Positive Patents (Class 192/108)
  • Patent number: 11920642
    Abstract: A roller freewheel unit for a vehicle includes an outer sleeve element, an inner ring element and a cage element for accommodating spring/roller elements. The inner ring element has at least one radially protruding sliding shoe element, which can be inserted into a corresponding receptacle of the cage element in the axial direction in order to interconnect the inner ring element and the cage element. The inner ring element may have multiple sliding shoe elements arranged on the circumference of the inner ring element, and the cage element may have correspondingly arranged receptacles. The outer sleeve element may be slid onto outer surfaces of the sliding shoe elements in such a manner that the outer sleeve element is centered and supported by the sliding shoe elements.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: March 5, 2024
    Assignee: Schaeffler Technologies AG & Co. KG
    Inventor: Alexander Reimchen
  • Patent number: 11572923
    Abstract: A clutch arrangement having a first coupler mounted for rotation with a first input gear, a second coupler mounted for rotation with a second input gear, and an input-gear selector mounted for rotation with an input shaft and positioned between the first and second couplers. The input-gear selector is movable on the input shaft relative to the first and second couplers. Engagement of the input-gear selector with the first coupler drives rotation of the first input gear with rotation of the input shaft, and engagement of the input-gear selector with the second coupler drives rotation of the second input gear with rotation of the input shaft.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: February 7, 2023
    Assignee: ALLISON TRANSMISSION, INC.
    Inventor: Burak A. Gecim
  • Patent number: 11181884
    Abstract: According to a machining principle of the CNC gear hobbing machine, a functional relation between a geometric error of a gear and a tracking error of each motion axis of the machine tool is constructed; a machining error mathematical model of tooth profile deviation, tooth pitch deviation and tooth direction deviation at each position control time point is established by tracking errors of each motion axis; a compensation quantity required for a workpiece rotation axis at the next position control time point is calculated by establishing a decoupling compensation model; average absolute values of machining errors and a total compensation quantity of the machining errors under the conditions of not adopting the synchronous control method and adopting the synchronous control method in the total position control time are obtained by calculating machining error values of each position controls time point, and the synchronized multi-axis motion control is completed.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: November 23, 2021
    Assignee: Hefei University of Technology
    Inventors: Xiaoqing Tian, Dan Li, Yu Wu
  • Patent number: 11162545
    Abstract: A power transmission mechanism for a turbomachine is provided, having a reduction gear having a first gear and a second gear having different reduction ratios and each having a first gear wheel mounted so as to be able to rotate freely on a shared first axle and a second gear wheel mounted on a shared second axle; and a coupling member having an annular body with an axis of revolution having first and second rows of helical coupling teeth, which are respectively oriented opposite and substantially parallel to the first and second directions, the coupling member being mounted so as to rotate with and slide axially on said first axle so as to occupy at least two predetermined axial meshing positions in which the coupling teeth mesh with complementary meshing projections of one of the first gear wheels which is then made to rotate with the first axle.
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: November 2, 2021
    Assignee: SAFRAN TRANSMISSION SYSTEMS
    Inventors: Lionel Bauduin, Julian Lecuru, Maxence Guillemont
  • Patent number: 11078732
    Abstract: Embodiments of the present disclosure provide combined multi-coupler assembly for quickly connecting a top drive to a tool. The combined multi-coupler assembly includes a drive stem and a tool dock that may be coupled to each other. When the drive stem and the tool dock are connected, axial loads, torsional loads, and hydraulic, pneumatic, electrical, optical, or other types of communications may be transferred between the drive stem and the tool dock.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: August 3, 2021
    Assignee: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
    Inventor: Winfried Mollin
  • Patent number: 11067137
    Abstract: A selectable one-way clutch includes: a pocket plate including pockets provided along a circumferential direction on one surface; a notch plate that is rotatable with respect to the pocket plate, the notch plate including notches provided along a circumferential direction on a surface facing the one surface; struts that are plate-shaped and housed in the respective pockets; and a selector plate disposed between the pocket plate and the notch plate, and configured to switch, by rotating coaxially with the pocket plate, between: a state in which the struts have risen toward the notch plate; and a state in which the struts are housed in the respective pockets. The notch plate includes flat portions between the notches that are adjacent in the circumferential direction, and each flat portion includes a first recess at a position where the corresponding strut having risen toward the notch plate is brought into contact.
    Type: Grant
    Filed: January 23, 2018
    Date of Patent: July 20, 2021
    Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, Means Industries, Inc.
