circumferential surface of the support rotator, with a cylindrical recess disposed on each said transmission ball along a radial direction thereof;
a plurality of driving posts with inward ends movably disposed in the cylindrical recesses along a radial direction of the support rotator;
a gear shift unit movably connected to outward ends of the driving posts and adapted to drive the driving posts to rotate from the radial direction of the support rotator to but not reach an axial direction of the support rotator;
an axial power input rotator having an inward-tilted power input annular surface; and
an axial power output rotator having an inward-tilted power output annular surface, wherein the axial power input rotator and the axial power output rotator are disposed on two opposite sides of the transmission balls to movably clamp the transmission balls between the inward-tilted power input annular surface, the inward-tilted power output annular surface and the outer circumferential surface of the support rotator;
wherein the gear shift unit has a driving ring pivotally connected to the outward ends of the driving posts and capable of undergoing translation in the axial direction of the support rotator.

US Pat. No. 10,190,662

VARIATOR FOR WORK VEHICLE DRIVETRAIN

1. A work vehicle drivetrain, comprising:an engine;
an auxiliary power takeoff (PTO) shaft coupled to the engine and rotatable about a primary power path axis when driven by the engine to drive a shaft-powered implement coupled to the work vehicle; and
a variator assembly, comprising:
a variator motor;
a variator gearbox containing a planetary gear system coupled to the variator motor and to the auxiliary PTO shaft, the planetary gear system being rotatable about a planetary axis coaxial with the primary power path axis of the auxiliary PTO shaft; and
a variator input shaft through which the engine is mechanically coupled to the planetary gear system;
wherein the planetary gear system comprises a first sun gear rotationally fixed to the variator input shaft and a second sun gear adjacent the first sun gear and providing a mechanical output of the variator gearbox.

US Pat. No. 10,190,661

TRANSMISSION FOR VEHICLE

Hyundai Motor Company, S...

1. A transmission for vehicles comprising:a first input shaft and a second input shaft configured to selectively receive power of a drive source via a first clutch and a second clutch;
a first output shaft and a second output shaft arranged parallel to the first input shaft and the second input shaft;
a shift device including a plurality of gear pairs tooth-engaged With the first input shaft and the second input shaft and with the first output shaft and the second output shaft, the gear pairs having different gear ratios, one gear pair conforming to a running speed being selected by a synchronizer to shift and output the power of the drive source; and
a reverse idler gear provided at a reverse idler shaft, the reverse idler gear being tooth-engaged with an input gear provided at the first input shaft or the second input shaft and tooth-engaged with an output gear provided at the first output shaft or the second output shaft, the reverse idler gear being selected by a reverse synchronizer to transmit power provided from the input gear to the output gear,
wherein the gear-pairs for formation of a first stage, a third stage, and a seventh stage are tooth-engaged with the first input shaft and the first output shaft;
wherein the gear pairs for formation of a fifth stage and a ninth stage are tooth-engaged with the first input shaft and the second output shaft;
wherein the gear-pairs for formation of a second stage, a fourth stage, and an eighth stage are tooth-engaged with the second input shaft and the first output shaft;
wherein the gear pairs for formation of a sixth stage and a tenth stage are tooth-engaged with the second input shaft and the second output shaft;
wherein the gear pair for formation of the seventh stage and the gear pair for formation of the ninth stage share a first input gear; and
wherein the gear pair for formation of the eighth stage and the gear pair for formation of the tenth stage share a second input gear.

US Pat. No. 10,190,659

BICYCLE CHAIN

Shimano Inc., Sakai-shi,...

12. A bicycle chain that is configured to engage or disengage with a larger sprocket and a smaller sprocket on a bicycle, the bicycle having a bicycle frame, the bicycle chain comprising:a plurality of inner links and outer links alternately linked together;
each outer link including a pair of outer link plates including a first outer link plate and a second outer link plate, the second outer link plate having an outer perimeter, an interior surface configured to face the first outer link plate in an assembled state of the bicycle chain, and an exterior surface opposite to the interior surface, the second outer link plate comprising:
a first end portion including a first opening having a first center axis;
a second end portion including a second opening having a second center axis parallel to the first center axis; and
an intermediate portion interconnecting the first end portion and the second end portion, the intermediate portion comprising a pair of intermediate edges formed along the intermediate portion, an axially recessed portion, and a chamfered portion provided between at least one of the intermediate edges and the axially recessed portion, wherein
the exterior surface of each outer link plate comprises end portion exterior surfaces provided on the first end portion and second end portion, a recessed exterior surface provided on the axially recessed portion to be further recessed relative to the end portion exterior surfaces, and a chamfered portion exterior surface provided on the chamfered portion, and
the chamfered portion exterior surface is further recessed relative to the recessed exterior surface of the axially recessed portion.

US Pat. No. 10,190,658

CABLE TRACK

Hewlett Packard Enterpris...

1. A cable track comprising:a plurality of multi-channel links pivotally connected to each other, wherein each of the multi-channel links is a unitary body and includes:
a base member,
a first outer member transversely disposed at a first end portion of the base member,
a second outer member transversely disposed at a second end portion of the base member, and
a dividing member transversely disposed on the base member between the first outer member and the second outer member, a first channel being located between the first outer member and the dividing member and a second channel being located between the second outer member and the dividing member;
a first tool-less chassis connector pivotally connected to a first link of the plurality of multi-channel links;
a second tool-less chassis connector pivotally connected to a last link of the plurality of multi-channel links; and
a chassis for receiving electronic devices connected to the first tool-less chassis connector or the second tool-less chassis connector.

US Pat. No. 10,190,656

METHOD AND DEVICE FOR BALANCING A WHEEL BY APPLICATION OF A HOT-MELT ADHESIVE BALANCING MASS

1. Balancing weight material for manufacturing of balancing weights, the balancing weight material comprising:a hot melt adhesive configured as a strand in a solid state prior to application of the hot melt adhesive to a rim, where
the hot melt adhesive comprises a filler of a high-density mass material,
the high-density mass material further comprises milled or ground stainless steel particles with particle sizes with d50 values between 20 ?m and 150 ?m,
the high-density mass material further has a volume fraction of between 35% and 75% relative to the balancing weight material,
the balancing weight material has a first melting temperature at which a surface of the balancing weight material will become adhesive, and
the balancing weight material is configured to be applied directly to the rim via a surface of the balancing weight material that has become adhesive to attach the balancing weight material to the rim.

US Pat. No. 10,190,655

TOOL FOR BALANCING A TURBINE ENGINE MODULE

SNECMA, Paris (FR)

1. Tooling for balancing a turbine engine module in a balancing machine, said module having at least one stator housing and a rotor having a shaft with a longitudinal axis A and at least one blade stage which is connected to a longitudinal end portion of said shaft and which is surrounded by said stator housing, wherein said tooling has at least:a balancing frame, having bearings designed to receive and to guide the shaft and the blade stage of the rotor, the position of at least one of said bearings being adjustable relative to said frame;
first and second attaching means designed to be attached to said stator housing;
third and fourth attaching means provided on said frame, to attach said first and second means, respectively, to said frame, the position of at least one of said third and fourth means being adjustable relative to said frame;
transporting means for transporting the frame;
supporting means for supporting the frame, provided on said frame and designed to cooperate equally well with the balancing machine and with the transporting means for transporting the frame, in order to support said frame in said transporting means for transport and in said balancing machine.

US Pat. No. 10,190,654

APPARATUS FOR A DRIVE SYSTEM HAVING A CARTRIDGE HOUSING ONE OR MORE ELASTOMER MEMBERS

Dayco IP Holdings, LLC, ...

1. An apparatus for a drive system comprising:a monolithic hub having a sleeve defining a bore for receiving a shaft, thereby defining an axis of rotation, and an outer annular ring spaced radially outward from the sleeve, thereby defining an annular receptacle therebetween;
a component for rotation with the hub, the component having an inner annular ring disposed between the sleeve and the outer annular ring of the hub;
an annular cartridge defining a first annular groove that has a generally C-shaped or U-shaped cross-sectional profile, the annular cartridge seated between the inner annular ring of the component for rotation with the hub and the sleeve or the outer annular ring of the hub with the first annular groove open radially outward; and
a first elastomer member seated in the first annular groove in compression, thereby operatively coupling the component for rotation with the hub to the hub for rotation therewith.

US Pat. No. 10,190,653

VIBRATION ABSORBER SYSTEM

ZF Friedrichshafen AG, F...

1. A mass damper system comprising:a damper mass carrier;
at least one damper mass received at the damper mass carrier and movable relative to the damper mass carrier; and
at least one stop arranged on the damper mass carrier,
wherein the at least one damper mass moves within a predetermined movement region at least during an operating state in which a rotational movement of the damper mass carrier around a central axis has exceeded a predetermined limit speed;
wherein the predetermined movement region has at least two movement region portions:
a first movement region portion of the at least two movement region portions bounded at a first end by an initial position in which the at least one damper mass is free from a deflection in a circumferential direction and, at a second end, by a limit position in which the at least one damper mass has undergone a deflection of a predetermined deflection distance in the circumferential direction; and
a second movement region portion of the at least two movement region portions is defined at a first end by the limit position and at a second end by a stop position in which the at least one damper mass has come in contact with the at least one stop;
wherein, at least at a stop side facing the at least one stop, the at least one damper mass has a proximity profile shaped to correspond to a stop profile of the at least one stop such that in the first movement region portion the at least one damper mass remains within a residual distance region relative to the at least one stop at least in at least one extension portion of the proximity profile at which this proximity profile comes closest to the stop profile of the at least one stop, and in the second movement region portion at at least two impingement positions of the proximity profile arranged so as to be circumferentially offset with respect to one another, the at least one damper mass comes in contact with at least two supporting positions of the stop profile of the at least one stop arranged so as to be circumferentially offset with respect to one another,
wherein the at least one stop is elastically deformable at least in the at least two supporting positions,
wherein, in order to ensure the elastic deformability, the at least one stop is formed, at least in extension regions of the at least two supporting positions of the stop profile, as a spring device,
wherein the spring device forming the at least one stop has at least one spring element, wherein the at least one spring element is provided between two spacer pieces that are adjacent to one another in the circumferential direction.

US Pat. No. 10,190,652

DAMPED AUTOMOTIVE DRIVELINE COMPONENT

GKN Driveline North Ameri...

1. A damped automotive driveline component, comprising:a housing;
a dampener carried by said housing, said dampener including a plurality of metal wire strands; and
a vibration-transmitting attachment holding said dampener to said housing, wherein, when said housing experiences vibrations during use of the automotive driveline component, the vibrations are transmitted to said plurality of metal wire strands via said vibration-transmitting attachment and relative movement among said plurality of metal wire strands damps the vibrations experienced by said housing, wherein said housing includes a wall and said vibration-transmitting attachment includes a casing carried by said wall and in which said wire strands are received, and wherein said casing has at least one pinched depression, and said plurality of metal wire strands having at least one squeezed section situated at said at least one pinched depression of said casing.

US Pat. No. 10,190,650

COMPENSATING OSCILLATION DEVICE

AIM INFRAROT-MODULE GMBH,...

1. A linear piston system comprising:a piston supported to be linearly displaceable within a housing of the linear piston system; and
a compensating oscillation device configured to compensate vibrations generated by the piston, wherein the compensating oscillation device comprises:
a housing having an inside,
at least two coupling elements, wherein the at least two coupling elements are directly attached to the inside of the housing, and
an inertial mass coupled to the housing by the at least two coupling elements, such that the inertial mass is deflectable along an axis, wherein each coupling element comprises at least one attachment region and at least one connection region, wherein each coupling element is attached to the inside of the housing through the at least one attachment region and is connected to the inertial mass through the at least one connection region,
wherein on the at least two coupling elements, the respective at least one connection region lies radially closer to the axis than the respective at least one attachment region, and wherein in the rest state, the inertial mass is disposed between two coupling elements of the at least two coupling elements in the axial direction,
wherein the inertial mass is only provided within the housing of the compensating oscillation device and the piston is only provided within the housing of the linear piston system, wherein the housing of the compensating oscillation device and the housing of the linear piston system axially abut each other, such that the inertial mass and the piston are not directly coupled to each other,
wherein the compensating oscillation device is a passive compensating oscillation device that works only with restoring forces generated by the at least two coupling elements,
wherein the axial length of the inertial mass decreases monotonically and radially away from the axis, such that the mass distribution of the inertial mass is concentrated toward the axis,
wherein the piston is linearly displaceable within the housing of the linear piston in the axial direction,
wherein the piston comprises a working piston of a compressor, and
wherein each coupling element of the at least two coupling elements is connected to both the inertial mass and the housing of the compensating oscillation device by elastic pretension.

US Pat. No. 10,190,648

ACTUATING DEVICE FOR AN ELECTROMECHANICALLY ACTUATABLE VEHICLE BRAKE

Lucas Automotive GmbH, K...

1. An actuating device for an electromechanically actuatable vehicle brake, comprisinga multi-stage transmission unit, which is arranged between a driving electric motor and a driven drive element of the vehicle brake, wherein
at least one stage of the transmission unit is embodied as a spur-gear transmission, and at least two stages of the transmission unit are coupled by means of a double gearwheel, a rotational axis of the double gearwheel extends parallel to a rotational axis of the electric motor, and wherein
the transmission unit has at least one intermediate stage which is embodied as a spur-gear transmission and into which at least one stage, embodied as a spur-gear transmission, of the transmission unit is integrated, wherein
the intermediate stage which is embodied as a spur-gear transmission has two intermediate gearwheels; wherein
rotational axes of the intermediate gearwheels extend parallel to the rotational axis of the electric motor; and
wherein a plane formed by the rotational axes of the intermediate gearwheels extends perpendicularly with respect to the plane formed by the rotational axis of the electric motor and the rotational axis of the double gearwheel.

US Pat. No. 10,190,647

BRAKE DISC

1. A brake disk, including:an outer disk, being substantially ring-shaped, a through hole being defined in a center thereof, the through hole defining a central axis, the central axis defining an axial direction, a first plane being defined as a plane perpendicular to the axial direction, the outer disk having an inner annular flange, the inner annular flange surrounding the through hole, the inner annular flange of the outer disk being formed with a plurality of connecting bridges arranged in intervals, each said connecting bridge extending radially toward the central axis of the through hole, an end of the connecting bridge remote from the inner annular flange of the outer disk having a protruding portion, a disposing hole being disposed axially through the protruding portion, the protruding portion and the inner annular edge of the outer disk having a predetermined distance radially therebetween;
an inner disk, coaxially disposed in the through hole of the outer disk and located on a same plane with the outer disk, a central portion of the inner disk having a hub connecting portion, the inner disk further having an outer annular flange, the outer annular flange being formed with a plurality of recessed portions arranged in intervals, the recessed portions corresponding to the protruding portions respectively, the recessed portion being disposed through the inner disk axially, a shape of the recessed portion substantially corresponding to a shape of the protruding portion so that the protruding portion is fittingly engaged with the recessed portion to prevent the inner disk from rotating relative to the outer disk, the recessed portion and the protruding portion having a gap therebetween, wherein the gap extends continuously along a whole inner fringe of the recessed portion, the protruding portion having a contour completely inside a contour of the recessed portion so that the protruding portion is movable in the recessed portion on the first plane;
a plurality of positioning members, each said positioning member disposed through the disposing hole to restrain the outer disk and the inner disk from moving axially relative to each other;wherein the outer disk and the inner disk are axially non-overlapping;wherein the inner disk includes an outer annular portion, a plurality of bridge portions and the hub connecting portion, each said bridge portion extends from an inner annular flange of the outer annular portion relative to the recessed portion toward the hub connecting portion and is connected with and between the outer annular portion and the hub connecting portion, a number of the bridge portions is twice a number of the recessed portions, a portion of the outer annular portion corresponding to each recessed portion is divergently extended with two of the bridge portions toward the hub connecting portion so that two of the bridge portions between any two adjacent recessed portions convergently extend to a specific position of the hub connecting portion, the connecting bridge includes two foot portions which are connected with the inner annular flange of the outer disk and the protruding portion, the two foot portions divergently extend from the protruding portion toward the inner annular flange of the outer disk so that the connecting bridge is substantially Y-shaped;
wherein each recessed portion has an opening toward the outer disk wherein the opening has a width larger than a maximum width of each protruding portion.

US Pat. No. 10,190,646

SERVICING SYSTEM AND METHOD FOR SERVICING A BRAKE DEVICE OF A BRAKE SYSTEM HAVING A HORIZONTALLY ARRANGED BRAKE DISC

S.B. Patent Holding ApS, ...

1. A servicing system (30 or 300) for servicing a brake device (24) of a wind turbine yaw brake system comprising the brake device (24) and a horizontally arranged brake disc (22), wherein the servicing system (30 or 330) includes a frame (32 or 302), and wherein the servicing system (30 or 330) comprises:means (34 or 318) for mounting the frame (32 or 302) in a fixed position on the brake disc (22);
means (48 or 338) for supporting the brake device (24) which are adapted to allow the brake device (24) to be moved on the frame (32 or 302) relative to the brake disc (22); and,
means (46 or 304, 306) for lifting the brake device (24) which are adapted to allow the brake device (24) to be raised or lowered relative to the brake disc (22).

US Pat. No. 10,190,645

HYDRAULIC CIRCUIT FOR CLUTCH ACTUATION

Caterpillar Inc., Deerfi...

1. A hydraulic circuit for a transmission including at least one clutch, the hydraulic circuit comprising:a hydraulic fluid source supplying pressurized hydraulic fluid;
a clutch actuator operatively associated with a clutch, the clutch actuator including an actuator chamber and an actuator piston movably disposed in the actuator chamber, the clutch actuator in fluid communication with the hydraulic fluid source;
a reference actuator disposed in parallel to the clutch actuator and in fluid communication with the hydraulic fluid source; and
a compensation valve disposed in fluid communication with and responsive to hydraulic pressure in the clutch actuator and the reference actuator, the compensation valve arranged to selectively direct pressurized hydraulic fluid to and from the clutch actuator in response to a relative hydraulic pressure between the clutch actuator and the reference actuator.

US Pat. No. 10,190,644

CLUTCH ASSEMBLY AND SYSTEM

LOGAN CLUTCH CORPORATION,...

1. Apparatus comprising:a fluid coupling, wherein the fluid coupling is configured to deliver fluid pressure to a fluid pressure actuated clutch,
wherein the fluid coupling is in operative connection with a rotatable shaft, wherein the shaft includes
an annular shaft outer face,
an actuation fluid (AF) shaft fluid passage extending within the shaft, wherein the AF shaft fluid passage includes a shaft AF inlet opening in the shaft outer face,
wherein AF fluid pressure is deliverable to the clutch through the shaft AF inlet opening,
a rotationally stationary annular body,
wherein the body is configured to extend in surrounding relation of the shaft,
wherein the body includes an annular body outer face and an annular body inner face,
wherein the body includes a generally radially extending body AF passage that extends between the body outer face and the body inner face,
wherein the body outer face includes a body AF outer opening in fluid communication with the body AF passage, and the body inner face includes a body AF inner opening in fluid communication with the body AF passage,
an annular sleeve, wherein the annular sleeve is configured to extend in surrounding relation of the shaft and to rotate therewith,
wherein the sleeve includes an annular sleeve inner face and an annular sleeve outer face,
wherein the sleeve includes a sleeve AF passage, wherein the sleeve AF passage extends generally radially between the sleeve inner face and the sleeve outer face,
wherein the sleeve inner face includes a sleeve AF inner opening, wherein the sleeve AF inner opening is in fluid communication with the sleeve AF passage and the shaft AF inlet opening,
wherein the sleeve outer face includes a sleeve AF outer opening, wherein the sleeve AF outer opening is in fluid communication with the sleeve AF passage,
an AF pair of annular resilient AF seals, wherein each AF seal of the AF pair extends sealingly between the shaft outer face and the sleeve inner face,
wherein one AF seal of the AF pair is positioned on a first axial side of the shaft AF inlet opening and the sleeve AF outlet opening, and the other AF seal of the AF pair is positioned on a second axial side of the shaft AF inlet opening and the sleeve AF outlet opening,
at least one bearing, wherein the at least one bearing extends operatively between the body and the sleeve and enables the body and the sleeve to be relatively rotatably movable,
wherein application of AF pressure to the body AF outer opening causes AF fluid pressure to be delivered to the shaft AF passage of the relatively rotatably movable shaft.

US Pat. No. 10,190,643

SYNCHRONIZER FOR RADIALLY APPLIED DOG CLUTCH FOR A VEHICLE

1. A radially applied dog clutch for a vehicle transmission, the clutch comprising:a driving member configured to rotate about an axis and including a cavity extending radially from the axis;
a driving tooth slidably movable within the cavity extending radially from the axis;
a driven member coaxially surrounding the driving member and including a radially inward extending driven tooth;
a synchronizer coaxially positioned between the driving member and the driven member; and
an actuator coaxially positioned within the driving member and movable along the axis to selectively engage the driving tooth sequentially with the synchronizer and the driven tooth.

US Pat. No. 10,190,642

TOOTHING FOR OPERATION AT A DEFLECTION ANGLE AND PRODUCTION METHOD

SMS SIEMAG AG, Duesseldo...

1. Spline spur toothing for force transmission from a drive shaft to a driven member arranged at angle to each other, comprising a first spur toothing (1) engaging in a second spur toothing provided on the driven member,wherein the first spur toothing (1) has a plurality of spur teeth (2), wherein a flank line (12) of each spur tooth (2) has a curvature, and a deflection angle (?) is formed between a rotational axis of the second spur toothing and a rotational axis of the first spur toothing, and
wherein a flank of the spur tooth (2) is formed with a twist in form of a profile angle deviation (?) in direction of the flank of the spur tooth (2) in a vertical plane.

US Pat. No. 10,190,641

FLANGED COMPONENT FOR A GAS TURBINE ENGINE

Solar Turbines Incorporat...

1. A flanged component for a gas turbine engine, the flanged component comprising:a flange body including a flange mating surface that mates with a second mating surface of a second flanged component;
a threaded feature including
a threaded portion with threads for receiving a threaded fastener, the threaded portion extending into the flange body from the flange mating surface along a feature axis, and
a relief portion extending into the flange body from the flange mating surface located outward from the threaded portion relative to the feature axis forming a rim portion therebetween, the rim portion including an upper rim surface having an annular shape parallel to the flange mating surface, and the relief portion including an inner surface on the rim portion extending from the upper rim surface and away from the flange mating surface, the inner surface having a frustoconical shape that tapers outward from the upper rim surface.

US Pat. No. 10,190,640

BEARING WITH INTEGRATED SHUNT

1. A bearing comprising:an outer ring having a first raceway;
an inner ring having a second raceway;
rolling elements disposed between the first and second raceways; and
a closure element fixedly assembled to one of the inner ring or outer ring and extending in a direction of the other of the inner ring or the outer ring, the closure element having:
at least one conductive filament having a first end, a second end, and an intermediate portion positioned between the first end and the second end,
the at least one conductive filament assembled to the closure element, the first end contacting the outer ring, the intermediate portion contacting the inner ring to form an electrically conductive path between the outer ring and the inner ring, and the second end positioned away from the inner ring and fixed to the closure element.

