US Pat. No. 10,337,595

EXTRUDED PROTRUSION LASER WELDED SEAL PLATE

1. A torque converter, comprising:an axis of rotation;
a cover arranged to receive torque;
an impeller including:
an impeller shell non-rotatably connected to the cover; and,
at least one impeller blade fixed to the impeller shell;
a turbine including a turbine shell and at least one turbine blade fixed to the turbine shell;
a hub;
a seal plate including a first surface in contact with the hub; and,
a weld fixedly connecting the hub and the seal plate, wherein a line orthogonal to the axis of rotation passes through, in sequence, the hub, the weld, the seal plate, the first surface of the seal plate, and the hub.

US Pat. No. 10,337,594

INCREMENTAL DEPLOYMENT DEVICE

1. An apparatus comprising:a first member;
a second member movably coupled to the first member such that the first member and the second member are transitionable from a first configuration to a second configuration;
one or more springs that are configured to urge the first member and the second member towards the second configuration;
a slotted track, wherein:
the slotted track is part of the first member,
the slotted track has opposing side walls that define two intermeshing sawtooth profiles, and
the slotted track includes a series of alternating deployment segments and braking segments;
a cam follower; and
a cam follower biasing device, wherein:
the cam follower biasing device is configured to bias the cam follower towards only one of the two opposing sidewalls,
the cam follower is constrained to travel within the slotted track,
the cam follower is movably connected with the second member, and
the cam follower, during relative movement between the first member and the second member from the first configuration to the second configuration, encounters the deployment segments and the braking segments in an alternating fashion,
the deployment segments and the braking segments are configured to:
cooperate with the cam follower during relative movement of the first member and the second member from the first configuration to the second configuration to limit the relative speed between the first member and the second member by permitting the relative motion between the first member and the second member to accelerate when the cam follower is in the deployment segments and by causing the relative motion between the first member and the second member to decelerate when the cam follower is in the braking segments, and
permit the first member and the second member to be transitioned from the first configuration to the second configuration subject only to the urging of the one or more springs.

US Pat. No. 10,337,591

MULTI-SPEED PLANETARY TRANSMISSION

Allison Transmission, Inc...

1. A transmission comprising:at least one stationary member;
an input member rotatable relative to the at least one stationary member;
a plurality of planetary gearsets operatively coupled to the input member, each of the plurality of planetary gearsets including a first gearset component, a second gearset component, and a third gearset component, the plurality of planetary gearsets including a first planetary gearset, a second planetary gearset, a third planetary gearset, and a fourth planetary gearset, wherein the second gearset component of the second planetary gearset is fixedly coupled to the at least one stationary member;
an output member operatively coupled to the input member through the plurality of planetary gearsets and rotatable relative to the at least one stationary member, the output member is fixedly coupled to the second gearset component of the third planetary gearset;
a first interconnector which fixedly couples the first gearset component of the first planetary gearset to the first gearset component of the second planetary gearset;
a second interconnector which fixedly couples the first gearset component of the third planetary gearset, the third gearset component of the second planetary gearset, and the first gearset component of the fourth planetary gearset together; and
a plurality of selective couplers, wherein the plurality of selective couplers includes:
a first selective coupler which, when engaged, fixedly couples the first gearset component of the third planetary gearset, the third gearset component of the second planetary gearset, and the first gearset component of the fourth planetary gearset to the at least one stationary member;
a second selective coupler which, when engaged, fixedly couples the second gearset component of the first planetary gearset to the at least one stationary member;
a third selective coupler which, when engaged, fixedly couples the third gearset component of the first planetary gearset to the second gearset component of the fourth planetary gearset;
a fourth selective coupler which, when engaged, fixedly couples the third gearset component of the fourth planetary gearset to the second gearset component of the third planetary gearset;
a fifth selective coupler which, when engaged, fixedly couples the second gearset component of the first planetary gearset to the second gearset component of the fourth planetary gearset; and
a sixth selective coupler which, when engaged, fixedly couples the third gearset component of the third planetary gearset to the second gearset component of the fourth planetary gearset.

US Pat. No. 10,337,590

MULTI-SPEED PLANETARY TRANSMISSION

Allison Transmission, Inc...

1. A transmission comprising:at least one stationary member;
an input member rotatable relative to the at least one stationary member;
a plurality of planetary gearsets operatively coupled to the input member, each of the plurality of planetary gearsets including a first gearset component, a second gearset component, and a third gearset component, the plurality of planetary gearsets including a first planetary gearset, a second planetary gearset, a third planetary gearset, and a fourth planetary gearset, wherein the second gearset component of the second planetary gearset is fixedly coupled to the at least one stationary member;
an output member operatively coupled to the input member through the plurality of planetary gearsets and rotatable relative to the at least one stationary member, the output member is fixedly coupled to the third gearset component of the fourth planetary gearset;
a first interconnector which fixedly couples the third gearset component of the second planetary gearset to the second gearset component of the fourth planetary gearset;
a second interconnector which fixedly couples the third gearset component of the third planetary gearset to the first gearset component of the fourth planetary gearset;
a third interconnector which fixedly couples the second gearset component of the first planetary gearset to the first gearset component of the third planetary gearset; and
a plurality of selective couplers, wherein the plurality of selective couplers includes:
a first selective coupler which, when engaged, fixedly couples the second gearset component of the first planetary gearset and the first gearset component of the third planetary gearset to the at least one stationary member;
a second selective coupler which, when engaged, fixedly couples the first gearset component of the first planetary gearset to the at least one stationary member;
a third selective coupler which, when engaged, fixedly couples the third gearset component of the first planetary gearset to the second gearset component of the fourth planetary gearset and the third gearset component of the second planetary gearset;
a fourth selective coupler which, when engaged, fixedly couples the second gearset component of the third planetary gearset to the second gearset component of the fourth planetary gearset and the third gearset component of the second planetary gearset;
a fifth selective coupler which, when engaged, fixedly couples the second gearset component of the first planetary gearset and the first gearset component of the third planetary gearset to one of the second gearset component of the third planetary gearset and the third gearset component of the third planetary gearset; and
a sixth selective coupler which, when engaged, fixedly couples the first gearset component of the first planetary gearset to the first gearset component of the second planetary gearset.

US Pat. No. 10,337,589

MULTI-SPEED TRANSMISSION

GM GLOBAL TECHNOLOGY OPER...

1. A transmission for a motor vehicle comprising:an input member;
an output member;
a first planetary gear set having a first sun gear, a second sun gear, a carrier member, and a ring gear;
a second planetary gear set having a sun gear, a carrier member, and a ring gear;
a third planetary gear set having a sun gear, a carrier member, and a ring gear;
a first interconnecting member directly connected to the carrier member of the first planetary gear set and to the carrier member of the second planetary gear set;
a second interconnecting member directly connected to the ring gear of the second planetary gear set and the carrier member of the third planetary gear set; and
six torque transmitting mechanisms each selectively engageable to connect one of the sun gears, carrier members, and rings gears with another of the sun gears, carrier members, rings gears and a stationary member, and
wherein the six torque transmitting mechanisms are engaged in combinations of at least three to provide at least ten forward gear ratios and at least one reverse gear ratio between the input member and the output member.

US Pat. No. 10,337,588

TRANSMISSION FOR VEHICLE

Hyundai Motor Company, S...

1. A transmission for a vehicle, comprising:a first input shaft continuously receiving power from an engine;
a second input shaft selectively receiving power from the engine through a clutch;
a sub-shifting mechanism including a plurality of sub-shifting gear pairs having different gear ratios and engaged with the first input shaft and a first countershaft, and the first input shaft and a second countershaft so that a desired gear stage is selected by selecting a sub-shifting gear pair suitable for a driving speed using a sub-shifting clutch unit;
a main shifting mechanism including a plurality of main shifting gear pairs having different gear ratios and engaged with the second input shaft and a first output shaft, and the second input shaft and a second output shaft so that a desired gear stage is selected by selecting a main shifting gear pair suitable for a driving speed using a main shafting clutch unit;
a first one-way clutch disposed on a corresponding power transmission path so that power from the engine is transmitted only from the first counter shaft to the first output shaft;
a second one-way clutch disposed on a corresponding power transmission path so that power from the engine is transmitted only from the second countershaft to the second output shaft; and
a power transmission gear set engaged between the first output shaft and the second output shaft.

US Pat. No. 10,337,587

DUAL-CLUTCH SEVEN SPEED TRANSMISSION ARRANGEMENT

VOLVO CAR CORPORATION, G...

1. A dual-clutch seven speed transmission arrangement comprising:a dual-clutch gearbox comprising first and second input shafts provided with first and second input clutches, wherein the first input shaft is a hollow shaft enclosing the second input shaft, the first input shaft is provided with at least first and second gearwheels, which are arranged to host three even drive gears and one reverse gear, and the second input shaft is arranged to host four odd drive gears;
a drive machine comprising a flywheel and no electric motor; and
a transfer transmission connected to the flywheel and that meshes with the first gearwheel, which is arranged to drive a fourth drive gear of the dual-clutch gearbox, wherein the fourth drive gear is separate from the transfer transmission.

US Pat. No. 10,337,585

VIBRATION ISOLATION DEVICE

BRIDGESTONE CORPORATION, ...

1. A vibration isolation device comprising:a first mounting member connected to one of a vibration generating portion and a vibration receiving portion, and a second mounting member connected to the other thereof; and
an elastic body disposed between the mounting members;
wherein, on either one of opposing surfaces that oppose each other, respectively on the first mounting member and the second mounting member, a stopper elastic body having a stopper surface which faces the other of the opposing surfaces such as to be capable of coming into contact therewith, and a hollow portion in which the stopper elastic body is disposed, are provided,
wherein the stopper elastic body is fitted into the hollow portion such that, among the surfaces of the stopper elastic body, a counter-stopper surface which faces the direction opposed to the stopper surface, is in a state of non-contact, and
wherein the counter-stopper surface faces the elastic body through the hollow portion so as to be able to come into contact with the elastic body.

US Pat. No. 10,337,584

BICYCLE FORK HAVING LOCK-OUT, BLOW-OFF, AND ADJUSTABLE BLOW-OFF THRESHOLD

Fox Factory, Inc., Brase...

1. A damper assembly, comprising:a damper cap assembly closing an upper end of a first member engaged with a second member of said damper assembly, wherein said damper cap assembly comprises:
a rebound adjustment knob;
a damper cap body having a first set of threads;
a compression piston; and
a damper shaft extending vertically downward from said damper cap assembly and supporting said damping assembly on its lower end, wherein said damping assembly is fixed for movement with said first member and comprises a central passage having positioned therein an adjust rod, said adjust rod coupled to said rebound adjustment knob, wherein a first compression chamber is defined between said adjust rod and an inner surface of said damper shaft; and
a shaft support coupling said damper cap body and said damper shaft, wherein, said shaft support having a second set of threads for mating with said first set of threads, wherein upon said mating, said compression piston being secured between said damper cap body and said shaft support, wherein said shaft support comprises:
a set of ports enabling fluid communication with at least said first compression chamber;
a shoulder axially spacing said compression piston from said cap body, said shoulder comprising:
a set of passages enabling fluid communication with at least a second compression chamber that is created, by said axially spacing, between an upper surface of said compression piston and a lower surface of said cap body; and
a transfer chamber coupling said set of ports to said set of passages, said transfer chamber enabling said fluid to flow between said first compression chamber and said second compression chamber while allowing a threaded connection between said cap body and said shaft support.

US Pat. No. 10,337,582

DAMPER AND METHOD FOR MANUFACTURING DAMPER

NIFCO INC., Yokosuka-Shi...

1. A damper, comprising:a housing member including
an outer cylinder portion formed in a cylinder shape,
an inner cylinder portion formed inside the outer cylinder portion,
a bottom portion connecting bottoms of the outer and inner cylinder portions,
an open end portion formed at an upper end of the outer cylinder portion,
a groove portion formed on an inner periphery of the outer cylinder portion adjacent the open end portion, and
a thin wall portion of the outer cylinder portion which is thinner than a remaining portion of the outer cylinder portion, formed in a vicinity of the groove portion so that an outer surface of the outer cylinder portion is recessed inwardly between an upper outer surface and a lower outer surface forming the outer cylinder portion;
a lid member having
a movable member housed in the housing member between the inner and outer cylinder portions and including a lid step portion formed at an upper end portion of the movable member and annularly recessed from an outer surface of the movable member, and
a lid main member portion connected to the upper end portion of the movable member to cover the open end portion, and including a projection portion projecting annularly outwardly from the lid main member portion above the lid step portion and engaging the groove portion; and
an O-ring housed in the lid step portion and contacting an inner surface of the thin wall portion to seal between the housing member and the lid member,
wherein the outer surface of the outer cylinder portion is a flat surface in section cut in an axial direction of the housing member at the thin wall portion, and an inner surface of the outer cylinder portion is a flat surface in section cut in the axial direction of the housing member between the bottom portion and the groove portion.

US Pat. No. 10,337,581

ROTATIONAL INERTER AND METHOD

The Boeing Company, Chic...

1. An apparatus for damping an actuator, comprising:an inerter, including:
a first terminal and a second terminal movable relative to one another along an inerter axis and mutually exclusively couplable to a support structure and a movable device actuated by the actuator;
a threaded shaft coupled to and movable along the inerter axis with one of the first terminal and the second terminal;
a flywheel rotatable in proportion to movement of the threaded shaft in response to axial acceleration of the first terminal relative to the second terminal during actuation of the movable device by the actuator; and
the inerter reducing actuator-load-oscillatory amplitude at resonance of the actuator and of the movable device relative to the actuator-load-oscillatory amplitude that would otherwise occur using the actuator without the inerter, such that the actuator size and weight of the actuator is reduced.

US Pat. No. 10,337,579

VIBRATION ISOLATION MOUNT FOR AN ELECTRIC MOTOR

Dyson Technology Limited,...

1. A mount for an electric motor, the mount being formed of an elastomeric material and comprising a sleeve around which a plurality of ribs are formed, wherein the mount is disposed between the electric motor and a motor housing, wherein the ribs comprise first ribs and second ribs, and the first ribs project further from the sleeve than the second ribs, such that the first ribs deform before the second ribs when the mount absorbs radial acceleration;wherein the mount comprises one or more locking projections formed on an inner surface of the sleeve, and
wherein each first rib includes a void disposed along a length of the rib so as to make the first ribs more compliant to radial acceleration than the second ribs.

US Pat. No. 10,337,578

SUSPENSION ELEMENT FOR THE MECHANICAL ATTACHMENT OF A LOAD SUSPENDED WITHIN A MOUNT

THALES, Courbevoie (FR)

1. A suspension element configured to isolate translation and rotation vibrations in a mechanical connection of a load suspended in a support subject to said vibrations, the suspension element comprising:at least two plates, each plate having at least two mechanical interfaces with the load and the support in a complete connection, the plates forming monolithic structures with the respective mechanical interfaces, wherein the mechanical interfaces of each plate include an internal mechanical interface and an external mechanical interface, the external mechanical interfaces are circular and configured to engage the load or the support, and a fillet of each of the plates has a continuous curvature with each of the mechanical interfaces; and
at least one damping element positioned between and in fixed contact with two of the plates or between and in fixed contact with the internal and external mechanical interfaces, the at least one damping element being distributed according a cyclic symmetry,
wherein the suspension element has a rigidity that is adjustable along three orthogonal axes in accordance with a number of the plates, a distribution of the plates between the mechanical interfaces, and length, thickness, and depth dimensions of the plates.

US Pat. No. 10,337,577

BI-DIRECTIONAL NON-LINEAR SPRING

Raytheon Company, Waltha...

1. A bi-directional nonlinear spring system, comprising:a bi-directional spring comprising:
a plurality of compliant members;
a plurality of rigid annular members alternatingly coupling the plurality of compliant members in series;
a plurality of center constraint members, configured as disks, alternatingly coupling the plurality of compliant members in series, each of the plurality of center constraint members further comprising a center portion defining, at least in part, a face of the center constraint member, wherein the face supports one of the compliant members across the diameter of the face, through the center portion.

US Pat. No. 10,337,575

BALL SCREW TYPE ELECTROMECHANICAL BRAKE

Hyundai Motor Company, S...

1. An electromechanical brake apparatus comprising:a piston which is configured to press a friction pad; and
a drive device which is configured to provide power for moving the piston,
wherein the drive device includes a nut member which is coupled to the piston and configured to transmit axial movement power to the piston, a screw which is coupled to the nut member and rotates to move the nut member in an axial direction, a plurality of balls which is configured to be inserted between the nut member and the screw and transmits rotational force of the screw to the nut member, a torsion spring having a first side which is mounted to the nut member, and a ball retainer which is mounted at a second side of the torsion spring, and
wherein the ball retainer is disposed to be adjacent to the ball at a rearmost end portion among the balls inserted between the nut member and the screw, and configured to come into contact with the ball and press the torsion spring when braking pressurization is carried out.

US Pat. No. 10,337,574

METHOD AND DEVICE FOR DETERMINING AN ENGAGEMENT POINT OF A HYBRID CLUTCH IN A HYBRID VEHICLE

1. A method for determining an engagement point of a hybrid clutch of a hybrid vehicle, which is operated by a hydrostatic clutch actuator, with the hybrid clutch separating an internal combustion engine from an electric traction drive or connecting them, the method of determining the engagement point comprising:operating the hybrid clutch, starting from a position of the hybrid clutch that the clutch assumes in a disengaged condition, while monitoring a torque of the electric traction drive,
when a defined increase in the torque is detected, adapting a presently given engagement point (tp) during operation of the hybrid vehicle using a start-up routine for adaptation of the presently given engagement point (tp) during operation by which a first engagement point is determined during a start-up operation of the hybrid vehicle in which the hybrid clutch approaches a previously determined engagement point and further displacing the hybrid clutch starting from said previously determined engagement point until the defined increase in torque is detected.

US Pat. No. 10,337,573

TWO-PHASE TRANSMISSION CLUTCH STAGING

Ford Global Technologies,...

1. A transmission comprising:a shift element having a hydraulically actuated piston;
a valve configured to regulate a pressure of fluid supplied to the shift element in response to an electric current; and
a controller configured to adjust the current, the controller being programmed to
stage the piston by setting the current to a high value throughout a first phase and setting the current to a lower value throughout a second phase, and
adjust a duration of the first phase based on a number of times the shift element is applied since an engine start.

US Pat. No. 10,337,572

ACTUATOR FOR A DOG CLUTCH AND A METHOD FOR ITS CONTROL

BorgWarner Sweden AB, La...

1. An actuator for connecting and disconnecting a dog clutch between two coaxial shafts by means of an axially movable clutch sleeve, the actuator comprising an electric motor, wherein a motor shaft of the motor is connected to a rotatable actuator rod, which is provided at an end of the actuator rod with an eccentric pin for such cooperation with the clutch sleeve that a rotation of the actuator rod 180° or less by means of the motor from a rotational position corresponding to one axial end position of the clutch sleeve to a rotational position corresponding to the other axial end position of the clutch sleeve leads to a connection or disconnection of the dog clutch.

US Pat. No. 10,337,571

ELECTRONICALLY-CONTROLLED SELECTABLE CLUTCH WITH BACKLASH ARRANGEMENT

MAGNA POWERTRAIN INC., C...

1. A bi-directional clutch assembly comprising:an outer race presenting a plurality of inner ratchet teeth; an inner race presenting a plurality of outer ratchet teeth;
a passive one-way forward clutch including a plurality of passive struts pivotably supported by said inner race for pivoting into engaging relationships with said inner ratchet teeth during rotation of said inner race in a first direction;
a selectable one-way reverse clutch including at least one active strut supported by said outer race and selectively pivotable from an unlocked position wherein said active strut is disengaged from said outer ratchet teeth to a locked position for engaging one of said plurality of outer ratchet teeth during rotation of said inner race in a second direction opposite said first direction;
said plurality of passive struts being unevenly circumferentially spaced from one another along said inner race for staggering engagement by sequential ones of said plurality of passive struts with said inner ratchet teeth; and
said plurality of passive struts grouped into a plurality of sets of evenly circumferentially spaced passive struts with a first set of passive struts being a reference set of passive struts and each sequential set of passive struts being circumferentially indexed towards a preceding set of passive struts by a forward indexing angle to establish an indexed relationship among said plurality of passive struts.

US Pat. No. 10,337,569

SWITCHABLE ONE-WAY CLUTCH

1. A switchable clutch comprising:an outer ring including a plurality of ramped surfaces;
an inner ring;
a roller cage disposed radially between the outer ring and the inner ring;
a plurality of rollers guided by the roller cage; and
a drag plate rotationally fixed to the inner ring and engageable with the roller cage to rotate the rollers relative to the outer ring.

US Pat. No. 10,337,568

VIBRATION DAMPER FOR A HYDRAULIC CLUTCH ACTUATOR

Ford Global Technologies,...

1. A vibration damper for a hydraulic clutch actuator system, comprising:a rigid housing comprising a chamber;
an inlet port and an outlet port and a channel fluidly connecting the inlet port and the outlet port, where the inlet port is fluidly connected to a first cylinder in the hydraulic clutch actuator system and the outlet port is fluidly connected to a second cylinder in the hydraulic clutch actuator system;
a propeller comprising a plurality of blades, the propeller being rotatably mounted in said chamber;
the chamber being fluidly connected with the channel in such a way that movement of a fluid through the channel causes rotation of the propeller;
a spiral torsion spring rotationally connected to the propeller and configured to dampen vibrational frequencies propagating through the fluid.

US Pat. No. 10,337,567

DRIVING FORCE TRANSMISSION APPARATUS

JTEKT CORPORATION, Osaka...

1. A driving force transmission apparatus configured to transmit a driving force of a drive source of a vehicle in a disconnectable manner, the driving force transmission apparatus comprising:a pair of rotational members arranged so as to be coaxially rotatable relative to each other;
a friction clutch arranged between the pair of rotational members and including a plurality of clutch plates; and
an apparatus case having an accommodating chamber that accommodates the friction clutch, and a storage chamber that stores lubricating oil for lubricating the friction clutch,whereinthe apparatus case includes:
a first case member having the accommodating chamber;
a second case member combined with the first case member to form the storage chamber; and
a partition wall member that partitions the accommodating chamber and the storage chamber from each other,
the apparatus case is configured so that the lubricating oil stirred up through rotation of at least one rotational member out of the pair of rotational members is introduced into the storage chamber and the lubricating oil stored in the storage chamber flows back to the accommodating chamber from a discharge port, and
the partition wall member is retained by being sandwiched between the first case member and the second case member.

US Pat. No. 10,337,566

LOW LOSS DIRECT POINT WET CLUTCH FLUID WALL SYSTEM

1. An improved multi-disc wet clutch assembly comprising:an outer clutch basket;
a plurality of friction plates contained within and operably connected to the outer clutch basket;
an inner clutch hub having an outwardly extending base portion at a proximal end and a plurality of stand-off posts extending outwardly from a distal end, the inner clutch hub rotatably disposed within the outer clutch basket, wherein the inner clutch hub includes eighteen holes extending through a wall of the inner clutch hub, the holes arranged in six series of three holes along the length of the inner clutch hub wall with each series being disposed approximately sixty degrees apart from each other and each series starting at a different position along the length of the inner clutch hub wall;
a plurality of clutch plates disposed around and operably connected to the inner clutch hub, wherein the plurality of friction plates and plurality of clutch plates are interleaved with each other;
a pressure plate disposed along the plurality of standoff posts and sandwiching the plurality of friction plates and plurality of clutch plates with the inner clutch hub base portion;
a pressure plate spring abutting the pressure plate;
a diaphragm plate disposed along the plurality of standoff posts and within a bore located at the distal end of the inner clutch hub;
a diaphragm O-ring disposed between the diaphragm plate and the inner clutch hub; and
three diaphragm springs disposed along three of the plurality of standoff posts located approximately one hundred twenty degrees apart from each other and between the diaphragm plate and the pressure plate.