    Inventors: Shotaro Kato, Hiroyuki Shioiri, Hiroyuki Ogawa, Hiroyuki Shibata, Mitsuaki Tomita, Yuki Kurosaki, Joshua D. Hand
  • Patent number: 10816013
    Abstract: An appliance provides a platform having a platform bottom and a platform base which supports a main base. A motor is carried by the platform base and rotates a ventilation fan which has a plurality of radial vanes with a fan aperture centrally positioned therein, such that the ventilation fan draws air in through an intake port provided by the platform. A fan shroud encloses the ventilation fan and has a shroud opening. The fan shroud extends from the platform base toward the platform bottom, wherein the main base surrounds the motor. The main base has an outer housing with at least one housing port, wherein rotation of the ventilation fan draws air into the fan aperture from the intake port, through the shroud opening, and expels the air radially from the plurality of radial vanes so that the air flows through the motor and out the housing port.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: October 27, 2020
    Assignee: AMETEK, INC.
    Inventors: Michael L. Gilliland, Robert A. Ciccarelli, Jr., David B. Finkenbinder
  • Patent number: 10738837
    Abstract: A torque limiting assembly is disclosed comprising: an input shaft; an output shaft; a drive bush; a motion converter mechanism; a casing; and at least one engagement member for engaging the casing. In a low torque mode, rotation of the input shaft drives rotation of the drive bush, motion converter mechanism and output shaft. In a high torque mode, rotation of the motion converter mechanism relative to the output shaft urges the motion converter mechanism axially to drive rotation of the drive bush relative to the input shaft. The engagement member is coupled to both the drive bush and the input shaft such that when the drive bush is rotated relative to the input shaft, the engagement member is urged to engage the casing so as to prevent or inhibit rotation of the input shaft relative to the casing.
    Type: Grant
    Filed: July 9, 2018
    Date of Patent: August 11, 2020
    Assignee: HAMILTON SUNSTRAND CORPORATION
    Inventors: Daniel Trybuła, Maciej Sobieszek
  • Patent number: 10578169
    Abstract: A synchronizer is provided for torsionally connecting a gear to an axially aligned shaft. The synchronizer includes a hub connected with the shaft, a sleeve having an inner diameter with spline teeth for torsional connection with the hub being axially movable upon the hub, a blocking ring torsionally connected on the hub having an angular lost motion relationship with the sleeve, the blocking ring having at least a first annular conical friction surface orientated radially inward and axially toward the hub and a second annular conical friction surface oriented radially inward and axially outward from the hub, the blocking ring having blocking cogs preventing axial movement of the sleeve toward the gear when the gear is in a non-synchronous condition, and an engagement ring for fixed connection with the gear, the engagement ring having a complementary annular conical friction surfaces.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: March 3, 2020
    Assignee: BorgWarner, Inc.
    Inventor: Larry A. Pritchard
  • Patent number: 10480619
    Abstract: The present invention provides a ring gear and a gear reduction device. The ring gear includes a one-piece annular body made from powder metallurgy material, and a first ring gear part and a second ring gear part formed on a surface of the annular body. The first ring gear part and the second ring gear part are arranged along an axial direction of the annular body. The ring gear has a density that is less than 92% of its theoretical density and in the range of 6.0 to 8.0 grams per cubic centimeter. The present invention further provides a mold for manufacturing the ring gear. The ring gear of the present invention includes two ring gears integrally formed at once, and the two ring gears have improved concentricity.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: November 19, 2019
    Assignee: Johnson Electric International AG
    Inventors: Jing Ning Ta, Lap Wah Lo, Xing Ju Yi, Qiu Mei Li
  • Patent number: 10479441
    Abstract: A bicycle hub assembly includes a hub shell including a braking surface. A coaster brake shoe is accommodated in the hub shell and cooperates with the braking surface to generate braking force. A motor is accommodated in the hub shell and configured to be controlled for at least changing or maintaining a gear ratio.
    Type: Grant
    Filed: August 23, 2016
    Date of Patent: November 19, 2019
    Assignee: Shimano Inc.
    Inventor: Takashi Yamamoto
  • Patent number: 10400831
    Abstract: A method for shifting a gear in a synchronizer comprising a synchronizer body arranged on a transmission shaft, a first and a second synchronizer associated to a first and a second transmission gear, wherein the synchronizer has a sliding sleeve and at least one thrust piece which is shiftably arranged on the synchronizer body and can exert an axial compressive force on the corresponding synchronizer ring. The synchronizer includes an elastic actuating element active between the sliding sleeve and the thrust piece, and the sliding sleeve has a detent recess for the neutral position and a release contour that can cooperate with the actuating element such that when the sliding sleeve is shifted for being engaged with one of the transmission gears, the thrust piece is urged away from the corresponding synchronizer ring.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: September 3, 2019
    Assignee: HOERBIGER ANTRIEBSTECHNIK HOLDING GMBH
    Inventor: Ottmar Back
  • Patent number: 10385928
    Abstract: A clutch is comprised of a first clutch member including a plurality of first clutch teeth arranged circumferentially around an axis; and a second clutch member including a plurality of second clutch teeth arranged circumferentially around the axis and engageable with the first clutch teeth, each of the second clutch teeth including an end portion internal or external relative to the axis and a pair of side faces facing each other across the end portion, any of the side faces getting in contact with the first clutch teeth when engaged, each of the pair of side faces including a first face being flat and a second face being continuous to the first face and the end portion and having a slope oblique to the first face, wherein one of the first clutch member and the second clutch member is axially movable relative to the other.