US Pat. No. 10,190,639

SENSOR UNIT FOR A BEARING

1. A sensor unit for a bearing, comprisinga main body,
a sensor holder, and
one or more mounting brackets, wherein
the sensor holder has a measurement surface in a first plane and includes at least one sensor for measuring an operating parameter of the bearing when the measurement surface is in contact with a component of the bearing, wherein each mounting bracket provides an attachment portion having an attachment surface, wherein the sensor unit, is configured to be in contact with a component of the bearing or a component of a bearing assembly that includes the bearing,
the sensor holder includes one or more extendable legs, which are extendable in a longitudinal direction perpendicular to the first plane, such that the measurement surface is adjustable in longitudinal direction relative to the main body; and
the one or more mounting brackets are linearly movable and pivotably relative to the main body, such that:
the sensor unit has a first attachment position, in which the measurement surface and the attachment surface lie on parallel planes and the attachment surface is adjustable in longitudinal direction relative to the main body; and has a second attachment position in which the measurement surface and attachment surface lie in perpendicular planes and the attachment surface is adjustable in a transverse direction relative to the main body of the sensor unit.

US Pat. No. 10,190,638

ROLLING BEARING

JTEKT CORPORATION, Osaka...

1. A rolling bearing comprising:an inner ring;
an outer ring;
a plurality of rolling elements provided between the inner ring and the outer ring;
a cage that holds the rolling elements;
a first seal that is provided on one side of an annular space between the inner ring and the outer ring in an axial direction of the rolling bearing and has a first lip portion which forms a first labyrinth clearance with the inner ring to prevent spill of grease; and
a second seal that is provided on the other side of the annular space in the axial direction and has a second lip portion which forms a second labyrinth clearance with the inner ring to prevent spill of the grease,
wherein the rolling bearing is configured such that the grease in the annular space flows from one side in the axial direction to the other side in the axial direction, and
the second lip portion is larger than the first lip portion such that a path length of the second labyrinth clearance is longer than a path length of the first labyrinth clearance.

US Pat. No. 10,190,637

SEALED BEARING ASSEMBLY

NTN CORPORATION, Osaka (...

1. A sealed bearing assembly comprising:a bearing defining a bearing interior space;
a seal member separating the bearing interior space from an exterior of the bearing, and including a seal lip;
a seal sliding surface configured to slide relative to the seal lip in a circumferential direction; and
a protrusion on one circumferential portion of the seal lip, the protrusion at least partially defining an oil passage extending between the seal sliding surface and the seal lip, and communicating with the bearing interior space and the exterior of the bearing;
wherein the protrusion is shaped and positioned such that a fluid lubricating condition can be created between the seal lip and the seal sliding surface, and
wherein the protrusion extends in a direction perpendicular to the circumferential direction, and has a rounded shape such that a distance between the protrusion and the seal sliding surface decreases from respective ends of the protrusion toward a center of the protrusion, with respect to a circumferential width of the protrusion.

US Pat. No. 10,190,636

COVER FOR A BEARING HOUSING AND A SUPPORT ASSEMBLY FOR ROTATING SHAFT ASSOCIATED

1. A cover for a bearing housing mounted on machinery for the food processing industry, comprising:a bottom wall,
an annular lateral wall that extends transversely to the bottom wall, and
a coupling portion towards the bearing housing obtained integrally on an end of the lateral wall opposite to the bottom wall; wherein
the cover is made in one piece of a polymeric material;
the coupling portion is designed to couple with the bearing housing laterally on the outside of the bearing housing;
the coupling portion is provided on the side opposite to the bottom wall with an annular sealing lip that extends frontally and overhangingly from a frontal rim of the coupling portion and which is made of the same polymeric material as the cover and is obtained integrally in one piece with the coupling portion;
the annular sealing lip is constrained to the frontal rim of the coupling portion so that the is elastically deformable in a radial direction from the inside outwards, wherein
the annular sealing lip is constrained to the frontal rim of the coupling portion by a root portion having a reduced radial thickness, is delimited radially on the inside by a substantially cylindrical lateral surface, while it is delimited radially on the outside by an oblique or curved lateral surface-shaped so that the sealing lip has a maximum radial thickness thereof near a free end thereof and a minimum radial thickness thereof at the root portion.

US Pat. No. 10,190,635

ELECTRIC MACHINE WITH IMPROVED BEARING LUBRICATION

1. An electric machine, comprising:a rotatable hollow shaft having a first side and an opposite second side, said hollow shaft including an oil collecting area in which an internal diameter of the hollow shaft is greater than an internal diameter of the hollow shaft on the second side of the hollow shaft; and
a first bearing arranged on the first side of the hollow shaft, said first bearing having a fluid connection to the oil collecting area.

US Pat. No. 10,190,634

TURBO-CHARGER BEARING

GM GLOBAL TECHNOLOGY OPER...

1. A partial admission turbocharger, comprising:a housing;
a rotary assembly disposed within the housing and including a turbine wheel and a compressor wheel attached to one another by a shaft, the housing defining a partial admission inlet to the turbine wheel over only a portion of an annulus of the turbine so that the rotary assembly is subject to aero-load in a lateral direction; and
a bearing disposed in the housing and rotatably supporting the shaft, the bearing including an inner bearing surface that engages the shaft and an outer bearing surface that engages the housing, the outer bearing surface having a cylindrical outer surface and a pair of axially extending grooves recessed relative to the cylindrical outer surface and extending from one end of the bearing surface and at least partially along the bearing, the pair of axially extending grooves being located perpendicular to the aero-load direction.

US Pat. No. 10,190,633

ROLLING BEARING

NTN Corporation, Osaka (...

1. A rolling bearing comprising one or more bearing members, which form the rolling bearing, having a rust prevention film formed in a predetermined region of a surface of a base material of the bearing member,wherein:
the rust prevention film is formed by a porous film with a sacrificial anode action against the base material, the porous film being formed in the whole of the predetermined region;
the porous film in at least a part of the predetermined region is subjected to sealing treatment which impregnates the porous film with a sealing treatment agent from a surface of the porous film, and a surface of a sealing treatment body obtained from the porous film subjected to the sealing treatment is subjected to first coating treatment which coats the surface of the sealing treatment body with epoxy resin coating; and
the sealing treatment agent is formed by diluting the epoxy resin coating.

US Pat. No. 10,190,632

MACHINED CAGE FOR THRUST BALL BEARING, DESIGN METHOD OF THE SAME, AND THRUST BALL BEARING INCLUDING THE CAGE

NSK LTD., Tokyo (JP)

1. A copper alloy machined cage for a thrust ball bearing, the machined cage comprising a plurality of pockets which are configured to rollably hold balls and arranged in a circumferential direction,wherein an inner surface of a pocket includes a cylindrical surface, and a support surface which is continuous with the cylindrical surface and is configured to contact a ball in an axial direction,
wherein the cylindrical surface is formed with two protruding portions at an equal interval in a circumferential direction of the pocket, the two protruding portions protruding from the cylindrical surface at a ball insertion side of the pocket which is opposite to the support surface in the axial direction,
wherein the protruding portions are configured to prevent falling out of the ball from a ball insertion side opening of the pocket and are either elastically deformable or elastic-plastically deformable by the ball during insertion of the ball into the pocket, and
wherein if an inner diameter of a virtual circle which is formed by circular arc surfaces of the protruding portions is denoted as X, a diameter of the ball is denoted as Da, and a total interference amount of the two protruding portions with the ball in a radial direction is denoted as ?=Da?X, 0.001 Da wherein each of the protruding portions protrudes toward a center of the pockets by a predetermined amount to form a partial cylindrical circular arc surface, and the partial cylindrical circular arc surface extends from a ball insertion side end surface of the cage in an axial inward direction by a predetermined axial length.

US Pat. No. 10,190,630

TIN-BASED SLIDING BEARING ALLOY

1. A tin-based plain bearing alloy suitable for producing a plain bearing coating in a casting process, comprising at least one principal alloying element, a principal structural element, and a tin proportion of 25 to 98% by weight, wherein the at least one principal alloying element is selected from the group consisting of0 to 25% by weight antimony,
0 to 20% by weight copper, and
2 to 14% by weight zinc,
and wherein the principal structural element is a tin-zinc eutectic having a ?Sn solid solution and an ?Zn solid solution as two phases, wherein said principal structural element has an icosahedral short-range order in the form of clusters.

US Pat. No. 10,190,629

ROTATING FORM

1. An apparatus, comprising:a base with an inner cavity, an outer surface, and at least one hole that passes from the inner cavity through the outer surface;
a form with an inner opening and an inner surface, and with at least one hole that passes through the inner surface, wherein at least a portion of the base extends into at least a portion of the inner opening; and
pressurized air passing into the inner cavity, out the holes through the outer surface and into the holes in the inner surface.

US Pat. No. 10,190,627

AGRICULTURAL PLANTER HAVING TAPERED BEARINGS ON ROW UNIT MOUNTING BRACKET

Harvest International, In...

1. An agricultural row planter comprising:a tool bar;
a plurality of row units;
a plurality of mounting assemblies for coupling the row units to the tool bar, and
each mounting assembly having a front bracket, a rear bracket, and linkage arms pivotally extending between the front and rear mounting brackets;
each linkage arm having opposite front and rear ends, with a hole in at each end;
a cup mounted in the hole of each end of the line arms;
a tapered bearing extending into each cup, the bearing having a tapered outer surface and the cup having a tapered inner opening to matingly receive the tapered outer surface of the bearing so that the bearing is adjustable from an initial position to a second position;
a bolt extending through the tapered bearing to mount one of the linkage arms to one of the brackets; and
a pin locking the bolt and bearing together to fix the bearing in one of the initial or second positions.

US Pat. No. 10,190,626

THRUST ROLLER BEARING CAGE AND METHOD FOR MANUFACTURING THE SAME

NTN CORPORATION, Osaka (...

1. A thrust roller bearing cage included in a thrust roller bearing and including a plurality of pockets accommodating rollers, comprising:a radially outer area bent portion formed by bending a radially outer edge part of an area located radially outside the pockets obliquely inward in a radial direction, the radially outer area bent portion formed to extend continuously in an annular shape; and
projecting portions that are formed in a tip end of the radially outer area bent portion and project inward in the radial direction from an inner peripheral edge of the radially outer area bent portions so as to contact end faces of the rollers accommodated in the pockets, wherein
radially outer edges of the pockets are located radially outside a boundary formed by the radially outer area bent portion and the projecting portion.

US Pat. No. 10,190,625

THRUST ROLLER BEARING CAGE AND METHOD FOR MANUFACTURING THE SAME

NTN CORPORATION, Osaka (...

1. A thrust roller bearing cage included in a thrust roller bearing and including a plurality of pockets accommodating rollers, comprising:a radially outer area bent portion formed by bending an area located radially outside the pockets inward in a radial direction; and
projecting portions that are formed in a tip end of the radially outer area bent portion at positions aligned with the pockets and project arcuately such that a tip part as an innermost part of the projecting portion in the radial direction projects inward in the radial direction beyond radially outer edges of the pockets so as to contact end faces of the rollers accommodated in the pockets, the projecting portions having a root part with a width, wherein
the width of the root part of the projecting portion is ? or more and ? or less of a width of the pockets.

US Pat. No. 10,190,624

SPACER DEVICE, TOROIDAL ROLLER BEARING AND METHOD

13. A method for inserting at least one of a final roller element or a final spacer device into a toroidal roller bearing comprising:providing an inner ring, an outer ring, and a plurality of roller elements,
wherein the toroidal roller bearing allows for axial and angular displacement between the inner ring and the outer ring;
providing a plurality of spacer devices for insertion between adjacent roller elements, each spacer device comprising a first roller element-contacting surface and a second roller element-contacting surface on an opposite side thereof and end members that have projections that extend outwards from first and second roller-contacting surfaces, the first roller-contacting surface and the second roller-contacting surface are arranged to separate two adjacent roller elements in a tangential direction of the toroidal roller bearing, wherein each of the first roller element-contacting surface and the second roller element-contacting surface has a concave shape adapted to conform to a respective convex contacting surface of the roller elements, wherein the projections are arranged to extend at least partly over the ends of two adjacent roller elements when the plurality of spacer devices are in use, and wherein, when the plurality of spacer devices are in use, the only solid element of the toroidal roller bearing that the end members contact are the roller elements such that the end members allow the inner ring and the outer ring to displace at least one of axially and angularly without the end members contacting either of the outer ring, the inner ring, or any fixed extensions thereof that would impede the at least one of the axial and angular displacement of the inner ring and the outer ring, the spacer device is configured to not contact the inner ring and to not contact the outer ring,
tilting the inner ring of the toroidal roller bearing with respect to the outer ring whereby the distance between rolling elements is increased; and
one of:
a) inserting a roller element between two spacer devices, or
b) inserting a spacer device between two roller elements.

US Pat. No. 10,190,622

WEAR RESISTANT COATING APPLIED TO CONNECTING ROD SURFACES

Tenneco Inc., Lake Fores...

1. A method of manufacturing a connecting rod for connecting a crankshaft to a piston of an internal combustion engine, comprising the steps of:providing a body formed of metal extending longitudinally from a first end to a second end, the body including a first thrust portion adjacent the first end and a second thrust portion adjacent the second end and a stem connecting the first thrust portion to the second thrust portion, the first thrust portion including a pair of first thrust surfaces facing opposite one another and encircling a first bore for receiving a crankshaft, the first thrust portion including a joint, and the second thrust portion including a pair of second thrust surfaces facing opposite one another and encircling a second bore for receiving a wrist pin;
sand blasting the joint and at least one of the first thrust surfaces; and
spraying a wear resistant coating onto at least the joint of the first thrust portion and at least one of the first thrust surfaces along the joint of the body which are sand blasted, the wear resistant coating including polymer, solid lubricant, and particles formed of Fe2O3, and further including ultrasonic cleaning and drying the joint and the at least one first thrust surface prior to the sand blasting step, ultrasonic cleaning the joint and the at least one first thrust surface after the sand blasting step, and wherein the spraying step includes spraying the wear resistant coating in liquid form onto the joint and the at least one first thrust surface, the spraying step includes applying the wear resistant coating to a thickness of 5 to 50 microns, drying the wear resistant coating after the spraying step, repeating the spraying step, drying the wear resistant coating after repeating the spraying step, and curing the wear resistant coating in an oven.

US Pat. No. 10,190,621

OUTER CASING FOR CONTROL CABLE, METHOD OF MANUFACTURING THE SAME, AND CONTROL CABLE

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

1. An outer casing for a control cable for vehicles, the outer casing comprising:an inner tube, which includes a crystalline resin; and
an outer tube, which includes an outer resin layer covering an outer periphery of the inner tube and, in the outer resin layer, includes a plurality of metal wires buried in parallel with an axial direction of the inner tube and at equal intervals in a circumferential direction of the inner tube, wherein a primer applied to a surface of the metal wires adheres the plurality of metal wires to the outer resin layer so as to inhibit relative movement between the plurality of metal wires and the outer resin layer, a thickness of the inner tube is from 50 to 1,000 ?m, and a thickness of the outer resin layer is from 0.2 to 2.0 mm, and the outer resin layer includes a resin having a storage elastic modulus according to dynamic viscoelasticity of not more than 3,000 MPa.

US Pat. No. 10,190,620

REMOTE CONTROL ASSEMBLY

Kongsberg Driveline Syste...

1. A remote control assembly, said remote control assembly comprising:a sheath having a longitudinal axis along a length thereof and defining an interior;
a liner disposed within said interior and coupled to said sheath; and
a wire having an outer surface with said wire disposed between and coupled to said sheath and said liner;
wherein said outer surface of said wire defines a plurality of notches separated into a first group of notches and a second group of notches with each notch within each of said first and second groups defining a first distance therebetween substantially along said longitudinal axis, and said first group of notches and said second group of notches defining a second distance therebetween with said second distance being greater than said first distance; and
wherein said wire is free of any notches along said second distance defined between said first and second group of notches.

US Pat. No. 10,190,619

SEALING NUT

LISI AEROSPACE, Paris (F...

1. A sealing nut comprising a nut and a deformable sealing ring, wherein the nut comprises an annular body extending in a direction of an axis of revolution (A), a base comprising a counterbore, and a second counterbore made in said base, the second counterbore comprises an annular back wall having a length extending between a first inner radius (R1) and a second inner radius (r1), the sealing ring comprises an annular body and an upper end face (A2) suitable for resting against the back wall of the second counterbore, and said upper end face has a length extending between an inner radius (r2) and an outer radius (R2), characterized in that the ratio between the length (L1) of the back wall of the second counterbore and the length (L2) of the upper end face (A2) of the ring is between 20 and 45%.

US Pat. No. 10,190,617

BLIND FASTENER

PRECISION TOWER PRODUCTS,...

1. A blind fastener, comprising:a sleeve (100) having a sleeve proximal end (120), a sleeve distal end (130), a sleeve length (155), a sleeve outer diameter (140), a sleeve inner diameter (150) and a structural region (170);
an expander (400) having an expander proximal end (410), an expander distal end (420), a tensioning section (450), a locking section (430), and an expansion section (440) between the tensioning section (450) and the locking section (430), wherein the expansion section (440) has an expansion section diameter (442) and an expansion section transition (444), and a portion of the sleeve (100) has the sleeve inner diameter (150), in an initial state, less than the maximum expansion section diameter (442), wherein the locking section (430) has a locking section diameter (432), and the tensioning section (450) has a tensioning section diameter (452), wherein the expansion section diameter (442) is at least 7.5% greater than the tensioning section diameter (452), and the locking section diameter (432) is at least 15% greater than the expansion section diameter (442); and
a nut (500);
wherein a portion of the expander (400) passes through the sleeve (100) to cooperate with the nut (500) so that relative rotation of the expander (400) and nut (500):
(i) draws the expander distal end (420) toward the sleeve proximal end (120);
(ii) thereby drawing a portion of the expansion section (440) of the expander (400) into the structural region (170) of the sleeve (100) and expanding at least a portion of the structural region (170) of the sleeve (100) from the initial state to an expanded state; and
(iii) thereby drawing a portion of the locking section (430) past the sleeve distal end (130) toward the sleeve proximal end (120) and deforming at least a portion of the sleeve distal end (130) to a locked state.

US Pat. No. 10,190,616

ROOF COVER FASTENER

CELCORE INCORPORATED, Bl...

1. A roof cover fastener that attaches roof materials to lightweight insulating concrete and other roof deck materials, the fastener comprisinga. a cover plate, the cover plate comprising:
a planar body having a perimeter,
a central aperture disposed centrally in the body,
a first annular rib formed into the body and encircling the central aperture,
a second annular rib formed into the body and encircling the first annular rib,
a first channel separating the first annular rib from the second annular rib, wherein the first annular rib and second annular rib extend above the first channel and wherein the first channel has a flat planar first contact surface, the flat planar first contact surface configured to contact a roof material without penetrating the roof material,
a first circular shaped medial aperture and a second circular shaped medial aperture disposed in the first channel between the first annular rib and the second annular rib;
b. a first auger element, the first auger element comprising:
a first end and a second end,
a head coupled to the first end,
a tip coupled to the second end, and
a thread crest with a thread root extending from the second end towards the first end; andwherein the first circular shaped medial aperture and the second circular shaped medial aperture are both configured to receive an auger element as it is driven into the roof material.

US Pat. No. 10,190,615

ONE PIECE SCREWS FOR, AND METHODS FOR MAKING AND USING, BLIND SIDE FASTENERS AND SYSTEMS WITH FREE SPIN FEATURE

Centrix Aero, LLC, Kent,...

1. A single sided fastener comprising:an auxiliary structure including a housing, a proximal orifice positioned within the housing adjacent to a proximal end of the auxiliary structure, and an axially aligned bore positioned within the housing, where the axially aligned bore includes a first anti-rotation section having a non-circular cross section;
a collet body including a threaded portion and a second anti-rotation section mating with the first-anti-rotation section to prevent rotation between the collet body and the auxiliary structure while allowing axial translation between the collet body and the auxiliary structure, the second anti-rotation section having a non-circular cross-section, the collet body including a plurality of radially displaceable fingers with a plurality of workpiece gripping elements in exterior surfaces of the plurality of radially displaceable fingers;
a screw captively retained in the auxiliary structure and in a first configuration rotationally engaging with the threaded portion of the collet body to transform rotational movement thereof into axial translation of the collet body, wherein the screw includes a screw head with a drive tool interface receiving a rotary force imparted by a drive tool, a screw head flange positioned in the proximal orifice of the auxiliary structure, and a non-threaded portion axially positioned between a distal threaded portion of the screw and a proximal threaded portion of the screw, wherein when the screw is in a second configuration the non-threaded portion is aligned with the threaded portion of the collet body, the screw freely spins within the collet body, and wherein axial translation of the screw initiates interaction between the plurality of radially displaceable fingers and the distal threaded portion of the screw; and
a retaining ring positioned in the auxiliary structure axially retaining the screw head flange.

US Pat. No. 10,190,613

REMOVABLE BLIND FASTENER FOR JOINING COMPONENTS

Kwikbolt Limited, Kingst...

1. A removable blind fastener, comprising:a) a first tubular element with a head portion at one end and a guide portion at the other end, wherein the guide portion has a plurality of guides extending away from the head end of the first tubular element in a direction parallel to the central axis of the first tubular element, the space between the guides defining guide channels, and wherein parts of the first tubular element between the guides define sills;
b) a second tubular element having a threaded portion and an arm portion, the threaded portion having an internally threaded aperture along the central axis of the second tubular element, and the arm portion having a plurality of outwardly biasable resilient arms extending away from the threaded portion in a direction parallel to the central axis of the second tubular element, wherein the number of arms is equal to the number of guide channels provided on the first tubular element, and wherein the end portions of the arm portions of the second tubular member are thicker than the rest of the arm portion, to define a recess behind the end portions of the arm portion, wherein the thickness in a direction perpendicular to the central axis of the second tubular element of the ends of the arm portions determines the distance that the end portions are biased away from the central axis of the second tubular element in use; the removable blind fastener further comprising;
c) an elongate screw member having a head portion and a threaded portion, wherein, in use, the screw member is located within the first tubular element and the second tubular element in such a way that the first tubular element, second tubular element and screw member are co-axial, and whereby the head portion of the screw member is located within the head portion of the first tubular element, and the threaded portion of the second tubular element is threaded onto the threaded portion of the screw member, such that the arms of the second tubular element can engage with the guide channels of the first tubular element, and wherein the removable blind fastener is arranged so that:
(i) rotation of the screw member in a first direction causes movement of the second tubular element towards the first tubular element in a clamping direction, this movement causing the arms of the second tubular element to move along the guide channels of the first tubular element and engage with the sills of the first tubular element, whereby continued rotation of the screw member causes the arms of the second tubular element to bias outwardly, away from the central axis of the second tubular element against the sills of the first tubular element; and
(ii) rotation of the screw member in a second direction causes movement of the second tubular element away from the first member in a releasing direction.