US Pat. No. 10,337,565

ZERO BACKLASH PRE-DAMPER TO MAIN DAMPER ATTACHMENT SYSTEM

Eaton Intelligent Power L...

15. A driven damper assembly, comprising:a first main-damper cover plate comprising a notch, wherein the notch comprises a first wall and a second wall, wherein the first wall is not parallel to the second wall;
a first pre-damper cover plate comprising a tab, wherein the tab comprises a first bend and a second bend;
wherein the tab engages the notch and wherein an interference fit exists where the tab engages the notch,
wherein the tab deforms at the first bend, thereby causing the tab to exert a spring force against the notch,
wherein the first main-damper cover plate covers a plurality of torsion-damping mechanisms, and
wherein the first pre-damper cover plate covers a plurality of pre-damper torsion-damping mechanisms.

US Pat. No. 10,337,564

SEGMENTED WEDGE CLUTCH WITH STEPPED RETAINING SPRING

1. A clutch comprising:a pair of concentric races rotatable about an axis;
a disk including edges each engageable with one of the races and including opposing first and second faces extending between the edges; and
an annular resilient member including a first segment adjacent the first face, a second segment adjacent the second face, and a third segment connecting between the first and second segments.

US Pat. No. 10,337,563

WEDGE CLUTCH WITH BREAKER RING

1. A clutch comprising:a hub;
a carrier defining a circular groove;
a wedge disk defining apertures and including a first edge disposed on the hub and a second edge disposed in the groove; and
a breaker ring encircling the hub and including projections that are each received in one of the apertures, each of the projections having at least one slanted side, wherein the breaker ring is slidably connected to the hub and is configured to rotate the wedge disk relative to the hub, via engagement between the projections and the apertures, in response to the breaker ring sliding towards the wedge disk.

US Pat. No. 10,337,562

CLUTCH FOR A TRANSMISSION

GM GLOBAL TECHNOLOGY OPER...

1. A torque transmitting device for an automotive transmission, the torque transmitting device comprising:a clutch housing having a plurality of internal splines extending radially inwardly from an interior surface of the clutch housing;
a clutch hub having a plurality of external splines extending radially outwardly from an outer surface of the clutch hub;
a plurality of friction plates having a plurality of internal teeth and a first and a second surface, wherein the first and the second surface has a friction material disposed thereon and wherein at least one of the plurality of internal teeth has an aperture and wherein the plurality of internal teeth intermesh with the plurality of external splines on the outer surface of the clutch hub;
a plurality of reaction plates having a plurality of external teeth and a first and a second surface, and wherein the plurality of external teeth intermesh with the plurality of internal splines on the inner surface of the clutch housing; and
a first spacer member disposed in and extending through the aperture of a first of the plurality of friction plates, the first spacer member contacting a second spacer member disposed in and extending through an aperture of a second of the plurality of friction plates, the first and the second spacer members separating the first of the plurality of friction plates from the second of the plurality of friction plates,
wherein at least one of the plurality of external teeth of the plurality of reaction plates has an aperture, wherein the first spacer member and the second spacer member are resilient and each have a reduced cross-section portion configured to engage with the aperture, wherein the reduced cross-section portion is disposed between a first portion and a second portion, both the first and the second portions having a cross-section larger than the reduced cross-section portion.

US Pat. No. 10,337,560

SLIDING COMPONENT

EAGLE INDUSTRY CO., LTD.,...

1. A sliding component comprising a pair of sliding parts that relatively slide on each other, one of the sliding parts being a stationary-side seal ring, the other of the sliding parts being a rotating-side seal ring, the seal rings each having a sliding face formed radially for sealing sealed fluid from leaking, whereinthe sliding face of at least one sliding part of the pair of sliding parts is provided, along an entire circumference thereof, with at least one trap groove located close to a leakage side but spaced from the leakage side by a land, for trapping leakage fluid,
a dust entry reduction means is formed between lands of the pair of sliding parts at a position closer to the leakage side than is the at least one trap groove, for reducing entry of dust from the leakage side while allowing passage of fluid, and
the lands of the pair of sliding part have, at edges of the lands, chamfered portions, respectively, wherein the dust entry reduction means is constituted by an extremely small gap zone formed by the chamfered portions facing each other in a manner reducing entry of dust from the leakage side while allowing passage of fluid.

US Pat. No. 10,337,559

BALL BEARING AND METHODS OF PRODUCTION OF BALL BEARING

1. A method of production of a pair of races for use in a ball bearing provided with the pair of races at least one rolling element being movably clamped between said pair of races, characterized in that said method of production of a ball bearing comprises a cold forging process of cold forging an arc shaped die with a radius of curvature “r” having a cross-sectional shape of a contact surface satisfying equation (2) into a race material so as to form a recessed part having a profile line satisfying equation (3):(R×d0.307/0.550)1/1.28×(1?0.05)?r?(R×d0.307/0.550)1/1.28×(1+0.05)  (2)
X2/{2R(1+0.05)} where
a radius of said rolling element is R,
in a cross-sectional view of the pair of races, an axis extending in a first direction over which said pair of races face is the Y-axis and an axis extending in a second direction perpendicular to said first direction is the X-axis, and
a depth of a recessed part formed in said races in said first direction is “d”.

US Pat. No. 10,337,558

SLIDING COMPONENT AND METHOD

MAHLE INTERNATIONAL GMBH,...

1. A sliding component comprising:an overlay, the overlay including:
a polymeric material; and
a metal oxide;
wherein the metal oxide has a thermal conductivity of greater than 1.5 Wm?1K?1, and a Mohs hardness of between 5 and 7; and
wherein the metal oxide is dispersed throughout the overlay in the form of particles.

US Pat. No. 10,337,557

ROTODYNAMICALLY ISOLATED MAGNETIC COUPLING

Upwing Energy, LLC, Cerr...

1. A magnetic coupling assembly comprising:an inner barrel comprising an inner barrel shaft, the inner barrel shaft configured to co-rotate with the inner barrel, the inner barrel configured to be coupled to a shaft of a first rotating machine, the inner barrel shaft being separate from the shaft of the first rotating machine;
a first bearing assembly configured to support the inner barrel shaft, the first bearing assembly being separate from the first rotating machine;
an outer barrel comprising an outer barrel shaft that is separate from a shaft of a second rotating machine, the outer barrel configured to be coupled to the shaft of the second rotating machine, the second rotating machine configured to drive or be driven by the first rotating machine, the outer barrel being fluidically isolated from the inner barrel, the outer barrel configured to surround the inner barrel, the outer barrel being magnetically coupled to the inner barrel to co-rotate with the inner barrel; and
a second bearing assembly configured to support the outer barrel shaft, the second bearing assembly being separate from the second rotating machine.

US Pat. No. 10,337,553

SPRING-LOADED CABLE ATTACHEMENT

Ford Global Technologies,...

1. A vehicle, comprising:a transmission having an outer manual lever including a lever pin;
a shifter cable; and
an attachment assembly adapted to secure the shifter cable to the lever pin, wherein the attachment assembly includes
an outer frame,
an inner frame disposed at least partially within the outer frame and adjustable in an axial direction relative to the outer frame, wherein the inner frame includes a spring extending within the inner frame, and wherein the inner frame defines a retention block including a retention wall, and
an attachment block disposed at least partially within the inner frame in engagement with the spring, wherein the attachment block includes a flexible arm that defines a protruding latch, and wherein the attachment block is axially displaceable relative to the inner frame between a disengaged configuration and an engaged configuration;
wherein the flexible arm defines a lower contact surface adapted to engage the lever pin of the outer manual lever, and wherein in the disengaged configuration, the spring biases the flexible arm into contact with the retention block such that the latch is disposed at a first side of the retention wall, and wherein in the engaged configuration, the attachment block is axially displaced in a direction of the retention block such that the latch is disposed at a second side of the retention wall opposite the first side.

US Pat. No. 10,337,551

THREAD REPAIR INSERT AND METHOD OF USE

GARD SPECIALISTS CO., INC...

1. A thread repair insert system, comprising:a cylindrical body extending a length from an upper end to a lower end;
the cylindrical body having a threaded exterior surface, a hollow interior and an axis of rotation that extends through the approximate center of the hollow interior;
at least one notch placed adjacent the lower end of the cylindrical body;
wherein the at least one notch extends between a forward edge and a cutting edge;
wherein the at least one notch extends between an upper edge and a lower edge;
wherein the lower edge of the at least one notch connects with the lower end of the cylindrical body;
wherein the at least one notch has an exterior surface;
wherein exterior surface of the at least one notch forms a planar surface;
wherein the exterior surface of the at least one notch is recessed with respect to the threaded exterior surface at the cutting edge;
wherein the exterior surface of the at least one notch intersects with the threaded exterior surface at the forward edge;
wherein the planar surface of the exterior surface of the at least one notch extends in parallel spaced relation to the axis of rotation of the cylindrical body;
wherein the cutting edge of the at least one notch extends a length from a lower end to an upper end
wherein the cutting edge of the at least one notch extends in a straight manner from the lower end of the cutting edge to the upper end of the cutting edge;
wherein the cutting edge of the at least one notch intersects with the threaded exterior surface at an acute angle;
wherein the lower end of the cutting edge of the at least one notch is positioned forward, in a direction of rotation upon insertion into parent material, of the upper end of the cutting edge of the at least one notch;
wherein the lower end of the cutting edge of the at least one notch connects with the lower end of the cylindrical body;
wherein the upper edge of the at least one notch extends in a straight manner from a forward end to a rearward end;
wherein the at least one notch includes a corner section;
wherein the corner section of the least one notch smoothly transitions the straight cutting edge to the straight upper edge;
wherein the corner section of the at least one notch curves in an arcuate manner form the straight cutting edge to the straight upper edge;
wherein the forward end of the upper edge of the at least one notch intersects with the threaded exterior surface of the thread repair insert;
wherein the rearward end of the straight upper edge of the at least one notch connects to a forward end of the corner section;
wherein the upper edge of the at least one notch extends in approximate perpendicular alignment to the axis of rotation of the cylindrical body;
wherein the lower end of the cylindrical body includes a tapered section;
wherein the tapered section extends from an upper end to a lower end;
wherein the upper end of the tapered section intersects with the threaded exterior surface of the cylindrical body;
wherein the upper end of the tapered section intersects with the lower end of the cylindrical body;
wherein the tapered section narrows the diameter of the cylindrical body as it extends from the upper end of the tapered section to the lower end of the tapered section;
wherein when the thread repair insert is rotated into an opening in parent material, the cutting edge of the at least one notch cuts into the parent material and forms threads in the parent material;
wherein when the thread repair insert is rotated into an opening in the parent material, the combination of: the cutting edge of the at least one notch intersecting the threaded exterior surface at an acute angle; and the lower end of the cutting edge of the at least one notch being positioned forward, in a direction of rotation, of an upper end of the cutting edge of the at least one notch; and the at least one notch connecting at a corner section that smoothly transitions the cutting edge to an upper edge of the at least one notch, and the upper edge of the at least one notch extending in approximate perpendicular alignment to the axis of rotation; and the tapered section in the lower end of the cylindrical body cooperate to pull the thread repair insert into the parent material while forming threads thereby forming a strong connection between the thread repair insert and the parent material.

US Pat. No. 10,337,546

INSERT ASSEMBLY FOR FINISHING GAP REGION

LG ELECTRONICS INC., Seo...

1. An assembly comprising:a gap region formed in a corner by bending a first side and a second side of a single panel,
wherein the second side is adjacent the first side; and
an insert assembly to fill the gap region comprising:
a body unit covering the gap region not to be exposed to the outside;
an insert unit extended from the body unit and inserted in the gap region; and
a hook unit extended a preset distance from the insert unit toward the body unit, the hook unit comprising one end connected to the insert unit and the other end provided as a free end,
wherein the body unit, the insert unit, and the hook unit are integrally formed with each other as one body, and
wherein the body unit has a predetermine shape corresponding to the gap region to form flat surfaces between the body unit and each side of the panel when the insert assembly fills the gap region.

US Pat. No. 10,337,544

SCREW AND SCREW CONNECTION FOR COMPONENTS MADE OF FOAMED PLASTIC

Lisa Draexlmaier GmbH, V...

1. A screw for a screw connection with a support component made of thermoplastic foam, the screw comprising:a screw head; and
a screw shaft comprising a blunt-edged thread for compacting the foam, the thread having flank angles (w) of 30°-90°; wherein:
the thread includes a plurality of flank segments, each segment of the plurality of flank segments having a different flank angle,
wherein the plurality of flank segments include a first segment comprising an outer thread area having flank angles of 30°-90°,
a second segment between a first flank and a thread root, the second segment having a tangential transition with angles of 145°-170°, and
a third segment at the thread root between the first flank and a second flank, the third segment having angles of 170°-180°.

US Pat. No. 10,337,542

CURTAIN RETENTION BRACKET

The Boeing Company, Chic...

1. A curtain retention bracket comprising:a chambered body comprising a base and first and second arms integrally formed with the base, the first arm having a first end and the second arm having a second end; and
a clasp comprising a first end pivotably coupled to the first end of the first arm of the chambered body, a second end which is releasably engageable with the second end of the second arm of the chambered body, and a strap connecting the first end of the clasp to the second end of the clasp, wherein the strap is flexible and has a bow shape in an unstressed state,
wherein the second end of the clasp comprises a first projection, the second end of the second arm of the chambered body comprises a second projection, and the clasp in a latched state is configured so that the second projection is able to override and latch behind the first projection when the strap is in a stressed state and is not able to unlatch from behind the first projection when the clasp is in the latched state and the strap is in the unstressed state;
the chambered body includes an upper wall, a lower wall, an inner wall integrally formed with the upper and lower walls, an outer wall integrally formed with the upper and lower walls, and a plurality of ribs integrally formed with the inner and outer walls;
the first end of the first arm includes a portion of the upper wall, a portion of the lower wall and a portion of the outer wall integrally formed with the portions of the upper and lower walls, the portion of the upper wall having a first opening and the portion of the lower wall having a second opening, the first and second openings being coaxial and having a same radius; and
the first end of the clasp comprises a hinge pin portion having a first end seated in the first opening and a second end seated in the second opening.

US Pat. No. 10,337,540

ANTI-OSCILLATION APPARATUS AND TECHNIQUE FOR SECURING WIND TURBINE BLADES AGAINST OSCILLATIONS

1. A wind turbine blade oscillation preventer comprising an aperture and a sleeve and having a peripheral extent and a longitudinal extent,said preventer being configured for removable application over a wind turbine blade and configured to extend longitudinally thereover and peripherally thereabout;
said preventer having a non-aerodynamic exterior surface which exhibits a rough surface capable of disrupting smooth or laminar airflow over a substantial portion of said longitudinal and peripheral extent of said sleeve when said preventer is in place on the wind turbine blade;
and wherein said preventer further comprises a smooth interior surface extending along a substantial portion of said longitudinal extent of said sleeve and wherein said preventer comprises a resilient collar at said aperture portion.

US Pat. No. 10,337,539

DRAG REDUCTION AND ENERGY GENERATION APPARATUS AND METHOD FOR TRANSPORT VEHICLES

1. Apparatus for reducing drag in a transport vehicle comprising:a cover component formed to be integral with an exterior surface section of said transport vehicle;
at least one photovoltaic array formed in said cover component disposed in registration with an area of said exterior surface;
a first dielectric discharge barrier plasma actuator positioned in said cover component for providing a plasma jet over the exterior surface of said transport vehicle when actuated;
said photovoltaic array and said dielectric discharge barrier plasma actuator having terminals for being interconnected through an electrical system of said transport vehicle; and
a switching circuit and a sensor for actuating said dielectric discharge barrier plasma actuator in response to a preselected set of conditions.

US Pat. No. 10,337,538

SHOVEL

SUMITOMO HEAVY INDUSTRIES...

1. A shovel with a plurality of hydraulic pumps, the shovel comprising:a hydraulic swing motor;
a relief valve configured to release hydraulic oil when a pressure of hydraulic oil flowing out of the hydraulic swing motor becomes equal to or higher than a predetermined relief pressure;
a hydraulic motor configured to generate an engine-assist torque in response to hydraulic oil flowing out of a suction port side of the hydraulic swing motor during swing acceleration, or in response to hydraulic oil flowing out of a discharge port side of the hydraulic swing motor during swing deceleration;
an accumulator configured to accumulate the flowing out hydraulic oil;
an open/close valve, whose open area is adjustable, configured to switch open/close of transfer from one of the suction port and the discharge port to both the hydraulic motor and the accumulator; and
a control device configured to control the open/close valve, wherein
the control device adjusts an open area of the open/close valve to cause a pressure of the flowing out hydraulic oil to be a predetermined target pressure, and causes the flowing out hydraulic oil to flow into each of the hydraulic motor and the accumulator.

US Pat. No. 10,337,537

SYSTEM AND METHOD FOR DETERMINING A HEALTH STATUS OF A TANK

Caterpillar Inc., Deerfi...

1. A system for determining a health status of a tank, the system comprising:a hydraulic system including the tank and at least one hydraulic actuator, the hydraulic actuator coupled in fluid communication with a fluid within the tank;
one or more sensors coupled to the tank, the one or more sensors including a temperature sensor and a pressure sensor;
at least one sensor coupled to the at least one hydraulic actuator, the at least one sensor configured to sense an amount of the fluid within the at least one hydraulic actuator;
a breather valve coupled to the tank; and
a controller controllably connected to the at least one hydraulic actuator and connected in electronic communication with an operator console display unit, the one or more sensors coupled to the tank, and the at least one sensor coupled to the at least one hydraulic actuator, the controller configured to:
receive a signal indicative of a temperature of the fluid within the tank from the temperature sensor;
receive a signal indicative of a volume of the fluid within the tank from the at least one sensor coupled to the at least one hydraulic actuator;
determine an estimated pressure of the fluid within the tank based on the signal indicative of the temperature of the fluid within the tank received from the temperature sensor and the signal indicative of the volume of the fluid within the tank received from the at least one sensor coupled to the at least one hydraulic actuator and a breather performance curve associated with the breather valve;
receive a signal indicative of a pressure of the fluid within the tank from the pressure sensor;
compare the estimated pressure with the pressure of the fluid within the tank;
determine the health status of the tank based on the comparison; and
actuate one or more of the operator console display unit and the at least one hydraulic actuator based upon the determined health status of the tank.

US Pat. No. 10,337,536

METHODS AND APPARATUS FOR SHAPE CONTROL

Massachusetts Institute o...

1. Apparatus comprising:(a) an inflatable bladder;
(b) one or more pumps; and
(c) one or more valves;wherein(i) the inflatable bladder includes a wall and a cavity, and is configured to contain fluid in the cavity,
(ii) the wall comprises a set of three or more layers, including a first layer, a second layer and a third layer,
(iii) the first layer is stiffer than the second and third layers,
(iv) there is a first set of one or more holes in the first layer,
(v) the one or more pumps and the bladder are configured to control pressure of the fluid in the cavity, including to cause the pressure to increase and thereby to cause the bladder to undergo expansion,
(vi) the apparatus is configured in such a way that, while the bladder undergoes expansion
(A) an exterior surface of the wall changes shape to form a first protuberance, and
(B) the first protuberance in the exterior surface then changes shape by forming a first set of one or more additional protuberances, such that each additional protuberance, respectively, in the first set of additional protuberances forms where a hole in the first set of holes is located,
(vii) the second layer is stiffer than the third layer,
(viii) there is a second set of holes in the second layer, and
(ix) the apparatus is configured in such a way that, during the expansion of the bladder
(A) the first set of additional protuberances change shape by forming a second set of one or more additional protuberances, and
(B) each additional protuberance, respectively, in the second set of additional protuberances forms where a hole in the second set of holes is located.

US Pat. No. 10,337,535

HYDRAULIC SYSTEM

1. A hydraulic system comprising a pressure source, an output, and a pressure booster arranged between the pressure source and the output, wherein an inactivating valve is provided for inactivating or activating said pressure booster, wherein said inactivating valve is arranged in parallel to said pressure booster, said inactivating valve opening to connect a booster input and a booster output thereby inactivating said booster and closing to disconnect the booster input and the booster output when activating said booster, wherein when said booster is inactivated by said inactivating valve, the pressure at the output corresponds to a pressure supplied by the pressure source.

US Pat. No. 10,337,534

PRESSURE MEDIUM DEVICE COMPRISING FLUIDIC CONNECTIONS WHICH ARE VARIABLE ON THE BASIS OF MOLDED SEALS

KNORR-BREMSE Systeme fuer...

1. A pressure medium device of a vehicle, in which pressure medium device a pressure medium flows, having a multi-layer construction which has at least two layers which make contact with one another, wherein, of at least two flow openings of in each case one flow duct for the pressure medium, both flow openings open out in a first surface of a first layer of the layers which make contact with one another, or a first flow opening opens out in the first surface and a second flow opening opens out in a second surface, which is situated opposite the first surface, of a second layer, which adjoins the first layer, of the layers which make contact with one another, comprising:at least one groove-shaped receptacle, which projects from the first surface and/or from the second surface, for at least one separating part of a molded seal arranged between the two layers, wherein the groove-shaped receptacle is, as viewed in a plane parallel to the layers, arranged between a first chamber, into which the first flow opening opens out, and a second chamber, into which the second flow opening opens out, wherein the first chamber and the second chamber are delimited at least by the first surface and by the second surface, wherein
a) the groove-like receptacle has at least one aperture for a flow connection between the first chamber and the second chamber in a plane parallel to the layers,
b) a group of molded seals for installation between the two layers is provided, wherein a first molded seal from the group of molded seals has, at least in the region of the aperture, a separating part, which is received in the groove-shaped receptacle, for separating the first chamber from the second chamber, and a second molded seal from the group of molded seals is, at least in the region of the aperture, formed without such a separating part, and
c) a flow connection between the first chamber and the second chamber is produced, or is not produced, in a manner dependent on the molded seal respectively selected from the group of molded seals and installed between the two layers.

US Pat. No. 10,337,533

CONNECTING STRUCTURE OF ELECTROMAGNETIC VALVE AND HYDRAULIC PRESSURE CONTROL DEVICE

YAZAKI CORPORATION, Toky...

1. A connecting structure of an electromagnetic valve capable of adjusting a flow rate of a working fluid in a hydraulic pressure circuit to be accommodated into a columnar accommodation space of a hydraulic pressure circuit body including the hydraulic pressure circuit causing a working fluid of a control target to flow therethrough, and the accommodation space communicating the hydraulic pressure circuit with an outside, the connecting structure comprising:a first connecting structure body that prohibits a relative movement between the hydraulic pressure circuit body and the electromagnetic valve in an axis line direction of a center axis of the electromagnetic valve when a cylindrical or annular accommodation body of the electromagnetic valve is inserted in the axis line direction to be accommodated into the accommodation space of the hydraulic pressure circuit body and rotated about the center axis in a first direction relative to the hydraulic pressure circuit body;
a second connecting structure body that prohibits a relative movement between the hydraulic pressure circuit body and the electromagnetic valve in a plane orthogonal to the axis line direction when the accommodation body is accommodated in the accommodation space;
a third connecting structure body that prohibits a relative rotation in a second direction about the center axis between the hydraulic pressure circuit body and the electromagnetic valve when the accommodation body is accommodated in the accommodation space, and the second direction is opposite to the first direction; and
a connection body that is prohibited from moving relatively to the hydraulic pressure circuit body, wherein
the first connecting structure body includes a first target connection tool that is provided at one of the accommodation body and a wall portion constituting the accommodation space, and a first connection tool that is provided at the other thereof to lock the first target connection tool in the axis line direction when the accommodation body is accommodated in the accommodation space,
the second connecting structure body includes a second target connection tool that is provided at one of the accommodation body and the wall portion constituting the accommodation space, and a second connection tool that is provided at the other thereof and prohibits a relative movement of the second target connection tool in a plane orthogonal to the axis line direction when the accommodation body is accommodated in the accommodation space,
the third connecting structure body includes a third target connection tool that is provided at one of the connection body and the accommodation body, and a third connection tool that is provided at the other thereof and locks the third target connection tool when the accommodation body is accommodated in the accommodation space to prohibit the relative rotation in the second direction about the center axis of the electromagnetic valve with respect to the hydraulic pressure circuit body, and
the third connecting structure body is located within the connection body.