    Type: Grant
    Filed: August 3, 2016
    Date of Patent: August 20, 2019
    Assignee: GKN Driveline Japan Ltd
    Inventors: Yasuo Yamanaka, Hideyuki Inose
  • Patent number: 10330159
    Abstract: This Application pertains to an electromagnetic dog clutch, including a movable gear sleeve and a fixed toothed sleeve that are engaged to transmit power. The movable gear sleeve is provided with contrate transmission teeth or tooth spaces, and the fixed toothed sleeve is correspondingly provided with contrate tooth spaces or transmission teeth. The transmission teeth have a uniform thickness in a direction of tooth length, tooth spaces that engage with the transmission teeth have a sector-shape in a direction of tooth space length, and the width of two sides of the tooth spaces gradually increases outwardly along the radial direction of the fixed toothed sleeve and gradually decreases inwardly along the radial direction of the fixed toothed sleeve. By employing the engagement of transmission teeth of uniform thickness and sector-shaped tooth spaces, the transmission teeth can more easily engage with the tooth spaces, and more easily realize surface contact.
    Type: Grant
    Filed: January 20, 2017
    Date of Patent: June 25, 2019
    Assignee: Jing-Jin Electric Technologies Co., Ltd.
    Inventors: Ping Yu, Ting Wang, Xiao Ye
  • Patent number: 10302145
    Abstract: An assembly having a clutch collar, a clutch collar, and a method of manufacturing a clutch collar. The clutch collar may have clutch collar teeth that are continuously curved in a direction that extends away from an axis. A dovetail profile may be provided with the clutch collar teeth.
    Type: Grant
    Filed: March 28, 2017
    Date of Patent: May 28, 2019
    Assignee: ArvinMeritor Technology, LLC
    Inventor: Wagner Yukio Hirao
  • Patent number: 10299628
    Abstract: An economical blender with a removable, motor driven spindle assembly to perform blending, a motor driven elevator used to lift a cup with food or beverage up to the spindle assembly and a liquid reservoir which allows liquid to be inserted into the food or beverage during blending. The removable spindle assembly has a quick release coupler and a compression spring which connects the quick release coupler to a cup cover. Blending is accomplished by connecting a motor driven inner spindle drive shaft to a concentric outer spindle drive tube through cogged couplers. The outer spindle drive tube powers a blending tool and, like the blending tool, is removable with the spindle assembly for cleaning.
    Type: Grant
    Filed: February 3, 2016
    Date of Patent: May 28, 2019
    Assignee: F'Real Foods, LLC
    Inventors: Clayton G. Gardner, Jens P. Voges, Shek Fai Lau, Andrew Geppert
  • Patent number: 10286726
    Abstract: A hub is provided for two-wheeled vehicles having a hub axle, a hub body, a rotatable driving device, and having a toothed disk freewheel. The toothed disk freewheel includes a pair of engagement components cooperating with one another, each having at least one axial toothing. The axial toothings are biased to an engaging position via a biasing device. The biasing device is configured as a pulling force device which pulls both axial toothings together.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: May 14, 2019
    Assignee: DT SWISS INC.
    Inventors: Stefan Spahr, Martin Walthert
  • Patent number: 10247251
    Abstract: A coupling device (K) has a first positive-locking clutch (K0), a second positive-locking clutch (K1), an axially fixed first shaft (W1), an axially fixed second shaft (W2), a connecting shaft (WV) and an actuator (AK). The first shaft (W1), the second shaft (W2) and the connecting shaft (WV) are arranged coaxially to each other. By closing the first clutch (K0), a torque-proof connection between the first shaft (W1) and the connecting shaft (WV) is established, and by closing the second clutch (K1), a torque-proof connection between the connecting shaft (WV) and the second shaft (W2) is established. The actuator through axial displacement of the connecting shaft (WV), shifts both the first clutch (K0) and the second clutch (K1) between an engaged state and a disengaged state, such that the connecting shaft (WV) is movable to a multitude of axial positions to achieve different engaged states of the clutches.