US Pat. No. 10,190,612

PLUG INSERT

Lockheed Martin Corporati...

1. A plug insert comprising:a shank removably receivable in a fastener hole in a panel, in a position where an outer end of the plug insert is disposed adjacent an outer surface of the panel;
a longitudinal cavity disposed within the shank;
a head that extends integrally and radially outward from around the shank and that has a frustoconical circumferential side wall shaped to complement a frustoconical outer portion of a fastener hole into which the plug is to be inserted, the head being formed with the shank as a single unitary piece;
an annular cap molded in-place on an outer end of the shank and having an axial through-hole axially aligned with the longitudinal cavity; and
a web extending across and sealing off the longitudinal cavity.

US Pat. No. 10,190,611

PANEL

1. A method of simultaneously locking a new quadrangular panel provided with two longitudinal edges and two transverse edges to a previous panel row already assembled from identical panels and to an identical panel already assembled in the same panel row with the proviso that a first longitudinal edge is connected to the previous panel row in positively locking relationship by pivoting the new panel into the plane of the assembled panels, wherein at the same time a first transverse edge of the new panel is brought by a scissor-like movement into positively locking engagement with a second transverse edge of the assembled panel in the same panel row, with the further proviso that the first transverse edge of the panels respectively has a first transverse joining surface and the second transverse edge of the panels respectively has a second transverse joining surface, wherein the first transverse joining surface is brought into contact at that end which is towards the first longitudinal edge with the second transverse joining surface of the assembled panel in the same panel row, wherein the positively locking connection of the longitudinal edge and the transverse edge of the new panel is produced by a wedge-shaped longitudinal join gap and a wedge-shaped transverse join gap being produced between the new panel and the previous panel row, a wedge tip of the wedge-shaped transverse join gap points in the direction of the previous panel row and a wedge tip of the wedge-shaped longitudinal join gap points in the direction of the free second transverse edge of the new panel, and the new panel is finally pivoted into the plane of the assembled panels, wherein the positively locking engagement of the transverse edges and longitudinal edges is completely brought together and the wedge-shaped join gaps are removed.

US Pat. No. 10,190,610

MOUNTING ASSEMBLY FOR REARVIEW DEVICE

GENTEX CORPORATION, Zeel...

1. A mounting assembly for a rearview device, the mounting assembly comprising:a windshield bracket having a body that includes ledges disposed about the body;
a mount operably coupled with said rearview device, the mount including pre-loading posts; and
a spring clip including a base and a plurality of legs, each leg including:
an upright portion extending from the base;
a connecting portion extending inwardly from the upright portion;
an engagement portion extending upward away from the base; and
at least one loading lever extending laterally from the connecting portion.

US Pat. No. 10,190,609

ACCESSORY CLAMP HAVING A ROD CLAMP AND AN ACCESSORY INTERFACE

Medline Industries, Inc.,...

1. An accessory clamp for use with a rod, comprising:an accessory interface;
a universal rod clamp that is operably coupled to the accessory interface and having:
a main body;
a selectively movable gripping surface that moves selectively inwardly towards the main body and outwardly away from the main body for accommodating a variety of rod diameters;
a latch that is separate and discrete from the selectively movable gripping surface and that is configured to selectively lock the universal rod clamp in place on the rod and to release the universal rod clamp from that place on the rod.

US Pat. No. 10,190,608

ACTUATOR

AIRBUS OPERATIONS LIMITED...

1. An actuator, comprising:an inner cylinder received in an outer cylinder having a closed end, and a piston received in the inner cylinder that extends from the inner cylinder and the outer cylinder, the piston being slideable relative to the inner cylinder and the outer cylinder in response to the application of fluid pressure to cause the piston to extend further from the inner cylinder and the outer cylinder; and
an auxiliary drive mechanism operable to cause the inner cylinder to extend from the outer cylinder, wherein the piston moves together with the inner cylinder relative to the outer cylinder.

US Pat. No. 10,190,606

ACTUATOR FLEXIBLE MEMBER WITH REACTION FEATURE

Firestone Industrial Prod...

1. An actuator, comprising:a stiff base member defining a bottom of said actuator;
a flexible member connected to said stiff base member and having a sidewall and a contact surface on top of said flexible member, said flexible member and said stiff base member defining a fluid chamber therebetween, said sidewall having a first end connected to said stiff base member and a second end, said second end and said contact surface defining a transition area therebetween, said flexible member being configured to expand when said fluid chamber is filled with fluid;
a reaction feature placed on said transition area that is configured to govern movement of said sidewall; and
wherein said flexible member has a recess formed between said reaction feature and said contact surface.

US Pat. No. 10,190,605

NACELLE FOR AN AIRCRAFT TURBOJET ENGINE PROVIDED WITH A HYDRAULIC ROTO-LINEAR ACTUATOR OF A THRUST REVERSER AND OF A VARIABLE-SECTION NOZZLE

1. A nacelle for an aircraft turbojet engine comprising:a thrust reverser including a cowl displaceable between a deployed position which opens a passage in the nacelle for diverting air flow, and a stowed position which closes the passage;
a fixed structure relative to said cowl; and
a variable-section secondary nozzle comprising a plurality of panels or flaps movable in rotation;
a plurality of hydraulic actuators operable to sequentially actuate said cowl and said panels or flaps, each hydraulic actuator comprising a body mounted on said fixed structure, and a rod mounted in said body, and linked to said cowl and said panels or flaps via a movement transmission device, wherein the movement transmission device transmits movement of said hydraulic actuator to said panels or flaps; and
at least one actuation system for powering said hydraulic actuators, the at least one actuation system comprising a hydraulic control device connected to said hydraulic actuators and adapted to control displacement of the rods of the hydraulic actuators,
wherein said hydraulic actuators each comprise a displacement device which alternately displaces the rod in translation relative to said body to cause translation of the thrust reverser cowl or in rotation relative to said body to cause rotation of said panels or flaps of the variable-section secondary nozzle.

US Pat. No. 10,190,604

PISTON AND MAGNETIC BEARING FOR HYDRAULIC HAMMER

Caterpillar Inc., Deerfi...

1. A hydraulic hammer, comprising:a power cell;
a work tool partially received in, and movable with respect to, the power cell;
a sleeve positioned in the power cell and defining a centerline;
a piston with a plurality of hydraulic surfaces, the piston concentrically positioned in the sleeve and movable in the sleeve between a first position in contact with the work tool and a second position out of contact with the work tool; and
a magnetic guide system including at least one of a first magnetic guide component disposed in the piston and at least one of a second magnetic guide component disposed in the sleeve that interact to produce magnetic repellent forces therebetween to urge the radial position of the piston towards the centerline, wherein one of the first guide component or the second guide component includes a first ring magnet and a second ring magnet disposed in an axially spaced apart configuration in the piston, one of the first magnetic guide component or the second magnetic guide component includes a first conductive cylinder and a second conductive cylinder, the first and second conductive cylinders disposed adjacent and extending concentrically around respective ones of the first and second ring magnets.

US Pat. No. 10,190,602

COOLING FAN WITH MOVING BAFFLE

DELTA ELECTRONICS, INC., ...

1. A cooling fan with a moving baffle, provided for discharging dust in the cooling fan, the cooling fan comprising:a frame base, including a frame wall, combined to a bottom plate and a cover plate which are disposed on upper and lower sides of the frame wall respectively, and a containing space enclosed and defined by the frame wall, the bottom plate and the cover plate;
a vane wheel, installed in the containing space and forming a flow channel with the frame wall in the containing space, and provided for producing a cooling forced airflow when the vane wheel is in a forward rotation status and forming a strong wind area, and producing a dust discharging forced airflow when the vane wheel is in a reverse rotation status;
a moving baffle module, rotatably installed in the strong wind area of the flow channel and located between the frame wall and the vane wheel, the moving baffle module comprising a shaft extending into the strong wind area in a direction away from a surface of the bottom plate extending from the frame wall to the vane wheel, a baffle axially installed to the shaft, and a limit plate installed on a side of the baffle, the limit plate having a first lateral side and a second lateral side for limiting the rotating angle of the baffle, the baffle being configured to be driven by the dust discharging forced airflow to rotate with respect to the shaft such that the baffle sways between the first lateral side and the second lateral side of the limit plate to change the airflow distribution of the dust discharging forced airflow; and
a fin module, wherein an air outlet is enclosed and defined by the frame wall, the bottom plate and the cover plate, the air outlet is communicated with the containing space, and the fin module is installed at the air outlet,
wherein the baffle of the moving baffle module has a fixed end axially installed to the shaft and a free end extending with respect to the shaft, and the free end of the baffle is configured to sway at a side of the fin module, and
wherein the frame base has at least one dust discharging opening configured to be corresponsive to the periphery of the strong wind area, and the dust discharging forced airflow is guided by the moving baffle module to discharge the dust from the dust discharging opening to the outside;
wherein the baffle has a first side surface and a second side surface located oppositely; the cooling forced airflow is guided to the air outlet through the first side surface and the second side surface; one part of the dust discharging forced airflow flows back to a periphery of the vane wheel through the first side surface, and another part of the dust discharging forced airflow flows to the dust discharging opening through the second side surface.

US Pat. No. 10,190,601

SHROUDED AXIAL FAN WITH CASING TREATMENT

CARRIER CORPORATION, Far...

1. A fan assembly comprising:a shrouded fan rotor including:
a plurality of fan blades extending from a rotor hub and rotatable about a central axis of the fan assembly; and
a fan shroud extending circumferentially around the fan rotor and secured to the plurality of fan blades, the shroud having:
a first axially extending annular portion secured to the plurality of fan blades;
a second axially extending annular portion radially outwardly spaced from the first axially extending annular portion; and
a third portion connecting the first and second axially extending annular portions; and
a casing disposed circumferentially around the fan shroud defining a radial clearance between the casing and the fan shroud, the casing including a plurality of casing elements extending from a radially inboard surface of the casing toward the shroud and defining a radial element gap between a first element surface and a maximum radius point of the shroud and an axial element gap between a second element surface and an upstream end of the fan shroud.

US Pat. No. 10,190,600

PRESSURE INCREASING SYSTEM AND METHOD OF INCREASING GAS PRESSURE

MITSUBISHI HEAVY INDUSTRI...

1. A pressure increasing system comprising:a plurality of stages of compressors configured to compress a gas to a target pressure higher than a critical pressure;
intermediate coolers that are provided between the plurality of stages of compressors and cool the gas discharged from a compressor in a preceding stage;
a subcooler that is provided between the final stage compressor and a compressor in a stage before the final stage and cools the gas;
a bypass line which is connected to an inlet of the final stage compressor and through which the gas in the inlet of the final stage compressor is extracted and supplied to the subcooler as a refrigerant;
a flow rate adjusting valve which is provided on the bypass line and by which the extracted gas is depressurized upstream from the subcooler; and
a control unit configured to regulate a degree of opening of the flow rate adjusting valve so that at least one of a temperature and a pressure of the gas in the inlet of the final stage compressor remains constant.

US Pat. No. 10,190,599

DRIVE SHAFT FOR REMOTE VARIABLE VANE ACTUATION

United Technologies Corpo...

1. A gas turbine engine, comprising:an actuator;
a harmonic drive driven by the actuator;
an engine case containing a multiple of variable vanes;
a firewall transverse to the engine case; and
a drive shaft driven by the harmonic drive at a single input, the drive shaft extends through the firewall to drive a multiple of outputs, each of the multiple of outputs operable to drive one stage of the multiple of variable vanes.

US Pat. No. 10,190,598

INTERMITTENT SPIGOT JOINT FOR GAS TURBINE ENGINE CASING CONNECTION

1. A gas turbine engine casing apparatus having a first case including at least a first annular wall integrated with and supported by a plurality of circumferentially spaced apart and radially extending struts and a second case including at least a second annular wall, the first and second annular walls being axially connected by a spigot joint, the spigot joint comprising: an annular projection having outer-diameter and inner-diameter surfaces co-axially projecting from an end of the at least a first annular wall and an annular recess having outer-diameter and inner-diameter surfaces axially extending into an end of the at least a second annular wall, the annular projection being received in the annular recess such that the two outer-diameter surfaces mate with each other or the two inner-diameter surfaces mate with each other, and a plurality of circumferentially extending and spaced apart grooves formed on one of the surfaces, the plurality of grooves being located circumferentially adjacent the respective struts to reduce a local contact area between the projection and the recess, wherein at least one of the plurality of grooves is circumferentially symmetrical about a radial central axis of one of the plurality of struts.

US Pat. No. 10,190,597

VACUUM PUMP AND ROTOR THEREOF

Edwards Japan Limited, C...

1. A vacuum pump, comprising:a circular member;
a drive means for driving the circular member rotatably on a center thereof;
a cylindrical member joined to an outer circumference of the circular member;
a stator member surrounding an outer circumference of the cylindrical member; and
a thread groove pump flow path formed between the cylindrical member and the stator member,
the vacuum pump exhausting gas through the thread groove pump flow path by rotating the circular member and the cylindrical member, wherein
the cylindrical member is made of a material having at least a feature of lower thermal expansivity or lower creep rate than that of a material of the circular member, and
a gap of a first region provided between a joint portion of the cylindrical member and a crest of a thread groove formed on an inner surface of the stator member is set to be larger than a gap of a second region provided between a non-joint portion of the cylindrical member and a crest of the thread groove formed on the inner surface of the stator member around the entire outer circumference of the cylindrical member by an amount to accommodate thermal expansion of the circular member or an amount of expansion by creep of the circular member.

US Pat. No. 10,190,595

GAS TURBINE ENGINE BLADE PLATFORM MODIFICATION

General Electric Company,...

1. A gas turbine engine compressor blade comprising:an airfoil and a root section connected to a blade platform therebetween,
the airfoil extending in a chordwise direction between airfoil leading and trailing edges, and
an at least partially curved cropped corner of the blade platform, the at least partially curved cropped corner having a shape and size that avoids resonance of the blade during operation of the gas turbine engine, and the at least partially curved cropped corner is a J-shaped cropped corner including a straight section extending from and perpendicular to a pressure side edge towards a suction side edge of the blade platform and a curved section extending from the straight section to an uncropped portion of a platform trailing edge of the blade platform.

US Pat. No. 10,190,593

MAGNETIC DRIVE PUMP

ASSOMA INC., Taoyuan (TW...

1. A magnetic drive pump having a pump casing, an impeller, an inner rotor, a stationary shaft, a bracket, a liner and a containment shell;the pump casing made of cast iron or stainless steel being used for containing the impeller, which is for converting shaft power to hydraulic power;
the liner installed on a wetting side inside the pump for isolating a corrosive fluid;
the pump casing comprising a front support, an inlet, a volute, an outlet, a casing back flange and a casing liner;
the casing back flange positioned at a rear end of the pump casing for assembling the bracket and the containment shell;
the front support formed in an inner space of the inlet to be integrated with each other into one piece, the front support extending axially to be a cantilever structure for supporting the stationary shaft mating with the inner rotor to drive the impeller; and the magnetic drive pump being characterized in that:
the front support includes two rib plates, a cone body and a front shaft seat, the front support extends axially toward the inside of the pump casing;
the rib plates extend inward from an inner surface of the inlet of the pump casing and combine together at a center of an inner diameter, combining into a right angle structure where the two ribs are perpendicular to each other;
the cone body is formed at the combination of the two ribs plates and a center of the cone body corresponds to the center of the inner diameter of the inlet of the pump casing; the cone body extends inwardly towards a rear side of the pump casing;
the rib plates extend axially according to an axial length of the cone body and a width of the rib plates of the front support is gradually reduced to match with an outer diameter of the cone body, the cone body passes through a hub aperture of the impeller;
an outer surface of the front support is completely encapsulated with a corrosion resistant plastic and is integrated with the casing liner of the pump casing into one piece;
the impeller is axially shifted a distance with respect to the pump casing, which makes a flow center line of the outlet of the impeller positioned on an inner side of a center line of the outlet of the pump casing, to get a longer flow distance between the inlet of the pump casing and an inlet of the impeller;
a geometry of a shroud curve surface in a vicinity of a blade leading edge of the inlet of the impeller has an adequate radius of curvature, a hub plate near the stationary shaft and in the vicinity of the blade leading edge is a concave design matching with a cone curve surface of the cone body of the front shaft seat;
an inner diameter cylindrical inner surface of the inlet of the pump casing, a shroud curve surface and a shroud surface form a smooth surface with the impeller; the cone body axially extends to the inlet of the impeller with a conic surface, and the cone curve surface and a hub concave surface of a hub surface of the impeller also form a smooth curve surface; and
in the inner space of the inlet of the pump casing has a smooth variation of a cross-sectional area; the corrosive fluid enters the inlet of the pump casing and passes plate leading edges of the rib plates, a flow velocity of the corrosive fluid is increased and a minimum interference is achieved by the longer flow distance, and a flow is rectified by the rib plates.

US Pat. No. 10,190,591

AUTOMATIC BLOWER CONTROL

Lennox Industries Inc., ...

1. A blower unit controller for a heating, ventilation, and air conditioning (HVAC) system including a blower unit having a blower and a blower motor, comprising:an input configured to receive motor operating parameters;
an output configured to provide a motor speed control signal to an inverter, wherein the inverter is in electrical communication with a blower motor and configured to provide a motor drive signal to the blower motor;
a memory configured to store a mathematical model of airflow produced by the blower, wherein the mathematical model is determined as a function of said motor operating parameters;
a processor configured to produce said motor speed control signal based on said mathematical model; and
wherein the mathematical model is configured to calculate an airflow rate as a function of at least one of frequency, voltage, and power of the motor drive signal as reported by the inverter and includes a static pressure term determined from the airflow.

US Pat. No. 10,190,590

BATTERY-OPERATED BLOWER FILTER SYSTEM FOR USE IN POTENTIALLY EXPLOSIVE AREAS

1. A blower filter system comprising:a blower unit comprising an electric motor for driving a blower impeller, a control unit for controlling the electric motor and blower unit contacts; and
a battery pack comprising a plurality of secondary cells with energy density and battery pack contacts for connection with the blower unit, wherein:
the blower unit is detachably coupled with the battery pack;
the battery pack is electrically connected with the blower unit via at least the blower unit contacts and the battery pack contacts;
the battery pack is provided with protective circuits;
the protective circuits comprise electronic components, which are designed to cut off electrically at least one of the plurality of secondary cells of the battery pack when excessively high currents build up and/or when excessively high temperatures build up;
the electronic components comprise a shunt connected to the plurality of secondary cells, a first excess-current cutoff device, a second excess-current cutoff device, a first power circuit breaker and a second power circuit breaker;
the first excess-current cutoff device is connected to the first power circuit breaker and the second excess-current cutoff device is connected to the second power circuit breaker;
the first excess-current cutoff device is arranged on one side of the shunt and the second excess-current cutoff device is arranged on another side of the shunt;
the first power circuit breaker is configured to switch from a first power circuit breaker closed state to a first power circuit breaker open state and the second power circuit breaker is configured to switch from a second power circuit breaker closed state to a second power circuit breaker open state when current flowing through the shunt is greater than a predetermined maximum current such that the at least one of the plurality of secondary cells of the battery pack is electrically shut off; and
the battery pack and the blower unit are cast at least partially in a casting compound.

US Pat. No. 10,190,589

POTHEAD CABLE SEAL FOR ELECTRIC SUBMERSIBLE MOTORS

Halliburton Energy Servic...

1. An electric submersible motor pothead system, comprising:a pothead that couples a power cable to an electric submersible motor, the electric submersible motor operable in well fluid, the pothead comprising:
a finger seal comprising a finger around each phase of the power cable and a radial flange;
a compression plate that exerts a radial force on each phase from an axial load provided by the compression plate against the radial flange;
a seal seat comprising sockets that receive each finger;
a space extending between a portion of an outer diameter of each finger and a flared inner diameter of the socket of the seal seat; and
a seal ring extending circumferentially around an outer diameter of each finger and tangent to the radial flange, the seal ring contacting the flared inner diameter of the seal seat and closing the space to the ingress of well fluid.

US Pat. No. 10,190,588

COMPRESSOR HAVING A CHECK VALVE IN THE INJECTION PASSAGE

Daikin Industries, Ltd., ...

1. A compressor, comprising:a housing member having an injection passage formed therein, the injection passage communicating with a compression chamber where refrigerant is compressed and which is in the middle of compression;
a check valve arranged in the injection passage; and
an injection pipe arranged and configured to supply refrigerant to the injection passage;
the check valve having
a valve body slidably arranged in the injection passage, and
a valve supporting member arranged on an injection pipe side relative to the valve body,
the valve supporting member being arranged and configured to restrict movement of the valve body toward the injection pipe side when the check valve checks a flow of refrigerant from the compression chamber to the injection pipe,
a center hole being formed in a center part of the valve body,
a peripheral hole being formed in the valve supporting member, the peripheral hole opposing a rim part of the valve body located on a rim side relative to the center hole, with refrigerant passing through the peripheral hole and the center hole and being supplied to the compression chamber when refrigerant is supplied from the injection pipe to the compression chamber,
the center hole being arranged and configured to be closed by the valve supporting member, and the peripheral hole being arranged and configured to be closed by the rim part of the valve body when the check valve checks the flow of refrigerant from the compression chamber to the injection pipe,
the housing member having a valve restricting face arranged on an opposite side of the valve supporting member relative to the valve body, the valve restricting face being arranged and configured to restrict movement of the valve body in a direction of flow of refrigerant when refrigerant is supplied from the injection pipe to the compression chamber,
the injection passage including an injection port arranged downstream of the valve restricting face in the direction of flow of refrigerant when refrigerant is supplied from the injection pipe to the compression chamber, and the injection port directly communicating with the compression chamber, and
a flow passage area of the center hole formed in the valve body being larger than a flow passage area of the injection port, and a total flow passage area of the peripheral hole formed in the valve supporting member being larger than the flow passage area of the injection port.

US Pat. No. 10,190,587

MOTOR-DRIVEN COMPRESSOR

KABUSHIKI KAISHA TOYOTA J...

1. A motor-driven compressor comprising:an electric motor including a rotor;
a housing including a suction port that draws in a fluid;
a compression unit driven by the electric motor, wherein the compression unit compresses an intake fluid, which is the fluid drawn in from the suction port, and discharges a compressed fluid, which is the compressed intake fluid;
a drive circuit that drives the electric motor; and
a controller that controls the drive circuit to control rotation of the rotor, wherein
the compression unit includes
a fixed scroll fixed to the housing,
a movable scroll engaged with the fixed scroll and configured to orbit the fixed scroll, and
a compression chamber defined by the fixed scroll and the movable scroll,
when the rotor rotates in a predetermined forward direction, the movable scroll orbits in the forward direction, and the compression unit thereby compresses the intake fluid drawn into the compression chamber,
the motor-driven compressor further comprises an injection port that draws an intermediate pressure fluid into the compression chamber, wherein the intermediate pressure fluid has a pressure that is higher than the intake fluid and lower than the compressed fluid,
the controller includes
a deceleration controller that performs a deceleration control, which decelerates the rotor, during a first period in response to the rotor being rotating in a direction opposite to the forward direction, and
a continuation controller that performs a continuation control, which continues the rotation of the rotor, during a second period that is longer than the first period after the deceleration control is performed, and
a fluctuation difference of a rotational frequency of the rotor during the continuation control is less than a deceleration rotational frequency difference, which is a difference between a rotational frequency of the rotor when the deceleration control is started and a rotational frequency of the rotor when the deceleration control is terminated.