US Pat. No. 10,337,532

SPLIT SPOOL VALVE

Caterpillar Inc., Deerfi...

16. A hydraulic system, comprising:a source of pressurized fluid;
a tank;
a hydraulic actuator including a first chamber and a second chamber;
a first independent metering valve disposed between and fluidly connected to the source, the tank, and the first chamber of the hydraulic actuator;
a second independent metering valve disposed between and fluidly connected to the source, the tank, and the second chamber of the hydraulic actuator;
a selector valve disposed between and fluidly connected to the tank, the first independent metering valve, and the second independent metering valve;
a first pressure reducing valve (PRV);
a second PRV; and
a third PRV, each of the first PRV, the second PRV, and the third PRV disposed between and fluidly connected to a pilot source and the selector valve, wherein the first PRV, the second PRV, the third PRV, and the selector valve are configured to actuate the first independent metering valve and the second independent metering valve.

US Pat. No. 10,337,531

DIFFUSION PUMP TO SUPPLY HEAT FROM A CONDENSER TO A HEATING ELEMENT

1. A diffusion pump, comprisinga housing,
a boiling chamber connected to said housing,
a heating element arranged in said boiling chamber,
a nozzle arranged in said housing and connected to said boiling chamber,
a condenser arranged in said housing in an area of said nozzle, and
a cooling system configured for cooling said condenser and arranged in an area of said condenser,
wherein
said cooling system of said condenser is connected to said heating element via a heat pump such that heat from said condenser is supplied to said heating element.

US Pat. No. 10,337,530

PRESS ON HEAT/SPLASH AND ENGINE COOLING FAN ASSEMBLY HAVING SAME

Robert Bosch GmbH, Stutt...

1. A fan shroud assembly comprising:a fan shroud having a boss formed thereon; and
a shield having an aperture and at least one slot communicating with the aperture to allow deflection of the shield in a region adjacent the aperture, the aperture being smaller than the boss such that the aperture receives the boss with an interference fit, causing deflection of the shield, to secure the shield on the fan shroud.

US Pat. No. 10,337,529

TURBOCHARGER COMPRESSOR NOISE REDUCTION SYSTEM AND METHOD

Ford Global Technologies,...

1. A compressor, comprising:a casing;
a flow passage formed by an interior surface of the casing;
a compressor wheel located in the casing downstream of the flow passage and having at least one main blade;
a resonance chamber formed within the casing, surrounding the flow passage, and fluidly coupled to the flow passage via a recirculation passage and a bleed passage; and
an aperture formed between the resonance chamber and the flow passage, and coupled to the flow passage between the recirculation passage and the bleed passage.

US Pat. No. 10,337,528

DETACHABLE FAN SYSTEMS

1. A modular fan system, comprisingan air displacing device configured to displace air from a first location to a second location, the air displacing device comprising:
a internal power source; and
a first locking component;
a first docking station configured to stand on a surface of a floor, wherein the first docking station comprises:
an electrical connector to connect to an external power source;
a port configured to transfer power from the external power source to the internal power source of the air displacing device; and
a second locking component configured to removably attach to the first locking component of the air displacing component, wherein the first docking station is configured to hold the air displacing device in first vertical position with a top of the air displacing device pointing upward; and
a second docking station configured to attach to a ceiling or wall, the third docking station comprising a third locking component configured to removably attach to the first locking component, wherein the second docking station is configured to hold the air displacing device in second vertical position with the top of the air displacing device pointing downward.

US Pat. No. 10,337,527

TURBOMACHINE BLADE, COMPRISING INTERSECTING PARTITIONS FOR CIRCULATION OF AIR IN THE DIRECTION OF THE TRAILING EDGE

SAFRAN AIRCRAFT ENGINES, ...

1. A turbomachine blade, comprising:a vane comprising a leading edge and a trailing edge, the vane comprising a pressure face and a suction face spaced apart from each other and connecting the leading edge to the trailing edge; and
at least one internal cavity between the pressure face and the suction face, wherein air is intended to flow,
wherein the vane comprises intersecting transverse partition walls, each wall comprising a plate disposed in an internal intersection space located downstream of the cavity and arranged between the pressure face and the suction face, wherein each plate is parallel to a longitudinal direction of the vane so that air can flow from the cavity in the direction of the trailing edge between the intersecting partitions.

US Pat. No. 10,337,526

BLOWER

CHERVON (HK) LIMITED, Wa...

1. A blower, comprising:a fan for generating an air flow;
a motor for driving the fan to rotate about a central axis;
a battery pack for supplying power to the motor;
an air duct portion comprising an air duct extending along the central axis;
a coupling portion for coupling with the battery pack;
a connection portion for connecting the air duct portion with the coupling portion, the connecting portion comprising a cantilever, a base, a first arm on a first side between the cantilever and the base, and a second arm on a second side between the cantilever and the base, wherein the cantilever, base, first arm, and second arm are circumferentially spaced around the central axis,
wherein the fan is received in the air duct, the air duct comprises an air duct inlet and an air duct outlet which are respectively located at opposite ends of the air duct, the air duct inlet is located between the air duct outlet and the coupling portion, the connection portion defines an air intake space located between the air duct inlet and the coupling portion, and the air intake space is opened along a radial direction of the central axis with no physical structure between the cantilever and the first and second arms, or the base and the first and second arms; and
a cover covering the air duct inlet and having a plurality of holes located between the air intake space and the air duct inlet.

US Pat. No. 10,337,525

VEHICLE COOLING FAN WITH AERODYNAMIC STATOR STRUTS

MAGNA ELECTRONICS INC., ...

1. An axial cooling fan for a vehicle, said axial cooling fan comprising:an electrically powered motor operable to rotate fan blades to move air to cool a component of the vehicle;
a stator at said motor having a plurality of struts that fixedly support said motor at the vehicle;
wherein said struts of said stator comprise leading edge surfaces that generally face air that is flowing towards said struts and past said stator;
wherein said leading edge surfaces of said struts comprise an aerodynamic design or pattern or structure established thereat;
wherein said aerodynamic design or pattern or structure established at said leading edge surfaces of said struts comprises a toothed leading edge of said struts;
wherein said struts comprise a trailing edge and sides extending between said leading edge surfaces and said trailing edges, and wherein said struts comprise grooves along at least one of said sides of said struts along which the air flows as it passes said struts; and
wherein said grooves comprise at least one of (i) a pattern across the longitudinal and lateral extension of said strut, (ii) a zigzag shape, (iii) an s-shape, (iv) a c-shape and (v) a y-shape.

US Pat. No. 10,337,524

GROUP OF BLADE ROWS

1. A blade row group arrangeable in a main flow path of a fluid-flow machine, comprising:a number N of adjacent member blade rows arranged relative to one another in both a meridional direction (m) and a circumferential direction (u), with the number N of the adjacent member blade rows being greater than or equal to 2 and (i) designating a running index with values between 1 and N, with a front member blade row with front blades (i) having a leading edge VK(i) and a trailing edge HK(i) as well as a rear member blade row with rear blades (i+1) having a leading edge VK(i+1) and a trailing edge HK(i+1) being provided,
where the blade row group has two main flow path boundaries (HB),
where the leading edge VK(i+1) of at least one blade (i+1) of the rear member blade row is provided in a vicinity of a blade (i) of the front member blade row,
where leading edges VK(i) and VK(i+1) and trailing edges HK(i) and HK(i+1) of the member blade rows of the blade row group are viewed between one of the two main flow path boundaries (HB) and a mean meridional flow line (SLM) in the main flow path center,
wherein, a plane is taken at a meridional flow line section established by the meridional direction (m) and by the circumferential coordinate (u), and when viewing the blade row group in the plane, a chord Se(i) of the front blade is defined as a tangent lying on a profile of the front blade (i) on a pressure side and a chord Se(i+1) of the rear blade is defined as a tangent lying on a profile of the rear blade (i+1) on a pressure side,
where a stagger angle of the front blade lambda(i) and a stagger angle of the rear blade lambda(i+1) are defined as angles of inclination of the respective chord relative to the meridional direction (m),
where a mean stagger angle lambdam is defined as a mean value of the stagger angles lambda(i) and lambda(i+1), in accordance with lambdam=(lambda(i)+lambda(i+1))/2,
where an auxiliary coordinate system having a first, a second and a third coordinate direction (s, q, or) is provided, with the first coordinate direction (s) facing downstream at the angle lambdam relative to the meridional direction (m), the second coordinate direction (q), perpendicular to the first coordinate direction (s), facing away from the pressure side of the front blade (i), and the third coordinate direction (or) being perpendicular to the first coordinate direction (s) and to the second coordinate direction (q),
where a degree of bulge WG of the leading edges VK(i) and VK(i+1) and the trailing edges HK(i) and HK(i+1) is defined as a greatest ascertainable distance (d) between a respective blade edge and a straight connection of blade edge points on the mean meridional flow line (SLM) and one of the two main flow path boundaries (HB) relative to a width (dor) measured perpendicular to the first coordinate direction (s) at the blade edge between the mean meridional flow line (SLM) and the one of the two main flow path boundaries (HB),
where the four blade edges VK(i), HK(i), VK(i+1) and HK(i+1) are each associated with one edge type of a plurality of edge types that are defined by a curvature of an edge contour, a number of curvature changes, and the degree of bulge,
where a qualitative equality is defined as at least two blade edges of the four blade edges VK(i), HK(i), VK(i+1), HK(i+1) being of a same edge type or after mirror inversion of one of the blade edges are of the same edge type, and
where the qualitative equality exists in an area between the mean meridional flow line (SLM) and one of the two main flow path boundaries (HB) in a view perpendicular to the first and third coordinate directions (s, or) for the at least two blade edges of the four blade edges VK(i), HK(i), VK(i+1), HK(i+1);
wherein the plurality of edge types is selected from a group of edge types consisting of:
edge type A: a substantially linear course with a very small degree of bulge of WG<0.003 is provided,
edge type B: a slightly curved course with a small degree of bulge of 0.003 edge type C: an at least partially curved course is provided, without curvature change and with a degree of bulge of WG>0.01 as well as with a section having a concave curvature in the upstream direction,
edge type D: an at least partially curved course is provided, without curvature change and with a degree of bulge of WG>0.01 as well as with a section having a convex curvature in an upstream direction,
edge type E: an at least partially curved course is provided, with a curvature change and with a degree of bulge of WG>0.01 as well as with a section having a concave curvature in the upstream direction between the curvature change point and the one of the two main flow path boundaries (HB),
edge type F: an at least partially curved course is provided, with a curvature change and with a degree of bulge of WG>0.01 as well as with a section having a convex curvature in the upstream direction between the curvature change point and the one of the two main flow path boundaries (HB),
edge type G: an at least partially curved course is provided, with two curvature changes and with a degree of bulge of WG>0.01 as well as with a section having a concave curvature in the upstream direction between the two curvature change points, and
edge type H: an at least partially curved course is provided, with two curvature changes and with a degree of bulge of WG>0.01 as well as with a section having a convex curvature in the upstream direction between the two curvature change points;
wherein the qualitative equality of the at least two blade edges of the four blade edges VK(i), HK(i), VK(i+1) and HK(i+1) is provided at blade edges having the edge type chosen from the group consisting of edge type C, edge type D, edge type E, edge type F, edge type G and edge type H.

US Pat. No. 10,337,523

AIR BLOWER

1. An air blower, comprising an outer housing and an inner shell body disposed inside said outer housing;wherein, said outer housing is formed with at least one first suction inlet and at least one second suction inlet used for sucking external air into an interior of said outer housing, a first high-pressure generation part is formed between said outer housing and said inner shell body, said first high-pressure generation part has a first fan capable of enabling said air to be formed as a first high-speed airflow, and an electric machine used for driving said first fan for operation, said first fan is connected to one end of an output shaft of said electric machine; an annular first discharge outlet allowing said first high-speed airflow to be discharged is formed between said outer housing and said inner shell body, and a first airflow passage is defined by said at least one first suction inlet, said first high-pressure generation part and said annular first discharge outlet; and
said inner shell body includes a second high-pressure generation part communicated with said at least one second suction inlet, said second high-pressure generation part has a second fan capable of enabling said air to be formed as a second high-speed airflow, and said second fan is connected to another end of said output shaft of said electric machine; a front end of said inner shell body is formed with an annular second discharge outlet allowing said second high-speed airflow to be discharged, and a second airflow passage spaced from said first airflow passage is defined by said at least one second suction inlet, said second high-pressure generation part and said second discharge outlet;
wherein said at least one first suction inlet and said at least one second suction inlet are located on a first end portion of said air blower, and said annular first discharge outlet and said annular second discharge outlet are located on a second end portion of said air blower, said first end portion and said second end portion are located on opposing ends of said air blower;
wherein said first airflow passage is located between said outer housing and said inner shell body, and said second airflow passage is located within said inner shell body;
wherein said first airflow passage and said second airflow passage extend from said first end portion of said air blower to said second end portion thereof.

US Pat. No. 10,337,522

CENTRIFUGAL COMPRESSOR

11. A centrifugal compressor comprising:a housing including, an intake port having an opening in a direction of a rotation shaft of the centrifugal compressor and an intake channel connecting to the intake port;
an impeller wheel disposed inside the housing so as to be rotatable about the rotation shaft and configured to compress intake air flowing in via the intake port;
a parallel flow generating unit disposed between the intake port and the impeller wheel and configured to rectify the intake air flowing in via the intake port to be parallel to the direction of the rotation shaft; and
a recirculation channel through which an outer circumferential section of the impeller wheel communicates with a recirculation port disposed on the intake channel at an upstream side of the impeller wheel,
wherein the parallel flow generating unit includes
a parallel flow generating part including a plurality of guide vanes arranged in a circumferential direction along an inner circumferential wall of the housing, the parallel flow generating part being configured to rectify the intake air flowing in via the intake port to be parallel to the direction of the rotation shaft by the guide vanes, and
a central intake-air flowing section which is a space surrounded by the parallel flow generating part and which has an opening in the direction of the rotation shaft so that the intake air flowing in via the intake port flows through the opening,
wherein an intake-air outflow direction from the recirculation port is oriented in a direction toward the parallel flow generating part as seen from a direction orthogonal to the direction of the rotation shaft,
wherein the central intake-air flowing section includes an annular guide portion connecting inner circumferential edges of the guide vanes in the circumferential direction,
wherein the parallel flow generating unit includes an annular casing including the recirculation port and constituting a part of the recirculation channel, the annular guide portion, the guide vanes, and a connecting portion coupled to an upstream side of the recirculation port at one end and coupled to an upstream rim of the annular guide portion at another end, and
wherein the annular casing, the annular guide portion, the guide vanes, and the connecting portion are formed integrally to a single piece.

US Pat. No. 10,337,521

FAN BLADE WITH INTEGRATED COMPOSITE FAN BLADE COVER

UNITED TECHNOLOGIES CORPO...

1. A fan blade comprising:a body including a pressure side and a suction side, the pressure and suction sides being disposed between and connected to a leading edge and a trailing edge, the pressure side and suction side also being disposed between and connected to a base and a tip;
the suction side including a plurality of cavities that extend through the suction side and towards the pressure side, the plurality of cavities being surrounded by a slot that extends outwardly away from the plurality of cavities and into the body;
a cover that overlays the plurality of cavities and that includes a peripheral edge that is received in the slot and that is at least partially covered by the lip, wherein the body further includes a lip that extends inwardly towards the plurality of cavities and that at least partially defines the slot, wherein the slot includes an inner wall disposed opposite the slot from the lip and the peripheral edge of the cover that is received in the slot is at least partially covered by the lip, and wherein the plurality of cavities are separated by a wall that terminates at an outer edge, the outer edge of the wall being coplanar with the inner wall of the slot.

US Pat. No. 10,337,520

FLUID ENERGY MACHINE HAVING A TANDEM DRY GAS SEAL

Siemens Aktiengesellschaf...

1. A fluid energy machine, comprising:a rotor extending along an axis,
a casing, wherein the casing separates an interior from an exterior,
at least one shaft seal for sealing a gap between the rotor and the casing,
wherein the shaft seal is designed as a tandem dry gas seal,
wherein the tandem dry gas seal comprises an inner seal and an outer seal,
wherein the outer seal has a first sealing gas feed, which opens into the gap axially between the outer seal and the inner seal,
wherein the shaft seal has a primary discharge between the inner seal and the outer seal, which discharges a primary discharge fluid from the gap,
wherein the first sealing gas feed has a first control member for controlling the flow rate of the sealing gas out of a sealing gas system,
wherein the primary discharge has a second control member for controlling the flow rate of a primary discharge fluid,
wherein the first control member and the second control member are matched to one another in such a way that a first pressure is adjusted to a first setpoint pressure by a procedure in which,
in a first step, the open position of the second control member is first of all controlled to adjust the first pressure and the first control member is closed, and,
in a second step, if the first pressure remains lower than the first setpoint pressure with the second control member closed, the first control member is opened while the second control member is closed, and the open position of the first control member is controlled to adjust the first pressure until the first pressure has been adjusted to the first setpoint pressure, and,
in a third step, if the first pressure remains higher than the first setpoint pressure with the first control member closed, the first step is initiated again.

US Pat. No. 10,337,519

METHOD, COMPRESSOR AND TURBOMACHINE

MTU Aero Engines AG, Mun...

1. A method for operating a compressor of a turbomachine, the method comprising:slowly dropping a degree of reaction; and, with respect to a main flow direction,
quickly raising in a compressor area the degree of reaction; and
slowly reducing the raised degree of reaction again.

US Pat. No. 10,337,518

VARIABLE TURBINE GEOMETRY TURBOCHARGER VANE PACK RETAINER

BorgWarner Inc., Auburn ...

1. A variable turbine geometry turbocharger comprising:a bearing housing including an axially extending bore;
a rotating assembly including a shaft rotatably supported in the bore, a compressor wheel secured to one end of the shaft and a turbine wheel secured to another end of the shaft;
a turbine housing including an exhaust gas inlet, an exhaust gas outlet, a volute disposed in a fluid path between the exhaust gas inlet and the exhaust gas outlet, the turbine wheel disposed in the turbine housing between the volute and the exhaust gas outlet;
a vane pack disposed in the fluid path between the volute and the turbine wheel, the vane pack comprising vanes rotatably supported between a pair of vane rings and configured to adjustably control the flow of exhaust gas to the turbine wheel;
a retainer comprising a base portion and a plate portion extending radially from a first end of the base portion; and
wherein the base portion is secured to a surface of the bearing housing defining the axially extending bore to secure the vane pack to the bearing housing so that the vane pack is mechanically decoupled from the turbine housing.

US Pat. No. 10,337,512

GEAR PUMP WITH DUAL PRESSURE RELIEF

Carrier Corporation, Pal...

15. A method for using the pump of claim 1, the method comprising:rotating the rotor, the rotating causing a pressure increase in the interior volume; and
the pressure increase acting to shift the pressure relief element against said spring bias from the first condition to the second condition, the shift facilitating a pressure relief flow from the interior through the pressure relief port.

US Pat. No. 10,337,511

HYDRAULIC CONVEYING DEVICE AND HYDRAULIC SYSTEM

Mahle International GmbH,...

1. A hydraulic conveying device for an internal combustion engine, comprising:a pendulum slide cell pump including an inner rotor drivingly connected to an outer rotor via a plurality of pendulum slides, the pendulum slide cell pump having an intake side and a pressure side,
a hydraulic actuation device for changing an eccentricity between the inner rotor and the outer rotor the actuation device including an actuation member for adjusting the eccentricity,
a hydraulic reservoir downstream of a hydraulic medium filter,
the actuation member being prestressed via a spring device to define a maximum eccentricity,
the actuation device further including a first pressure-setting chamber and a second pressure-setting chamber for adjusting the actuation member,
wherein at least one of the first pressure-setting chamber and the second pressure-setting chamber is hydraulically connected via a control valve to the pressure side of the pendulum slide cell pump, the at least one of the first pressure-setting chamber and the second pressure-setting chamber hydraulically counteracting the spring device,
wherein the pressure side of the pendulum slide cell pump is connected downstream to the hydraulic medium filter via a first hydraulic line and the hydraulic medium filter is located between the pressure side of the pendulum slide cell pump and the hydraulic reservoir, and
the control valve is pressure-connected to the first hydraulic line upstream of the hydraulic medium filter.

US Pat. No. 10,337,507

BYPASS UNLOADER VALVE FOR COMPRESSOR CAPACITY CONTROL

CARRIER CORPORATION, Far...

1. A reciprocating compressor having a cylinder, the reciprocating compressor comprising:a cylinder block defining the cylinder;
a cylinder head secured to the cylinder block overlying the cylinder, the cylinder head comprising a suction plenum and a discharge plenum in selective fluid communication with the cylinder; and
a bypass unloader valve assembly in operable communication with the cylinder head and responsive to control signals to rapid cycle to allow for fluid communication of a refrigerant between the discharge plenum and the suction plenum;
wherein the bypass unloader valve assembly is operable to unload the cylinder associated with the corresponding bypass unloader valve assembly;
wherein a period of the rapid cycle of the bypass unloader valve assembly is between 1 cycle/second and 1 cycle/180 seconds;
wherein the bypass unloader valve assembly has a solenoid, the control signals operating the solenoid in a pulse width modulation mode to provide for the rapid cycle;
wherein the rapid cycle is between an unloaded position in which the discharge plenum is in fluid communication with the suction plenum and a loaded position in which the bypass unloader valve assembly is disposed to substantially restrict fluid communication between the discharge plenum and the suction plenum;
wherein the rapid cycle provides the reciprocating compressor with a continuously variable capacity between the capacity achieved when the bypass unloader valve assembly is in the unloaded position and the capacity achieved by the reciprocating compressor when the bypass unloader valve assembly is in the loaded position.

US Pat. No. 10,337,506

METHOD AND APPARATUS FOR METERING AND VAPORIZING FLUIDS

FUNAI ELECTRIC CO., LTD, ...

1. A micro-fluidic device comprising a semiconductor silicon substrate attached to a fluid supply source and a PCB board, the semiconductor silicon substrate comprising two or more bubble pumps for flowing a predetermined amount of fluid from the fluid supply source to fluid contact with at least one vaporization heater electrically connected to the PCB board for vaporizing the fluid in contact with and pumped to the vaporization heater by the two or more bubble pumps, the vaporization heater being made of a thin film resistor material and being separate from the two or more bubble pumps on the semiconductor silicon substrate, a fluid supply inlet from the fluid supply source in fluid flow communication with each of the two or more bubble pumps, and a vapor outlet adjacent to ends of the two or more bubble pumps in vapor flow communication with the at least one vaporization heater to provide a metered quantity of vaporized fluid rather than liquid through the vapor outlet, wherein the two or more bubble pumps each have a fluid flow path selected from a linear path, a spiral path, a circuitous path, and a combination thereof from the fluid supply inlet to the at least one vaporization heater, and wherein the two or more bubble pumps comprise a plurality of resistor heaters that are electrically connected to the PCB board and are operative by voltage pulses to heat less than 0.5 ?m thick layer of fluid on top of the resistor heaters to a supercritical temperature without vaporizing a bulk volume of fluid in the two or more bubble pumps.

US Pat. No. 10,337,505

THERMAL ACTUATOR

Rostra Vernatherm, LLC, ...