US Pat. No. 10,190,585

MULTI-STAGE PUMP ASSEMBLY HAVING A PRESSURE CONTROLLED VALVE FOR CONTROLLING RECIRCULATION OF FLUID FROM THE PUMP STAGE OUTLET TO THE PUMP STAGE INLET

BP EXPLORATION OPERATING ...

13. A method of pumping a fluid from a first location to a second location comprising:providing a multiple stage pump assembly having an intake end and an discharge end opposite the intake end, wherein the multiple stage pump assembly includes a plurality of pumps in series, wherein the plurality of pumps include a first pump disposed at the intake end, a second pump is disposed at the discharge end, and a third pump positioned between the first pump and the second pump, wherein each pump includes a pump inlet and a pump outlet;
positioning the intake end of the multiple stage pump assembly at or near the first location;
activating the multiple stage pump assembly to pump the fluid from the first location to the second location;
recirculating fluid from the outlet of the second pump to the inlet of the second pump while pumping the fluid from the first location to the second location; and
recirculating fluid from the outlet of the third pump to the inlet of the third pump while pumping the fluid from the first location to the second location.

US Pat. No. 10,190,582

SYSTEMS AND METHODS FOR COLLECTING HIGH FREQUENCY DATA ASSOCIATED WITH A PUMP BY UTILIZING AN FPGA CONTROLLER

Caterpillar Inc., Deerfi...

1. A system for monitoring a pump while the pump operates at a worksite, the system comprising:one or more sensors associated with the pump and configured to collect high frequency data associated with operation of the pump and low frequency data associated with the operation of the pump;
a field-programmable gate array (FPGA) controller at the worksite configured to receive the high frequency data from the one or more sensors and configured to generate low frequency data based on the high frequency data using one or both of frequency domain analysis to implement a fast Fourier transform (FFT) algorithm and time domain analysis to convert the frequency domain data into time domain data as the low frequency data; and
a low frequency controller at the worksite configured to
receive the low frequency data from the FPGA controller,
receive the low frequency data associated with the operation of the pump directly from the one or more sensors,
determine a subset of the low frequency data from the FPGA controller and the low frequency data directly from the one or more sensors to be continuously transmitted to a monitor, and
based on the determined subset of the low frequency data from the FPGA controller and the low frequency data directly from the one or more sensors to be continuously transmitted to the monitor, continuously transmit the determined subset of the low frequency data from the FPGA controller and the low frequency data directly from the one or more sensors to the monitor.

US Pat. No. 10,190,581

CONTROLLING FLUID OPERATIONS FOR MACHINE SYSTEMS

RPM INDUSTRIES, LLC, Was...

1. A fluid control system, comprising:a control module including at least one processor, wherein the control module is programmed to:
receive at least one first signal that comprises information indicative of at least one of a triggering condition or a machine condition; and
transmit at least one second signal, wherein the at least one first signal comprises information indicating that at least one of a temperature of a component of the machine exceeding a certain threshold, at least a portion of the machine being in a powered down state, or a combination thereof;
a fluid maintenance system operatively associated with the control module, wherein the fluid maintenance system comprises a processor configured for:
accessing machine data associated with the machine;
accessing a fluid service operation schedule including at least one fluid maintenance operation associated with the machine data; and
directing the control module to transmit the at least one second signal; and
at least one fluid control circuit configured for receiving the at least one second signal from the control module, wherein the at least one second signal comprises at least one command instruction for initiating a post-lubrication fluid operation in accordance with the fluid service operation schedule, wherein the at least one second signal received by the fluid control circuit further comprises at least one command instruction for causing at least a portion of a prelubrication fluid system to perform the post-lubrication fluid operation, and wherein the post-lubrication fluid operation comprises operating a pump of the machine to perform a circulating fluid operation or a recycling fluid operation for the machine, wherein the circulating fluid operation or the recycling fluid operation is performed until the component of the machine is at a predetermined temperature level or a predetermined time period has expired.

US Pat. No. 10,190,580

SOLAR DRIVE CONTROL SYSTEM FOR OIL PUMP JACKS

Raptor Lift Solutions, LL...

1. An apparatus, comprising:a regenerative variable frequency drive configured to generate energy from vertical reciprocating motion of a pump jack during normal operation of the pump jack, the regenerative variable frequency drive comprising a DC buss; and
a DC capacitor bank configured to be electrically connected to the DC buss of the regenerative variable frequency drive,
wherein when the DC capacitor bank is electrically connected to the DC buss of the regenerative variable frequency drive, at least a portion of energy required to operate the pump jack to produce petroleum hydrocarbons is obtained from the generated energy from the vertical reciprocating motion of the pump jack, further wherein said generated energy is stored in the DC capacitor bank, and removed from the DC capacitor bank to the DC buss of the regenerative variable frequency drive.

US Pat. No. 10,190,579

RECIPROCATING COMPRESSOR

HITACHI AUTOMOTIVE SYSTEM...

1. A reciprocating compressor comprising:a crank case;
a cylinder attached to this crank case;
a piston reciprocatably fittedly inserted in this cylinder;
a connection rod extending from this piston;
a crank shaft inserted through one side of this connection rod via a bearing;
a rotational shaft configured to be rotationally driven by a motor; and
a balance weight attached to this rotational shaft with the crank shaft also attached thereto, the balance weight being configured to be usable to balance a moment generated when this rotational shaft rotates,
the balance weight including
a main weight portion extending over a range defined by a circular-arc circumferential edge shaped like a circular arc centered, at one side where the rotational shaft is located, and a pair of virtual end surfaces located on this circular-arc circumferential edge on both sides of the rotational shaft,
a pair of extension weight portions extending from the pair of virtual end surfaces of this main weight portion to an opposite circular-arc side from the circular-arc circumferential edge,
a rotational shaft hole provided at the main weight portion so as to be located on a central side of the circular arc of the circular-arc circumferential edge of the main weight portion, the rotational shaft hole being attached to the rotational shaft,
a crank shaft attachment protrusion provided so as to protrude from this rotational shaft hole to the opposite circular-arc side,
a crank shaft hole provided at this crank shaft attachment protrusion radially eccentrically with respect to the rotational shaft hole, and
a pair of spaces formed between positions on both sides of the crank shaft attachment protrusion and the pair of extension weight portions, respectively, for guiding cooling wind to the bearing of the crank shaft.

US Pat. No. 10,190,578

MINIATURE PUMP

KOGE MICRO TECH CO., LTD,...

1. A miniature pump, comprising:a cylinder having a first end and a second end opposite to each other along a first direction, the cylinder further having a cylinder plate;
a piston module accommodated in the cylinder, the piston module comprising:
a plate portion stacked on a side of the cylinder plate, the side of the cylinder plate facing the first end, the plate potion further comprising a plurality of installation components, adjacent installation components having a first recessed portion formed therebetween on an outer periphery of the plate portion, each of the installation components comprising a first installation portion and a second installation portion, wherein the first installation portion and the second installation portion are disposed at intervals on the outer periphery of the plate portion;
a pumping chamber structure located on a side of the plate portion facing the second end and protruded towards the second end;
a piston portion connected to a side of the pumping chamber structure facing away from the plate portion; and
a connecting portion connected to a side of the piston portion facing away from the pumping chamber structure;
a driving module located at the second end, the driving module having a wobble plate and a driving rod connected to the wobble plate, and the connection portion being connected to the wobble plate, and the driving module being configured to drive the pumping chamber structure to extend or retract along the first direction; and
a ledge projecting outwardly from an outer surface of the pumping chamber structure along a second direction perpendicular to the first direction, so as to contact an inner surface of the cylinder,
wherein the cylinder comprises:
a plurality of circular holes, wherein a portion of the pumping chamber structure of the piston module is respectively positioned in each hole; and
a plurality of supporting portions that extend in the first direction toward the piston module from an upper surface of the cylinder plate forming said side of the cylinder plate, each of the supporting portions extending circumferentially along an outer periphery of the cylinder plate adjacent to a corresponding one of the holes for a distance that exceeds a diameter of the corresponding hole to extend past the corresponding hole on both sides of the corresponding hole, the supporting portions being separated from each other, each of the supporting portions extending also inwardly from the outer periphery of the cylinder plate to surround a part of the corresponding hole while maintaining a distance from the corresponding hole, wherein said side of the cylinder plate is monolithically formed with the upper surface of the cylinder;
wherein a shape of each of the supporting portions is complementary to a shape of the plate portion of the piston module which is stacked on said side of the cylinder to thereby fix a relative position of the piston module and the cylinder.

US Pat. No. 10,190,577

HOISTABLE INDUCTION AND COOLING UNIT FOR WIND TURBINE MAINTENANCE

General Electric Company,...

1. A method for detaching mechanically-connected components of a drive train in a wind turbine, comprising;positioning a maintenance tool below a hoist, the maintenance tool comprising a nested configuration of a transport frame portion, an isolation assembly portion, and a lift assembly portion;
hoisting only the lift assembly portion of the maintenance tool into a nacelle of a wind turbine;
connecting the lift assembly portion to a power source in the nacelle;
extending at least two induction cables from an induction generator disposed on the lift assembly portion, and wrapping the at least two induction cables proximate at least a portion of a component of the mechanically-connected components;
operating the induction generator to pass alternating current through the at least two induction cables and inductively heat the wrapped component such that thermal expansion creates a clearance between the mechanically-connected components; and,
separating the mechanically-connected components.

US Pat. No. 10,190,576

ROLLER BEARING, RETAINER SEGMENT, SPACER AND MAIN SHAFT SUPPORT STRUCTURE OF WIND-POWER GENERATOR

NTN CORPORATION, Osaka (...

1. A roller bearing comprising:an outer ring;
an inner ring;
a plurality of rollers arranged between said outer ring and said inner ring; and
a plurality of retainer segments having a plurality of column parts extending in a direction along a shaft so as to form a pocket for holding said roller, and a connection part extending in a circumferential direction so as to connect the plurality of column parts, and continuously lined with each other in the circumferential direction between said outer ring and said inner ring, in which a corner of a circumferential end face of each retainer segment is chamfered; and
a spacer arranged between a circumferentially arranged first retainer segment and last retainer segment, the spacer having a circumferential spacer end face, the circumferential spacer end face having a chamfered part at a corner thereof.

US Pat. No. 10,190,575

METHOD, DEVICE AND SYSTEM FOR COMPENSATING OUTPUT POWER OF WIND TURBINE GENERATOR SET

1. A method for compensating an electrical output power of a wind turbine, comprising:acquiring average values of first ambient temperatures of environments where the wind turbine is located, in respective periods;
collecting electrical output powers of the wind turbine at end time instants of the respective periods; and
if both an average value of the first ambient temperatures in a current period and an average value of the first ambient temperatures in a previous period are greater than a preset temperature threshold, compensating an electrical output power of the wind turbine collected at an end time instant of the current period based on a difference between the average values of the first ambient temperatures in the current period and the previous period, to ensure a stable electrical output power of the wind turbine, wherein the temperature threshold is an ambient temperature value when the wind turbine is in a full power state; and wherein in the full power state, the wind turbine has a grid-connected power equal to a rated power of the wind turbine.

US Pat. No. 10,190,574

SYSTEM AND METHOD FOR CONTROLLING GENERATION OUTPUT QUANTITY OF A WIND POWER PLANT USING DUST DETECTOR

Doosan Heavy Industries C...

1. A method of controlling a wind power plant that includes a plurality of wind power generators, the method comprising:monitoring a generation state of the wind power plant to detect a reduced output wind power generator, among the plurality of wind power generators, having a generation quantity smaller than a reference value;
in response to detecting the reduced output wind power generator having the generation quantity smaller than the reference value, capturing an image of a blade of the reduced output wind power generator using a camera disposed at a specific distance from the reduced output wind power generator in order to determine a size and area of contamination of the blade and analyze a generation quantity reduction factor of the detected wind power generator; and
individually controlling the generation output quantity of the reduced output wind power generator based on the analyzed generation quantity reduction factor so that the generation output quantity is increased,
wherein monitoring a generation state of the wind power plant includes
detecting a reduction of the generation output quantity of the detected wind power generator using a plurality of first sensors respectively installed in each of the wind power generators, each first sensor including a dust detector configured to
check a state of dust accumulation on the blade of a corresponding wind power generator of the plurality of wind power generators and
output dust detection data and location information of a corresponding wind power generator in order to determine a contamination state around the corresponding wind power generator; and
partitioning the wind power plant into zones and detecting a reduction of the generation output quantity of the detected wind power generator using a plurality of second sensors respectively installed in a representative wind power generator of each of the zones to detect the reduction of the generation output quantity of the corresponding zone.

US Pat. No. 10,190,573

BLADE CONTROL APPARATUS AND METHOD FOR WIND POWER GENERATOR, AND WIND POWER GENERATOR USING THE SAME

Doosan Heavy Industries C...

1. A wind power generator comprising:a blade formed of carbon fiber material and comprising a conductive region having electrical conductivity in the carbon fiber material;
a detector configured to detect a change in an electrical resistance of a section of the conductive region of the carbon fiber; and
a determination unit configured to receive the detected change in the electrical resistance that has been transmitted from the detector, compare the detected change in the electrical resistance to a predetermined value, and determine the blade is in a normal state when the detected change is less than or equal to the predetermined value and the blade is in an abnormal state when the detected change is more than the predetermined value,
wherein the blade comprises a skin, a spar cap, and a shear web,
the shear web and the spar cap are entirely formed of the carbon material so that the conductive region is formed in the shear web and in the spar cap, and the conductive region encompasses, the shear web, the spar cap, and an interface between the shear web and the spar cap.

US Pat. No. 10,190,572

ROTATABLE BLADE APPARATUS WITH INDIVIDUALLY ADJUSTABLE BLADES

Energyield LLC, Carlsbad...

1. A wind turbine blade assembly comprising:at least first and second blades coupled to a rotor, the first blade defining a first pitch at a first time, the second blade defining a second pitch at the first time, at least one of the pitches being established by a pressure signal from at least one pressure sensor disposed on at least one blade to provide the pressure signal;
at least one controller receiving input from the pressure sensor;
at least one actuator comprising at least one motor coupled to at least the first blade and controlled by the at least one controller responsive to input from the pressure sensor to change a pitch of the first blade.

US Pat. No. 10,190,571

RING INSERT FOR A WIND TURBINE ROTOR BLADE

General Electric Company,...

1. A rotor blade assembly for a wind turbine, comprising:a rotor blade having a pressure side and a suction side, the pressure side and suction side extending between a leading edge and a trailing edge;
a cylindrical blade root section comprising an end face configured to attach the rotor blade assembly to a hub, the blade root section comprising a span-wise end portion defined by an inner circumferential component and an outer circumferential component, the inner and outer circumferential components separated by a radial gap, the radial gap comprising a first laminate material embedded between the inner and outer circumferential components at a first span-wise depth and a second laminate material embedded between the inner and outer circumferential components at a second span-wise depth;
one or more blade bolts for securing the blade root section to a hub of the wind turbine; and,
a rigid ring insert disposed in the radial gap and embedded between the first and second laminate materials, the ring insert further comprising one or more bolt holes configured to receive the one or more blade bolts, the one or more bolt holes extending from a first end of the ring insert and terminating before an opposing, second end of the ring insert, the ring insert comprising a first segment and a second segment, wherein a chord-wise thickness of each of the first and second segments tapers from a first thickness at a first terminal end to a lesser, second thickness at a midpoint of the first and second segments, respectively, and then increases back to the first thickness at an opposing second terminal end of the first and second segments, respectively.

US Pat. No. 10,190,570

TRAVELING WAVE PROPELLER, PUMP AND GENERATOR APPARATUSES, METHODS AND SYSTEMS

Pliant Energy Systems LLC...

1. An articulated mechanism for imparting kinetic energy into a fluid or harnessing energy from a fluid comprising—a first article comprised of a sheet-like flexible material to which force is applied to create strained deformations expressing the internal energy state of the article,
at least two coupling members connected to the same edge of the first article and to a common member by way of an intermediate transmission assembly,
wherein the coupling members, common member and transmission assembly together constitute a physical restraint that maintains the persistence of strained deformations in the first article,
wherein the transmission assembly allows the first article three degrees of freedom of motion relative to the common member.

US Pat. No. 10,190,569

DEVICE FOR AUTOMATICALLY GENERATING ENERGY

NATIONAL TAIWAN NORMAL UN...

1. A device for automatically generating energy arranged in a water tank, said water tank containing a liquid, and said device for automatically generating energy comprising:a buoy located in said water tank and sinking in said liquid, and said buoy has an accommodation space therein filled with said liquid, and sides of said buoy are provided with a water inlet and a water outlet, and said water inlet and said water outlet connect with said accommodation space;
a tube body with an end connecting with said water inlet of said buoy;
a three-way tube provided with a bottom through hole, a top through hole and a side through hole, and said bottom through hole connects with said water outlet of said buoy, and said side through hole connects with a drain pipe, and an outlet of said drain pipe is located outside said water tank;
two valves, and one of said valves located on an end of said tube body opposite to said water inlet, and another of said valves is located on said top through hole of said three-way tube, and each of said valves connects with a floating ball, and when said buoy is filled with said liquid and sinks in said liquid of said water tank, each said floating ball floats to close said valves, so as to prevent said liquid from flowing into said buoy, and said liquid within said buoy is drained from said side through hole of said three-way tube to raise said buoy to a water level of said liquid, and each said floating ball looses said valves, and said liquid flows into said buoy through said water inlet to fill said accommodation space, and said buoy sinks in said water tank again; and
a potential-energy power generation device provided with a connecting rod to connect with said buoy, and when said buoy moves in said water tank, said buoy tows said connecting rod to provide potential energy for said potential-energy power generation device to generate power.

US Pat. No. 10,190,568

WAVE ENERGY CONVERTER

1. A wave energy converter comprising:a. a positively buoyant axi-symmetric vessel fully submerged in an ocean;
b. said vessel being moored to a reaction mass by a vertical mooring line;
c. said reaction mass being selected from the group consisting of: a seabed; a submerged floating platform, whereby said vessel can react directly with said seabed at depths of said ocean that characterize a continental shelf and can react with said platform at depths of said ocean greater than depths that characterize said continental shelf;
d. said vessel being tethered axi-symmetrically to said reaction mass by at least three non-vertical tethers;
e. said tethers being held under tension by tensioning means and connected to a power take off system whereby orbital and omnidirectional motion of said vessel driven by orbital and omnidirectional motion of swell can be converted to useful power;
f. a control system comprising radio input of predicted wave height and swell period, radio input of a required depth of submersion of said vessel, input from local sensors measuring wave height and swell oscillation period and input from local sensors measuring motion and depth of submersion of said vessel, said inputs being applied to means for control of said depth of submersion of said vessel and to means for control of said vessel's natural period of oscillation, outputs of said means for control being said depth of submersion this being varable according to said wave height and said natural period of oscillation, this being variable according to said swell oscillation period;
g. said mooring line having at least one elastically extensible section enabling said vessel to follow an orbital path, responding to both heave and surge vectors of said swell from any direction;
h. said mooring line being connected to a lower locking winch, whereby said depth of submersion of said vessel can be varied dynamically between a near-surface position and a position in quiet water in response to varying wave heights so that high energy conversion rates can be sustained in differing wave climates and so that storm damage can be avoided;
i. said vessel being connected by a non-slidable connection to an upper line that is attached to a surface-piercing float of positive buoyancy;
j. said upper line having at least one elastically extensible section enabling said vessel to follow an orbital path responding to both heave and surge vectors of said swell from any direction;
k. said upper line being connected to an upper locking winch, whereby said depth of-submersion of said vessel can be varied and tension of said upper line and of said mooring line can be varied so that said vessel's natural period of oscillation can be dynamically varied to match said swell oscillation period over a range that characterizes energetic ocean swell;
l. said tethers having means for said tethers to be neutrally buoyant uniformly along the length of said tethers, whereby gravitational flexing can be made insignificant over depths that characterize the continental shelf and so power losses from gravitational flexing can be made insignificant.

US Pat. No. 10,190,567

HEAVY HAMMER TYPE WAVE POWER GENERATION METHOD AND DEVICE

Changchun University of S...

1. A heavy hammer type wave power generation method, characterized by comprising:connecting a floating box (1) to an anchor seat (12) by a cable (11);
arranging a rotating shaft (9) in the middle of the floating box (1);
connecting a shifting rod (8) to the rotating shaft (9), the shifting rod (8) rotates around the rotating shaft (9);
fixing a heavy hammer (10) to a lower end of the shifting rod (8);
fixedly connecting a chain ring (6) meshed with a plurality of driving sprockets (4) and guiding sprockets (5) to an upper end of the shifting rod by a chain fixing seat (7);
under the action of wave power, when the floating box (1) swings leftwards or rightwards, the chain ring (6) is restrained by the heavy hammer (10) at the lower end of the shifting rod (8) without turning with the leftward or rightward swinging of the floating box (1);
the driving sprockets (4) and the guiding sprockets (5) turn leftwards or rightwards along the chain ring (6), and the driving sprockets (4) turn leftwards or rightwards by means of a speed increaser for converting bidirectional swinging to unidirectional rotation (2) fixed to a framework of the floating box (1), so that a spindle of a generator (3) rotates in one direction to generate power;
an external-rotor wind driven generator (3) is adopted to increase power generating efficiency, when an energy storage flywheel (22) fixedly connected to the external-rotor enables the floating box (1) to turn leftwards or rightwards, the driving energy driving the spindle of the generator (3) is still constant, so that a voltage waveform of the generator (3) is smooth;
fixing a first ratchet gear (15) with a pawl structure and a second ratchet gear (18) with a pawl structure to a driving sprocket shaft (I);
the bidirectional swinging of the driving sprocket shaft (I) coverts to unidirectional rotation of a speed-increasing shaft (II);
an outer ring of the first ratchet gear (15) idles counter clockwise, and an outer ring of the second ratchet gear (18) idles clockwise;
meshing a first speed-increasing gear (17) fixed to the speed-increasing shaft (II) with the first ratchet gear (15) on the driving sprocket shaft (I) by a medium gear (16) on a medium gear shaft (III);
directly meshing a second speed-increasing gear (19) fixed on the speed-increasing shaft (II) with the second ratchet gear (18) on the driving sprocket shaft (I);
when the driving sprocket shaft (I) of the driving sprockets (4) rotates counter clockwise, the outer ring of the first ratchet gear (15) idles without transferring a torque to the medium gear (16) and the first speed-increasing gear (17); the outer ring of the second ratchet gear (18) turns counter clockwise without transferring a torque to the second speed-increasing gear (19), so that the speed-increasing shaft (II) turns clockwise;
when the driving sprocket shaft (I) rotates clockwise, the outer ring of the second ratchet gear (18) idles without transferring the torque to the second speed-increasing gear (19); the outer ring of the first ratchet gear (15) transfers the torque to the medium gear (16) and the first speed-increasing gear (17), so that the speed-increasing shaft (II) turns clockwise;
the speed-increasing shaft (II) always turns clockwise, so that a third speed-increasing gear (20) on the speed-increasing shaft (II) enables a generator shaft gear (21) on the speed-increasing shaft (II) to always rotate in one direction for converting bidirectional swinging to unidirectional rotation for normal power of the generator (3); and
a rated speed of the generator (3) is determined by a gear number of each gear.

US Pat. No. 10,190,566

MODULARIZED OCEAN ENERGY GENERATING DEVICE AND BUILT-IN MODULE THEREOF

HANGZHOU LINDONG NEW ENER...

1. A built-in module for a modularized ocean energy generating device, the modularized ocean energy generating device comprising an outer frame, the built-in module comprising:an inner frame detachably disposed in the outer frame;
at least one hydraulic generator module generating power from water flow, disposed in the inner frame, an axis of the hydraulic generator module being parallel to a horizontal plane;
at least one mounting shaft, the at least one hydraulic generator module being mounted at the at least one mounting shaft, the at least one mounting shaft being rotatably mounted at the inner frame;
at least one driving unit, directly connected to the mounting shaft and driving the mounting shaft to rotate about a vertical axis; and
at least two barriers disposed at the inner frame or the outer frame and located at upstream and downstream sides of the hydraulic generator module along a water flow direction, respectively,
wherein the at least one driving unit is located above a water surface.

US Pat. No. 10,190,565

METHOD OF REFURBISHING AN ENERGY CONVERSION FACILITY AND REFURBISHED ENERGY CONVERSION FACILITY

GE RENEWABLE TECHNOLOGIES...

1. A method of refurbishing an existing Francis pump-turbine used in an existing facility for converting hydraulic energy into electrical or mechanical energy and vice versa into a refurbished Francis pump-turbine for use in the existing facility,the existing Francis pump-turbine including:
a volute,
an existing runner configured to be rotatable about an axis of rotation,
a flange ring attached to the volute, the flange ring including an upper flange ring and a lower flange ring,
an existing pre-distributor including first water passage channels having an existing first respective height,
and an existing distributor in water flow communication with the existing pre-distributor and the existing runner, the existing distributor including second water passage channels having an existing second respective height that is different from the existing first respective height of the first water passage channels,
the method comprising:
a) modifying the existing pre-distributor of the existing Francis pump-turbine to have a reduced first respective height of the first water passage from the existing first respective height of the first water passage channels;
b) removing the existing distributor from the existing Francis pump-turbine;
c) replacing the removed existing distributor with a replaced distributor on the existing Francis pump-turbine that is different from the existing distributor, the replaced distributor including guide vanes defining second water passage channels having a respective height, the second water passage channels having water flow communication with the first water passage channels of the modified existing pre-distributor having the reduced first respective height, wherein the respective height of the second water passage channels of the replaced distributor is the same as the reduced first respective height of the first water passage channels of the modified existing pre-distributor; and
d) completing steps a), b), and c) to form the refurbished Francis pump-turbine so that the refurbished Francis pump-turbine can be used in the existing facility instead of the existing Francis pump-turbine.

US Pat. No. 10,190,564

METHOD FOR ACTUATING A SPARK GAP

BORGWARNER BERU SYSTEMS G...

1. A method for actuating a spark gap in an internal combustion engine in which the spark gap is assigned a first ignition coil and a second ignition coil, each of which has a primary winding and a secondary winding that are inductively coupled to one another, the method comprising the following steps:(a) triggered by a start signal, charging the primary winding of the first ignition coil and with a delay D, for which 0?D, charging the primary winding of the second ignition coil by supplying a direct current, wherein, whilst each primary winding is charged, the respective secondary winding is blocked;
(b) measuring a primary current supplied to each of the primary windings;
(c) after a period T, abruptly discharging the primary winding of the first ignition coil, and with the delay D abruptly discharging the primary winding of the second ignition coil, whereby secondary currents are induced in the respective secondary windings, which lead to an electrical discharge between two electrodes of the spark gap;
(d) measuring the secondary current flowing through each of the ignition coils;
(e) thereafter alternately starting a charging of the primary winding of the first ignition coil and a charging of the primary winding of the second ignition coil whenever the strength of the secondary current flowing through the first or second ignition coil falls below a threshold;
(f) abruptly discharging the primary winding of the first ignition coil whenever the strength of the primary current flowing through the primary winding of the first ignition coil rises to an upper threshold and/or whenever the secondary current flowing through the secondary winding of the second ignition coil falls below an upper threshold, and abruptly discharging the primary winding of the second ignition coil alternately with the primary winding of the first ignition coil whenever the strength of the primary current flowing through the primary winding of the second ignition coil rises to an upper threshold and/or whenever the secondary current flowing through the secondary winding of the first ignition coil falls below an upper threshold;
(g) repeating steps (e) and (f) until the duration of the discharge process between two electrodes of the spark gap reaches a predefined value Z; and
(h) thereafter both primary windings remain separated from the supply of direct current until there occurs a further start signal and the above sequence of steps is restarted with step (a).

US Pat. No. 10,190,562

ENGINE START DETERMINING APPARATUS

MITSUBISHI JIDOSHA KOGYO ...

1. An engine start determining apparatus comprising:an engine;
a clutch disposed in a power transmission path connecting between the engine and drive wheels, dividing the power transmission path into an engine-side path and a wheel-side path;
a motor connected to the wheel-side path; and
a dynamo-electric machine connected to the engine-side path, rotating the engine while the clutch is disconnected and generating electric power when rotated by the engine;
a calculator programmed to:
control the dynamo-electric machine to rotate the engine so that a rotating speed of the dynamo-electric machine for spontaneous revolution of the engine becomes a predetermined speed, and
calculate an increment in a crank angular acceleration of the engine every certain period from a base time after rotating the engine by the dynamo-electric machine, the base time being after start of fuel injection; and
a determiner programmed to determine that the engine has started by the dynamo-electric machine rotating the engine when the increment in the crank angular acceleration calculated by the calculator exceeds a standard value after the dynamo-electric machine starts to rotate the engine, and after the crank angular acceleration decreases as a rotational speed of the engine approaches a rotational speed of the dynamo-electric machine,
the determiner is programmed to further determine that the engine has started when the increments in the crank angular acceleration until an end of said certain period and until the end of a preceding certain period both exceed the standard value.

US Pat. No. 10,190,561

SYSTEM AND METHOD FOR RAPID ENGINE START

GM Global Technology Oper...

1. A method of rapid starting an internal combustion engine having a crankshaft flywheel in a vehicle, comprising:determining, via an electronic controller, that the internal combustion engine is stopped;
detecting, via the controller, an engine start request;
enabling, via the controller, a starter assembly having a brushless electric motor including a stator and a rotor and configured to drive a pinion gear;
engaging the pinion gear with the flywheel;
determining, via the controller, a present angular position of the rotor relative to the stator, wherein the present angular position is configured to generate a first rotor torque;
applying an electrical current to the electric motor, in response to the determined angular position of the rotor, to turn the rotor to a predetermined starting angular position relative to the stator, wherein the predetermined starting angular position is configured to provide a second torque that is greater than the first torque; and
commanding the electric motor, via the controller, to spin the rotor and thereby apply the second torque via the pinion gear to start the internal combustion engine.

US Pat. No. 10,190,559

HYBRID VEHICLE ENGINE STARTER CONTROL SYSTEMS AND METHODS

GM Global Technology Oper...

1. A system comprisingan engine;
an electric machine coupled to the engine and configured to start the engine from an inactive state; and
a controller in communication with the electric machine and programmed to execute:
a first control strategy while an output speed of the electric machine is less than a first speed threshold, including operating the electric machine using a trapezoidal current control algorithm with pulse width modulation;
a second control strategy while the output speed of the electric machine is greater than the first speed threshold and less than a second speed threshold, including operating the electric machine using a six-step voltage control strategy with a variable phase advance angle; and
a third control strategy while the output speed of the electric machine is greater than the second speed threshold, including operating the electric machine using a six-step voltage control strategy with a predetermined fixed phase advance angle.

US Pat. No. 10,190,558

FUEL INJECTION DEVICE NOZZLE PLATE

ENPLAS CORPORATION, Sait...

1. A fuel injection device nozzle plate to be attached to a fuel injection port of a fuel injection device, said nozzle plate comprising:a nozzle plate main body;
a nozzle hole formed in the nozzle plate main body such that fuel injected from the fuel injection port passes through the nozzle plate;
a spray direction change element configured to collide with fuel spray injected from the nozzle hole so as to change a travel direction of the fuel spray, the spray direction change element being integrally formed with the nozzle plate main body so as to project around an outlet side of the nozzle hole extending through the nozzle plate main body; and
an interference body partially blocking an outlet of the nozzle hole such that the nozzle hole injects fuel toward an inner wall surface of the spray direction change element;
wherein the inner wall surface of the spray direction change element is substantially U-shaped in plan view, and
wherein the inner wall surface has a curved first inner wall surface part and a pair of second inner wall surface parts, the first inner wall surface part projecting so as to surround a part of the outlet side of the nozzle hole, the pair of second inner wall surface parts extending from both ends of the first inner wall surface part so as to face each other.

US Pat. No. 10,190,557

FUEL INJECTOR MOUNTING DEVICE AND FUEL RAIL

DENSO International Ameri...

1. An injector mounting device comprising:a cup in a bottomed tubular shape and configured to receive an injector along an injector axis;
a bracket extended from a sidewall of the cup, wherein
the bracket includes at least one arm and a body,
the at least one arm connects the body with the cup,
the body forms a screw opening configured to receive a screw along a screw axis,
the body has a pivot end on an opposite side of the screw axis from the injector axis; wherein the body and the screw opening are asymmetric relative to the screw axis and the body is elongated on a side of the pivot end away from the injector axis, the body has an arm-side end connected with the at least one arm, the screw axis is at a distance L1 from the arm-side end, the screw axis is at a distance L2 from the pivot end, and the distance L2 is greater than the distance L1,
the bracket is in a U-shape,
the at least one arm includes two arms defining a gap therebetween,
the body is in a C-shape having two arm-side ends connected with the arms respectively,
the cup has a bottom end and the sidewall,
the sidewall has at least one key slot receiving one end of the at least one arm,
the at least one key slot is dented radially inward from a surface of the sidewall,
the at least one key slot is in a rectangular shape corresponding to a shape of one end of the at least one arm; and
a dampener is located in a gap between the arms.

US Pat. No. 10,190,556

SYSTEM AND METHOD FOR LUBRICATING A CRYOGENIC PUMP

Caterpillar Inc., Deerfi...

1. A cryogenic LNG fuel system comprising:a tank for storing LNG, the tank defining a chamber;
a LNG fill system including a LNG inlet passage in communication with the tank for directing a flow of LNG into the chamber;
a cryogenic pump in fluid communication with the chamber, the cryogenic pump including a pumping element at least partially immersed in the LNG, the pumping element including a plunger adapted for reciprocating movement in a barrel chamber adapted to receive LNG so as to produce a pumping action that directs the LNG from the barrel chamber out of the tank, the pumping element including a seal arranged between the plunger and an inside wall of the barrel chamber; and
a lubricant system including a lubricant reservoir for storing a supply of a lubricant, the lubricant reservoir being arranged external to the tank and the cryogenic pump, and a lubricant inlet passage in communication with the lubricant reservoir and the LNG inlet passage, the lubricant system being adapted to introduce the lubricant via the lubricant inlet passage into the flow of LNG in the LNG inlet passage such that at least a portion of the lubricant is entrained in the LNG in the LNG inlet passage and carried into the tank wherein the lubricant lubricates the pumping element and the seal.

US Pat. No. 10,190,555

ELECTROMAGNETIC VALVE

Hitachi Automotive System...

1. An electromagnetic valve, comprising:a coil;
a valve body;
a projection part;
a fixed core; and
a movable core configured to open the valve body, wherein
a surface treatment having a predetermined thickness is disposed on each facing surface of the fixed core and the movable core,
an outer peripheral flat part, an outer peripheral taper part, an R-shaped part having a curved surface, a flat part, and an inner peripheral taper part are formed, in that order, from an outer peripheral side on the movable core,
the flat part is tangentially connected to the curved surface of the R-shaped part, and
a further taper part, which:
is immediately adjacent to the inner peripheral taper part,
is inclined at a larger angle than the inner peripheral taper part,
is provided at an inner diameter side of the inner peripheral taper part.

US Pat. No. 10,190,554

FUEL SUPPLY DEVICE

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

1. A fuel supply device, comprising:a fuel tank for storing fuel, wherein the fuel comprises components with different octane numbers;
a separator provided inside the fuel tank to separate the fuel into high-octane fuel that contains a greater amount of components with high octane numbers than the fuel and low-octane fuel that contains a greater amount of components with low octane numbers than the fuel; and
a high-octane fuel tank provided inside the fuel tank to store the high-octane fuel separated from the fuel by the separator, wherein the separator has two chambers partitioned by a separation membrane, such that the high-octane fuel in a gas state included in the fuel supplied to one of the chambers is caused to pass through the separation membrane by pervaporation to be collected in the other of the chambers,
the fuel supply device further comprising a condenser provided inside the fuel tank to condense the high-octane fuel in the gas state separated by the separator.

US Pat. No. 10,190,553

PUMPING UNIT FOR FEEDING FUEL, PREFERABLY DIESEL FUEL, FROM A STORAGE TANK TO AN INTERNAL COMBUSTION ENGINE

Robert Bosch GmbH, Stutt...

1. A pumping unit for feeding fuel from a storage tank (2) to an internal combustion engine (3), the pumping unit comprising:a high-pressure pump (6) for feeding the fuel to the internal combustion engine (3);
a pre-feed pump (7) for feeding the fuel from the storage tank (2) to the high-pressure pump (6);
a transmission shaft (36, 42) for actuating operation of the high-pressure pump (6) and the pre-feed pump (7), the transmission shaft (36, 42) comprising a first portion (36) extending through a pump body (8) of the high-pressure pump (6) and a second portion (42) extending through a pump body (37) of the pre-feed pump (7); and
a hydraulic circuit (46) for connecting together the storage tank (2) and the internal combustion engine (3), the hydraulic circuit (46) comprising a first branch (47) for connecting together the storage tank (2) and the pre-feed pump (7), a second branch (48), which connects together the pre-feed pump (7) and the high-pressure pump (6), and extends through the pump body (8) of the high-pressure pump (6) so as to lubricate the first portion (36) of the transmission shaft (36, 42), a third branch (49) for connecting together the high-pressure pump (6) and the internal combustion engine (3), and a fourth branch (55) for discharging into the storage tank (2) fuel leaks resulting from lubrication of the first portion (36) of the transmission shaft (36, 42); wherein the fourth branch (55) is also connected to an intake (37a) of the pre-feed pump (7) so as to lubricate the second portion (42) of the transmission shaft (36, 42) with the fuel of the fourth branch (55);
wherein the pump body (37) of the pre-feed pump (7) comprises a tubular support bush (41) engaged rotatably by the second portion (42) of the transmission shaft (36, 42); the fourth branch (55) extending through the pump body (8) of the high-pressure pump (6) so as to be connected to the tubular support bush (41).

US Pat. No. 10,190,552

INTERNAL COMBUSTION ENGINE PROVIDED WITH A DEVICE FOR THE AMPLIFICATION OF THE INTAKE SOUND

FERRARI S.P.A., Modena (...

1. An internal combustion engine (4) comprising:a plurality of cylinders (8);
at least one intake manifold (9), which receives fresh air from the outside;
a plurality of intake channels (14), each connecting a cylinder (8) to the intake manifold (9); and
an intake sound amplification device (26), which is provided with an amplification pipe (27) and with an insulating element (29), which seals the amplification pipe (27) in a tight manner;
the internal combustion engine (4) is characterized in that the amplification device (26) comprises:
a plurality of amplification channels (30), each originating from a corresponding intake channel (14); and
an amplification manifold (31), which, on one side, is connected to all amplification channels (30) and, on the other side, is connected to the amplification pipe (27).

US Pat. No. 10,190,550

CONDENSATE DISPERSION ASSEMBLY

GM GLOBAL TECHNOLOGY OPER...

1. A condensate dispersion assembly comprising:an intake manifold operatively configured to transfer air from an intake passage to a combustion chamber;
a throttle body actuated by a throttle actuator, the throttle body being affixed to the intake manifold at an intake opening of the intake manifold;
a dispersion device affixed to the intake manifold and having an outlet disposed within the intake manifold and an inlet disposed outside of the intake manifold;
a movable valve disposed within the dispersion device; and
a charge air cooler coupled to the throttle body via the intake passage and coupled to the intake manifold via a hose and the dispersion device;
wherein the movable valve is configured to move from a first closed position to a second open position when the intake manifold pressure falls below the atmospheric pressure due to the atmospheric pressure urging the movable valve to the second open position.

US Pat. No. 10,190,549

CHECK VALVES AND VENTURI DEVICES HAVING THE SAME

Dayco IP Holdings, LLC, ...

1. A check valve comprising:a housing defining an internal cavity having a first port and a second port both in fluid communication therewith and having a first seat and a second seat, the first seat being proximate the first port;
a seal disk within the internal cavity, wherein the seal disk is translatable between a closed position against the first seat and an open position against the second seat; and
an outlet conduit extending from the second port, wherein the outlet conduit defines an outlet passageway and an outlet end, wherein the outlet passageway has a restrictor profile;
wherein the restrictor profile has a first portion more proximate the second port and a second section more proximate the outlet end, wherein as viewed in a transverse cross-section both the first portion and the second portion are circular;
wherein the first portion narrows according to a parabolic or hyperbolic function along a length of the first portion in the downstream direction.

US Pat. No. 10,190,548

HEAT SHIELDING STRUCTURE FOR INTAKE SYSTEM FOR ENGINE OF MOTORCYCLE

KAWASAKI JUKOGYO KABUSHIK...

1. A heat shielding structure for an intake system for an engine of a motorcycle in which a cylinder is tilted frontward, the heat shielding structure comprising:a throttle unit provided above the cylinder; and
a heat shielding sheet provided between the cylinder and the throttle unit,
the heat shielding sheet protecting the throttle unit from radiation heat of the cylinder, wherein
the throttle unit includes: a throttle body having a throttle valve therein; a sensor provided to the throttle body; and an intake pipe configured to connect the throttle body and an intake port of the engine,
the heat shielding sheet includes an intake pipe insertion hole through which the intake pipe is inserted, and
the heat shielding sheet extends between the cylinder and the throttle unit, and is configured to block the radiation heat from the cylinder to the throttle unit.

US Pat. No. 10,190,547

PARTIAL FORCED INDUCTION SYSTEM

1. A partial forced induction system, said system comprising:one or more combustion engine cylinders with each engine cylinder having a first intake valve and a second intake valve;
a first intake manifold providing a naturally aspirated intake manifold path between an air filter to each of said first intake valves of said one or more combustion engine cylinders;
a second intake manifold having a switching valve providing an alternating connection between either said air filter or a source of forced induction to each of said second intake valves of said one or more combustion engine cylinders, said source of forced induction configured to supply a pressurized induction charge into the one or more combustion engine cylinders;
wherein said switching valve is passively actuated by a pressure differential when a pressurized induction charge is supplied by said source of forced induction to overcome and open a closed connection to said source of forced induction, and simultaneously close the path to the naturally aspirated air source; and
wherein said switching valve is passively set to open at a higher pressure differential than the naturally aspirated air source when pressurized induction charge is supplied.

US Pat. No. 10,190,546

INTAKE MANIFOLD

AISAN KOGYO KABUSHIKI KAI...

1. An intake manifold comprising:a surge tank;
a plurality of branch pipes branching off from the surge tank;
an EGR gas distribution part for distributing EGR gas to each of the branch pipes;
an EGR cooler configured to cool the EGR gas to be introduced into the EGR gas distribution part, the EGR cooler and the EGR gas distribution part being provided adjacent to and integral with each other outside the surge tank and the plurality of branch pipes; and
an EGR valve configured to regulate a flow rate of the EGR gas to be introduced into the EGR gas distribution part through the EGR valve after the EGR gas having flowed in the EGR cooler passes through the EGR cooler,
wherein the EGR cooler includes a gas passage through which the EGR gas flows and a water passage through which cooling water in an engine flows to cool the gas passage, and
the intake manifold is configured to allow the EGR gas to pass through the EGR cooler and then flow in the EGR gas distribution part through the EGR valve, and distribute the EGR gas into the plurality of branch pipes so that the EGR gas merges with intake air that flows through the branch pipes.

US Pat. No. 10,190,545

FUEL-SAVING DEVICE

1. A fuel-saving device for treating a fuel, comprising:at least one pyroelectric element that is to be in contact with the fuel and that includes a polymer substrate and a plurality of polarized pyroelectric particles dispersed in said polymer substrate, said polarized pyroelectric particles having infrared absorption peaks at wavenumber ranging from 430 cm?1 to 980 cm?1 and from 1600 cm?1 to 2700 cm?1.

US Pat. No. 10,190,544

SUPERCHARGER WITH EXHAUST GAS RECIRCULATION

Ford Global Technologies,...

19. A supercharger system comprising:a supercharger intake section to receive intake air;
an exhaust gas recirculation (EGR) port to receive exhaust gas from an engine;
a supercharger outlet to port at least one of the intake and the exhaust gas to the engine; and
a flap delimited circumferentially by an edge, and pivotable about an axis running transversely with respect to the supercharger intake section;
wherein the flap has a first position to block flow from the supercharger intake section, and a second position to cover the EGR port and open the supercharger intake section, the flap having a flow modification element on one &de thereof to add a transverse flow component to an intake flow at least when in the second position, the flow modification element extending into the supercharger intake section and engaging the supercharger intake section when the flap is in the first position, the flow modification element outside of the supercharger intake section when the flap is in the second position.

US Pat. No. 10,190,543

METHOD OF OPERATING INTERNAL COMBUSTION ENGINE HAVING INCREASED RICH LIMIT FOR DEDICATED EGR CYLINDER

SOUTHWEST RESEARCH INSTIT...

1. A method of operating an engine having at least one dedicated EGR cylinder, with the remaining cylinders being main cylinders, comprising:operating the main cylinders at a first air-fuel ratio;
determining a rich operating limit of the dedicated EGR cylinder operating without internal EGR;
operating the dedicated EGR cylinder at a second air-fuel ratio that is at or below the rich operating limit;
controlling the intake and/or exhaust valves of the main cylinders such that the main cylinders retain exhaust gas, thereby providing internal EGR to only those cylinders, during all or some operating conditions of the engine; and
controlling the intake and/or exhaust valves of the dedicated EGR cylinder independently of the intake and/or exhaust valves of the dedicated EGR cylinder, such that the dedicated EGR cylinder never receives internal EGR at any load of the engine.