1. A thermal actuator comprising:a cup defining a cavity and having a closed end and an open end surrounded by an axially projecting wall that terminates in an annular lip, said cup including a first radially inward projecting annular shoulder axially spaced from said open end;
a guide defining a stepped bore having a first inside diameter at an outer guide end facing away from said cup and a second inside diameter at an inner guide end facing said cup, a junction of said first and second inside diameters defining a second radially inward projecting annular shoulder, said guide having an outside surface configured to be received within said wall, said inner guide end extending to a base;
a piston received in said stepped bore, said piston having an outside diameter within 0.001 inch of said first inside diameter, said piston extending axially through said guide from a first end projecting axially away from said cup to a second end projecting into said cup;
thermally expandable material in said cavity and in contact with a piston seal radially compressed between said piston outside diameter and said second inside diameter;
a first annular wiper between said piston seal and said second radially inward projecting annular shoulder;
an annular washer between the inner guide end and said first radially inward projecting annular shoulder, said annular washer abutting said base of said inner guide end and extending radially outwardly beyond said base of said inner guide end; and
a second annular wiper between said piston seal and said annular washer,
wherein said annular lip is formed over a peripheral edge of said outer guide end, with said washer trapped between said inner guide end and said first radially inward projecting annular shoulder, said first annular wiper, piston seal and second annular wiper axially contained between said second radially inward projecting annular shoulder and an annular portion of said washer radially inward of said first radially inward projecting annular shoulder.

US Pat. No. 10,337,504

SOLAR CHIMNEY FOR POWER PRODUCTION USING FRESNEL LENS

King Fahd University of P...

1. A solar chimney, comprising:a vertical chimney allowing for heated air to move upward;
a generally horizontal heat absorbing surface located below the chimney;
a transparent cover located above the heat absorbing surface and forming an air pathway with the heat absorbing surface, the pathway extending between an air inlet located at a periphery of the cover and an entrance to the chimney;
one or more integrated turbine-generators located at the entrance to the chimney for generating electrical power;
a first Fresnel lens, located adjacent to the one or more integrated turbine-generators just before the entrance to the chimney, concentrating solar radiation to the heat absorbing surface to heat air at or just before the entrance to the chimney as the air flows from the air inlet, through the air pathway, and rises upward to actuate the one or more integrated turbine-generators;
one or more heat exchangers including a plurality of pipes in walls of the chimney to transfer heat from the heated air as the heated air is rising through the chimney to a heat transfer medium circulating in the pipes; and
an arrangement of directing vanes positioned in front of and upstream of at least one turbine of the one or more integrated turbine-generators to direct the air flow towards blades of the at least one turbine,
wherein the directing vanes each have a length and a width, wherein the length is in a range of 5 to 10 times the width.

US Pat. No. 10,337,503

SYSTEM AND METHOD FOR REMOVING OR INSTALLING A MAIN SHAFT OF A WIND TURBINE WITH RIGGING

General Electric Company,...

1. A method for removing an installed main shaft and attached main bearing assembly of a wind turbine from a bedplate in the field, wherein a rotor has been removed from an upwind end of the main shaft, a downwind end of the main shaft has been disconnected from a gearbox, and the gearbox has been removed from the bedplate, the method comprising:connecting a rigging system to the upwind end of the main shaft, the rigging system suspended from a crane;
pushing the downwind end of the main shaft partway through the bedplate, wherein the main shaft at the downwind end is supported by a bearing unit fixed in the bedplate and the main shaft at the upwind end is supported by the rigging system;
pushing the main shaft through the bedplate until a location on the main shaft corresponding to a center of gravity of the main shaft and main bearing assembly are free of an upwind end of the bedplate;
attaching a leveling leg of the rigging system to the main shaft at a location such that the center of gravity is located between the leveling leg and the rigging at the upwind end of the main shaft;
with the crane, supporting the main shaft to unload the bearing unit and slide the main shaft until the downwind end is free of the bearing unit;
with the crane fully supporting the main shaft, horizontally sliding the main shaft out from the bedplate.

US Pat. No. 10,337,502

EARLY DETECTION OF WIND TURBINE DEGRADATION USING ACOUSTICAL MONITORING

Inventus Holdings, LLC, ...

1. A method comprising:measuring sound levels of a plurality of wind turbines;
checking the sound levels of each of the plurality of wind turbines against sound levels of others of the plurality of wind turbines;
detecting that one of the plurality of wind turbines is an anomalous wind turbine based upon the checking; and
generating a corrective action alarm signal identifying the anomalous wind turbine based upon the detecting.

US Pat. No. 10,337,500

RELEASE MECHANISM

HAMILTON SUNDSTRAND CORPO...

1. A release mechanism comprising:a locking body mounted for reciprocating movement in a first axial direction between a locked position and a released position;
a force transmitting element coupled to the locking body for transmitting a force (F) to said locking body for moving the locking body from the locked position to the released position; and
a biasing element acting on the locking body in a direction for moving the locking body from the released position towards the locked position;
said locking body comprising a slot comprising a first slot portion extending in said first direction, and a second slot portion extending transversely from one side of said first slot portion at an end thereof; and
said slot slidably receiving an actuating element therein, said actuating element being:
movable in a second direction transverse to said first axial direction,
received in said second slot portion when the locking body is in the locked position, and
received in said first slot portion when the locking body is in the released position.

US Pat. No. 10,337,499

SELF-INSTALLING COLUMN STABILIZED OFFSHORE WIND TURBINE SYSTEM AND METHOD OF INSTALLATION

1. A self-installing offshore floating wind turbine system, comprising:a column stabilized semi-submersible platform having at least one vertically oriented buoyant ballastable column with one or more buoyant tanks or interior chambers enclosed by bulkheads including ballast control means for selectively adjusting the buoyancy thereof;
a telescoping stiffened damper plate having horizontal water entrapment surfaces movably connected with said vertically oriented column by an elongate spindle slidably and telescopically mounted within said vertical column for extensible and retractable movement relative to a lower end thereof;
a tilt and telescoping tower assembly including a first tower support frame mounted at a top end of said vertically oriented column, a lower tower section of said tower assembly hingedly connected at a lower end to said first tower support frame by laterally spaced pivot connections, a hydraulic cylinder on laterally opposed sides of said first tower support frame pinned at opposed ends between said first tower support frame and said lower tower section to pivot said tower assembly between a generally horizontal stored or transport position supported on said first tower support frame and a generally vertical operating position approximately 90° relative thereto, a second tower support frame mounted at a top end of said vertically oriented column spaced a distance from said first tower support frame for receiving and releasably engaging and supporting a bottom end of said lower section of said tower assembly when said tower assembly is pivoted to the generally vertical operating position;
an upper tower section movably mounted in said lower tower section to telescope and reciprocate relative thereto between a retracted position and an axially extended position relative thereto, and extension and retraction means operably connected between said lower tower section and said upper tower section for moving said upper section between the retracted and extended positions; and
a wind turbine coupled to a top portion of said tower upper section, and a plurality of blades coupled to said wind turbine, said wind turbine having a generally horizontal axis of rotation about which said blades rotate; wherein
the relative position and weight of said stiffened damper plate is selectively adjustable to raise or lower the center of gravity of the entire mass of said semi-submersible platform including said wind turbine and said tilt and telescoping tower assembly with respect to the center of buoyancy of said platform according to ballast and variable or fixed loads including loads imposed by said wind turbine and said tilt and telescoping tower assembly in the horizontal and the generally vertical operating positions; and
each said stiffened damper plate, in an extended position, providing water entrapment surfaces to increase hydrodynamic mass and flow damping to reduce heave, pitch and roll motions of said semi-submersible platform in an operational mode.

US Pat. No. 10,337,498

METHOD AND DEVICE FOR DETECTING EQUIVALENT LOAD OF WIND TURBINE

1. A method for detecting an equivalent load of a wind turbine, comprising:detecting environment data of each wind turbine of a plurality of wind turbines in a wind farm in each detection period;
detecting a load of a calibration wind turbine in the plurality of wind turbines and calculating an equivalent load of the calibration wind turbine based on the detected load in the each detection period; and
determining an equivalent load of the each wind turbine based on the detected environment data of the each wind turbine with a load estimation model in the each detection period,
wherein the load estimation model represents a relation between the environment data and the equivalent load of the each wind turbine, and before the load estimation model is applied in the each detection period, a parameter of the load estimation model is calibrated based on the calculated equivalent load of the calibration wind turbine in a current detection period and the equivalent load of the calibration wind turbine determined with the load estimation model in a previous detection period.

US Pat. No. 10,337,497

CONTROL OF A WIND TURBINE BASED ON OPERATIONAL TRAJECTORY VALIDATION

1. A control system for a wind turbine, comprising:a main controller arranged for calculating one or more predicted operational trajectories and a plurality of predicted safe-mode control trajectories, the one or more predicted operational trajectories include a predicted control trajectory where a trajectory comprises a time series of at least one variable and the plurality of predicted safe-mode control trajectories comprises at least one reduced operational mode trajectory and at least one shut-down mode trajectory; and
a safety controller arranged for:
receiving the one or more predicted operational trajectories,
evaluating, during operation of the wind turbine and in accordance with at least one validation routine, the one or more predicted operational trajectories to determine whether or not the predicted control trajectory is valid or invalid for a future time slot,
evaluating, during the operation of the wind turbine and in accordance with the at least one validation routine, the predicted safe-mode control trajectories to determine whether or not the at least one reduced operational mode trajectory and at least one shut-down mode trajectory are valid or invalid for the future time slot,
wherein the at least one validation routine is configured to select a selected predicted safe-mode control trajectory from the at least one reduced operational mode trajectory and the at least one shut-down mode trajectory, and
wherein the control system controls the wind turbine with the predicted control trajectory if the predicted control trajectory is valid, and controls the wind turbine with the selected predicted safe-mode control trajectory if the predicted control trajectory is invalid.

US Pat. No. 10,337,496

SYSTEM AND METHOD FOR CONTROLLING A WIND TURBINE DURING ADVERSE WIND CONDITIONS

General Electric Company,...

1. A method for controlling a wind turbine during adverse wind conditions, the method comprising:monitoring one or more wind conditions at the wind turbine;
detecting one or more adverse wind conditions at the wind turbine;
counting a number of detected adverse wind conditions occurring during a predetermined time period;
reducing a power output of the wind turbine by a percent reduction based on the number and a type of the detected adverse wind conditions occurring during the predetermined time period.

US Pat. No. 10,337,495

SYSTEM AND METHOD FOR REDUCING VORTEX-INDUCED TOWER VIBRATIONS OF A WIND TURBINE

General Electric Company,...

1. A method for reducing vortex-induced vibrations of a tower of a wind turbine, the wind turbine having a nacelle mounted atop the tower, the nacelle having a rotor with a rotatable hub having at least one rotor blade mounted thereto, the rotor blade having a first pitch position, the method comprising:measuring, via one or more sensors, an acceleration of the nacelle;
determining a rotor speed of the rotor;
determining a second pitch position for the rotor blade based on the acceleration of the nacelle and the rotor speed; and,
pitching the rotor blade to the second pitch position if the rotor speed is below a speed threshold and the acceleration of the nacelle is above an acceleration threshold, wherein the second pitch position disturbs vortices caused by interactions between the tower and the rotor blade as the rotor blade passes in front of the tower so as to reduce vortex-induced vibrations of the tower.

US Pat. No. 10,337,494

WIND GENERATOR WITH LIGHTWEIGHT ADJUSTABLE BLADES

1. 1. A wind generator system, comprising:a. a wind generator configured to produce electricity when rotated;
b. a hub assembly coupled to said wind generator;
c. a plurality of lightweight hybrid blades evenly spaced apart and attached to said hub assembly, each said blade includes an internal frame covered by an outer skin layer, said internal frame and said outer skin layer being configured so said blade has an airfoil profile with curved leading edge and a thin trailing edge, said outer skin also configured to act as a sail to capture wind when placed perpendicular into the wind, said internal frame includes a mast, an outer transversely aligned end plate attached at one end of said mast and an inner transversely aligned base plate attached to an end of said mast opposite said end plate, said internal frame also includes a plurality transversely aligned ribs that support said outer skin layer;
d. a first linear actuator coupled to said mast configured to fold and unfold said outer skin layer over said internal frame; and,
e. a sensor configured to monitor the wind speed or the electrical output from said generator, said sensor coupled to said linear actuator to fold or unfold said outer skin layer to change the surface areas of said blade according to the wind speed, the RPM of said generator or the electrical output detected.

US Pat. No. 10,337,493

METHOD OF ADAPTIVELY ADJUSTING LIFT AND DRAG ON AN AIRFOIL-SHAPED SAIL, SAIL, AND WIND TURBINE

DONGGUAN UNIVERSITY OF TE...

7. An airfoil-shaped sail comprising an airfoil-shaped sail body of an airfoil shape, the sail body being provided with an upper cambered surface and a lower cambered surface, wherein one or more unidirectional air jet channels each having a Y-shaped cross section are horizontally arranged inside the airfoil-shaped sail body for improving the dynamic characteristics of the airfoil-shaped sail; each Y-shaped air jet channel comprises an air inlet defined at a leading edge of the sail body, and two air outlets defined in the upper cambered surface of the sail body; a flow regulating gate responsive to wind direction and speed and capable of automatically opening and closing a cross section of the Y-shaped air jet channel is further arranged in the Y-shaped air jet channel; wherein in response to an oncoming flow with a varying direction and speed, the flow regulating gate automatically adjusts an opening extent of the gate and of the cross section, to regulate the airflow within the air jet channel and accordingly change an angle of attack to improve the airfoil-shaped sail's dynamic characteristics, thereby automatically adjusting the lift and drag on the airfoil-shaped sail as the wind speed changes, to obtain a maximum lift-to-drag ratio and an optimal resultant force facilitating airfoil-shaped sail's circular motion.

US Pat. No. 10,337,492

WIND POWER GENERATION SYSTEM

1. A wind power generation system comprising:a generator including a rotor;
a shaft connected to the rotor;
at least one leaf group including:
a movable barrel movably sleeved on the shaft;
at least one first blade connected to the movable barrel; and
at least one propeller blade connected to the movable barrel and above the first blade; and
at least one wind-guiding structure including:
a plurality of pressurized channels, the pressurized channel including an entrance or an outlet, a volume of the pressurized channel from the entrance to the outlet gradually reduced;
a first vortex chamber interconnected with the pressurized channel via the outlet;
a decompression chamber surrounded by an annular board, the decompression chamber being above and interconnected with the first vortex chamber;
wherein when the first blade is at rest, the first blade is in the first vortex chamber; wherein the shaft includes a lifting groove, and the leaf group includes a guide rod which passes through the movable barrel and is embedded in the lifting groove.

US Pat. No. 10,337,491

WIND TURBINE AND A LIGHTNING PROTECTION UNIT FOR A WIND TURBINE

Wobben Properties GmbH, ...

1. A wind turbine, comprising:a nacelle having a rotor and a non-rotating part;
a plurality of rotor blades coupled to the rotor, each of the plurality of rotor blades having a rotor blade root, at least one metallic conductor for conducting a lightning strike, and a conducting ring at the rotor blade root; and
at least one lightning protection unit having a springing plate and a rocker unit, wherein the rocker unit is fastened to the non-rotating part of the nacelle by the springing plate, wherein the at least one lightning protection unit lies on the conductive rings of the rotor blades in order to divert lightning that strikes the rotor blades, respectively, the at least one lightning protection unit having two rollers and a lightning rod, a free end of the lightning rod being separated from an outer end of the rollers by a distance that defines a spark gap.

US Pat. No. 10,337,490

STRUCTURAL COMPONENT FOR A MODULAR ROTOR BLADE

General Electric Company,...

9. A method for assembling a modular rotor blade for a wind turbine, the method comprising:providing a pre-formed blade root section and a pre-formed blade tip section of the rotor blade, the blade root section comprising a leading edge and a trailing edge;
pultruding a continuous structural component for the rotor blade of a thermoplastic material, the pultruded structural component having a root portion and a body portion, the body portion having a substantially U-shaped cross-section comprising a flatback portion and integral opposing flange portions extending from opposite ends of the flatback portion;
securing a corresponding structural component to the blade root section at the trailing edge thereof, the corresponding structural component following a contour of the trailing edge of the blade root section, the corresponding structural component extending from a root end to a tip end, the corresponding structural component terminating at the root end and the tip end;
securing the pultruded structural component to the corresponding structural component within the blade root section such that the pultruded structural component and the corresponding structural component extend in a span-wise direction, the root end of the corresponding structural component defining a maximum, first height that tapers to a lesser, second height of the pre-formed structural component; and,
mounting one or more blade segments to the flange portions of the pultruded structural component between the blade root section and the blade tip section.

US Pat. No. 10,337,487

MULTI AXIAL TRANSLATIONAL AND ROTATIONAL MOTION TO UNIDIRECTIONAL ROTATIONAL MOTION

1. An energy harvesting device for harvesting energy of a wave, motion of the wave resulting in pitch, sway, yaw, surge, roll, and heave movement, the energy harvesting device comprising:a housing assembly;
an input shaft (S1) operably coupled to a first bevel gear via a first one way bearing transmitting rotational force in a first direction, the input shaft operably coupled to a second bevel gear via a second one way bearing transmitting rotational force in a second direction, the second direction being opposite the first direction, the input shaft being configured to move in response to movement of the wave;
a heave pitch shaft (S2) rotatably coupled to the housing assembly, the heave pitch shaft freely supporting a third bevel gear operably meshing with the first bevel gear and the second bevel gear, the heave pitch shaft freely supporting a fourth bevel gear operably meshing with the first bevel gear and the second bevel gear, the heave pitch shaft freely supporting a fifth bevel gear fixedly coupled with the fourth bevel gear for rotation therewith, the heave pitch shaft operably coupled to a sixth bevel gear via a third one way bearing;
an intermediary heave pitch roll surge shaft (S3) rotatably coupled to the housing assembly, the intermediary heave pitch roll surge shaft having a seventh bevel gear and a first spur gear fixedly coupled therewith, the seventh bevel gear operably meshing with the fifth bevel gear and the sixth bevel gear and rotating the intermediary heave pitch roll surge shaft and the first spur gear in response thereto;
a sway yaw shaft (S4) fixedly coupled to the housing assembly; and
an output shaft (S5) coaxially disposed about the sway yaw shaft, the output shaft having a second spur gear fixedly coupled thereto operably meshing with the first spur gear of the intermediary heave pitch roll surge shaft (S3), the output shaft being operably coupled to the sway yaw shaft for unidirectional rotational motion in response to multidirection input from the sway yaw shaft,
wherein multiaxial translational and rotational motion of the input shaft and the housing assembly is converted to unidirectional rotational motion of the output shaft.

US Pat. No. 10,337,486

DIRECT DRIVE PORTABLE HYDROELECTRIC GENERATOR AND POWER SOURCE

1. A generator device for generating an induced electrical power from the movement of a fluid stream, the generator device comprising:a circumferential casing with a central opening operable for placement in the fluid stream whereby the fluid stream passes through the central opening, the casing having an internal waterproof area for housing and fully enclosing a power storage system for storing the induced electrical power while the casing is placed in the fluid stream, whereby a user of the generator device can access and use the stored power as a power supply, and a power management system that receives, conditions and regulates the induced electrical power in coordination with the power storage system;
a stator attached in a circular configuration to the casing and electrically connected to the power storage system and power management system;
a propeller-rotor assembly located in the central opening of the casing and rotatably coupled to the casing, the propeller-rotor assembly comprising two or more propeller blades with distal ends opposite the axis of the propeller-rotor assembly and at least one magnet fixed to the distal ends of each propeller blade; and
a tether assembly for anchoring the generator device in a moving fluid stream, wherein the tether assembly is attached, at one end, to the casing and, at the opposite end, to a fixed location relative to the moving fluid stream, and wherein the tether assembly acts to position the generator device so that the rotational plane of the propeller-rotor assembly is substantially perpendicular to the directional movement of the fluid stream and the movement of fluid stream through the generator device causes the propeller-rotor assembly to rotate and, thereby, through interaction with the stator, to generate the induced electrical power; and
wherein the generator device has a weight and size that is scalable for use of the generator device.

US Pat. No. 10,337,485

SYSTEMS AND METHODS FOR REDUCING ENGINE TORQUE THROUGH SPARK RETARD

Ford Global Technologies,...

1. A method for an engine, comprising:responsive to an estimated spark timing for a requested torque reduction being between an upper threshold and a lower threshold, adjusting a spark timing for each firing event of a plurality of firing events to bring an average spark timing over the plurality of firing events to the estimated spark timing;
incrementing a misfire counter responsive to an indication of misfire while operating with the adjusted spark timing below the lower threshold; and
not incrementing the misfire counter responsive to the indication of misfire while operating with the adjusted spark timing above the upper threshold.

US Pat. No. 10,337,484

STARTER FOR AN INTERNAL COMBUSTION ENGINE

Mahle International GmbH,...

1. A starter for an internal combustion engine, comprising:a support;
an electric motor arranged on the support for driving a pinion in rotation;
a solenoid drive arranged on the support configured to axially adjust the pinion between an active position for driving a gearwheel of an internal combustion engine, and a passive position axially offset with respect to the active position;
wherein the solenoid drive has a ferromagnetic solenoid housing coupled to the support, a ferromagnetic plunger stop arranged one of in and at the solenoid housing, a ferromagnetic plunger axially adjustable relative to the plunger stop and extending axially through a passage opening of a face side wall of the solenoid housing, and a cylindrical coil arrangement arranged in the solenoid housing and surrounding a cylindrical coil interior of the coil arrangement in a circumferential direction;
wherein the plunger stop has a cylindrical section projecting axially into the coil interior; and
wherein the cylindrical section has a face end facing towards the face side wall and includes a cylindrical chamber, the plunger protruding axially into the cylindrical chamber when the pinion is in each of the active position and the passive position.

US Pat. No. 10,337,482

STARTER

DENSO CORPORATION, Kariy...

1. A starter comprising:a motor which has a rotation shaft;
a pinion gear which is movable in an axial direction of the rotation shaft of the motor;
a shifter which works to shift the pinion gear in the axial direction of the rotation shaft toward a front end of the rotation shaft for bringing the pinion gear into engagement with a ring gear of an internal combustion engine to rotate the pinion gear using the motor to start the internal combustion engine;
a first elastic member which is disposed between the pinion gear and the motor and configured to be compressed to permit the pinion gear to move to the motor along the rotation shaft;
a second elastic member which is disposed between the pinion gear and the first elastic member;
a holder which retains therein the first elastic member while being subjected to a given initial load and is movable in the axial direction of the rotation shaft in response to expansion or contraction of the first elastic member,
wherein the holder includes a first pressure-exerted member on which an elastic force, as produced by the first elastic member, is exerted by a first end that is one of opposed ends of the first elastic member which is closer to the pinion gear and a second pressure-exerted member on which the elastic force, as produced by the first elastic member, is exerted by a second end that is one of the opposed ends of the first elastic member which is closer to the motor;
a contacting portion which is formed by a portion of the holder and placed in contact with the second elastic member in the axial direction of the rotation shaft, the contacting portion being held from being moved to the pinion gear in response to expansion of the first elastic member, while being permitted to be moved to the motor in response to contraction of the first elastic member; and
a stopper which is placed in contact with the second pressure-exerted member and works to stop the second pressure-exerted member from being moved toward the pinion gear from an initial location where the second pressure-exerted member is not being subjected to reactive force from the ring gear, thereby holding the contacting portion from being moved to the pinion gear.

US Pat. No. 10,337,480

HIGH-PRESSURE FUEL PUMP AND CONTROL DEVICE

Hitachi Automotive System...

1. A high-pressure fuel pump comprising:a rod that urges a suction valve in a valve opening direction;
a mover that drives the rod in a valve closing direction; and
a solenoid that generates a magnetic attraction force to move the mover in the valve closing direction, wherein
the rod reaches a suction valve closing position and then moves in the valve opening direction after the suction valve starts moving from the suction valve closing position in the valve opening direction, and
the mover is configured to be movable in the valve opening direction independently of the rod.

US Pat. No. 10,337,479

HOLDER FOR FASTENING A COMPONENT TO AN INTERNAL COMBUSTION ENGINE

ROBERT BOSCH GMBH, Stutt...