US Pat. No. 10,190,542

CANISTER CLOSE VALVE DEVICE

Hyundai Motor Company, S...

1. A canister close valve device configured to open or close a passage mounted between a canister, for collecting evaporation gas evaporated from a fuel tank and an atmosphere, the canister close valve device comprising:a plunger configured to selectively move up or down through magnetization with a core inside a valve housing when a solenoid is activated;
a rod configured to perform a rectilinear reciprocating movement toward or away from the passage according to upward and downward movement of the plunger; and
a diaphragm valve body inserted into the plunger and connected to the valve housing, the diaphragm valve body being configured to be deformed by the upward and downward movement of the plunger and to generate a force for impeding the upward and downward movement of the plunger utilizing a pressure difference generated between the plunger and the valve housing.

US Pat. No. 10,190,541

METHOD AND SYSTEM FOR ENGINE WATER INJECTION

Ford Global Technologies,...

1. A method, comprising:injecting water into distinct engine locations responsive to each of an engine dilution demand and an engine cooling demand; and
correcting a total water injection amount based on feedback from an exhaust oxygen sensor operating in a variable voltage mode.

US Pat. No. 10,190,540

FUEL SUPPLY SYSTEM, SCRAMJET ENGINE AND METHOD FOR OPERATING THE SAME

MITSUBISHI HEAVY INDUSTRI...

1. A fuel supply system, comprising:a fuel reforming section configured to pyrolyze a hydrocarbon fuel by heat of a combustion chamber of a scramjet engine to generate a reformed fuel and cool the combustion chamber,
wherein the fuel reforming section comprises:
a preheat vaporization section including a first fuel channel which is provided along an upper surface of the combustion chamber and configured to heat the hydrocarbon fuel with heat from the combustion chamber; and
a decomposition reaction section, including a second fuel channel containing a reforming catalyst for pyrolysis, the second fuel channel being configured to pyrolyze the heated hydrocarbon fuel received from the first fuel channel of the preheat vaporization section with the reforming catalyst to generate the reformed fuel,
wherein the second fuel channel of the decomposition reaction section is in parallel to the first fuel channel of the preheat vaporization section,
wherein an upper surface of the first fuel channel of the preheat vaporization section contacts a lower surface of the second fuel channel of the decomposition reaction section,
wherein the fuel reforming section supplies the reformed fuel to the combustion chamber, and
wherein the reforming catalyst includes a zeolitic catalyst.

US Pat. No. 10,190,539

INLET FLOW RESTRICTOR

THE BOEING COMPANY, Chic...

11. An air-breathing engine for a hypersonic vehicle, the engine comprising:a converging inlet having a fixed cowling, a throat in fluid communication with the cowling, and a conformal restrictor recess formed in the cowling; and
a flow restrictor movable between a stowed position and a fully deployed position; wherein
a consistent gap is formed around an entire circumference of a periphery of the flow restrictor between the periphery of the flow restrictor and an inner surface of the cowling such that a difference between a first cross-sectional area of the cowling and a third cross-sectional area of the flow restrictor is approximately equal to a second cross-sectional area of the throat and the inlet has an internal contraction ratio of approximately 1:1 with the flow restrictor in the fully deployed position; and
the flow restrictor is stowed within the conformal restrictor recess in the stowed position.

US Pat. No. 10,190,537

ENGINE AND BAND CLAMP

MRA Systems, Inc., Balti...

1. A turbofan engine comprising:a fan assembly;
a fan casing surrounding the fan assembly and having a first radial flange;
a thrust reverser having a second radial flange; and
a band clamp coupling the first and second radial flanges to connect the thrust reverser and the fan casing;
wherein the band clamp comprises at least one latch for tightening the band clamp relative to the first and second radial flanges to generate a compressive force and a band, the band is formed of cables which include redundant cable sets that are configured to prevent asymmetrical loading, and a body having grooves to retain the redundant cable sets; and
wherein the redundant cable sets comprise inner and outer cable sets that are both centered relative to the band body.

US Pat. No. 10,190,536

TURBINE EXHAUST CASE MIXER OF GAS TURBINE WITH VARIABLE THICKNESS

1. A mixer of a bypass turbine aeroengine for mixing exhaust gases discharged from a turbine exhaust case with a bypass air stream, the mixer defining a central axis and extending between an upstream end of the mixer and a downstream end of the mixer and comprising: a circumferentially endless upstream portion of a sheet metal including the upstream end, the sheet metal of the circumferentially endless upstream portion having a first thickness being constant along an entire length of the circumferentially endless upstream portion, a circumferentially endless downstream portion of a sheet metal including the downstream end, the sheet metal of the circumferentially endless downstream portion having a second thickness being constant along an entire length of the circumferentially endless downstream portion and being less than the first thickness, circumferential inner and outer flow surfaces extending between the upstream and downstream ends of the mixer, the circumferential inner and outer flow surfaces having a wavy configuration to form a plurality of lobes extending downstream from a location in the circumferentially endless upstream portion and terminating at the downstream end, each of the plurality of lobes defining an internal passageway along the circumferential inner flow surface for the exhaust gases flowing through the mixer and each adjacent pair of the plurality of lobes defining therebetween an external passageway along the circumferential outer flow surface for the bypass air stream flowing through the mixer, and a weld joint located within the wavy configuration and extending circumferentially between the circumferentially endless upstream and downstream portions and joining an upstream section and a downstream section of each of said plurality of lobes.

US Pat. No. 10,190,535

HYPEREUTECTIC ALUMINUM-SILICON-BASED ALLOY HAVING SUPERIOR ELASTICITY AND WEAR RESISTANCE

Hyundai Motor Company, S...

1. An aluminum alloy comprising:an amount of 14 to 21% by weight of silicon (Si);
an amount of about 1 to 5% by weight of nickel (Ni);
an amount of about 4 to 5% by weight of titanium (Ti);
an amount of about 0.7 to 1% by weight of boron (B); and
aluminum (Al) constituting remaining balance of the aluminum alloy,
all the % by weight based on the total weight of the aluminum alloy.

US Pat. No. 10,190,534

TWO-CYCLE ENGINE

MARUYAMA MFG. CO., INC., ...

1. A two-cycle engine comprising:a cylinder having a bore section of a cylindrical shape and a combustion chamber connected continuously to one side of the bore section in an axial direction;
a crankcase arranged on the other side of the cylinder in the axial direction and having a crank chamber connected continuously to the other side of the bore section; and
a piston arranged in the bore section and being reciprocally movable along the axial direction between the combustion chamber and the crank chamber,
wherein the piston has a crown portion opposed to the combustion chamber and a peripheral wall portion of a cylindrical shape provided continuously from the crown portion and extending along a bore surface of the bore section, wherein an interior space of the piston is at least partially formed by an inner side of the crown portion and the peripheral wall, the peripheral wall being provided with at least one through hole penetrating completely through the peripheral wall portion into the interior space of the piston,
wherein the cylinder is provided with at least one scavenging passage having a first opening being open in the bore surface and configured to make the bore section and the crank chamber communicate with each other, and at least one communication passage having a second opening being open in the bore surface on the other side with respect to the first opening and configured to make the bore section and the scavenging passage communicate with each other,
wherein the second opening is located at a position corresponding to the through hole of the piston in a circumferential direction of the bore section,
wherein the cylinder and the piston are configured so that the through hole overlaps the second opening to communicate with the communication passage at least in a partial interval of a scavenging stroke in which the first opening becomes open in the bore surface on the one side of the piston with reciprocal motion of the piston, the scavenging passage additionally in communication with the interior space of the piston via the through hole and the communication passage, when the through hole overlaps the second opening via the through hole and the communication passage, when the through hole overlaps, and
wherein the scavenging passage includes a pair of suction-side scavenging passages arranged away from each other in the circumferential direction of the bore section, and a pair of exhaust-side scavenging passages arranged away from each other in the circumferential direction of the bore section and arranged on an exhaust port side with respect to a suction-side scavenging passages.

US Pat. No. 10,190,533

INTERNAL COMBUSTION ENGINE AND METHOD FOR COATING INTERNAL COMBUSTION ENGINE COMPONENTS

GM Global Technology Oper...

12. A method of applying a coating to a component of an internal combustion engine comprising:providing a substrate having a presenting surface;
placing a bonding layer on the presenting surface;
applying an insulating layer on the bonding layer such that the bonding layer is disposed between the presenting surface and the insulating layer;
heating the insulating layer and the bonding layer with a heating process to form the coating on the support surface of the substrate; and
applying a sealing layer to the insulating layer, wherein the sealing layer is applied to a portion of the insulating layer such that the insulating layer is disposed between the sealing layer and the bonding layer.

US Pat. No. 10,190,532

AIR INTAKE STRUCTURE FOR VEHICLE ENGINE

HYUNDAI MOTOR COMPANY, S...

1. An air intake structure for a vehicle engine, the air intake structure comprising:a variable flap rotatably provided in an intake air passage so as to control a cross-sectional area of intake air flow;
a port plate provided downstream of the variable flap, and generating displacement in cooperation with the variable flap;
a driving unit configured to supply a driving force for generating displacement of both the variable flap and the port plate; and
a controller configured to determine a rotation angle of the variable flap in accordance with an operating range of an engine, and configured to control the driving unit so as to control the rotation angle of the variable flap,
wherein a rear end of the port plate facing a combustion chamber is configured to maintain a direct contact with an inner wall of the intake air passage while sliding in a longitudinal direction of the intake air passage in response to a variation in a rotation angle of the variable flap,
wherein a front end of the port plate coupled to the variable flap is configured to generate a rotational displacement relative to a downstream rear end of the variable flap, and
wherein a slide channel is formed in a bottom section of the inner wall of the intake air passage in the longitudinal direction of the intake air passage, and the rear end of the port plate is provided with a protrusion at opposite sides thereof for being engaged with the slide channel such that the protrusion slides along the slide channel in the longitudinal direction of the intake air passage.

US Pat. No. 10,190,531

WATER JACKET FOR A CYLINDER HEAD

Hyundai Motor Company, S...

1. A water jacket for a cylinder head, the water jacket comprising: a coolant inlet provided near exhaust port holes of a cylinder head to concentrate a flow of a coolant to the coolant inlet; a coolant passage configured to allow the coolant flowing in through the coolant inlet to flow around the exhaust port holes; a first partition wall provided between exhaust port holes of a cylinder and neighboring exhaust port holes of a neighboring cylinder; a second partition wall provided between intake port holes of the cylinder and neighboring intake port holes of the neighboring cylinder; and a passageway communicating with the coolant passage, the passageway provided between an end portion of the first partition wall and an end portion of the second partition wall such that the coolant flows through the passageway, wherein the first and second partition walls begin along a border of the cylinder head and extend towards each other and towards a middle of the water jacket in which the passageway is only a space in between the two partition walls and is in the middle of the cylinder head; and wherein the end portion of the first partition wall is formed in a shape being bent toward a coolant outlet of the coolant passage.

US Pat. No. 10,190,530

POWER UNIT

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

2. A power unit comprising:an internal combustion engine body including a crankcase, a cylinder body, and a cylinder head sequentially stacked and fastened together to be integral with each other;
a cam shaft holder fastened and fixed to the cylinder head to rotatably support a cam shaft of a valve operating mechanism of the engine;
a cylinder head cover covering the cylinder head and the cam shaft holder; wherein:
fastening members are provided to penetrate the cylinder head cover and the cam shaft holder to fasten the cylinder head cover and the cam shaft holder to the cylinder head;
pressing surfaces are formed on an inner surface of the cylinder head cover, the pressing surfaces abutting against the cam shaft holder to press the cam shaft holder to the cylinder head;
wherein the cylinder head cover is formed with fastening bolt boss portions through which the fastening members are inserted, and the pressing surfaces are formed by boss seats formed on the fastening bolt boss portions; and
wherein the cylinder head cover has reinforcing ribs connecting the fastening bolt boss portions to each other.

US Pat. No. 10,190,529

MARINE ENGINES HAVING CYLINDER BLOCK COOLING JACKET WITH SPACER

Brunswick Corporation, M...

1. A marine engine comprising:a cylinder block having a plurality of cylinders;
a cooling jacket formed in the cylinder block and defining a cooling jacket passage configured to convey cooling fluid alongside the plurality of cylinders, the cooling jacket having a top end and a bottom end;
a ledge formed in the cylinder block, the ledge radially extending the cooling jacket passage at a location closer to the bottom end than the top end; and
a spacer disposed in the cooling jacket passage and supported by the ledge so that the spacer remains spaced apart from the bottom end, thereby maintaining a lower cooling passage between the spacer and the bottom end;
wherein the spacer comprises an elongated body and a plurality of legs that extend upwardly from the elongated body and maintain the elongated body in a seated position with respect to the ledge; and
wherein the body comprises a series of cylindrical sections that are inwardly curved so as to follow an outer curvature of the plurality of cylinders, and wherein the plurality of legs are interdigitated amongst the series of cylindrical sections and extend only towards the top end of the cooling jacket from a juncture between adjacent cylindrical sections in the series of cylindrical sections.

US Pat. No. 10,190,528

OPPOSED PISTON ENGINE CYLINDER WITH CARBON SCRAPER

Fairbanks Morse LLC, Cha...

1. A cylinder for an opposed piston engine, comprising:a cylinder body including:
first and second piston bores extending along a central axis for reciprocation of corresponding first and second opposed pistons therein, wherein the first and second piston bores have a piston bore diameter;
a chamber bore located between the first and second piston bores, wherein the chamber bore has a chamber diameter smaller than the piston bore diameter; and
first and second open annular scraper grooves located on opposite ends of the chamber bore.

US Pat. No. 10,190,527

CONTROL SYSTEM OF COMPRESSION IGNITION TYPE INTERNAL COMBUSTION ENGINE

Toyota Jidosha Kabushiki ...

1. A control system of a compression ignition type internal combustion engine comprising a fuel injector arranged in a combustion chamber and an electronic control unit controlling a fuel injection action from the fuel injector, a main injection fuel injected from the fuel injector being ignited by a premixed charge compression ignition, whereinsaid electronic control unit is configured to start an injection of the main injection fuel from the fuel injector within a range of crank angle from 10 degree before the compression top dead center to 10 degree after the compression top dead center and make a smaller amount of auxiliary injection fuel than the main injection fuel be injected from the fuel injector before the main injection fuel to ignite the auxiliary injection fuel by the premixed charge compression ignition,
said electronic control unit is further configured to control an injection timing of the auxiliary injection fuel to an injection timing whereby the premixed charge compression ignition of the main injection fuel is caused by a heat generated by the premixed charge compression ignition of the auxiliary injection fuel after a start of injection of the main injection fuel,
wherein a target compression ignition timing of the auxiliary injection fuel for causing the premixed charge compression ignition of the main injection fuel at a predetermined timing is set in advance between a time of the completion of injection of the main injection fuel and the compression top dead center or between a time of the start of injection of the main injection fuel and a time of the completion of injection of the main injection fuel, and
said electronic control unit is configured to determine the injection timing of the auxiliary injection fuel so that a time period from when the auxiliary injection fuel is injected to when a crank angle reaches said target compression ignition timing becomes constant.

US Pat. No. 10,190,526

ALTERNATING CURRENT DRIVE FOR ACTUATORS

GM GLOBAL TECHNOLOGY OPER...

1. Method for providing consistent actuator events for each of a plurality of consecutive actuator events of an electromagnetic actuator, comprising:applying a first bi-directional current waveform for a first actuator event, the first bi-directional current waveform applying current in a first direction when the actuator is commanded to an actuated position and applying current in a reversed second direction when the actuator is commanded to a rest position comprising applying current in the reversed second direction until a respective peak current effective to cancel out effects of induced eddy currents is achieved whereafter the current in the reversed second direction is reduced and maintained to a respective value effective to counter residual magnetic flux; and
applying a second bi-directional current waveform for an immediately subsequent second actuator event to the first actuator event, the second bi-directional current waveform applying current in the reversed second direction when the actuator is commanded to an actuated position and applying current in the first direction when the actuator is commanded to a rest position comprising applying current in the first direction until a respective peak current effective to cancel out effects of induced eddy currents is achieved whereafter the current in the first direction is reduced and maintained to a respective value effective to counter residual magnetic flux.

US Pat. No. 10,190,525

METHOD OF CALCULATING AN ANGULAR POSITION OF A CRANKSHAFT DURING A FUEL INJECTION EVENT

GM Global Technology Oper...

1. A method of controlling an internal combustion engine, the method comprising:calculating an angular position of a crankshaft of the internal combustion engine at the occurrence of a previous fuel injection event, with an engine controller, from the equation

wherein ?inj is the angular position of the crankshaft at the occurrence of the previous fuel injection event, L2=?02?P(?)·(3?2?4??)d?, L1=?02?P(?)·(2??2?)d?, P(?) is a fuel pressure data stream within a fuel rail of the internal combustion engine relative to the angular position of the crankshaft during the previous fuel injection event, and ? is the angular position of the crankshaft; and
adjusting a fuel injection timing of a future fuel injection event, with the engine controller, based on the calculated angular position of the crankshaft at the occurrence of the previous fuel injection event, so that the future fuel injection event occurs at a desired angular position of the crankshaft.

US Pat. No. 10,190,524

INTERNAL COMBUSTION ENGINE HAVING TWO FUEL INJECTORS PER CYLINDER AND CONTROL METHOD THEREFOR

BOMBARDIER RECREATIONAL P...

1. A method for controlling a two-stroke internal combustion engine, the engine having at least one combustion chamber, at least one direct fuel injector for injecting fuel directly in the at least one combustion chamber, and at least one port fuel injector for injecting fuel upstream of the at least one combustion chamber, the method comprising:determining a first fuel quantity to be supplied to the at least one combustion chamber;
determining a ratio of the first fuel quantity to be injected by the at least one direct fuel injector;
determining a ratio of the first fuel quantity to be injected by the at least one port fuel injector;
injecting a second fuel quantity in the at least one combustion chamber using the at least one direct fuel injector;
injecting a third fuel quantity upstream of the at least one combustion chamber using the at least one port fuel injector,
a sum of the second and third fuel quantities being initially greater than the first fuel quantity; and
decreasing at least one of the second and third fuel quantities over time such that the sum of the second and third fuel quantities equals at least the first fuel quantity.

US Pat. No. 10,190,523

METHODS AND SYSTEM FOR REDUCING PARTICULATE MATTER PRODUCED BY AN ENGINE

Ford Global Technologies,...

1. An engine fueling method, comprising:increasing a fraction of port injected fuel injected to a cylinder of an engine at an engine speed and load, and decreasing a fraction of fuel directly injected to the cylinder at the engine speed and load in response to an increase in particulate matter stored in a particulate filter; and
adjusting a port fuel injection abort angle in response to the increase in particulate matter stored in the particulate filter, the abort angle a crankshaft angle where an end of a port fuel injection window occurs, the fuel port injection window having a different crankshaft angle duration than that of a port injected fuel pulse width supplying fuel to the cylinder.

US Pat. No. 10,190,522

HYBRID PARTIAL AND FULL STEP QUADRATIC SOLVER FOR MODEL PREDICTIVE CONTROL OF DIESEL ENGINE AIR PATH FLOW AND METHODS OF USE

The Regents Of The Univer...

1. A method for controlling an internal combustion engine having, within an air path of the engine, a variable geometry turbine (VGT), an exhaust gas recirculation (EGR) valve, and an EGR throttle, the method comprising:formulating a constrained optimization problem for a model predictive control (MPC) controller controlling the air path based on a linear model, one or more constraints, and associated pre-computed dual space and primal space matrix arrays, the linear model comprising a convex, quadratic, time-varying cost function in dual and primal space, and each array associated with a unique active set list comprising a first combination of the one or more constraints;
solving the constrained optimization problem to determine a solution;
updating the constrained optimization problem with an updated active set list;
repeating the solving and formulating steps until all possible active set lists of the one or more constraints are satisfied to generate a requested optimized VGT lift and a requested optimized EGR valve flow rate, each of which meets the one or more constraints, to control the air path, wherein:
the requested optimized VGT lift responsive to an engine intake manifold pressure is generated by controlling the VGT, and
the requested optimized EGR valve flow rate responsive to an EGR rate is generated by controlling the EGR valve and the EGR throttle; and
implementing the solution with respect to the air path.

US Pat. No. 10,190,521

DETERMINATION OF NITROGEN OXIDE CONCENTRATION IN ENGINE EXHAUST GAS

GM Global Technology Oper...

1. A method of operating an internal combustion engine having a turbocharger configured to pressurize an intake airflow and an exhaust after-treatment (AT) system including an AT device configured to reduce a concentration of nitrogen oxides (NOX) in an exhaust gas generated by the engine, comprising:operating the engine with a variable high-pressure exhaust gas recirculation (EGR) and low-pressure EGR split in the intake airflow;
determining the concentration of NOX in the exhaust gas;
determining a current high-pressure EGR to low-pressure EGR split in the intake airflow;
determining an EGR corrective factor using the determined current high-pressure EGR to low-pressure EGR split;
applying the determined EGR corrective factor to the determined concentration of NOX in the exhaust gas to generate a corrected concentration of NOX; and
regulating operation of the AT system to treat the exhaust gas via the AT device in response to the generated corrected concentration of NOX.

US Pat. No. 10,190,519

CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

TOYOTA JIDOSHA KABUSHIKI ...

1. A control device for an internal combustion engine that includes a turbocharger, and an actuator that is configured to change a turbocharging pressure by regulating exhaust energy for use in drive of the turbocharger, and can select a stoichiometric operation by a theoretical air-fuel ratio, and a lean burn operation by a lean air-fuel ratio that is larger than the theoretical air-fuel ratio, comprising:at least one processor; and
at least one memory including at least one computer program, the at least one memory and the at least one computer program configured, with the at least one processor, to cause the control device at least to operate as:
switching means for switching an operation mode of the internal combustion engine from the lean burn operation to the stoichiometric operation when a target torque increases during execution of the lean burn operation;
determination means for determining whether the increased target torque is within a range of a torque that is realizable under the lean air-fuel ratio, when operation mode switching is performed by the switching means in a turbocharging state in which the turbocharging pressure is higher than an atmospheric pressure; and
operation means for operating the actuator to keep the turbocharging pressure at a magnitude that is equal to or larger than a magnitude at a time point at which the operation mode is switched by the switching means, until the operation mode is switched to the lean burn operation again after the operation mode switching is performed, when the determination means determines that the increased target torque is within the range.

US Pat. No. 10,190,518

VEHICLE CONTROL APPARATUS FOR DIAGNOSING THE CURRENT STATE OF THE BATTERY AND FOR CONTROLLING THE START-STOP FUNCTION ACCORDINGLY

TOYOTA JIDOSHA KABUSHIKI ...

1. A vehicle control apparatus, comprising:a current sensor that detects a current value of a battery; and
a processing device that suppresses initiation of idling stop control in a vehicle non-stop state with a vehicle speed higher than 0, in the case where an abnormal state of the battery is detected based on an output signal of the current sensor in the vehicle non-stop state, wherein
the processing device initiates the idling stop control in the case where predetermined initiation conditions, including the vehicle speed being at or lower than a predetermined vehicle speed, are satisfied, and the processing device sets the predetermined vehicle speed as a first value in the case where the abnormal state of the battery is not detected, and sets the predetermined vehicle speed as a second value smaller than the first value in the case where the abnormal state of the battery is detected, and
the processing device, during stop of the engine by the idling stop control, restarts the engine in the case where predetermined termination conditions are satisfied, and the processing device sets the predetermined vehicle speed, which has been set as the second value when the abnormal state of the battery is detected, as the first value following the restart of the engine.

US Pat. No. 10,190,517

EXHAUST GAS PURIFYING APPARATUS FOR INTERNAL COMBUSTION ENGINE

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

1. An exhaust gas purifying apparatus for an internal combustion engine, in which a NOx absorbing catalyst and a NOx concentration sensor for detecting a NOx concentration in exhaust gases of said engine, are provided in an exhaust passage of said engine, wherein said NOx absorbing catalyst absorbs NOx in the exhaust gases when the exhaust gases are in an oxidizing state while said NOx absorbing catalyst reduces the absorbed NOx when the exhaust gases are in a reducing state, and said NOx concentration sensor is disposed downstream of said NOx absorbing catalyst,said exhaust gas purifying apparatus comprising enriching means for performing a rich spike in which an air-fuel ratio of an air-fuel mixture supplied to said engine is temporarily enriched to make the exhaust gases be in the reducing state, said enriching means determining an execution timing of the rich spike based on a detected output from said NOx concentration sensor,
wherein said enriching means includes change tendency determining means for determining a change tendency of the detected output;
determines that it is unnecessary to perform the rich spike during a reducing state period from the time the rich spike ends to the time a preset time period has elapsed;
begins the determination by said change tendency determining means at an end timing of a period of the reducing state; and
determines that it is unnecessary to perform the rich spike when the change tendency is determined to be an output decreasing state where the detected output is decreasing,
wherein said enriching means determines the execution timing of the rich spike using the detected output when the change tendency is determined to be an output staying/increasing state where the detected output is staying at a constant value or increasing after the end timing of the reducing state period.

US Pat. No. 10,190,516

METHOD OF FEEDFORWARD TURBOCHARGER CONTROL FOR BOOSTED ENGINES WITH MULTI-ROUTE EGR

GM GLOBAL TECHNOLOGY OPER...

1. Method to control an exhaust gas recirculation system having a high pressure exhaust gas recirculation loop and a low pressure exhaust gas recirculation loop, an air throttle system, and an air charging system in an internal combustion engine, the method comprising:monitoring desired operating target commands for each of the high pressure exhaust gas recirculation loop, the low pressure exhaust gas recirculation loop, the air throttle system, and the air charging system;
monitoring operating parameters of the air charging system;
determining a feedback control signal for each of the high pressure exhaust gas recirculation loop, the low pressure exhaust gas recirculation loop, the air throttle system and the air charging system based upon the corresponding desired operating target commands and the operating parameters of the air charging system;
determining a high pressure exhaust gas recirculation flow in the high pressure exhaust gas recirculation loop, low pressure exhaust gas recirculation flow in the low pressure exhaust gas recirculation loop, an air flow in the air throttle system and a turbine power transfer ratio in the air charging system based upon the corresponding feedback control signals for each of the high pressure exhaust gas recirculation loop, the low pressure exhaust gas recirculation loop the air throttle system and the air charging system;
determining a system control command for each of the high pressure exhaust gas recirculation loop, the low pressure exhaust gas recirculation loop, the air throttle system, and the air charging system based on said high pressure exhaust gas recirculation flow, said low pressure exhaust gas recirculation flow, said air flow and said turbine power transfer ratio; and
controlling the air charging system based on said system control commands.

US Pat. No. 10,190,515

FUEL VAPOR FLOW ESTIMATION SYSTEMS AND METHODS

GM GLOBAL TECHNOLOGY OPER...

1. A control system of a vehicle, comprising:a fuel vapor canister that traps fuel vapor from a fuel tank of the vehicle;
a purge valve that, when open, allows fuel vapor flow into an intake system of an engine at a first location and that, when closed, prevents fuel vapor flow to the intake system of the engine;
a boost device of the intake system is configured to receive air from an air filter and pump air into the engine of the vehicle,
wherein the first location is between the air filter and the boost device;
an electrical pump configured to receive fuel vapor from the fuel vapor canister and to pump fuel vapor to the purge valve; and
a purge control module configured to control opening of the purge valve and to determine a fuel vapor flow into cylinders of the engine based on: (i) a first pressure at the first location, (ii) a second pressure at a second location between the purge valve and the electrical pump, and (iii) at least one delay period between opening of the purge valve and fuel vapor reaching cylinders of the engine.

US Pat. No. 10,190,513

CONTROL METHOD OF ENGINE SYSTEM

Hyundai Motor Company, S...

1. An engine system control method for controlling an engine system having at least one non-deactivation cylinder being never deactivated, at least one deactivation cylinder which is selectively deactivated, a first exhaust manifold in communication with the non-deactivation cylinder, a second exhaust manifold in communication with the at least one deactivation cylinder, a first turbocharger including a first turbine rotated by exhaust gas flowing via the first exhaust manifold, a second turbocharger including a second turbine rotated by exhaust gas flowing via the second exhaust manifold, a main intake circulation passage transferring intake air via a first compressor of the first turbocharger, and a sub intake circulation passage transferring intake air via a second compressor of the second turbocharger, comprising:determining engine operating conditions;
determining whether a cylinder deactivation (CDA) condition for deactivating the at least one deactivation cylinder is satisfied upon engine start;
determining whether to perform a deactivation of the at least one deactivation cylinder;
blocking intake of the at least one deactivation cylinder to realize deactivation of the at least one deactivation cylinder;
cutting fuel injection of the at least one deactivation cylinder to realize deactivation of the at least one deactivation cylinder; and
closing the sub intake circulation passage when the at least one deactivation cylinder is deactivated,
wherein the exhaust gas, which flows from the first exhaust manifold to continuously pass through the first turbine, and the exhaust gas, which flows from the second exhaust manifold to pass through the second turbine, are consolidated at an exhaust outlet after passing through the first and second turbines and discharged to outside, and wherein the first compressor, which is connected to the first turbine, continuously operates.

US Pat. No. 10,190,512

MANIFOLD VOLUME DETERMINATION BASED ON SURGE FREQUENCY

Ford Global Technologies,...

1. A method for an engine comprising:calculating an expected surge frequency via a model-based diagnostic utilizing a known boost manifold volume;
calculating an actual surge frequency based on an output of a pressure sensor;
updating the known boost manifold volume to an updated boost manifold volume based on a difference between the expected surge frequency and the actual surge frequency; and
adjusting engine operating parameters responsive to the updated boost manifold volume, where adjusting the engine operating parameters includes one or more of adjusting a fuel injector actuator and adjusting a position of a throttle.

US Pat. No. 10,190,511

METHOD AND SYSTEM FOR A VEHICLE

SCANIA CV AB, (SE)

1. A method for running a vehicle having a combustion engine, a starter motor and a driveshaft to which the engine is selectively connected to deliver driving force to the driveshaft for propulsion of the vehicle when the vehicle is in motion, the method comprising:determining that the vehicle is approaching a downgrade within a period of time or within a specified distance;
in response to the determination that the vehicle is approaching a downgrade, determining, based on look ahead data obtained for the vehicle, a look ahead data-based freewheel period of time, the look ahead data-based freewheel period of time being at least a period during which the vehicle is on the downgrade;
determining whether the look ahead data-based freewheel period of time is at least as long as a predetermined first period of time such that an amount of fuel reduction when the engine is switched off for the entirety of the first period of time is at least a first predetermined amount of fuel consumed when the engine is started by the starter motor; and
only when the determination is made that the look ahead data-based freewheel period of time is at least as long as the predetermined first period of time, disconnecting the engine from the driveshaft for the entirety of the look ahead data-based freewheel period, and switching off the engine for the entirety of the look ahead data-based freewheel period.

US Pat. No. 10,190,510

FUEL STORAGE APPARATUS

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

1. A fuel storage apparatus comprising:a fuel tank;
a heat exchanger that performs heat exchange between fuel inside the fuel tank and a heat exchange medium;
a fuel pipe that is provided inside the fuel tank and that delivers the fuel to the heat exchanger; and
a medium pipe that is provided outside the fuel tank and that delivers the heat exchange medium to the heat exchanger,
the heat exchanger comprising:
a first joint provided inside the fuel tank and connectable to the fuel pipe; and
a second joint provided outside the fuel tank and connectable to the medium pipe.

US Pat. No. 10,190,509

SYSTEM AND METHOD FOR CONTROLLING A DUAL FUEL ENGINE

GE Global Sourcing LLC, ...

1. A method comprising:receiving a plurality of signals from a plurality of sensors coupled to a dual fuel engine; and
altering an actual speed of the dual fuel engine to obtain a predetermined air-fuel ratio in response to a changed operating condition of the dual fuel engine determined based on the plurality of signals, so as to maintain operation of the dual fuel engine between knock and misfire conditions.

US Pat. No. 10,190,508

FILTER PRE-FILL DETECTION SYSTEM AND METHOD

Caterpillar Inc., Deerfi...

1. A fuel system comprising:a fuel supply;
a fuel conduit for delivering fuel from the fuel supply to an engine;
a pump coupled between the fuel supply and the fuel conduit and operable to pump fuel between the fuel supply and the fuel conduit to prime the fuel system;
a fuel filter positioned fluidly between the pump and the fuel conduit; and
a filter pre-filling detection system including at least one monitoring mechanism structured to monitor a property of the fuel system indicative of a start of priming the fuel system and a property of the fuel system indicative of an end of priming the fuel system;
the filter pre-filling detection system further including a control mechanism coupled with the at least one monitoring mechanism, the control mechanism being structured to determine a time from the start of priming the fuel system to the end of priming the fuel system that is indicative of pre-filling of the fuel filter with fuel, and to produce an error signal responsive to the determined time where the determined time is indicative of pre-filling of the fuel filter with fuel.

US Pat. No. 10,190,507

SYSTEMS AND METHODS FOR A SPLIT EXHAUST ENGINE SYSTEM

Ford Global Technologies,...

1. A method for an engine, comprising:in response to select engine operating conditions, deactivating one or more valves of a set of first exhaust valves coupled to a first exhaust manifold coupled to an exhaust passage, while maintaining active all valves of a set of second exhaust valves coupled to a second exhaust manifold coupled to an intake passage via an exhaust gas recirculation (EGR) passage, the second exhaust manifold and the first exhaust manifold coupled to all engine cylinders.

US Pat. No. 10,190,506

TURBOMACHINE BYPASS FLOW DIVERTING ASSEMBLY AND METHOD

UNITED TECHNOLOGIES CORPO...

1. A turbomachine exhaust flow diverting assembly, comprising:an outer flow diverter distributed about a rotational axis of a turbomachine, the outer flow diverter moveable between a first position and a second position;
a main bypass flow passage extending between a core engine outer housing and a main bypass flow outer housing;
a third stream bypass flow passage extending between the main bypass flow outer housing and a third stream outer housing;
wherein the main bypass flow outer housing defines an area upstream of the outer flow diverter that permits bypass flow from the main bypass flow passage and bypass flow from the third stream bypass flow passage to mix into a mixed flow;
wherein the outer flow diverter in the first position permits more of the mixed flow through the main bypass flow passage and less of the mixed flow through the third stream bypass flow passage; and
wherein the outer flow diverter in the second position permits more of the mixed flow through the third stream bypass flow passage and less of the mixed flow through the main bypass flow passage.

US Pat. No. 10,190,505

HOUSING FOR DRIVING AN APPARATUS FOR A TURBINE ENGINE

SAFRAN TRANSMISSION SYSTE...

1. A gearbox to be fixed to a turbine engine in order to drive at least one apparatus annexed to the turbine engine, the gearbox comprising:a housing;
a power take-off member capable of engaging with a radial shaft of the turbine engine;
at least one kinematic chain located inside the housing and capable of transmitting a rotational movement of a power take-off to at least one rotatable shaft of an apparatus, the kinematic chain comprising a first end and a second end, wherein the power take-off member is linked to the kinematic chain by a gear having convergent axes located within the kinematic chain;
wherein the kinematic chain comprises at least one central shaft capable of transmitting the movement of the power take-off member to at least one rotatable shaft of an apparatus through at least one intermediate gear, where the central shaft comprises two ends, the power take-off member being linked to the central shaft by a gear having convergent axes, located between the first end and the second end of the central shaft, the central shaft comprising a first and second part, with the power take-off member being linked to the first part by a first gear with convergent axes and to the second part by a second gear with convergent axes.

US Pat. No. 10,190,504

COMBUSTOR SEAL MISTAKE-PROOFING FOR A GAS TURBINE ENGINE

United Technologies Corpo...

9. A gas turbine engine comprising:an outer casing;
a combustor within the outer casing;
a plurality of vane alignment features within and connected to the outer casing, wherein the plurality of vane alignment features includes: a first lug including a first width in a circumferential direction; and a second lug including a third width in the circumferential direction;
a turbine vane downstream of the combustor, the turbine vane including: an outer platform surface facing in an upstream axial direction; and
an alignment feature for engaging with the plurality of vane alignment features to align the turbine vane to the outer casing; and
a combustor seal in contact with the platform surface and a downstream end of the combustor configured to seal a gap defined between the combustor and the outer platform surface of the turbine vane, the combustor seal including: a seal body, and
a plurality of seal alignment features projecting from the seal body configured to engage the plurality of vane alignment features for aligning the combustor seal relative to the turbine vane, wherein one of the seal alignment features is a different size from the rest of the seal alignment features such that there is only one alignment position of the combustor seal with respect to a turbine vane assembly in which the differently sized seal alignment feature engages and mates with a correspondingly sized vane alignment feature that is a second different size from the rest of the vane alignment features, wherein the plurality of seal alignment features includes:
a first fork including a first prong and a second prong, wherein the first prong and the second prong are separated in the circumferential direction by a second width, the second width greater than the first width such that the first fork can engage the first lug; and
a second fork including a third prong and a fourth prong, wherein the third prong and the fourth prong are separated in the circumferential direction by a fourth width, the fourth width greater than the third width such that the second fork can engage the second lug, and wherein the second fork is circumferentially spaced from the first fork;
wherein the first width is greater than the fourth width such that the second fork cannot engage the first lug.

US Pat. No. 10,190,503

COMPACT AERO-THERMO MODEL BASED TIP CLEARANCE MANAGEMENT

UNITED TECHNOLOGIES CORPO...

1. A control system, comprising:an actuator for positioning a control device, the control device comprising a rotary apparatus including a rotor and a rotor case, wherein the actuator positions the control device;
a control law configured to direct the actuator as a function of a model output; and
a model processor configured to generate the model output, the model processor comprising:
an input object for processing a model input vector and setting a model operating mode;
a set state module for setting dynamic states of the model processor, the dynamic states input to an open loop model based on the model operating mode;
wherein the open loop model generates current state derivatives, solver state errors, and synthesized parameters as a function of the dynamic states and the model input vector, wherein the open loop model constrains the current state derivatives and solver state errors based on a series of cycle synthesis modules, each member of the series of cycle synthesis modules modeling a component of a cycle of the control device and comprising a series of utilities, the utilities based on mathematical abstractions of physical laws that govern behavior of the component, the series of cycle synthesis modules including a rotary apparatus module which estimates a tip clearance between the rotor and the rotor case;
an estimate state module configured to determine an estimated state of the model based on at least one of a prior state, the current state derivatives, the solver state errors, and the synthesized parameters; and
an output object for processing at least the synthesized parameters of the model to determine the model output.

US Pat. No. 10,190,502

BRAZING COMPONENTS AND TECHNIQUES

Delavan Inc., West Des M...

1. A method of joining comprising:applying braze to a braze reservoir in a first component;
engaging a second component to the first component, wherein a joint location is defined between the first and second components, wherein a wicking structure provides flow communication from the braze reservoir to the joint location wherein the wicking structure extends radially through the first component;
heating the braze;
flowing the braze from the reservoir through the wicking structure to the joint location; and
joining the first and second components together.

US Pat. No. 10,190,501

GAS TURBINES ENGINE SUPPORT STRUCTURES

ROLLS-ROYCE plc, London ...

1. A ducted fan gas turbine engine having a propulsive fan, a fan case surrounding the fan, a core engine, and a plurality of support structures which transmit loads from the core engine to the fan case, each support structure having:two support struts which extend from the core engine to a joint radially outwardly of the fan case, the support struts being spaced apart at the core engine but converging to meet at the joint forming a first A-frame structure with the joint at an apex of the first A-frame structure; and
two structural elements which extend from the joint to respective fixing positions on the fan case at opposite sides of the joint forming a second A-frame structure with the joint at an apex of the second A-frame structure.

US Pat. No. 10,190,500

DUCT

ROLLS-ROYCE plc, London ...

1. A supported duct for a gas turbine engine, the supported duct comprising:at least one support frame having an aperture defined by an upper aperture wall portion, a lower aperture wall portion and opposing aperture side walls extending between the upper aperture wall portion and the lower aperture wall portion, an exhaust duct of the gas turbine engine extending through the aperture, the exhaust duct comprising an upper panel in abutment with the upper aperture wall portion, a lower panel in abutment with the lower aperture wall portion and opposing side walls extending between the upper panel and the lower panel,
wherein the opposing side walls of the exhaust duct are spaced from the opposing aperture side walls.

US Pat. No. 10,190,499

AXIAL TENSION SYSTEM FOR A GAS TURBINE ENGINE CASE

United Technologies Corpo...

1. A gas turbine engine comprising:a convex case section comprising:
an upstream case portion adjacent a forward edge of the convex case section, wherein the upstream case portion has a first radius relative to a centerline axis of the gas turbine engine at the forward edge;
a downstream case portion adjacent a rearward edge of the convex case section, wherein the downstream case portion has a second radius relative to the centerline axis at the rearward edge;
an intermediate case portion between the upstream case portion and the downstream case portion and having a third radius relative to the centerline axis that is larger than the first radius and the second radius; and
a tension rod extending from the upstream case portion to the downstream case portion, wherein an entirety of the tension rod is disposed radially inward of the intermediate case portion relative to the centerline axis, and wherein a first end of the tension rod is connected to a first bracket mounted to the upstream case portion, and where a second end of the tension rod is connected to a second bracket mounted to the downstream case portion.

US Pat. No. 10,190,498

VALVE WITH VALVE MEMBER COOLING

1. A valve with a valve member cooling arrangement, comprising:at least one housing having at least one set of working fluid inlet and outlet ports and a valve chamber at least in part disposed within a flow path from the at least one working fluid inlet port to the at least one working fluid outlet port, the at least one housing having at least one set of coolant supply and return ports in communication with an internal coolant chamber in the at least one housing;
a valve member movably disposed within the valve chamber and having a valve head configured to control flow between the at least one set of working fluid inlet and outlet ports, the valve member having at least one valve member inlet and at least one valve member outlet and defining an internal valve member cooling passage uniting the at least one valve member inlet and outlet ports;
wherein, during static and dynamic positioning of the valve member, the at least one valve member inlet port is in communication with the at least one coolant supply port by opening to the coolant chamber in the at least one housing and the at least one valve member outlet is in communication with the at least one coolant return port by opening to the coolant chamber in the at least one housing.

US Pat. No. 10,190,497

COUNTER-ROTATING LOW PRESSURE TURBINE WITHOUT TURBINE EXHAUST CASE

UNITED TECHNOLOGIES CORPO...

1. A gas turbine engine comprising:a compressor section;
a combustor section downstream of the compressor section;
a turbine section downstream of the combustor section;
a mid-turbine frame configured to support the turbine section, the mid-turbine frame extending to an outer case portion;
at least one shaft defining an axis of rotation, the at least one shaft driven by the turbine section; and
wherein the turbine section comprises
an inner rotor directly driving the shaft, the inner rotor including an inner set of blades,
an outer rotor positioned immediately adjacent to the outer case portion and having an outer set of blades interspersed with the inner set of blades, the outer rotor configured to rotate in an opposite direction about the axis of rotation from the inner rotor, and
a gear system mounted to the mid-turbine frame and coupling the outer rotor to drive the at least one shaft, wherein the gear system is positioned downstream of the combustor section;
a first bearing supporting a fore end of the outer rotor for rotation relative to the mid-turbine frame structure;
a second bearing supporting an aft end of the outer rotor for rotation relative to the shaft; and
a third bearing supporting the shaft for rotation relative to a non-rotating structure of the gear system, wherein the first and third bearings are radially aligned with each other in an overlapping relationship.

US Pat. No. 10,190,496

TURBOFAN ENGINE BEARING AND GEARBOX ARRANGEMENT

United Technologies Corpo...

1. A turbofan engine (300; 600; 700) comprising:a fan shaft (120) configured to rotate about an axis (500) of the engine;
a fan drive gear system (60) configured to drive the fan shaft, the fan drive gear system having a plurality of gears (84) carried by a carrier (86) and having a gear length LG along an externally toothed portion and a centerplane (540) extending centrally through said externally toothed portion;
a first spool comprising:
a high pressure turbine (326); and
a high pressure compressor (324);
a second spool comprising:
an intermediate pressure turbine (328);
a lower pressure compressor; and
a shaft (334) coupling the intermediate pressure turbine to the lower pressure compressor;
a third spool comprising:
a lower pressure turbine (330) coupled to the fan drive gear system to drive the fan;
a core flowpath (506); and
a plurality of main bearings,wherein:the turbofan engine has a single stage fan;
of the main bearings, at least one is a shaft-engaging bearing engaging a driving shaft (336) coupled to the fan drive gear system;
a closest (340; 640) of the shaft-engaging bearings engaging the driving shaft behind the fan drive gear system has a centerplane (550) and a characteristic radius (RB);
the half angle (?) of a virtual cone (530) intersecting the core flowpath inboard boundary at the gear system centerplane (540) and said closest of the shaft-engaging bearings at the characteristic radius (RB) is greater than 32°; and
a hub-to-tip ratio (HR:FR) of the fan is less than 0.38.

US Pat. No. 10,190,495

GEARED TURBOFAN ENGINE WITH INTER-SHAFT DEFLECTION FEATURE

United Technologies Corpo...

1. A turbine engine comprising:a compressor section including a first compressor section and a second compressor section;
a turbine section including a first turbine section driving the first compressor section through an inner shaft and a second turbine section driving the second compressor section through an outer shaft, wherein the outer shaft includes an aft end;
a bearing assembly supporting rotation of the outer shaft, the bearing assembly spaced axially forward of the aft end;
a bumper located between the inner shaft and the outer shaft for accommodating interaction between the inner shaft and the outer shaft, wherein the aft end of the outer shaft is disposed annularly about the bumper; and
a fastening member attached to the aft end of the outer shaft for securing a portion of the bearing assembly to the outer shaft, wherein the fastening member is spaced axially aft of the bearing assembly within an axial length disposed at least partially about the bumper.