1. A holder for fastening a component to an internal combustion engine, comprising:a connection element having a locating area (a) that is configured to extend across an angle greater than 180 degrees in relation to a longitudinal axis of the component in the installed state and (b) via which the connection element rests against an outer side of the component in the installed state; and
a sleeve, an outer surface of which includes, at respective opposite sides of the sleeve, a first fastening area and a second fastening area, wherein:
each of the fastening areas is a respective groove in a curved surface of the sleeve;
a longitudinal extension of each of the grooves is parallel to a central longitudinal axis of the sleeve;
each of the grooves forms a respective flat surface;
a base part of a first arm of the connection element is connected to the sleeve at the first fastening area of the sleeve; and
a base part of a second arm of the connection element is connected to the sleeve at the second fastening area of the sleeve.

US Pat. No. 10,337,477

INTERNAL COMBUSTION ENGINE FUEL SUPPLY SYSTEM AND INTERNAL COMBUSTION ENGINE FUEL SUPPLY METHOD

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

1. An internal combustion engine fuel supply system that separates fuel into high octane fuel with a higher octane number and low octane fuel with a lower octane number and supplies fuel to an internal combustion engine, the internal combustion engine fuel supply system comprising:a first fuel tank that stores fuel;
an electronic control unit operated system comprising a fuel amount sensor operable to detect a first amount of the fuel stored in the first fuel tank when an ignition switch is turned off and to detect a second amount of the fuel stored in the first fuel tank when the ignition switch is turned on immediately after the ignition switch had been turned off;
a separator device that separates fuel supplied from the first fuel tank into high octane fuel and low octane fuel the separator device including a separation membrane that separates fuel into gaseous high octane fuel and liquid low octane fuel; and
a second fuel tank that stores the separated high octane fuel; wherein the electronic control unit operated system is configured to operate the separator device by supplying fuel to be separated to the separator device when the second amount is larger than the first amount.

US Pat. No. 10,337,475

AIR INTAKE DEVICE OF ENGINE WITH SUPERCHARGER

MAZDA MOTOR CORPORATION, ...

1. An air intake device of an engine, the engine comprising:an engine body;
an air intake passage which introduces intake air into the engine body; and
a supercharger which includes a compressor disposed in the air intake passage and supercharges the intake air,
the air intake device comprising:
a bypass passage which makes a portion of the air intake passage on an upstream side of the compressor and a portion of the air intake passage on a downstream side of the compressor communicate with each other thus bypassing the compressor; and
a bypass passage open/close valve which opens or closes the bypass passage, wherein
the air intake passage has an upstream-side pipe positioned upstream of the compressor,
the upstream-side pipe includes a first passage extending toward an upstream side from the compressor along a first direction, a bent portion bent from an upstream end of the first passage in a second direction, which differs from the first direction, and a second passage extending from an upstream end of the bent portion along the second direction,
the bypass passage is connected to a connecting portion mounted in the first passage,
the second passage has a vertically elongated cross-sectional shape where a size of the second passage in a vertical direction is larger than a size of the second passage in a width direction, and
a vibration suppressing support fin suppressing vibrations of the second passage is disposed in at least one of the bent portion of the air intake passage and the second passage of the air intake passage.

US Pat. No. 10,337,474

AIR INTAKE SYSTEM

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

1. An air intake system for a motor vehicle, the motor vehicle having a frame, a body on the frame, a first portion of the frame and the body defining a passenger cabin, a second portion of the frame and the body defining an engine compartment longitudinally rearward of the passenger cabin, a firewall separating the passenger cabin and the engine compartment, an engine attached to the frame in the engine compartment, wheels driven by the engine, and a bed located longitudinally rearward of the passenger cabin and vertically above the engine compartment, the air intake system comprising:an air intake snorkel for providing air to the engine;
a first vent in the body for directing air to the air intake snorkel;
a flexible member installed around the air intake snorkel for isolating the air intake snorkel from the engine compartment; and
a compartment floor isolating the air intake snorkel from the wheels.

US Pat. No. 10,337,473

AIR INTAKE DEVICE FOR ENGINES

MAZDA MOTOR CORPORATION, ...

1. An intake device of an engine comprising:an air cleaner that includes an air filter disposed approximately horizontally, a cleaner case forming a primary side space below the air filter and forming a secondary side space above the air filter, and an inlet duct for introducing air into the primary side space from a side and an outlet duct for discharging air to a side from the secondary side space, the inlet duct and the outlet duct being provided on the cleaner case; and
an air flow sensor fixed to the outlet duct or an outlet hose connected to the outlet duct, wherein
the cleaner case includes a first side wall on which the inlet duct is provided and a second side wall which opposedly faces the first side wall,
the air filter has a folded shape like bellows, and is held in the cleaner case such that folding edges of the air filter extend in a direction orthogonal to an arranging direction of the first side wall and the second side wall, and
the second side wall has a deflecting portion which deflects air introduced from the inlet duct into a flow directed in an obliquely upward direction, and
the deflecting portion is formed of an inclined surface inclined upwardly as being separated from the first side wall and having a top end positioned above an upper end portion of an exit-side opening of the inlet duct.

US Pat. No. 10,337,472

FILTER AND FILTER CARTRIDGE

1. A filter cartridge for a filter for filtering a fluid, the filter cartridge configured to be used downstream of a main filter cartridge in a filter, the filter cartridge comprising:a filter body of filter medium having:
an inflow surface on an inflow side of the filter body;
an outflow surface on an outflow side of the filter body;
a main flow direction extending from the inflow surface to the outflow surface;
wherein an axial direction, as used herein, is a direction from the inflow surface to the outflow surface;
wherein a radial direction, as used herein, is a direction traverse to the axial direction; and
wherein a lateral radially outer side of the filter body forms an auxiliary inflow surface, the auxiliary inflow surface extending in an axial direction between the inflow surface and the outflow surface and arranged traverse to the inflow surface;
a filter cartridge frame, having an axially extending frame wall radially surrounding radial outer sides of the filter body, and extending axially to surround the filter body from the inflow surface to the outflow surface, the filter cartridge frame comprising:
wherein a grip portion of the axially extending frame wall at the auxiliary inflow surface slopes radially outwardly away from the filter body, forming a grip depression between the auxiliary inflow surface and the filter cartridge frame;
wherein the grip depression spaces the filter cartridge frame away from the filter body to allow fluid to radially enter the auxiliary inflow surface;
a grip stay formed on the grip portion adjacent to the outflow side of the filter body;
a circumferential seal receiving groove formed on a radially outer side of the filter cartridge frame;
a seal arranged in the circumferential seal receiving groove and configured to separate a filter interior of a filter into a clean side and a raw side;
an adhesive connection connecting the filter body and the filter cartridge frame to each other.

US Pat. No. 10,337,471

FILTER AND FILTER CARTRIDGE

1. A filter cartridge for a filter for filtration of a fluid, the filter cartridge comprising:a prismatic basic shape comprising a base face and a top face arranged parallel to each other and each having a polygonal basic shape;
the prismatic basic shape further comprising a first lateral face and a second lateral face neighboring the first lateral face, wherein the first lateral face is an inflow surface and is substantially positioned perpendicular to the neighboring second lateral face;
the prismatic basic shape further comprising a third lateral face that is an outflow surface and is positioned at an angle relative to the first lateral face, wherein the angle is greater than 10° and smaller than 80° ;
a filter cartridge frame;
a seal arranged in the area of the outflow surface and configured to separate a filter interior into a clean side and a raw side; and
a spacer structure configured to determine a spacing between the filter cartridge frame and a further downstream filter cartridge.

US Pat. No. 10,337,470

EXHAUST GAS RECIRCULATION APPARATUS

Ford Global Technologies,...

1. An exhaust gas recirculation (EGR) apparatus for a turbocharged internal combustion engine, the EGR apparatus comprising:an air intake duct with a throttle valve configured to control an intake air quantity flowing through the air intake duct to a turbocharger compressor;
an exhaust gas recirculation inlet connected to the air intake duct downstream of the throttle valve; and
an EGR valve configured to control an exhaust gas quantity recirculated to the turbocharger compressor via the exhaust gas recirculation inlet;
wherein the throttle valve and the EGR valve are combined in a single valve unit in which the EGR valve and the throttle valve are separated by a separating element configured to substantially prevent exhaust gas from entering the air intake duct in a vicinity of the throttle valve;
wherein the single valve unit has a main valve body defining a passage through which exhaust gas flows to the exhaust gas recirculation inlet when a movable valve element of the EGR valve is in an open position, and the separating element is disposed between the passage of the main valve body and the throttle valve; and
wherein the separating element comprises a plate formed as a component which is inserted between the passage and the throttle valve.

US Pat. No. 10,337,469

EXHAUST GAS RECIRCULATOR OF AN INTEGRAL INTAKE MANIFOLD

FORD GLOBAL TECHNOLOGIES,...

1. An engine system comprising:an exhaust manifold;
an exhaust flow, having a valve configured to release exhaust gas, connected to the exhaust manifold; and
stratified layers defining an integrated intake manifold and an exhaust gas recirculator including a tubular inlet on an exterior of the intake manifold, the inlet defining at least one branch extending into an interior of the intake manifold without a seal between the exhaust gas recirculator and manifold, and the at least one branch extending into at least one wing to form a duct containing a plurality of nozzles protruding from the duct into the interior.

US Pat. No. 10,337,468

EXHAUST GAS COOLER

HANON SYSTEMS, Daejeon (...

1. An exhaust gas cooler, comprising:a heat exchange pipe received in cooling water of an engine, and through which exhaust gas of the engine passes to exchange heat with the cooling water; and
a plate configured to mount the heat exchange pipe to the engine,
wherein the heat exchange pipe comprises:
a first pipe unit configured to communicate with an inlet hole for exhaust gas and change a flow direction of exhaust gas drawn from the inlet hole;
a second pipe unit configured to communicate with the first pipe unit and guide, in one direction, exhaust gas drawn from the first pipe unit; and
a third pipe unit configured to communicate with an exhaust gas return hole and the second pipe and change a flow direction of exhaust gas drawn from the second pipe unit to guide the exhaust gas to the return hole,
wherein a heat dissipation fin is provided in an internal passage of the second pipe unit,
wherein the first pipe unit, the second pipe unit, and the third pipe unit are received in the cooling water.

US Pat. No. 10,337,466

ENGINE SYSTEM OF VEHICLE

HYUNDAI MOTOR COMPANY, S...

1. An engine system of a vehicle comprising:an engine including a plurality of combustion chambers for generating a driving torque by burning a fuel;
an intake line in which a fresh air flowing into the combustion chambers flows;
an exhaust line in which an exhaust gas exhausted from the combustion chambers flows;
a recirculation line branched from the exhaust line and joined to the intake line;
a turbocharger including a turbine disposed at the exhaust line and rotated by the exhaust gas exhausted from the combustion chambers, and a compressor disposed at the intake line and rotated together with the turbine to and configured to compress the fresh air;
an exhaust gas recirculation (EGR) valve disposed at a portion where the recirculation line and the intake line are connected to adjust an exhaust gas recirculation (EGR) gas amount supplied to the intake line through the recirculation line; and
a remaining gas elimination apparatus for supplying a remaining gas remaining in the intake line to the recirculation line,
wherein the remaining gas elimination apparatus includes:
a remaining gas recollection line branched from the intake line and joined to the recirculation line;
a remaining gas recollection valve disposed in the remaining gas recollection line to be selectively opened;
a remaining gas recollection pump disposed in the remaining gas recollection line to pump the remaining gas in the intake line to the remaining gas recollection line; and
a controller for controlling an operation of the engine, an operation of the remaining gas recollection valve, and an operation of the remaining gas recollection pump,
wherein the controller controls the remaining gas recollection valve to be opened and the remaining gas recollection pump to be operated for a predetermined time during at least one of an after run period and before the engine is started.

US Pat. No. 10,337,465

DEVICE FOR PRODUCING HYDROGEN BY REFORMING REACTION AND WASTE HEAT

1. A hydrogen producing device adapted to be mounted at an exhaust gas port of a vehicle, comprising:an outer housing having a surrounding wall which defines therein a heating chamber that has a primary intake port and a primary outlet port, said primary intake port being in communication with the exhaust gas port to permit exhaust gas and waste heat from the exhaust gas port to flow into said heating chamber and to be discharged through said primary outlet port;
a reaction unit including an inner housing which is disposed in said heating chamber and which defines therein a reaction chamber, and a catalyst member disposed in said reaction chamber; and
a duct unit including
a fuel introducing tube which has a first fuel end disposed in said heating chamber and in spatial communication with said reaction chamber, and which extends from said first fuel end and through said surrounding wall to terminate at a second fuel end for connection with a fuel supplying unit so as to introduce fuel from the fuel supplying unit to said reaction chamber,
an air introducing tube which has an air introducing segment extending through said surrounding wall and into said heating chamber for introduction of reaction air thereinto, a winding segment extending from said air introducing segment and winding around said inner housing, and an extending segment disposed in said heating chamber and extending from said winding segment to terminate at a connecting end that is in spatial communication with said reaction chamber, and
a product discharging tube which has a first product end disposed in said heating chamber and in spatial communication with said reaction chamber, and which extends from said first product end and through said surrounding wall to terminate at a second product end.

US Pat. No. 10,337,464

SYSTEMS AND METHODS FOR PURGING A FUEL VAPOR CANISTER

Ford Global Technologies,...

1. An engine system, comprising:an ejector coupled between a fuel vapor canister fresh air port and atmosphere; and
an engine coolant degas bottle selectively coupled to an inlet of the ejector.

US Pat. No. 10,337,463

SYSTEMS AND METHODS FOR FUEL TANK PRESSURE CONTROL

Ford Global Technologies,...

1. A method comprising:during a first condition, including a fuel tank pressure above a first threshold, fluidically coupling a fuel tank to a fuel vapor canister while restricting a fuel vapor canister vent path; and
modulating a degree of restriction of the fuel vapor canister vent path.

US Pat. No. 10,337,462

SYSTEM AND METHODS FOR MANAGING FUEL VAPOR CANISTER TEMPERATURE

Ford Global Technologies,...

1. A system for an engine, comprising:a fuel vapor canister coupled to a fuel tank, the fuel vapor canister having adsorbent material stored therewithin;
a thermal jacket spatially sheathing the fuel vapor canister, the thermal jacket comprising a phase-change material stored therewithin, external to the fuel vapor canister;
an engine coolant passage including channels routed within the thermal jacket, the channels positioned to transfer thermal energy between engine coolant and the phase-change material; and
a vent line coupled between an air inlet of the fuel vapor canister and atmosphere, the vent line routed within the thermal jacket, external to the fuel vapor canister, and sheathed by the thermal jacket.

US Pat. No. 10,337,460

METHOD FOR OPERATING AN ENGINE

1. A method for operating an engine, comprising:supplying air from a primary air supply unit to an intake conduit;
supplying air to the engine from the intake conduit;
increasing a supply of gaseous fuel to the engine during an increase in engine load;
selectively supplying air from a secondary air supply unit to the intake conduit; and
maintaining an air fuel ratio between a first threshold value and a second threshold value during the increase in engine load by controlling a supply of air from the secondary supply unit to the intake conduit, and
selectively supplying liquid fuel in addition to the increased supply of gaseous fuel when the air fuel ratio reaches the first threshold value.

US Pat. No. 10,337,459

NATURAL GAS FUELED VEHICLE

GM GLOBAL TECHNOLOGY OPER...

1. A natural gas fueled vehicle, comprising:a natural gas fueled Internal Combustion Engine (ICE) configured to provide motive power to the vehicle;
a pressurizable tank disposed on the vehicle, the pressurizable tank being configured to contain a natural gas;
a natural gas adsorbent disposed in the pressurized tank;
a fuel supply tube configured to convey the natural gas to the ICE;
a scroll compressor configured to receive the natural gas and to discharge a first mixture of a compressed natural gas and an oil; and
a two-stage gas and oil separator configured to receive the first mixture of the compressed natural gas and the oil from the scroll compressor, the two-stage gas and oil separator comprising a first stage gas and oil separator in fluid communication with an output of the scroll compressor to separate a first portion of the oil from the first mixture of the compressed natural gas and the oil and discharge a second mixture of the compressed natural gas and the oil to be received by a second stage gas and oil separator to separate a second portion of the oil from the second mixture of the compressed natural gas and the oil to discharge the compressed natural gas to the fuel supply tube substantially free from the oil;
a compressor bypass valve disposed downstream of the pressurizable tank, the compressor bypass valve being configured to enter a bypass mode to cause the natural gas to bypass the scroll compressor and flow through the fuel supply tube when a tank pressure of the natural gas in the pressurized tank is greater than an uncompressed cut-off pressure; and
a venturi configured to draw the first portion of the oil from the first stage gas and oil separator and the second portion of the oil from the second stage gas and oil separator into a stream of natural gas from the pressurized tank via an oil port in a throat of the venturi.

US Pat. No. 10,337,458

CARBURETOR AND METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE HAVING SAID CARBURETOR

1. A carburetor comprising:a housing defining a section of an intake channel having a free flow cross section;
a control drum being rotatably mounted in said housing and configured to control said free flow cross section;
said control drum having a first subsection of said section of said intake channel formed therein;
said section of said intake channel having a second subsection downstream of said first subsection and a third subsection upstream of said first subsection;
said first subsection and said third subsection conjointly defining an entry aperture via which said first subsection is connected to said third subsection when said control drum is in a rotational position;
said first subsection and said second subsection conjointly defining an exit aperture via which said first subsection is connected to said second subsection when said control drum is in said rotational position;
a fuel chamber;
said control drum being rotatable to rotational between an idle position and a completely open position wherein said idle position and said completely open position define respective end positions of said control drum beyond which said control drum cannot be further moved;
said control drum defining a rotational axis and being mounted in said housing so as to prevent a stroke movement in the direction of said rotational axis when said control drum is moved in rotation;
a fuel outlet opening into said first subsection of said section of said intake channel;
an unbranched fuel channel connecting said fuel chamber to said fuel outlet;
an electrically actuated valve for controlling the flow of fuel through said unbranched fuel channel such that the entire quantity of fuel flowing through said unbranched fuel channel to said fuel outlet is controlled by said electrically actuated valve and flows into said intake channel via said fuel outlet, wherein said free flow cross section of said fuel outlet is the same size for each position of said control drum, wherein said fuel outlet is the only fuel outlet in the carburetor opening into said intake channel;
and,
said exit aperture has a flow cross section less than the flow cross section of said entry aperture for said idle position so as to cause an underpressure at said fuel outlet to be reduced for said idle position, wherein the flow cross section of said exit aperture is the same size as the flow cross section of said entry aperture for said completely open position of said control drum.

US Pat. No. 10,337,456

INTERMEDIATE CASING HUB FOR AN AIRCRAFT TURBOJET ENGINE INCLUDING A COMPOSITE OUTLET PIPE

SAFRAN AIRCRAFT ENGINES, ...

1. Hub of intermediate casing for aircraft turbojet engine, comprising:an inner annular shroud delimiting an exterior of a core engine flow space of a core engine gas flow in the turbojet engine, and an interior of an upstream part of at least one inter-flow area, the inner annular shroud being provided with at least one primary air passage orifice,
an outer annular shroud that will firstly delimit an interior of a fan flow space of a fan gas flow in the turbojet engine, and secondly delimit an exterior of said at least one inter-flow area, the outer annular shroud being provided with at least one secondary air passage orifice,
at least one variable bleed valve, comprising at least one mobile gate capable of drawing off air circulating in the core engine flow space through said at least one primary orifice and sending air thus drawn off to said at least one inter-flow area towards at least one corresponding discharge inlet orifice of at least one outlet pipe of the hub of the intermediate case made of a composite material and shaped to allow an air passage from said at least one discharge inlet orifice to said at least one secondary orifice to send air drawn off through said at last one variable bleed valve into the fan flow space,
wherein said at least one outlet pipe is fixed to the outer annular shroud at said at least one secondary orifice, at least one gasket for sealing against air and fire being installed between said at least one outlet pipe and the outer annular shroud
and wherein said at least one outlet pipe made of a composite material comprises a draped composite wall composed of a plurality of plies impregnated with resin.

US Pat. No. 10,337,455

FAN NACELLE INLET FLOW CONTROL

UNITED TECHNOLOGIES CORPO...

1. A nacelle for use with a gas turbine engine including a fan, the nacelle comprising:a nacelle inlet cowl including an inlet lip disposed at a leading edge of the nacelle inlet cowl, an inner surface extending aft from the inlet lip, and an outer surface extending aft from the inlet lip and positioned radially outward of the inner surface; and
at least one flow control passage extending through the nacelle inlet cowl, each of the at least one flow control passage including a flow control passage inlet, disposed on the inlet lip, and a flow control passage outlet;
wherein air may flow into the flow control passage inlet, through the flow control passage, and exits the flow control passage outlet, and
wherein the at least one flow control passage comprises a plurality of flow control passages and at least one of the flow control passage outlets is disposed on the inner surface and at least one of the flow control passage outlets is disposed on the outer surface.

US Pat. No. 10,337,454

THRUST REVERSER WITH ASYMMETRIC VANE GEOMETRY

HONEYWELL INTERNATIONAL I...

7. A thrust reverser system for a turbine engine, comprising:a support structure configured to be mounted to the engine;
a transcowl mounted on the support structure and comprising a front edge, the transcowl movable between a first position, in which the front edge abuts the support structure, and a second position, in which an aperture is formed between the front edge and the support structure;
a blocking assembly mounted within the transcowl and configured to direct engine airflow to discharge through the aperture, to thereby generate reverse thrust, when the transcowl is in the second position; and
an asymmetric vane assembly disposed within the aperture and configured such that an upper portion of the asymmetric vane assembly is asymmetric with respect to a lower portion of the asymmetric vane assembly, thereby generating a desired vertical thrust component based on the reverse thrust;
wherein the upper portion and lower portion of the asymmetric vane assembly each comprises a plurality of vanes in a single row; and
wherein (i) a width W1 of the upper portion of the asymmetric vane assembly is measured from a first vane trailing edge to a first knee, (ii) a width W2 of the lower portion of the asymmetric vane assembly is measured from a second vane trailing edge to a second knee, and (iii) W1 is not equal to W2.

US Pat. No. 10,337,451

PISTON FOR INTERNAL COMBUSTION ENGINE

HITACHI AUTOMOTIVE SYSTEM...

1. A piston for an internal combustion engine, the piston being movable in a piston movement direction along an axial direction of a cylinder of the internal combustion engine, the piston having in the piston movement direction one side closed by a piston head and another side that is open, the piston comprising:first and second pin boss portions that are formed as a peripheral wall on the another side of the piston, the first and second pin boss portions being opposed to each other in a diametral direction of the piston with respect to an axis of the cylinder;
first and second pin holes that are respectively formed at the first and second pin boss portions, for supporting axial end portions of a piston pin to be connected to a connecting rod; and
first and second rib portions that are respectively formed on inner surfaces of the first and second pin boss portions, the first rib portion extending from a peripheral region of the first pin hole to the piston head, the second rib portion extending from a peripheral region of the second pin hole to the piston head;
wherein the piston head has first and second thinnest portions that are thinnest in thickness of the piston head,
wherein, with respect to a center axis of the first and second pin holes, the first and second thinnest portions of the piston head are respectively provided on both sides of a transverse axis that is perpendicular to the center axis of the first and second pin holes, and
wherein each of the first and second rib portions extends at the piston head in a direction along the transverse axis to overlap each of the first and second thinnest portions of the piston head.

US Pat. No. 10,337,449

INTERNAL COMBUSTION ENGINE WITH CYLINDER HEAD

Ford Global Technologies,...

1. An engine comprising a cylinder head and a cylinder:the cylinder having an outlet opening, the outlet opening being connected to an exhaust passage;
the exhaust passage having a cross section which changes in a flow direction; and
a bend in the exhaust passage having a cross section with a delimiting edge forming two limbs extending from a central portion comprising a depression.

US Pat. No. 10,337,448

METHODS AND SYSTEMS FOR A FUEL INJECTOR ASSEMBLY

Ford Global Technologies,...