US Pat. No. 10,190,494

SYSTEM AND METHOD FOR STORING ENERGY IN FORM OF COMPRESSED AIR IN TUBES INTEGRATED IN A TANK CONTAINING WATER AND WATER VAPOUR

IFP ENERGIES NOUVELLES, ...

1. A system for storing energy in compressed air, water and water vapor comprising:at least one tube providing a storage volume for the compressed air, water and vapor water, the tube being confined in a sealed pressurized pressure-resistant thermally-insulated tank, means for storing and releasing heat in the compressed air stored in the storage volume and the sealed pressurized pressure-resistant thermally insulated tank includes compressed air, water and water vapor which during heat storage progressively vaporizes until a water-vapor medium in phase equilibrium occurs in the tank which depends on pressure and temperature in the tank.

US Pat. No. 10,190,493

EVALUATION OF THE DELIVERY AND EFFECTIVENESS OF ENGINE PERFORMANCE CHEMICALS AND PRODUCTS

Illinois Tool Works Inc.,...

1. A system for evaluating the delivery and effectiveness of engine performance products in removing carbon deposits from a test specimen with pre-defined carbon content, the system comprising:a test stand adapted for use with said test specimen, said test specimen in the form of a flat metallic surface that simulates an intake valve;
a motor driven shaft attached to said flat metallic surface, said shaft rotated by a motor within an airstream, the airstream introduced into a duct of a housing containing said flat metallic surface;
a heating source to heat said flat metallic surface;
a vacuum source that draws the airstream through said duct configured to simulate an engine intake manifold past said rotating flat metallic surface and out through an exhaust;
a set of electrical controls to control a set of system parameters of said test stand, where said set of system parameters simulate intake valve and combustion chamber conditions of an engine combusting gasoline; and
a graphical user interface and a set of computerized controls to configure and monitor the set of system parameters.

US Pat. No. 10,190,492

DUAL CRANKSHAFT, OPPOSED-PISTON ENGINES WITH VARIABLE CRANK PHASING

ACHATES POWER, INC., San...

1. An opposed-piston, internal combustion engine comprising:one or more cylinders, each cylinder including exhaust and intake ports near respective outer ends of the cylinder, wherein the cylinders are juxtaposed and oriented with exhaust and intake ports mutually aligned;
a pair of crankshafts rotatably mounted near respective exhaust and intake ends of the cylinders;
a pair of pistons disposed in each cylinder for opening and closing the ports of the cylinder by opposed sliding movement in the bore of the cylinder;
all of the pistons opening and closing the exhaust ports being coupled by connecting rods to the crankshaft mounted near the exhaust ends of the cylinders, and all of the pistons opening and closing the intake ports being coupled by connecting rods to the crankshaft mounted near the intake ends of the cylinders;
a gear train coupling the crankshafts to an output drive; and,
a crank phasing mechanism operatively coupled to a crankshaft and to the gear train for changing a crank angle of the crankshaft.

US Pat. No. 10,190,491

INTERNAL COMBUSTION ENGINE

Nissan Motor Co., Ltd., ...

1. An internal combustion engine comprising a variable compression ratio mechanism that is capable of continuously varying compression ratio of the internal combustion engine according to rotational position of a control shaft, and a body-side stopper that limits rotation of the control shaft,wherein the control shaft is equipped with a control-shaft-side stopper that is brought into abutment against the body-side stopper,
wherein the control-shaft-side stopper has a control-shaft-side stopper surface that is brought into abutment against the body-side stopper,
wherein the body-side stopper has a body-side stopper surface that is brought into abutment against the control-shaft-side stopper,
wherein, when the control-shaft-side stopper is brought into abutment against the body-side stopper, the control-shaft-side stopper and the body-side stopper form an abutment portion and a portion opposite the abutment portion, wherein a distance between the body-side stopper surface and the control-shaft-side stopper surface increases toward the portion opposite the abutment portion, and wherein the portion opposite the abutment portion is at a position closer to a rotation center of the control shaft when viewed in an axial direction of the control shaft than the abutment portion.

US Pat. No. 10,190,490

ENERGY STORAGE AND CONVERSION IN FREE-PISTON COMBUSTION ENGINES

EtaGen, Inc., Menlo Park...

1. A free-piston combustion engine system, comprising:a cylinder comprising a combustion section;
at least one tree-piston assembly in contact with the combustion section;
at least one gas spring in contact with the at least one free-piston assembly, wherein the at least one gas spring is configured to store energy from the at least one free-piston assembly during an expansion stroke of a piston cycle;
at least one linear electromagnetic machine for directly converting between kinetic energy of the at least one free-piston assembly and electrical energy; and
processing circuitry configured for:
causing the at least one gas spring to store at least a sufficient amount of energy from the at least one free-piston assembly during the expansion stroke to perform a subsequent stroke of the piston cycle thereby avoiding net electrical energy input over the subsequent stroke of the piston cycle by controlling at least a position of the at least one free-piston assembly, and
causing the linear electromagnetic machine to convert at least some of the energy stored in the at least one gas spring into electrical energy during the subsequent stroke of the piston cycle.

US Pat. No. 10,190,489

INTERNAL COMBUSTION ENGINE

TOYOTA JIDOSHA KABUSHIKI ...

1. An internal combustion engine, comprising:a first exhaust manifold in which gas discharged from a first cylinder group of the internal combustion engine flows;
a second exhaust manifold in which gas discharged from a second cylinder group that is different from the first cylinder group flows; and
a turbocharger having a first scroll chamber that communicates with the first exhaust manifold and a second scroll chamber that communicates with the second exhaust manifold,
in which a surface area of a wall surface of the first exhaust manifold is larger than a surface area of a wall surface of the second exhaust manifold,
wherein the turbocharger further comprises:
a turbine housing including the first scroll chamber and the second scroll chamber that are divided by a partition wall from each other in an axial direction of a turbine wheel,
a first cooling water passage provided in the turbine housing to cover the first scroll chamber and having an outlet, and
a second cooling water passage provided in the turbine housing to cover the second scroll chamber and having an inlet,
wherein the first cooling water passage and the second cooling water passage are connected in series so as to define a cooling water flow path within the turbine housing extending from the inlet to the outlet, and
the internal combustion engine comprises a water pump that causes the cooling water to flow from the second cooling water passage to the first cooling water passage.

US Pat. No. 10,190,488

METHOD FOR PRODUCING A VARIABLE TURBINE GEOMETRY

1. A method for producing a variable turbine geometry of a charging device, comprising:inserting at least two guide blades into a blade mounting ring; and
jointly machining at least two of the guide blades, in the mounted state, on respective end sides of the at least two of the guide blades facing away from the blade mounting ring in order to produce a final shape of the end sides.

US Pat. No. 10,190,487

SYSTEMS AND METHODS FOR A BI-VALVED VARIABLE INLET DEVICE

Ford Global Technologies,...

1. A system for an engine, comprising:a compressor including an impeller rotatable about a central axis and a variable inlet device (VID) arranged upstream of the impeller in an inlet conduit of the compressor, the VID comprising:
a set of semi-cylindrical shells arranged adjacent to one another, each shell of the set of shells having an inlet end arranged upstream in the inlet conduit from an outlet end, where each shell is pivotable, from its inlet end to its outlet end, relative to the central axis; and
an actuator adapted to actuate the VID into an open and closed position, the actuator including an electric motor coupled to two pivotable arms, each arm of the two pivotable arms coupled to an outer surface a respective shell of the two shells; and
a controller including computer readable instructions stored on memory for:
actuating the electric motor to pivot the pivotable arms toward the central axis and move each outlet end of each shell inward, toward the central axis, to move the VID into the closed position in response to a first operating condition; and
actuating the electric motor to pivot the pivotable arms away from the central axis and move each outlet end of each shell outward, away from the central axis, to move the VID into the open position in response to a second operating condition.

US Pat. No. 10,190,486

TURBOCHARGER WITH TWIN WASTE-GATE VALVES

6. A vehicle comprising:an internal combustion engine configured to generate power via combustion of fuel and airflow and generate post-combustion gases;
an exhaust passage configured to remove the post-combustion gases from the engine;
a turbocharger configured to pressurize an airflow for delivery to the engine, wherein the turbocharger includes:
a compressor wheel configured to pressurize the airflow;
a turbine wheel configured to be driven by the post-combustion gases and drive the compressor wheel; and
a waste-gate assembly including a first waste-gate valve and a second waste-gate valve and configured to selectively redirect at least a portion of the post-combustion gases away from the turbine wheel into the exhaust passage;
a sensor configured to detect an engine operation; and
a controller operatively connected to the engine, the controller including executable instructions stored on a non-transitory memory to:
identify a cold-start of the engine via the sensor;
open the first turbocharger for pressurizing an airflow to be delivered to an internal combustion engine that generates post-combustion gases, the turbocharger comprising waste-gate valve and the second waste-gate valve in response to the identified cold-start of the engine;
identify a boosted operation of the engine; and
regulate at least one of the first waste-gate valve and the second waste-gate valve between an open and a closed position in response to the identified boosted engine operation.

US Pat. No. 10,190,485

CONTROL APPARATUS FOR ENGINE

TOYOTA JIDOSHA KABUSHIKI ...

1. A control apparatus for an engine, the control apparatus being configured to control the engine, the engine comprising:an exhaust-driven supercharger having an adjusting mechanism at an exhaust passage, the adjusting mechanism being configured to change a supercharging efficiency according to an opening degree of the adjusting mechanism, control modes of the adjusting mechanism including a first control mode and a second control mode, the first control mode allowing the opening degree to be maintained at a maximum supercharging efficiency opening degree at which the exhaust-driven supercharger has a maximum supercharging efficiency independently of a deviation between a target supercharging pressure and an actual supercharging pressure, the second control mode allowing the deviation to be fed back to the opening degree; and
an electrically-driven supercharger which is driven by an electrical power supplied from an electrical power supply,
the control apparatus comprising a controller,
the controller being programmed to:
determine engine operating conditions;
determine whether or not a supplied amount of the electrical power to the electrically-driven supercharger decreases due to a stop of the supply of the electrical power to the electrically-driven supercharger; and
when the control mode of the adjusting mechanism is in the first control mode, maintain the control mode in the first control mode before it is determined that the supped amount decreases.

US Pat. No. 10,190,484

CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

Toyota Jidosha Kabushiki ...

1. An internal combustion engine comprising:a turbine arranged in an exhaust passage of the internal combustion engine and configured to be driven by exhaust gas;
a first compressor arranged in an intake passage of the internal combustion engine and configured to be driven by the turbine and to supercharge intake air;
an exhaust energy adjustment device configured to adjust an amount of exhaust energy recovered by the turbine and by controlling an amount of the exhaust gas in the exhaust passage that is directed to the turbine during operation of the internal combustion engine to thereby change a power of the first compressor;
a second compressor arranged in the intake passage and configured to be driven by a power other than exhaust gas and to supercharge intake air;
wherein the intake passage on a downstream side of the first compressor is connected to the intake passage on a downstream side of the second compressor;
a supercharging control device configured to switch between execution of supercharging by the second compressor when the second compressor is driven with the power other than exhaust gas and stopping supercharging by the second compressor when the second compressor is no longer driven with the power other than exhaust gas; and
a control apparatus comprising an internal combustion engine controller;
wherein the internal combustion engine controller includes a non-transitory computer-readable memory storing executable-programmed instructions to:
control the exhaust energy adjustment device such that, when supercharging by the second compressor is required at a time of a request to increase engine torque, the power of the first compressor is increased to a designated power value or greater than the designated power value by increasing an amount of the exhaust gas directed to the turbine; and
control the supercharging control device such that, upon an elapse of a delay time that is started when the power of the first compressor is increased to the designated power value or greater than the designated power value, supercharging by the second compressor is started by driving the second compressor with the power other than exhaust gas.

US Pat. No. 10,190,483

METHOD OF CONTROLLING A PRESSURE RATIO IN A FLOW OF COMPRESSED COMBUSTION AIR

GM Global Technology Oper...

1. A method of controlling an engine system having both an electric driven compressor and an exhaust driven turbocharger for compressing a flow of combustion air for an internal combustion engine, the method comprising:defining a total pressure ratio target for the flow of combustion air;
defining a distribution factor to calculate a first portion of the total pressure ratio target and a second portion of the total pressure ratio target, wherein the sum of the first portion of the total pressure ratio target and the second portion of the total pressure ratio target is equal to the total pressure ratio target;
controlling the electric driven compressor to provide the first portion of the total pressure ratio target; and
controlling the exhaust driven turbocharger to provide the second portion of the total pressure ratio target.

US Pat. No. 10,190,482

AIR INLET ASSEMBLY FOR AN INTERNAL COMBUSTION ENGINE

GM Global Technology Oper...

1. An internal combustion engine comprising:a cylinder block defining a cylinder;
a cylinder head mounted to the cylinder block;
a gas compressor configured to selectively pressurize air being received from the ambient for delivery to the cylinder;
an intake valve operatively connected to the cylinder head and configured to control delivery of the selectively pressurized air to the cylinder for combustion therein; and
an air inlet assembly arranged between the intake valve and the gas compressor, configured to supply the pressurized air to the cylinder, and including at least one passage configured to collect a condensate from the pressurized air;
wherein:
the air inlet assembly includes a charge-air cooler configured to cool the pressurized air prior to delivery thereof to the cylinder;
the charge-air cooler includes a heat exchanger section configured to cool the pressurized air aft of the gas compressor, a hot-side plenum configured to receive the pressurized air aft of the gas compressor, and a cold-side plenum configured to discharge the pressurized air from the heat exchanger section;
the at least one passage of the air inlet assembly includes a first passage arranged at least partially in the cold-side plenum and configured to direct the condensate to the intake valve, and a second passage arranged at least partially in the hot-side plenum and in fluid communication with the first passage;
the second passage includes at least one sine configured to collect the condensate; and
the heat exchanger section includes a feature arranged to direct the condensate toward the first passage;
wherein the feature is arranged at an angle relative to a horizontal plane when the engine is positioned on a level surface;
wherein the angle of the feature is equal to or greater than 5 degrees relative to the horizontal plane.

US Pat. No. 10,190,481

MINIMUM POWER CONSUMPTION FOR COOL DOWN DIAGNOSTIC BASED ON CYLINDER DEACTIVATION

GM Global Technology Oper...

1. A diagnostic system for an engine of a vehicle, comprising:a temperature determination module that receives an indication of whether one or more cylinders within the engine are deactivated, that sets a first temperature threshold based on a first predetermined temperature when the indication indicates that zero cylinders of the engine are deactivated, and that sets the first temperature threshold based on a second predetermined temperature when the indication indicates that one or more of the cylinders of the engine are deactivated, wherein the first predetermined temperature is greater than the second predetermined temperature;
a comparison module that selectively determines whether a temperature of engine coolant is less than the first temperature threshold;
a fault indication module that diagnoses a fault in response to the comparison module determining that the temperature of the engine coolant is less than the first temperature threshold; and
a remedial action module that selectively adjusts at least one engine operating parameter to increase the temperature of the engine coolant in response to the fault indication module diagnosing the fault.

US Pat. No. 10,190,480

ENGINE COVER PLATE

Ford Global Technologies,...

1. A system for engine cooling, comprising:a cover plate for a coolant passage, the cover plate comprising a depression, coupled to a side of a cylinder block, and positioned adjacent to a water jacket of a cylinder, the cover plate including a coolant outlet port displaced away from a coolant inlet port, and a plurality of oil ports, where at least one of the oil ports is located in the cover plate and fluidly coupled to one or more piston oil injectors, the depression of the cover plate extending into a coolant cavity within the side of the cylinder block, a surface of the depression which contacts a coolant being sloped in an arc in a lateral plane with upward concavity, where the lateral plane is parallel to a y-z plane defined by a y-axis and a z-axis, the z-axis in the direction of gravity, and where the coolant inlet port is located in a higher portion of the coolant cavity than the coolant outlet port with respect to gravity, the coolant outlet port displaced away from the coolant inlet port both in a direction of the y-axis and the z-axis; and
the coolant cavity, covered by the cover plate, within the coolant passage and coupled to a fluid pump and the water jacket.

US Pat. No. 10,190,479

COOLING SYSTEM WITH A COOLANT PUMP FOR AN INTERNAL COMBUSTION ENGINE

GM GLOBAL TECHNOLOGY OPER...

1. A method for operating a cooling system of an engine of a vehicle, with a heater for the vehicle and a coolant pump for the engine, the method comprising:starting the engine;
operating the engine for a time period immediately following the start of the engine;
operating, during the time period, the cooling system in a first mode where the coolant pump circulates coolant through the cooling system and is on;
reading, after the time period, a temperature sensor to determine a temperature;
evaluating, by a controller, whether a heater request is present;
switching the cooling system from the first mode into one of a number of predetermined operating modes as a function of the heater request and the temperature, wherein the predetermined operating modes comprise a first warming-up operating mode, a second warming-up operating mode, and a heater operating mode;
evaluating, by the controller, the temperature to determine whether a first warming-up condition is fulfilled in which the temperature is below a first limit value;
when the first warming-up condition is fulfilled, operating by the controller, the cooling system in the first warming-up operating mode in which the coolant pump is off and in which a radiator line containing a radiator and a bypass line that bypasses the radiator are both completely closed by a control valve;
when operating in the first warming-up operating mode, evaluating, by the controller, whether a second warming-up condition is fulfilled;
when the second warming-up condition is fulfilled, operating, by the controller, the coolant system in the second warming-up operating mode in which the coolant pump is operated pulsed, and the control valve closes the radiator line and opens the bypass line;
when operating in the second warming-up operating mode, evaluating, by the controller, whether a third warming-up condition is fulfilled in which a heater request is present; and
when the third warming-up condition is fulfilled, operating, by the controller, the cooling system in the heater operating mode with the coolant pump continuously operated at a rotational sped that is constant, and where the control valve closes the radiator line and modulates the bypass line as a function of the temperature.

US Pat. No. 10,190,478

CONTROLLING A COOLING SYSTEM FOR AN INTERNAL COMBUSTION ENGINE USING FEEDBACK LINEARIZATION

GM GLOBAL TECHNOLOGY OPER...

1. A computer-implemented method for controlling a cooling system for an internal combustion engine using feedback linearization, the method comprising:receiving, by a processing device, desired temperature targets;
receiving, by the processing device, temperature feedbacks;
calculating, by the processing device, a desired temperature derivative for each of the desired temperature targets;
calculating, by the processing device, desired coolant flows from the desired temperature derivative for each of the desired temperature targets using feedback linearization;
calculating, by the processing device, actuator commands from the desired coolant flows using an inverted hydraulic model; and
implementing, by the processing device, the actuator commands in actuators in the cooling system.

US Pat. No. 10,190,477

SPLIT COOLING SYSTEM OF INTERNAL COMBUSION ENGINE

Hyundai Motor Company, S...

1. A split cooling system of an internal combustion engine, comprising:a water pump configured to circulate cooling water;
a cylinder head and a cylinder block configured to be supplied with the cooling water from the water pump;
an integrated flow control valve configured to include an inlet provided to be supplied with the cooling water of the cylinder head and a plurality of valves that are configured to be opened or closed to distribute the cooling water introduced through the inlet to an oil heat exchanger, a heater core, and a radiator; and
a split cooler configured to be mounted at the cylinder block to provide a split cooling channel in the cylinder block and the cylinder header,
wherein the split cooler is inserted into a water jacket of the cylinder block and includes:
a base configured to enclose an outside surface of a cylinder along a shape of the cylinder, wherein the base divides a channel within the water jacket into an inside channel and an outside channel, wherein the inside channel facing the outside surface of the cylinder is at an inside of the base and the outside channel facing the water jacket is at an outside of the base wherein the inside channel is disposed inward the base and the outside channel is disposed outward the base in a radial direction of the cylinder, and wherein an upper side of the base in the cylinder block continuously fluid-communicates with the outside channel;
a coupling groove formed to be indented into an inside surface of the base, wherein the inside surface of the base faces the outside surface of the cylinder; and
a sealing member configured to be filled in the coupling groove wherein the sealing member selectively cuts off the inside channel according to a temperature of the cooling water, the sealing member being expanded when the temperature of the cooling water supplied into the water jacket is equal to or higher than a preset temperature to cut off the inside channel between the base and the cylinder, to increase a flow resistance of the cooling water and reduce a heat transfer rate, and
wherein when the inside channel is cut off by the sealing member, a portion of the cooling water flows to the outside channel and surround a full length of the base from a bottom to a top.

US Pat. No. 10,190,476

ELECTROMAGNETIC VALVE AND INTERNAL COMBUSTION ENGINE COOLING SYSTEM WITH ELECTROMAGNETIC VALVE

ETO Magnetic GmbH, Stock...

1. A solenoid valve (1) for closing a bypass in a coolant circuit of an internal combustion engine, with an energizable winding (3) and an armature (2) that is adjustable in the direction of a core by energizing the winding, which armature (2) force-loads a valve plunger (8) in the direction of a closing position against the spring force of a resetting spring (18) when the winding (3) is energized, whereina pin (12) is adjustable together with the armature for adjusting the valve plunger (8) in the direction of the closing position when the armature (2) is energized, whereby the valve plunger (8) can be force-loaded in the direction of the closing position, wherein the pin (12) is spring force-loaded by a pressure limiting spring (13) in the direction of the closing position of the valve plunger (8), whereby the valve plunger (8) is adjustable out of its closing position against the spring force of the pressure limiting spring (13) for opening the solenoid valve (1) despite the armature (2) being force-loaded in the direction of the core (6), wherein a magnetic flux circuit of the winding (3) and the pressure limiting spring (13) are designed so that in the case of a control voltage that is minimally necessary for closing the solenoid valve, the closing force exerted on the valve plunger (8) via the armature (2) is lower than the spring force exerted on the valve plunger (8) by the pressure limiting spring (13) and with a maximum control voltage, and a limit voltage between the minimum control voltage and the maximum control voltage, the closing force exerted on the valve plunger (8) by way of the armature (2) is greater than the spring force exerted on the valve plunger (8) by way of the pressure limiting spring (13).

US Pat. No. 10,190,475

METHOD FOR MANUFACTURING A DOUBLE PIPE

NAKAGAWA SANGYO CO., LTD....

1. A method for manufacturing a double pipe having a curved inner pipe disposed within a curved outer pipe, the method comprising:drawing a plate, which has a predetermined shape that at least substantially corresponds to a final shape of the curved outer pipe, into a curved, substantially U-shape in cross-section, thereby producing a curved U-shaped intermediate part;
disposing the curved inner pipe, which has a curved shape that is at least substantially similar to the final shape of the curved outer pipe, in an interior space of the curved U-shaped intermediate part;
welding together the curved inner pipe and the curved U-shaped intermediate part at one longitudinal end thereof;
then bending longitudinally-extending edges of the curved U-shaped intermediate part so that the longitudinally-extending edges come into abutment and an at least substantially circular cross-section is formed, thereby forming the curved outer pipe that encloses the inner pipe; and
welding together the abutting longitudinally-extending edges of the curved outer pipe.