1. A method for a fuel injector comprising:sending an electrical signal from a controller to an actuator, the actuator coupled to an injector needle, wherein the electrical signal causes the actuator, in a single actuation cycle and during a single combustion cycle, to:
move the injector needle downward from a first position to a third position via a second position, wherein a first fuel injection is delivered at the second position and a second fuel injection is delivered at the third position, and, subsequently,
move the injector needle upwards from the third position to the first position via the second position, wherein a third fuel injection is delivered at the second position,
wherein the injector needle is coupled to a fuel supply, and
wherein fuel from the fuel supply is introduced into a combustion chamber via delivery of the first fuel injection, the second fuel injection, and the third fuel injection.

US Pat. No. 10,337,447

FUEL INJECTION CONTROL APPARATUS OF INTERNAL COMBUSTION ENGINE

MITSUBISHI JIDOSHA KOGYO ...

1. A fuel injection control apparatus of an internal combustion engine having an in-cylinder injection valve for directly injecting fuel into a combustion chamber, comprising:an operating state detection device that detects an operating state of the internal combustion engine;
an additional injection device that, when determining based on detection results of the operating state detection device that the operating state of the internal combustion engine is a transient state involving a change in an intake air amount, controls the in-cylinder injection valve to inject a fuel amount conformed to the changing intake air amount; and
a subtraction device that subtracts a minimum fuel amount, injectable from the in-cylinder injection valve, from a fuel amount to be injected, before injection by the additional injection device is performed, wherein
in a steady state, the additional injection device calculates a first fuel amount to be injected from the in-cylinder injection valve during an intake stroke based on the operating state of the internal combustion engine at a first timing immediately before an exhaust stroke,
in a first transient state, the additional injection device calculates a second fuel amount, which includes a third fuel amount to be injected from the in-cylinder injection valve during the intake stroke based on the operating state of the internal combustion engine, at a second timing immediately before the intake stroke, and the subtraction device always subtracts the minimum fuel amount from the second fuel amount to obtain the third fuel amount, which is substituted for the first fuel amount, to be injected from the in-cylinder injection valve during the intake stroke, and
in a second transient state, the additional injection device calculates a fifth fuel amount, which is an additional fuel amount to be injected in a compression stroke that immediately follows the intake stroke, based on the minimum fuel amount and a fourth fuel amount obtained from the operating state of the internal combustion engine at a third timing immediately before the compression stroke to inject a total of the fourth fuel amount and the minimum fuel amount during a first half of the compression stroke, such that at least the minimum fuel amount is injected in the compression stroke.

US Pat. No. 10,337,446

CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

Toyota Jidosha Kabushiki ...

1. A control device for an internal combustion engine for controlling an internal combustion engine provided with:an engine body;
a fuel feed system configured to directly feed fuel to a combustion chamber of the engine body and to indirectly feed fuel to the combustion chamber of the engine;
a spark plug arranged so as to face the inside of the combustion chamber; and
a temperature detector configured to detect a temperature of the engine body,
which control device is comprised of a combustion control part configured to burn a premix by controlling the fuel feed system and the spark plug as necessary based on the temperature of the engine body in an operating region enabling the premix to be burned by compression ignition inside the combustion chamber,
wherein the combustion control part is configured:
to feed fuel to the combustion chamber in the intake stroke to form a homogeneous premix and make the homogeneous premix burn by flame propagation when the temperature of the engine body is less than a first threshold value;
to feed fuel to the combustion chamber in the intake stroke to form a homogeneous premix and make the homogeneous premix burn by compression ignition when the temperature of the engine body is the first threshold value to less than a second threshold value larger than the first threshold value;
to directly feed fuel to the combustion chamber in the compression stroke to form a partial premix and make the partial premix burn by compression ignition when the temperature of the engine body is the second threshold value or more; and
to indirectly feed at least part of the fuel to the combustion chamber in the intake stroke while directly feeding the remaining fuel to the combustion chamber in the intake stroke to form a homogeneous premix when the temperature of the engine body is less than the second threshold value.

US Pat. No. 10,337,445

METHOD FOR OPERATING A DUAL FUEL INJECTION SYSTEM

Ford Global Technologies,...

1. A method, comprising:via a controller with computer-readable instructions stored on non-transitory memory,
while operating an engine cylinder with fuel from a first injector,
activating a second injector to inject stagnated fuel from a fuel rail coupled to the second injector into the cylinder in response to a fuel pressure increase at the fuel rail, the stagnated fuel being stagnate due to a condition of fuel flow to the fuel rail being substantially equal to zero; and
deactivating the second injector in response to a fuel pressure decrease at the fuel rail below a lower threshold, the lower threshold adjusted based on one or more engine operating conditions.

US Pat. No. 10,337,444

SYSTEM AND METHOD FOR CONTROLLING FUEL FOR REACTIVATING ENGINE CYLINDERS

Ford Global Technologies,...

1. An engine operating method, comprising:directly injecting fuel to a first cylinder for a first combustion event in the first cylinder after the first cylinder is deactivated during a cycle of an engine via ceasing combustion in the first cylinder, the engine continuing to rotate without stopping an entire time while the first cylinder is deactivated;
port injecting fuel to the first cylinder a first time after the first cylinder is deactivated for a second combustion event in the first cylinder after the first cylinder is deactivated; and
port injecting fuel to a second cylinder for a first combustion event in the second cylinder after the first cylinder and the second cylinder are deactivated during the cycle of the engine.

US Pat. No. 10,337,443

SYSTEMS AND METHODS FOR DETERMINING FUEL RELEASE FROM A FUEL INJECTOR

Ford Global Technologies,...

1. An engine method, comprising:positively identifying that one or more fuel injectors of an engine have released greater than a threshold amount of fuel to the engine while the engine was stopped and while engine fuel injectors were commanded off, the positive identification determined via a controller evaluating an engine fuel-air ratio estimate produced during engine cranking and run-up, the engine fuel-air ratio produced via an oxygen sensor having a temperature greater than or equal to a temperature where a pumping current of the oxygen sensor is proportionate to a concentration of oxygen sensed via the oxygen sensor; and
adjusting an actuator via the controller in response to the positive identification.

US Pat. No. 10,337,442

METHODS AND SYSTEM FOR IMPROVING ACCURACY OF INJECTING SMALLER AMOUNTS OF FUEL TO AN ENGINE

Ford Global Technologies,...

1. An engine fueling method, comprising:determining whether a port fuel injection window is short or long based on a desired pulse width for a port fuel injection of a first cylinder cycle, relative to a threshold pulse width, the short port fuel injection window having a port fuel injection abort angle after an intake valve closing of a cylinder cycle immediately preceding the first cylinder cycle and before an intake valve opening for the first cylinder cycle;
operating with the desired pulse width in the short port fuel injection window; and
in response to determining the port fuel injection window is short:
ending the port fuel injection for the first cylinder cycle at an end time corresponding to at or before the port fuel injection abort angle, the end time adjusted during the short port fuel injection window of the first cylinder cycle; and
scheduling a direct fuel injection, including determining a pulse width and a timing of the direct fuel injection, after the port fuel injection abort angle, the pulse width of the direct fuel injection adjusted for the adjusted end time.

US Pat. No. 10,337,441

AIR PER CYLINDER DETERMINATION SYSTEMS AND METHODS

GM GLOBAL TECHNOLOGY OPER...

1. An engine control system of a vehicle, comprising:a cylinder control module that determines a target fraction of activated cylinders of an engine;
a first air per cylinder (APC) module that determines a first APC value based on an intake manifold pressure and an air temperature;
an adjustment module that determines an APC adjustment value based on the target fraction of activated cylinders;
wherein the first APC module determines a second APC value based on the first APC value and the APC adjustment value;
a second APC module that determines a third APC value based on a mass air flowrate (MAF) into the engine and the target fraction of activated cylinders;
a filter module that applies a filter to the third APC value to determine a fourth APC value;
an air state module that transitions an air state from a first state to a second state when an intake air pressure ratio is less than a predetermined value, a change in the intake air pressure ratio is less than a second predetermined value, a change in the target fraction of activated cylinders is zero, a change in the fourth APC value is less than a third predetermined value, and a change in an intake cam phaser position is less than a fourth predetermined value;
a learning module that adjusts a learn adjustment value at a first predetermined rate when the air state is in the second state and that does not adjust the learn adjustment value when the air state is in the first state;
an adjusting module that adjusts the second APC value based on the learn adjustment value to produce a fifth APC value; and
a fuel control module controls fuel injection based on the fifth APC value and a target air/fuel mixture.

US Pat. No. 10,337,437

ABNORMALITY DIAGNOSIS DEVICE AND ABNORMALITY DIAGNOSIS METHOD FOR INTERNAL COMBUSTION ENGINE

TOYOTA JIDOSHA KABUSHIKI ...

1. An abnormality diagnosis device for an internal combustion engine having a plurality of cylinders, the abnormality diagnosis device comprisingan electronic control unit configured to:
execute temperature rise processing in which a temperature of a catalyst controlling exhaust gas from the cylinders is raised by controlling an air-fuel ratio of at least one of the cylinders to be a rich air-fuel ratio lower than a stoichiometric air-fuel ratio and controlling an air-fuel ratio of each of the other cylinders to be a lean air-fuel ratio higher than the stoichiometric air-fuel ratio;
determine whether or not the execution of the temperature rise processing is ongoing;
execute abnormality determination processing to determine whether or not the internal combustion engine is in an abnormal state based on a variation degree of the air-fuel ratios of the cylinders;
execute the abnormality determination processing based on whether or not the variation degree during stop of the temperature rise processing exceeds a first determination value; and
execute the abnormality determination processing based on whether or not the variation degree during the execution of the temperature rise processing exceeds a second determination value, the second determination value being larger than the first determination value.

US Pat. No. 10,337,436

EXHAUST GAS SENSOR CONTROLS ADAPTATION FOR ASYMMETRIC TYPE SENSOR DEGRADATION

Ford Global Technologies,...

1. A method comprising:sensing an air-fuel ratio via an exhaust gas sensor;
determining a first time delay of the sensed air-fuel ratio from a commanded air-fuel ratio when the sensed air-fuel ratio is transitioning in a first direction;
determining a second time delay of the sensed air-fuel ratio from the commanded air-fuel ratio when the sensed air-fuel ratio is transitioning in a second, different direction;
determining an asymmetric sensor response responsive to the first time delay different from the second time delay;
responsive to the asymmetric sensor response, generating a modified air-fuel ratio with symmetric response based on the sensed air-fuel ratio; and
adjusting fuel injection based on the modified air-fuel ratio.

US Pat. No. 10,337,435

HEATER CONTROL DEVICE FOR EXHAUST GAS SENSOR

DENSO CORPORATION, Kariy...

1. A heater control device for an exhaust gas sensor, comprising:a heater that heats a sensor element of an exhaust gas sensor disposed in an exhaust gas passage of an internal combustion engine; and
a controller, comprising a processor and storage for storing instructions, which is configured to:
execute a preheating control for controlling an energization of the heater to preheat the sensor element within a temperature range causing no element crack attributable to water, and
during execution of the preheating control, the controller is configured to:
determine whether a temperature of the sensor element reaches an upper limit temperature;
set an energization duty of the heater to a preheating promotion energization duty until determining that the temperature of the sensor element reaches the upper limit temperature,
determine whether an inside of an exhaust pipe is in a drying state; and
set the energization duty to a temperature maintaining energization duty to maintain the temperature of the sensor element at the upper limit temperature after determining that the temperature of the sensor element reaches the upper limit temperature until determining that the inside of the exhaust pipe is in the drying state, wherein:
the temperature maintaining energization duty is constant,
the preheating promotion energization duty is constant and is larger than the temperature maintaining energization duty,
the energization duty is at a same constant value at the preheating promotion energization duty in the preheating control until the controller determines that the temperature of the sensor element reaches the upper limit temperature, and
the energization duty is at a same constant value at the temperature maintaining energization duty in the preheating control after the controller determines that the temperature of the sensor element reaches the upper limit temperature until controller determines that the inside of the exhaust pipe is in the drying stat.

US Pat. No. 10,337,434

PARTICULATE MATTER (PM) SENSOR

ISUZU MOTORS LIMITED, To...

1. A particulate matter (PM) sensor comprising:a porous filter member including a plurality of cells that traps particulate matter in exhaust gas;
at least a pair of electrode members arranged to face each other with each cell of the plurality of cells being interposed therebetween and forming a capacitor;
a controller that executes, when a predetermined amount of particulate matter has accumulated in each cell of the plurality of cells, filter regeneration of heating each cell of the plurality of cells to combust and remove the accumulated particulate matter; and
a temperature sensor that acquires a temperature of the filter member,
wherein the controller stores a reference temperature, which is a temperature of the filter member in a case where the filter regeneration has been executed by the controller in a state where the exhaust gas including the particulate matter is not flowing into the filter member; and
wherein the controller estimates a particulate matter amount included in the exhaust gas based on an electrostatic capacitance change amount between the pair of electrode members during a regeneration interval period from an end of the filter regeneration by the controller to a start of a next filter regeneration, and estimates the particulate matter amount included in the exhaust gas based on a difference between the temperature acquired by the temperature sensor and the reference temperature during a filter regeneration period by the controller.

US Pat. No. 10,337,433

EXHAUST PURIFICATION SYSTEM

ISUZU MOTORS LIMITED, To...

1. An exhaust purification system comprising:an NOx reduction type catalyst, which is provided in an exhaust passage of an internal combustion engine, reduces and purifies NOx in an exhaust gas;
an intake air amount sensor, which detects an intake air amount of the internal combustion engine; and
a controller, which executes a regeneration treatment that recovers an NOx purification capacity of the NOx reduction type catalyst by switching an exhaust air fuel ratio from a lean state to a rich state by using:
an air-system control to reduce the intake air amount; and an injection-system control to increase a fuel injection amount, which are used in combination,
wherein, in response to a detection value of the intake air amount sensor, the controller executes a control to change at least one of a fuel injection timing and the fuel injection amount in the internal combustion engine, in at least one period of switching of a period of switching from the lean state to the rich state for starting the regeneration treatment; and a period of switching from the rich state to the lean state for ending the regeneration treatment, and
where the detection value of the intake air amount sensor does not change by a predetermined value or more continuously during a predetermined time, the controller terminates the control to change the at least one of the fuel injection timing and the fuel injection amount in the internal combustion engine.

US Pat. No. 10,337,432

VEHICLE AND METHOD OF CONTROLLING A VEHICLE

Ford Global Technologies,...

1. A method for controlling a vehicle having an engine operable in a variable displacement (VDE) mode and an auxiliary device connected directly to a crankshaft of the engine and coupled to an energy storage device, comprising:operating the auxiliary device to store energy in the energy storage device responsive to operating the engine in a normal mode when engine speed and torque demand fall within a first VDE speed and torque boundary but outside a second VDE speed and torque boundary, the second VDE speed and torque boundary being contained within the first VDE speed and torque boundary; and
operating the auxiliary device powered by the energy storage device to supply torque to the crankshaft responsive to operating in the VDE mode when engine speed and torque demand exceed the second VDE speed and torque boundary but are within the first VDE speed and torque boundary.

US Pat. No. 10,337,431

SYSTEM AND METHOD FOR CONTROLLING BUSYNESS OF CYLINDER MODE CHANGES

Ford Global Technologies,...

1. An engine operating method, comprising:adjusting a time a first cylinder poppet valve is allowed to be deactivated via a controller in response to an amount of time a second cylinder poppet valve was deactivated during a prior period of cylinder deactivation;
deactivating the first cylinder poppet valve via the controller in response to the time the first cylinder poppet valve is allowed to be deactivated; and
reducing a total actual number of active engine cylinders combusting air and fuel from a first number of active engine cylinders to a second number of active engine cylinders in response to the time the first cylinder poppet valve is allowed to be deactivated.

US Pat. No. 10,337,430

METHOD AND SYSTEM FOR DETERMINING AIR-FUEL RATIO IMBALANCE

Ford Global Technologies,...

1. A method, comprising:operating in a first condition and during operating in the first condition:
after disabling fueling to all cylinders leading to a common exhaust of an engine, sequentially fueling each of the disabled cylinders via fueling only one cylinder of all cylinders at a time, for multiple combustion events, while maintaining remaining cylinders of all cylinders disabled; and
during the sequential fueling of each of the disabled cylinders:
for each of the cylinders, following fueling the only one cylinder while maintaining remaining cylinders disabled, learning an air-fuel ratio variation for the one cylinder based on a first error between an actual air-fuel deviation from a maximum lean air-fuel ratio relative to a fixed air-fuel deviation estimated at a first exhaust gas sensor coupled downstream of an exhaust catalyst in the common exhaust for each of the multiple combustion events, and following learning the air-fuel ratio variation for the one cylinder for each of the multiple combustion events, disabling fueling to all cylinders for a period of time before sequentially firing a next cylinder of all cylinders; and
operating in a second condition and during operating in the second condition:
after disabling fueling to all cylinders leading to the common exhaust of the engine, sequentially fueling each of the disabled cylinders via fueling only one cylinder of all cylinders at a time, for multiple combustion events, while maintaining the remaining cylinders of all cylinders disabled; and
during the sequential fueling of each of the disabled cylinders: for each of the cylinders, following fueling the only one cylinder while maintaining the remaining cylinders disabled, learning the air-fuel ratio variation based on a second error between the actual air-fuel deviation from the maximum lean air-fuel ratio relative to the fixed air-fuel deviation estimated at a second exhaust gas sensor coupled upstream of the exhaust catalyst in the common exhaust for each of the multiple combustion events, and following learning the air-fuel ratio variation for the one cylinder for each of the multiple combustion events, disabling fueling to all cylinders for a period of time before sequentially firing the next cylinder of all cylinders.

US Pat. No. 10,337,429

CONTROL APPARATUS AND METHOD FOR INTERNAL COMBUSTION ENGINE CYLINDER BALANCE

GM GLOBAL TECHNOLOGY OPER...

1. A method of operating an internal combustion engine of a vehicle to maintain cylinder balance, the internal combustion engine including a plurality of cylinders, a quantity of fuel being delivered to each cylinder by a corresponding fuel injector, each fuel injector being controlled via a controller operably coupled to each fuel injector, wherein the controller includes a program code which is stored on a non-transitory computer-readable medium associated with the controller, that when executed in the controller is configured to carry out the method comprising:differentiating by the controller a first operating mode corresponding to a steady state operation of the internal combustion engine from a second operating mode corresponding to a transient operation of the internal combustion engine based upon a first operating parameter of the internal combustion engine, wherein the transient operation comprises at least one of a change of engine speed, a change of engine speed moving average, a change of fuel quantity request, a change of fuel quantity moving average;
in the first operating mode, implementing a first control strategy providing cylinder balance; and
in the second operating mode, implementing a second control strategy, different than the first control strategy, providing cylinder balance, wherein the second control strategy utilizes a dynamic factor based upon a second operating parameter of the internal combustion engine.

US Pat. No. 10,337,428

APPARATUS AND METHOD FOR CONTROLLING EGR VALVE

DOOSAN INFRACORE CO., LTD...

1. An apparatus for controlling an EGR valve, the apparatus comprising:a measurement unit configured to measure at least one operation condition of an engine system;
a fresh air amount setting unit configured to set a target amount of fresh air based on the operation condition;
a fresh air amount sensor configured to measure a current amount of fresh air introduced through an intake line;
a control calculation unit configured to set a signal for controlling an opening degree of the EGR valve so that the current amount of fresh air follows the target amount of fresh air;
an identifier configured to
simulate an input and an output of the engine system by predicting the output of the engine system, comparing the predicted output with actual output of the engine system, and updating parameters of the identifier so that the output of engine system becomes equal to the predicted output of the engine system, and
output engine system input-output sensitivity which is a ratio of a change rate of the current amount of fresh air to a change rate of the opening degree of the EGR valve; and
a gain setting unit configured to set at least one gain, which is used for the calculation of the control calculation unit, according to an operation condition of the engine system,
wherein the gain is divided by the engine system input-output sensitivity, and
the control calculation unit corrects the gain in accordance with the operation condition of an engine system, by dividing the gain by the engine system input-output sensitivity.

US Pat. No. 10,337,427

CONTROL DEVICE OF COMPRESSION SELF-IGNITION ENGINE

Mazda Motor Corporation, ...

1. A control device for a compression self-ignition combustion engine configured to combust mixture gas inside a combustion chamber by self-ignition, the control device comprising:a variable valve operating system configured to introduce internal EGR gas into the combustion chamber by changing an opening operation of at least an exhaust valve out of an intake valve and the exhaust valve;
a boosting system configured to boost intake air introduced into the combustion chamber;
a controller configured to output a control signal to at least the variable valve operating system so as to operate the engine; and
a sensor connected to the controller and configured to detect a parameter related to an operating state of the engine and output a detection signal to the controller, wherein
an operation mode of the variable valve operating system is switchable between a first mode in which the exhaust valve is closed before a top dead center of exhaust stroke to confine the internal exhaust gas recirculation (EGR) gas inside the combustion chamber and a second mode in which the exhaust valve is opened on intake stroke to introduce the internal EGR gas into the combustion chamber,
in an operating range of the engine where the engine operates by self-ignition combustion, when an engine load is higher than a given load, the boosting system boosts the intake air introduced into the combustion chamber, and when the engine load is lower than the given load, the boost of the intake air is prevented, and
when the engine load is higher than the given load, the controller outputs a control signal to the variable valve operating system to cause the variable valve operating system to operate in the first mode, and when the engine load is lower than the given load, the controller outputs a control signal to the variable valve operating system to cause the variable valve operating system to operate in the second mode.

US Pat. No. 10,337,426

METHODS AND SYSTEMS FOR REDUCING WATER ACCUMULATION IN AN ENGINE

Ford Global Technologies,...

1. A method for controlling an engine of a hybrid vehicle, comprising:with a controller, estimating ambient humidity via a humidity sensor;
with the controller, responsive to a higher than threshold ambient humidity, during an engine non-combusting condition, actuating a variable displacement engine (VDE) actuator to close deactivatable cylinder valves, and maintaining non-deactivatable cylinder valves in an active state, and during an immediately subsequent engine combusting condition, activating the deactivatable cylinder valves, and starting combustion in deactivatable cylinders before starting combustion in non-deactivatable cylinders; and
with the controller, responsive to a lower than threshold ambient humidity, during the engine non-combusting condition, maintaining each of the deactivatable cylinder valves and the non-deactivatable cylinder valves in an active state.

US Pat. No. 10,337,425

SYSTEMS AND METHODS FOR A SPLIT EXHAUST ENGINE SYSTEM

Ford Global Technologies,...

1. A system for an engine, comprising:a first exhaust manifold coupled to a first set of exhaust valves and an exhaust passage including a turbocharger turbine;
a second exhaust manifold coupled to a second set of exhaust valves and an intake passage via a first exhaust gas recirculation (EGR) passage, the first EGR passage coupled to the intake passage between an intake throttle and a most downstream turbocharger compressor;
a second EGR passage coupled between the second exhaust manifold and the intake passage upstream of the most downstream turbocharger compressor; and
a controller including memory with computer-readable instructions for:
selectively routing exhaust from the second set of exhaust valves to the intake passage via each of the first EGR passage and the second EGR passage based on a condition of the most downstream turbocharger compressor, the condition including one or more of an inlet gas temperature of, a flow rate through, and an outlet gas temperature of the most downstream turbocharger compressor relative to respective thresholds.

US Pat. No. 10,337,424

SYSTEM AND METHOD FOR ENERGY MANAGEMENT USING LINEAR PROGRAMMING

Electronic Power Design, ...

1. A system comprising:a processor in data communication with a non-transitory computer readable medium;
a hybrid power source for servicing a system load, the hybrid power source comprising a natural gas engine, a diesel engine and a battery;
a computer program comprising instructions stored in the non-transitory computer readable medium that are executed by the processor, the computer program comprising,
instructions determining a current system load serviced by power provided from the hybrid power source;
instructions to determine a current operating state for the natural gas engine, the diesel engine and the battery;
instructions to determine a new operating state for the natural gas engine, the diesel engine and the battery to reduce power consumption servicing the current system load the natural gas engine, the diesel engine and the battery; and
instructions to replace the current operating state for the natural gas engine, the diesel engine and the battery to the new operating state for the natural gas engine, the diesel engine and the battery.

US Pat. No. 10,337,423

METHODS AND SYSTEM FOR ADJUSTING ENGINE OPERATION BASED ON EVAPORATED AND CONDENSED PORTIONS OF WATER INJECTED AT AN ENGINE

Ford Global Technologies,...

1. A method, comprising:boosting intake air directed to an intake manifold of an engine with a motor-driven compressor;
in response to a request for water injection, selecting, based on engine operating conditions, a location for water injection from among an intake port, the intake manifold, and directly into a cylinder; and
injecting an amount of water into the selected location responsive to engine conditions; and
adjusting an engine operating parameter responsive to a first portion of the amount of water that vaporized and a second portion of the amount of water that remained liquid.

US Pat. No. 10,337,422

CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE, AND ABNORMALITY DIAGNOSIS SYSTEM FOR CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

Toyota Jidosha Kabushiki ...

1. A control apparatus for an internal combustion engine, the control apparatus comprising:a turbocharger including a turbine provided in an exhaust passage of the internal combustion engine and a compressor provided in an intake passage of the internal combustion engine;
a bypass passage that branches off from the exhaust passage at a branching point upstream of the turbine and that merges with the exhaust passage at a merging point downstream of the turbine;
a waste gate valve installed in the bypass passage, the waste gate valve being configured to change a cross-sectional area of a passage of exhaust gas in the bypass passage;
a turbo bypass valve installed in the exhaust passage between the branching point and the merging point, the turbo bypass valve being configured to change a cross-sectional area of a passage of exhaust gas that passes through the turbine;
an air-fuel ratio sensor provided in the exhaust passage downstream of the merging point; and
an electronic control unit configured to
when a predetermined acceleration request for shifting an operation status of the internal combustion engine from a normal aspiration region to a supercharging region is established and a required opening degree of the turbo bypass valve is larger than a predetermined reference opening degree, execute air-fuel ratio control for changing an air-fuel ratio of exhaust gas from the internal combustion engine for a predetermined first period, the normal aspiration region being a region in which normal aspiration operation is performed and the waste gate valve is open, the supercharging region being a region in which supercharging operation is performed, and
at the time when the waste gate valve is controlled in response to the predetermined acceleration request, close the waste gate valve based on a convergence status of detected air-fuel ratio fluctuations, the detected air-fuel ratio fluctuations being fluctuations in air-fuel ratio that is detected by the air-fuel ratio sensor resulting from the air-fuel ratio control.

US Pat. No. 10,337,421

ENGINE DEVICE

YANMAR CO., LTD., Osaka ...

1. An engine device comprising:at least one cylinder;
an intake manifold configured to supply air into the at least one cylinder;
an exhaust manifold configured to discharge exhaust gas from the at least one cylinder;
at least one main fuel injection valve configured to inject liquid fuel into the at least one cylinder;
at least one gas injector configured to mix gas fuel with the air supplied by the intake manifold;
a supercharger comprising a compressor and configured to compress air through a use of the exhaust gas from the exhaust manifold;
an intercooler configured to cool compressed air resulting from the compression by the supercharger and supply resultant cooled air to the intake manifold;
a main throttle valve disposed at a portion where an outlet of the supercharger and an inlet of the intercooler are coupled to each other;
an exhaust bypass flow path configured to couple an outlet of the exhaust manifold to an exhaust outlet of the supercharger;
an exhaust bypass valve disposed in the exhaust bypass flow path;
an air supply bypass flow path configured to bypass the compressor of the supercharger; and
an air supply bypass valve disposed in the air supply bypass flow path,
an engine control unit configured to:
when a load on the engine device is lower than a predetermined load L1 falling within a low load range, perform a feedback control on the main throttle valve, and when the load is higher than the predetermined load L1, perform a map control based on a data table on the main throttle valve, and
when the load on the engine device is higher than a predetermined load L2 which is higher than the predetermined load L1, adjust an opening degree of the main throttle valve to a fully-open opening degree, and control each of the exhaust bypass valve and the air supply bypass valve to allow a pressure inside the intake manifold to be adjusted to a target value based on the load.

US Pat. No. 10,337,420

METHOD FOR CONTROLLING ENGINE SYSTEM

HYUNDAI MOTOR COMPANY, S...

1. A method for controlling an engine system having a supercharger and a turbocharger, wherein the supercharger is mounted to a rear end of an intercooler, the method comprising:an accelerator-pedal-opening-degree determination operation of determining, by a controller, whether an opening degree of an accelerator pedal detected after an engine starts is a first reference value or more;
a first coolant temperature determination operation of determining whether, when the opening degree of the accelerator pedal determined in the accelerator-pedal-opening-degree determination operation is less than the first reference value, a detected temperature of a coolant is a second reference value or more;
a second coolant temperature determination operation of determining whether the temperature of the coolant determined in the first coolant temperature determination operation is the second reference value or more and is within a temperature range; and
a boosting operation of, by the controller, calculating boosting contribution rates of the supercharger and the turbocharger, respectively, when the determined temperature of the coolant is within the temperature range in the second coolant temperature determination operation, and driving the supercharger and the turbocharger using the calculated boosting contribution rates,
wherein in the accelerator-pedal-opening-degree determination, operation, when the determined opening degree of the accelerator pedal is the first reference value or more, the controller determines that the engine is in a rapid-acceleration driving mode and terminates the method for controlling the engine system.

US Pat. No. 10,337,419

METHOD AND SYSTEM FOR DIESEL CYLINDER DEACTIVATION

Eaton Intelligent Power L...

1. A pollution management system for a diesel engine, comprising:a diesel engine comprising a plurality of combustion cylinders, each of the plurality of combustion cylinders comprising a respective:
piston connected to a crankshaft;
fuel injector connected to an injection controller;
intake valve connected to an intake valve controller; and
exhaust valve connected to an exhaust valve controller;
a load monitoring sensor;
a controllable intake assisting device connected to the diesel engine and configured to selectively boost air supplied to the diesel engine;
an exhaust system connected to the exhaust valves, the exhaust system comprising:
a catalyst for filtering pollution from an exhaust stream; and
a sensor for measuring a pollution level in the exhaust stream; and
a control unit comprising a processor, a memory device, and processor-executable control algorithms stored in the memory, the control algorithms configured to iteratively:
receive load data;
determine a load on the engine;
determine an engine output requirement based on the load on the engine;
select between increasing and decreasing an air to fuel ratio;
receive pollution level sensor data from the sensor;
determine a pollution level in the exhaust stream;
determine whether the pollution level exceeds a pollution threshold for pollution exiting the exhaust system;
when the pollution level in the exhaust stream exceeds the pollution threshold:
select at least one of the plurality of combustion cylinders for deactivation, wherein the plurality of combustion cylinders selected for deactivation are configured to change in number or location among iterations;
command the injection controller to deactivate the respective fuel injector for the at least one of the selected combustion cylinders;
command the intake valve controller to deactivate the respective intake valve for the at least one of the selected combustion cylinders;
command the exhaust valve controller to deactivate the respective exhaust valve controller for the at least one of the selected combustion cylinders;
command variations in the air to fuel ratio for each of the active plurality of combustion cylinders among iterations so that the air to fuel ratio is selectively increased or decreased among respective iterations to control the pollution level exhausted from the engine so that the pollution level exiting the exhaust system is below the pollution threshold while the at least one of the plurality of combustion cylinders is selected for deactivation; and
when a load on the engine is below a first threshold, adjust the number of the plurality of combustion cylinders selected for deactivation to meet engine output requirements.

US Pat. No. 10,337,418

SYSTEM FOR REACTIVATING DEACTIVATED CYLINDERS

Ford Global Technologies,...

1. An engine system, comprising:an engine including a first cylinder with a first intake valve and a first exhaust valve;
a first deactivating valve operator in mechanical communication with the first intake valve;
a first non-deactivating valve operator in mechanical communication with the first exhaust valve; and
a controller including instructions to activate the first intake valve in response to an estimate of an oil amount in a cylinder.

US Pat. No. 10,337,417

CONTROL UNIT FOR INTERNAL COMBUSTION ENGINE

AISIN SEIKI KABUSHIKI KAI...

1. A control unit for an internal combustion engine, comprising:a valve opening/closing timing control apparatus including:
a driving side rotary body rotatable about a rotational axis in synchronism with a crankshaft of an internal combustion engine;
a driven side rotary body mounted rotatably about the same axis as the rotational axis relative to the driving side rotary body, the driven side rotary body being rotatable together with an exhaust cam shaft controlling opening/closing of an exhaust valve of the internal combustion engine; and
a phase adjustment mechanism configured to set a relative rotational phase between the driving side rotary body and the driven side rotary body;
the exhaust cam shaft being configured to open/close the exhaust valves of a plurality of cylinders with a predetermined rotational angular spacing therebetween;
after an opening timing of the exhaust valve, an advancing operation being effected to displace the relative rotational phase in an advancing direction relative to the opening timing; and
subsequently, the relative rotational phase being displaced in a direction of a retarding operation releasing the advancing operation in order to cause the exhaust valve of another cylinder which is to effect an exhaust operation next to open at an original opening timing, wherein:
the phase adjustment mechanism sets the relative rotational phase between the driving side rotary body and the driven side rotary body by an electrically powered actuator,
there is provided a controlling section controlling the electrically powered actuator, and
the controlling section sets a period required for the advancing operation longer than a period required for the retarding operation.

US Pat. No. 10,337,416

METHODS AND SYSTEMS FOR DETERMINING ENGINE MISFIRE

Ford Global Technologies,...

1. A method for operating an engine, comprising:opening and closing an exhaust valve of a cylinder during a cylinder cycle;
operating the engine with blow through conditions present during the cylinder cycle;
sampling an exhaust pressure sensor in an exhaust passage of the cylinder during the cylinder cycle but not sampling the exhaust pressure sensor during the blow through conditions in the cylinder, where the blow through conditions include a condition where an intake valve of the cylinder is open while the exhaust valve is open and intake manifold pressure is greater than exhaust pressure;
determining peak exhaust pressure based on the sampling of the exhaust pressure sensor; and
adjusting operation of the cylinder in response to the peak exhaust pressure.

US Pat. No. 10,337,415

METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE

Daimler AG, Stuttgart (D...

1. A method for operating an internal combustion engine of a motor vehicle, the method comprising:directly injecting fuel into at least one combustion chamber of the internal combustion engine using at least one injection device; and
igniting, by a spark ignition device, a mixture of fuel and air in the combustion chamber,
wherein the internal combustion engine is operated selectively in:
at least one first operating mode with at least one first valve lift of at least one gas exchange valve of the internal combustion engine, associated with the combustion chamber, and
at least one second operating mode with at least one second valve lift of the gas exchange valve, which is smaller than the first valve lift,
wherein a charge movement of the mixture in the second operating mode is assisted by at least one further injection of fuel directly into the combustion chamber, which is carried out prior to the ignition,
wherein the internal combustion engine is operated in homogeneous operation in the second operating mode, and
wherein the spark ignition device performs the ignition in the second operating mode.

US Pat. No. 10,337,414

DEVICES AND METHODS FOR EARLY PREDICTION OF IMPENDING INSTABILITIES OF A SYSTEM

INDIAN INSTITUTE OF TECHN...

1. A system for predicting and controlling the onset of an event in turbulent systems comprising:a processor, and a memory, wherein the memory comprises instructions for the processor to:
derive a time series data from sensor signal data obtained from one or more sensors connected to the turbulent system via a signal conditioning circuitry;
process the time series data using one of visibility graph, horizontal visibility graph or threshold grouping to derive a complex network, the complex network comprising nodes corresponding to the data, wherein connections between the nodes represent non-trivial topological features that characterize a state of the turbulent system;
calculate network properties using the complex network, wherein the network properties include at least a global efficiency and a shortest path length of the complex network, wherein the global efficiency is a function of the shortest path length;
compare the calculated global efficiency with that of set operating conditions to identify one of:
a transition state, wherein the transition state includes a transition from a stable state to a precursor state of the system, or
a precursor state, wherein the precursor state indicates an onset of an instability event in the system;
generate a control signal if the transition state or precursor state is identified; and
transmit the control signal to a controller, wherein the controller is configured to alter one or more operating inputs via a control device based on the control signal to restore stable operation of the turbulent system.

US Pat. No. 10,337,412

LIQUID FUEL CONTROL VALVE FOR GAS TURBINE ENGINE AND METHOD FOR CONTROLLING FLOW OF LIQUID FUEL TO ENGINE

General Electric Company,...

1. A pressure balanced valve for a combustor of a gas turbine, the pressure balanced valve comprising:a housing including a fluid inlet and fluid outlets;
an actuator within the housing and movable between an open position and a closed position, wherein the actuator is spherical, includes an interior chamber and has an actuator inlet to the interior chamber which is aligned with the fluid inlet of the housing and has actuator outlets from the interior chamber which are each aligned with one of the fluid outlets of the housing while the actuator is in the open position;
a fluid path through the housing and the interior chamber of the actuator and the fluid path extends from the housing fluid inlet to the housing fluid outlets, wherein the fluid path allows fluid flow through the housing and the actuator while the actuator is in the open position;
wherein the fluid path is blocked while the actuator is in the closed position such that fluid cannot flow from the housing fluid inlet to the housing fluid outlets and fluid cannot flow between the housing fluid outlets, and
wherein a first housing outlet of the housing fluid outlets is connected to a first combustion can of the combustor, and a second housing outlet of the housing fluid outlets is connected to a second combustion can of the combustor.

US Pat. No. 10,337,411

AUTO THERMAL VALVE (ATV) FOR DUAL MODE PASSIVE COOLING FLOW MODULATION

General Electric Company,...

1. An auto thermal valve for dual mode passive cooling flow modulation, comprising:a gas flow inlet port;
a gas flow outlet port;
a temperature dependent expandable element;
a rod coupled to the temperature dependent expandable element; and
a valve disc coupled to a distal end of the rod, the temperature dependent expandable element displacing the valve disc in response to a change in temperature;
wherein the valve disc is displaced away from a valve seat by the temperature dependent expandable element at temperatures above and below a range of temperatures to allow a flow of cooling gas to pass from the gas flow inlet port to the gas flow outlet port, and wherein the valve disc engages the valve seat to block the flow of cooling gas from flowing from the gas flow inlet port to the gas flow outlet port at temperatures within the range of temperatures.

US Pat. No. 10,337,410

ANALYSIS METHOD FOR MEASUREMENT ERROR OF OPERATING PARAMETERS OF GAS TURBINE AND CONTROL APPARATUS

SIEMENS AKTIENGESELLSCHAF...

1. A fuel gas system of a gas turbine, comprising:a fuel line to transport fuel gas to the gas turbine;
a plurality of sensors to respectively measure multiple values of respective physical operating parameters of the fuel gas in the fuel line; and
a programmable controller for the gas turbine programmed to execute an analysis method for detecting a measurement error of operating parameters of a gas turbine, the controller being configured to:
put measured values of operating parameters into functions whose variables include the operating parameters, to calculate results of the functions;
compare the results of the functions, once calculated, with respective analysis ranges of the respective corresponding functions;
identify, based upon the comparison, one or more measured values of operating parameters who are at least part of the variables of the respective functions whose calculated results fail to fall within the analysis ranges of the respective corresponding functions;
determine, among the identified one or more measured values, a measured value of a physical operating parameter which is not a variable of the respective function whose calculated results fall within the analysis ranges of the respective corresponding functions has a relatively highest likelihood of a measurement error; and
signal which of the sensors of the fuel gas system corresponds to the measured value of the physical operating parameter determined to have the relatively highest likelihood of the measurement error.

US Pat. No. 10,337,408

THERMAL INSULATION BLANKET AND THERMAL INSULATION BLANKET ASSEMBLY

MRA Systems, LLC, Baltim...

1. A thermal insulation cover, comprising:an aerogel insulation material having a first surface and a second surface that is oppositely-disposed from the first surface;
a backing covering the second surface of the aerogel insulation material; and
a metallic foil skin layer covering the first surface of the aerogel insulation material and wrapping around an end of the aerogel insulation material and a portion of the backing and a portion of the second surface.

US Pat. No. 10,337,407

LOW NOISE COMPRESSOR FOR GEARED GAS TURBINE ENGINE

UNITED TECHNOLOGIES CORPO...

1. A gas turbine engine, comprising:a fan, a compressor section having a low pressure compressor and a high pressure compressor, and a turbine section having a low pressure turbine, the low pressure turbine for driving the low pressure compressor and the fan;
a gear reduction effecting a reduction in the speed of the fan relative to a speed of the low pressure turbine; and
at least one stage of the compressor section having a ratio of vanes to blades that is greater than or equal to 1.8, wherein the corrected tip speed of the blades is greater than or equal to 480 ft/sec at an approach speed.

US Pat. No. 10,337,406

METHOD AND APPARATUS FOR HANDLING PRE-DIFFUSER FLOW FOR COOLING HIGH PRESSURE TURBINE COMPONENTS

United Technologies Corpo...

1. A gas turbine engine comprising:a compressor section;
a combustor section;
a diffuser case module with a multiple of struts within an annular flow path from said compressor section to said combustor section, wherein a first of said multiple of struts is configured with a plurality of mid-span pre-diffuser inlets that are fluidly coupled with said annular flow path; and
a manifold fluidly coupled with said mid-span pre-diffuser inlets and a bearing compartment.

US Pat. No. 10,337,405

METHOD AND SYSTEM FOR BOWED ROTOR START MITIGATION USING ROTOR COOLING

General Electric Company,...

1. A gas compressor comprising:a rotor;
a plurality of stages of compression extending along said rotor from an inlet stage configured to receive a flow of relatively low pressure gas to an outlet stage configured to discharge a flow of relatively high pressure gas;
a casing at least partially surrounding said plurality of stages; and
a conduit extending radially inwardly from said casing to an area proximate said rotor, wherein said conduit is configured to channel a flow of cooling fluid from said casing to the area proximate said rotor after shutdown of the gas compressor.

US Pat. No. 10,337,404

PREFERENTIAL COOLING OF GAS TURBINE NOZZLES

General Electric Company,...

1. A turbine engine, comprising:a turbine nozzle assembly with a plurality of circumferentially spaced first components and second components; and
a plurality of transition pieces each defining a hot gas path from a combustor of a plurality of combustors to the turbine nozzle assembly, wherein the plurality of transition pieces are arranged circumferentially about a rotational axis of the turbine engine in a plurality of pairs of adjacent transition pieces, and each pair of adjacent transition pieces of the plurality of transition pieces has an interface circumferentially between the adjacent transition pieces in the pair of adjacent transition pieces;
wherein the first components are aligned with the interfaces, the second components are disposed between the interfaces and are aligned with the hot gas paths from the plurality of combustors through openings of individual transition pieces of the plurality of transition pieces, and the second components are configured to be cooled more than the first components,
wherein the first components comprise first band segments aligned with the interfaces, the second components comprise second band segments aligned with the openings, and the first band segments have fewer cooling holes than the second band segments.

US Pat. No. 10,337,403

GAS TURBINE COMBINED CYCLE FACILITY AND WATER-SURFACE FACILITY

MITSUBISHI HEAVY INDUSTRI...

1. A gas turbine combined cycle facility comprising:a gas turbine unit provided with an intake duct;
a heat recovery steam generator for recovering exhaust gas from the exhaust gas produced by the gas turbine unit and producing steam;
an exhaust duct for guiding the exhaust gas of the gas turbine unit to the heat recovery steam generator; and
a supporting frame which supports the gas turbine unit, the heat recovery steam generator, and the exhaust duct, wherein
the supporting frame includes a plurality of base members which are arranged in a vertical direction,
the plurality of base members includes a first base member positioned on an uppermost layer, a second base member positioned on an intermediate layer, and a third base member positioned on a lowermost layer, wherein the area of the third base member is larger than the area of the second base member,
the intake duct is disposed on the first base member,the gas turbine unit is disposed on the second base member,the heat recovery steam generator is disposed on the third base member,
a height of the heat recovery steam generator extends above the second base member, and
the heat recovery steam generator is disposed side-by-side so that a direction in which exhaust gas flows in the heat recovery steam generator is parallel to a turbine axis direction of the gas turbine unit.

US Pat. No. 10,337,402

SYSTEMS AND METHODS FOR A MOBILE POWER PLANT WITH IMPROVED MOBILITY AND REDUCED TRAILER COUNT

General Electric Company,...

1. An interconnecting trailer system for connecting a plurality of trailers, comprising:a first trailer configured to be towed by a motorized vehicle, wherein the first trailer comprises:
one or more first wheels;
a turbine enclosure configured to at least partially surround a turbine; and
an exhaust section configured to mount above the turbine enclosure, wherein the first trailer is configured to removably couple with a second trailer having a generator.

US Pat. No. 10,337,401

TURBINE ENGINE WITH A TURBO-COMPRESSOR

United Technologies Corpo...

1. A turbine engine, comprising:a turbo-compressor including a compressor section and a turbine section, the turbo-compressor including a rotor that comprises a rotor disk, a plurality of compressor blades and a plurality of turbine blades positioned radially outboard of the compressor blades, each of the compressor blades connecting a respective one of the turbine blades to the rotor disk;
a combustor section including a combustor and a plenum adjacent the combustor;
a second compressor section fluidly coupled between the compressor section and the combustor section, the second compressor section fluidly downstream of the compressor blades;
a flow path extending through the compressor section, the second compressor section, the combustor section and the turbine section; and
a recuperator configured within the flow path between the combustor section and the turbine section, wherein an inlet duct to the recuperator is fluidly coupled with the flow path upstream of the plenum and configured to direct a portion of compressed air flowing through the flow path to the recuperator, and an outlet duct from the recuperator is fluidly coupled with the plenum.

US Pat. No. 10,337,400

VARIABLE COMPRESSION RATIO INTERNAL COMBUSTION ENGINE AND LEARNING METHOD THEREFOR

NISSAN MOTOR CO., LTD., ...

1. A learning method for a variable compression ratio internal combustion engine having a variable compression ratio mechanism capable of changing an engine compression ratio in accordance with a rotational position of a control shaft, a drive motor for changing and holding the rotational position of the control shaft, a first stopper provided outside of an engine body for mechanically restricting a position of maximum rotation of the control shaft in a first rotational direction by bringing a first movable part, which operates in conjunction with the control shaft, into abutted-engagement with the first stopper, and a second stopper provided inside of the engine body for mechanically restricting a position of maximum rotation of the control shaft in a second rotational direction opposite to the first rotational direction by bringing a second movable part, which operates in conjunction with the control shaft, into abutted-engagement with the second stopper, comprising:learning a reference position of the control shaft in a state where the position of maximum rotation of the control shaft in the first rotational direction has been mechanically restricted by the first stopper; and
learning a maximum conversion angle range of the control shaft in a state where the position of maximum rotation of the control shaft in the second rotational direction has been mechanically restricted by the second stopper, after the reference position of the control shaft has been learned.

US Pat. No. 10,337,399

PORTABLE GENERATORS

Kohler Co.

1. A modular portable generator frame system, the system comprising:an open space frame including a top, opposing bottom, a plurality of horizontally extending top lateral elements perimetrically circumscribing the top of the frame, a plurality of horizontally extending bottom lateral elements perimetrically circumscribing the bottom of the frame, and vertically extending corner elements each being coupled between a pair of the top and bottom lateral elements;
an open interior space defined by the frame;
a plurality of corner members each comprising a central body and plurality of elongated radially extending mounting tangs extending outwards from the central body and having a first set of locking features;
each corner member arranged at an intersection of either a pair of the top lateral elements or a pair of the bottom lateral elements;
a plurality of connector plates each comprising a second set of locking features complementary configured with the first set of locking features to form an interlocked keyed fit;
wherein each of the top and bottom lateral elements and vertically extending corner elements are formed by an interlocked assembly of a pair of the plurality of the connector plates which lockingly receive therebetween one of the mounting tangs from each of two opposing corner members;
wherein each mounting tang includes a mounting hole concentrically aligned with a mating mounting hole in each connector plate of the assembly which receives a removable fastener therethrough which secures the assembly together.

US Pat. No. 10,337,398

BLOWBY GAS TREATMENT DEVICE FOR INTERNAL COMBUSTION ENGINE WITH SUPERCHARGER

MAHLE FILTER SYSTEMS JAPA...

1. A blowby gas treatment device for an internal combustion engine with a supercharger, the internal combustion engine provided with a supercharger in an upstream side of a throttle valve in an intake passage,the blowby gas treatment device comprising:
a fresh air introduction passage, wherein one end of the fresh air introduction passage is connected to an upstream side of the supercharger and another end of the fresh air introduction passage is communicated with a crankcase of the internal combustion engine;
a first blowby gas passage, wherein one end of the first blowby gas passage is connected to a venturi part provided in the upstream side of the supercharger in the intake passage and another end of the first blowby gas passage is communicated with the crankcase;
a first check valve being interposed in the fresh air introduction passage and structured to prevent a flow from a crankcase side to an intake passage side; and
a second check valve being interposed in the first blowby gas passage and structured to prevent a flow from the intake passage side to the crankcase side.

US Pat. No. 10,337,397

PRE-CHAMBER IGNITION SYSTEM

Ford Global Technologies,...

1. A method for operation of a pre-chamber ignition system in an engine, comprising:during a compression stroke, injecting a fuel into a pre-chamber from a pre-chamber fuel injector coupled to the pre-chamber to form an air fuel mixture, igniting the air fuel mixture in the pre-chamber via an ignition device coupled to the pre-chamber; and
during an intake stroke subsequent to the compression stroke, flowing purge air from a positive displacement pump into the pre-chamber through a purge passage traversing the engine;
where the pre-chamber is in fluid communication with a combustion chamber, where the positive displacement pump includes a plunger attached to a valve stem of a valve coupled to the combustion chamber, where the flow of purge air is generated by reciprocal motion of the plunger, and where the valve is an intake valve or an exhaust valve of the combustion chamber.

US Pat. No. 10,337,395

SYSTEM AND METHOD FOR OPERATING A PRESSURE-RELIEVING FLUID-METERING VALVE ASSEMBLY

Illinois Tool Works Inc.,...

8. A fluid metering assembly configured to be in fluid communication with a fluid passage of a fluid conduit, the fluid metering assembly comprising:a metering valve rotatably secured within an internal chamber;
wherein the metering valve is rotatable between an open position in which fluid flows through the fluid passage and a closed position in which the fluid is prevented from flowing through the fluid passage, and wherein the metering valve is also rotatable into a pressure relief position beyond the closed position that is configured to allow a reduced portion of the fluid to flow through the fluid passage, the pressure relief position being rotatably past the closed position and opposite from a direction towards the open position.

US Pat. No. 10,337,394

BLOWER FOR VEHICLE

DENSO CORPORATION, Kariy...

1. A blower for a vehicle comprising:a blower fan that supplies air to a heat exchanger, the heat exchanger having a core that performs a heat exchange between a heat medium and the air;
a half shroud that covers a part of the core and defines an air passage extending from the heat exchanger to the blower fan;
a leg that fixes the half shroud to the heat exchanger, the leg being arranged in a non-overlapping portion in which the half shroud and the core are located not to overlap with each other; and
a blocking plate attached to the leg in the non-overlapping portion, the blocking plate preventing the air, which is blown by the blower fan, from flowing through the non-overlapping portion into an upstream area of the blower fan, wherein
the leg has a lattice shape defining openings therein,
the blocking plate is attached to the leg on a downstream portion of the leg in the flow direction of the air through the fan and closes the openings of the leg
the half shroud includes a tubular portion having an annular shape and surrounding an outer periphery of the blower fan, and
the blocking plate is connected to the tubular portion and has a plate shape extending along a direction substantially perpendicular to the flow direction of the air through the fan.

US Pat. No. 10,337,393

DIRT TRAP AS A FUNCTIONAL MODULE IN THE IMPELLER OF A COOLANT PUMP

1. A coolant pump of an internal combustion engine, comprising:a pump casing,
a pump shaft rotatably supported in the pump casing by a water pump bearing assembly, and
an impeller connected in a rotationally fixed manner to the pump shaft, the impeller is associated with an intake space,
wherein a rotation of the impeller, together with associated blades, pumps a coolant as a working medium in a fluid or volume flow from the intake space, via a coolant outlet of the coolant pump, into a cooling system of the internal combustion engine,
wherein a functional module is attached to the impeller on a side of the impeller facing away from the intake space, the functional module including an enclosed space defined by a wall of the impeller blade and a connected portion of the functional module attached to the impeller blade wall, wherein the working medium flows into the enclosed space of the functional module from the intake space via at least one opening in the impeller blade wall and exits the enclosed space via a flow outlet formed in the connected portion.

US Pat. No. 10,337,392

MULTICYLINDER ENGINE COOLING APPARATUS

SUBARU CORPORATION, Toky...

1. A multicylinder engine cooling apparatus configured to cool an engine by flowing cooling water through the engine, the engine comprising a cylinder head to which a plurality of pairs of intake pipes and exhaust pipes are coupled based on a layout of a plurality of cylinders, the multicylinder engine cooling apparatus comprising:an exhaust side cooling passage individually formed to extend in an exhaust side of the cylinder head in which the plurality of exhaust pipes are disposed;
an intake side cooling passage individually formed to extend in an intake side of the cylinder head in which the plurality of intake pipes are disposed;
a first downstream cooling water passage through which the cooling water having passed through the exhaust side cooling passage flows without passing through the intake side cooling passage;
a second downstream cooling water passage that allows the cooling water having passed through the exhaust side cooling passage and then the intake side cooling passage to flow to the first downstream cooling water passage at a point between ends of the first downstream cooling water passage; and
a switching valve configured to switch a flow passage of the cooling water discharged from the exhaust side cooling passage between the intake side cooling passage and the first downstream cooling water passage.

US Pat. No. 10,337,391

DEVICE FOR COOLING AND HEATING UREA SOLUTION FOR CONSTRUCTION MACHINE, AND CONTROL METHOD THEREFOR

Volvo Construction Equipm...

1. A device for cooling and heating a urea solution for a construction machine, the device comprising:an engine including a cooling fan, a coolant pump, and a main cooler;
a urea solution tank storing the urea solution and provided with an embedded heat exchange pipe through which first coolant or second coolant circulates;
an additional coolant tank storing the second coolant for cooling the urea solution stored in the urea solution tank;
a water pump supplying the second coolant from the additional coolant tank to the heat exchange pipe;
a valve configured to be opened or closed in order to supply the first coolant by driving of the coolant pump and the second coolant of the additional coolant tank by driving of the water pump to the heat exchange pipe of the urea solution tank through a supply line, and in order to move the first coolant and the second coolant, which are heat-exchanged at the heat exchange pips of the urea solution tank, to the coolant pump and to the additional coolant tank, respectively; and
a controller outputting drive: signals to a driver of the water pump in order to supply the second coolant of the additional coolant, tank by the water pump through the valve and the supply line when a temperature of the urea solution in the urea solution tank exceeds a set temperature and to a driver of the coolant pump in order to supply the first coolant by the coolant pump to the heat exchange pipe of the urea solution tank through the valve and the supply line when the temperature of the urea solution in the urea solution tank is equal to or lower than the set temperature, and opening or closing the valve.

US Pat. No. 10,337,390

SYSTEM AND METHOD FOR CHARGING PLUG-IN HYBRID VEHICLE

Hyundai Motor Company, S...

1. A system for charging a plug-in hybrid vehicle, the system comprising:a cooler configured to cool an on-board charger by circulating coolant therethrough, the on-board charger charging a battery of the vehicle, wherein the cooler comprises a radiator fan configured to adjust a temperature of a cooling medium that circulates to cool the on-board charger; and
a controller having a reference voltage range previously stored therein,
wherein the controller receives information of a voltage of the battery,
wherein when the voltage of the battery is within the reference voltage range, the controller decreases a frequency of operation of the cooler that consequently decreases an intensity of the cooler, and when the voltage of the battery is out of the reference voltage range, the controller increases the frequency of operation of the cooler that consequently increases the intensity of the cooler,
wherein when the voltage of the battery is lower than the reference voltage range, the controller controls the radiator fan to operate when a temperature of the on-board charger has reached an operating temperature range that is previously stored, and
wherein when the voltage of the battery is within the reference voltage range, the controller controls the radiator fan to operate when the temperature of the on-board charger has reached a corrected temperature range that is previously set as higher than the operating temperature range.

US Pat. No. 10,337,389

CONTROL MEANS FOR CONTROLLING THE COOLANT FLOWS OF A SPLIT COOLING SYSTEM

Ford Global Technologies,...

1. A method, comprising:rotating a rotating body of a control valve of a split cooling system to a position based on conditions to selectively direct coolant flow from an upper side of a cylinder head and from a crankcase to each of a main coolant circuit, a secondary coolant circuit, and an external bypass, and where coolant from the upper side of the cylinder head mixes with coolant from the crankcase and flows to a cooler arrangement without flowing to a heating arrangement for heating a vehicle interior in response to an engine temperature being greater than or equal to a desired engine operating temperature in one of a plurality of control positions.

US Pat. No. 10,337,388

CORROSION RESISTANT METAL SUBSTRATE

1. A corrosion resistant metal substrate comprisinga plated substrate comprising a steel or aluminium substrate and a plating layer selected from:
i. a nickel or nickel-based layer on the steel or aluminium substrate, or
ii. a nickel or nickel-based layer on the steel or aluminium substrate having a cobalt layer on the nickel or nickel-based layer, and
a diffusion layer directly on the plating layer;
the diffusion layer being produced by electrodepositing a molybdenum oxide layer from an aqueous solution onto the plated substrate, wherein the plated substrate acts as a cathode, wherein the aqueous solution comprises a molybdenum salt and an alkali metal phosphate and wherein the pH of the aqueous solution is adjusted to between 4.0 and 6.5, wherein the plated substrate provided with the molybdenum oxide layer is subjected to an annealing step in a reducing atmosphere to, at least partly, reduce the molybdenum oxide in the molybdenum oxide layer to molybdenum metal in a reduction annealing step and to form, simultaneously or subsequently, in the annealing step the diffusion layer which contains nickel and molybdenum, wherein the nickel originates from the nickel or nickel-based layer, and the molybdenum originates from the molybdenum oxide layer,
wherein if the cobalt layer is on the nickel or nickel-based layer then the diffusion layer further contains cobalt that originates from the cobalt layer,
wherein the diffusion layer has a thickness of between 10 and 200 nm, and
wherein the diffusion layer further comprises 5 to 15 wt. % phosphorus that originates from the alkali metal phosphate.

US Pat. No. 10,337,387

APPLIED-IGNITION, LIQUID-COOLED INTERNAL COMBUSTION ENGINE WITH COOLED CYLINDER HEAD

Ford Global Technologies,...

6. A system, comprising:a cylinder head with integrated exhaust lines merging at a collection point forming an overall exhaust line;
an upper coolant jacket and a lower coolant jacket each integrated in the cylinder head; and
a protective heat shield positioned within the overall exhaust line and having a same cross sectional shape as the overall exhaust line, the protective heat shield including at least one tongue-like projection formed by at least one cut out in one or more directions of at least one individual exhaust line.

US Pat. No. 10,337,386

METHOD OF TESTING A PROPER FUNCTIONING OF A SELECTIVE CATALYTIC REDUCTION SYSTEM

GM GLOBAL TECHNOLOGY OPER...

1. A method of testing the functioning of a selective catalytic reduction system of an internal combustion engine having a catalyst disposed in an exhaust pipe of the engine, an injector disposed in the exhaust pipe upstream of the catalyst for injecting a reducing agent, a pump for providing the reducing agent from a tank to the injector via a supply conduit, a pressure sensor for measuring a pressure within the supply conduit, and an electronic control unit having processor stored executable instructions to perform the method which comprises:operating the engine at idle speed;
executing a functionality check of the pressure sensor while operating the engine at idle speed;
operating the engine to increase an exhaust gas temperature in the exhaust pipe upstream of the catalyst;
executing a functionality check of the pump;
executing a functionality check of the injector, after the functionality check of the pump and once the exhaust gas temperature has reached a predetermined target value thereof;
executing a functionality check of the supply conduit after the functionality check of the injector; and
executing a cleaning phase of the catalyst from the reducing agent stored in the catalyst of the selective catalytic reduction system closing the injector when the functionality checks of the pressure sensor, the pump, the injector and the supply conduit yield a positive result.

US Pat. No. 10,337,385

INJECTOR DEPOSIT DETECTION FOR SCR INJECTION SYSTEM

Perkins Engines Company L...

1. A method for monitoring a selective catalytic reduction (SCR) injection system for an internal combustion engine, the SCR injection system including a pump and a reductant injector, the method including:operating the pump;
measuring a first pressure drop value in the SCR injection system during a first actuation of the reductant injector;
measuring a second pressure drop value in the SCR injection system during a second actuation of the reductant injector, the second actuation occurring after the first actuation;
calculating a first deviation, the first deviation being a magnitude of the first pressure drop value minus the second pressure drop value;
comparing the first deviation to a first predetermined threshold; and
performing a deposit mitigation strategy for reducing deposits at an outlet of the reductant injector in response to the first deviation exceeding the first predetermined threshold.

US Pat. No. 10,337,384

SYSTEM AND METHOD FOR DETERMINING EXHAUST TEMPERATURE

Ford Global Technologies,...

1. A method for an engine coupled in a vehicle, comprising:inferring a composite transient exhaust temperature based on a duty cycle of an exhaust gas sensor heater and further based on vehicle conditions during transient vehicle operation, the vehicle conditions including engine load, vehicle speed, and exhaust flange temperature; and
adjusting engine operation based on the composite transient exhaust temperature.

US Pat. No. 10,337,383

SELECTIVE CATALYST REDUCTION EFFICIENCY DETERMINATION

GM Global Technology Oper...

1. A method of operating an internal combustion engine employing an after-treatment (AT) system with a selective catalytic reduction (SCR) catalyst configured to treat an exhaust gas generated by the engine, comprising:supplying an intake airflow to the engine via an intake passage to thereby operate the engine and generate the exhaust gas;
detecting, via a NOX sensor, an actual first concentration of nitrogen oxide (NOX) in the exhaust gas upstream of the SCR catalyst and communicating a signal indicative of the detected actual first concentration of the NOX to a controller configured to regulate the AT system;
treating, via the SCR catalyst, the exhaust gas to reduce concentration of the NOX therein and directing the treated exhaust gas to an exhaust gas passage;
recirculating, via an exhaust gas recirculation (EGR) passage, a portion of the treated exhaust gas from the exhaust gas passage to the intake passage;
detecting, via an intake airflow sensor, an amount of the intake airflow supplied to the engine when the portion of the treated exhaust gas is recirculated, and communicating to the controller a signal indicative of the detected amount of intake airflow;
determining, via the controller, a theoretical first NOX concentration in the exhaust gas between the engine and the SCR catalyst after recirculating the portion of the treated exhaust gas; and
determining, via the controller using a mathematical relationship, a theoretical second NOX concentration in the exhaust passage downstream of the SCR catalyst using the detected actual first NOX concentration, the determined theoretical first NOX concentration, and the detected amount of intake airflow;
determining via the controller, after recirculating the portion of the treated exhaust gas, a theoretical efficiency of the SCR catalyst using the detected actual first concentration of the NOX and the determined theoretical second NOX concentration;
maintaining, via the controller, operation of the AT system when the determined theoretical efficiency of the SCR catalyst is at or above a predetermined value; and
activating, via the controller, a sensory signal indicative of the SCR catalyst having malfunctioned when the determined theoretical efficiency of the SCR catalyst is below the predetermined value.

US Pat. No. 10,337,382

HEAT RECOVERY DEVICE AND EXHAUST LINE FITTED WITH SUCH DEVICE

1. A heat recovery device for an exhaust line, the heat recovery device comprising:a valve body having at least one exhaust gas inlet and at least one exhaust gas outlet, the valve body inwardly defining a direct flow path for exhaust gases from the exhaust gas inlet to the exhaust gas outlet;
a heat exchanger to exchange heat between the exhaust gases and a heat transfer fluid, the heat exchanger comprising a flow path for the exhaust gases and a flow path for the heat transfer fluid, the flow path for the exhaust gases having upstream and downstream ends respectively emerging through inlet and outlet surfaces of the valve body, respectively situated relatively closer to the exhaust gas inlet and relatively closer to the exhaust gas outlet along the direct flow path;
a shutter arranged in the valve body and movable relative to the valve body at least between a heat exchange position, in which the shutter closes off a cutoff section of the direct flow path and forces the exhaust gases to flow from the exhaust gas inlet to the exhaust gas outlet through the heat exchanger along the flow path, and a short-circuit position, in which the shutter frees said cutoff section of the direct flow path and closes off the outlet surface, the shutter forcing the exhaust gases to flow from the exhaust gas inlet to the exhaust gas outlet along the direct flow path, the cutoff section being situated between the inlet surface and the outlet surface along the direct flow path; and
wherein the heat recovery device comprises a guide wall arranged in the direct flow path in front of the inlet surface and arranged to guide the exhaust gases from the exhaust gas inlet toward the cutoff section away from the inlet surface when the shutter is in the short-circuit position, and defining at least one opening to allow the exhaust gases to flow to the inlet when the shutter is in the heat exchange position.

US Pat. No. 10,337,381

EXHAUST GAS AFTERTREATMENT DEVICE FOR AN INTERNAL COMBUSTION ENGINE

VOLVO CAR CORPORATION, G...

1. An exhaust gas aftertreatment device for an internal combustion engine, comprising:an exhaust duct allowing a through-flow of exhaust gas;
a catalytic NOx converter arranged in the exhaust duct;
a fluid inlet arranged to introduce a liquid reductant into or onto a structure in the exhaust duct upstream of the catalytic NOx converter;
wherein the structure is a sorption structure having pores configured to retain the liquid reductant in liquid form until it evaporates,
wherein the sorption structure comprises a macro-porous structure having pores with a diameter or a width of between 50 nm and 100 ?m, and
wherein the macro-porous structure has a pore opening surface density of at least 10 pore openings per mm2.

US Pat. No. 10,337,378

BLOCK CHANNEL GEOMETRIES AND ARRANGEMENTS OF THERMAL OXIDIZERS

1. A method of manufacturing a converter from a block of converter material, the method comprising:defining a plurality of channels within the block, the plurality of channels to extend therethrough, the plurality of channels to define a cellular pattern including at least one central channel and a plurality of surrounding channels, each central channel surrounded by five or more surrounding channels, wherein a quotient of a hydraulic diameter of all of the central channels divided by respective interior wall thicknesses between the central channels and the respective surrounding channels is to be equal to a value in a range from 0.58 to 19.48.

US Pat. No. 10,337,377

METHODS FOR CONTROLLING AND MONITORING OXIDATION CATALYST DEVICES

GM GLOBAL TECHNOLOGY OPER...

1. A method for diagnosing an exhaust gas treatment system, wherein the system comprises an oxidation catalyst device (OC) including a first metal and/or metal oxide catalytic composition (CC) disposed in a housing having an inlet and an outlet and capable of receiving exhaust gas and oxidizing combustable hydrocarbons (HC) and/or nitrogen oxide (NOx) species, a selective catalytic reduction device (SCR) disposed downstream from and in fluid communication with the OC and including a second base metal or base metal oxide catalytic composition disposed in a shell having an inlet and an outlet and configured to store NOx species and reduce NOx species in the presence of a reductant, an upstream NOx sensor disposed upstream from the SCR, and a downstream NOx sensor disposed downstream from the SCR, the method comprising:providing exhaust gas to the OC and subsequently the SCR;
measuring an upstream exhaust gas NOx concentration using the upstream NOx sensor;
measuring a downstream exhaust gas NOx concentration using the downstream NOx sensor;
determining a NOx differential by subtracting the downstream exhaust gas NOx concentration from the upstream exhaust gas NOx concentration; and
comparing the NOx differential to a differential threshold to determine OC performance, wherein a NOx differential above the differential threshold indicates suitable OC NOx oxidation performance;wherein the SCR reductant loading is below about 1% and/or the SCR is below a NOx light-off temperature while exhaust gas is provided to the OC.

US Pat. No. 10,337,374

METHODS AND SYSTEMS FOR AN AFTERTREATMENT CATALYST

Ford Global Technologies,...

1. A method comprising:flowing lean exhaust gas from a first group of cylinders directly to a three-way catalyst;
flowing rich exhaust gas from a second group of cylinders directly to a steam reforming catalyst; and
flowing exhaust gas from the steam reforming catalyst to the three-way catalyst.

US Pat. No. 10,337,373

EXHAUST PURIFICATION DEVICE

YANMAR CO., LTD., Osaka ...

1. An exhaust purifier comprising:a catalyst reactor configured to receive an exhaust gas from an engine, the catalyst reactor comprising:
a NOx catalyst arranged to enable removal of dust adhered to the NOx catalyst; and
a control device coupled to the catalyst reactor and configured to:
identify an initial pressure difference, at an initial state, between the exhaust gas upstream of the NOx catalyst and the exhaust gas downstream of the NOx catalyst;
identify an operating pressure difference, at an operating state, between the exhaust gas upstream of the NOx catalyst and the exhaust gas downstream of the NOx catalyst;
calculate a permissible pressure difference amount;
detect abnormal degradation of the NOx catalyst based on a difference between the operating pressure difference and the initial pressure difference being greater than or equal to the permissible pressure difference amount; and
provide an output signal based on the detected abnormal degradation.

US Pat. No. 10,337,372

EXHAUST GAS PURIFICATION CATALYST DEVICE, EXHAUST GAS PURIFICATION SYSTEM, AND METHOD FOR DETECTING DETERIORATION OF EXHAUST GAS PURIFICATION CATALYST DEVICE

TOYOTA JIDOSHA KABUSHIKI ...

1. An exhaust gas purification catalyst device comprising a substrate, a first catalyst layer comprising Pd and formed on a surface of the substrate, and a second catalyst layer formed on a surface of the first catalyst layer,wherein a catalyst metal in the first catalyst layer consists of Pd,
wherein a catalyst metal in the second catalyst layer consists of Pd and Rh,
wherein, in the second catalyst layer, ceria, Pd, and Rh are contained in a mixed state in the same layer,
wherein, in the first and second catalyst layers, the total mass of ceria having a fluorite-type structure per 1 L volume of the substrate is 16.0 g or less, and
wherein, in the second catalyst layer, the mass of Pd per 1 L volume of the substrate is 0.32 g or more.

US Pat. No. 10,337,371

METHOD AND A SYSTEM FOR EVALUATING AN EFFECTIVE COMPONENT CONTENT OF A REDUCING AGENT

SCANIA CV AB, (SE)

8. A system for evaluating an effective component content (C) of a reducing agent for engine exhaust gas processing, wherein said reducing agent is arranged in a container in which a heat transfer provision arrangement is provided, the system comprising:a volume measuring device configured to determine a prevailing volume (V) of said reducing agent in said container;
a first temperature sensor configured to determine a prevailing temperature of said reducing agent;
a second temperature sensor configured to determine a prevailing temperature of said heat transfer provision arrangement; and
a third temperature sensor configured to determine a prevailing temperature of a medium surrounding said container;
a data processor unit configured to determine a mean temperature change rate for said reducing agent regarding a predetermined time period;
the data processor unit configured to determine whether said reducing agent comprises said effective component content on a basis of said mean temperature change rate, said prevailing volume of said reducing agent, said prevailing temperature of said reducing agent, said prevailing temperature of said heat transfer provision arrangement and said prevailing temperature of said medium surrounding said container; and
the data processor unit configured to provide an output signal indicating an unexpected effective component content according to the determining of the effective component content of the reducing agent.