    Type: Grant
    Filed: February 26, 2016
    Date of Patent: April 2, 2019
    Assignee: ZF Friedrichshafen AG
    Inventors: Juri Pawlakowitsch, Felix Merz, Peter Ziemer, Raffael Kuberczyk
  • Patent number: 10221865
    Abstract: An appliance includes a reverse air flow motor housing. A casing carries and supports a motor, and a ventilation fan is rotated by a rotatable shaft driven by the motor. A lower platform with an air intake port carries a ventilation shroud that partially encloses the ventilation fan. An inner support is mounted between the lower platform and the casing. An outer housing has a sidewall that substantially encloses the motor and is supported by the lower platform. Rotation of the ventilation fan draws in ambient air through the air intake port which then proceeds between the casing and the motor and subsequently through the sidewall port.
    Type: Grant
    Filed: May 27, 2016
    Date of Patent: March 5, 2019
    Assignee: AMETEK, INC.
    Inventors: Michael L. Gilliland, Robert A. Ciccarelli, Jr., David B. Finkenbinder
  • Patent number: 10221900
    Abstract: Methods and systems are provided for operating an electromagnetic pulse disconnect assembly for selectively engaging two rotating components of a vehicle drivetrain. A disconnect assembly is needed that is not powered by vacuum diverted from an engine of the vehicle, as modern engines are being developed to reduce vacuum production and remove vacuum lines for powering peripheral devices such as disconnects. An electromagnetic pulse disconnect assembly is provided that operates via pulses of electrical current and includes an electromagnetic coil for translating a clutch ring assembly and a latching ring assembly to selectively couple two rotating components.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: March 5, 2019
    Assignee: Warn Automotive, LLC
    Inventors: Oliver Heravi, Adrian Simula, Bryan Averill
  • Patent number: 10151353
    Abstract: A mechanical clutch such as a dog clutch includes a plurality of balls or rollers disposed in a carrier and positioned between opposed sets of straight cut teeth extending from opposed drive and driven elements. A ball or roller is positioned between each adjacent pair of teeth such that the torque load is transferred from the tooth on a first or drive element, through the ball or roller, to an adjacent projection or tooth on a second or driven element. The balls or rollers are maintained in position by the carrier having an inner ring and a concentric outer ring. Greatly reduced disengagement force, even under load, is exhibited by a clutch of this configuration.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: December 11, 2018
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventor: Alan G. Holmes
  • Patent number: 10145451
    Abstract: A magnetic actuator includes a collar element (101) and a toroidal coil (103) surrounding the collar element. The collar element is coupled in a torque transferring way to a shaft (108) surrounded by the collar element. The collar element is capable of sliding in the axial direction with respect to the shaft. The collar element includes indentations (102) for locking in a torque transferring way to a counter-part when the collar element is in a first axial position. The collar element includes permanent magnet material (104) for generating an axial force for moving the collar element to the first axial position when the toroidal coil carries electric current flowing in a first direction and to a second axial position when the toroidal coil carries electric current flowing in an opposite direction. Thus, no mechanical elements are needed for moving the collar element in the axial direction.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: December 4, 2018
    Assignee: SAIMAAN AMMATTIKORKEAKOULU OY
    Inventors: Juha Pyrhonen, Juho Montonen, Simo Sinkko, Tommi Nummelin
  • Patent number: 9989139
    Abstract: An axle assembly having a bearing cap, an actuator, and a fork. The bearing cap may be disposed in a cavity defined by an axle housing and a differential carrier and may be fixedly disposed on the differential carrier. The fork may be disposed in the cavity and may couple the actuator to a clutch collar.
    Type: Grant
    Filed: June 18, 2015
    Date of Patent: June 5, 2018
    Assignee: ArvinMeritor Technology, LLC
    Inventor: Robert J. Martin
  • Patent number: 9976332
    Abstract: An electromechanical strut is provided for moving a pivotal closure member between an open position and a closed position relative to a motor vehicle body. The electromechanical strut includes a housing connected to one of the closure member and the motor vehicle body. An extensible shaft is connected to the other of the closure member and the motor vehicle body for slidable movement relative to the housing. A motor-gear assembly operably drives a rotatable power screw. A drive mechanism converts rotary motion of the power screw into linear motion of the extensible shaft to move the extensible shaft between a retracted position corresponding to the closed position of the closure member and an extended position corresponding to the open position of the closure member. A clutch/coupling assembly is operably disposed between the motor-gear assembly and the power screw and integrates a slip clutch device and a flexible coupling into a common unit.
    Type: Grant
    Filed: June 25, 2015
    Date of Patent: May 22, 2018
    Assignee: MAGNA CLOSURES INC.
    Inventors: Joseph Scheuring, Wieslaw Nowicki
  • Patent number: 9976604
    Abstract: A translational force Fh to one side in a rotational axis direction is caused to act from a hydraulic piston to a sleeve when an engaged stage between an engagement tooth and an engaged tooth is maintained, so that translation of the sleeve to the other side in the rotational axis direction and consequent disengagement of the engagement tooth and the engaged tooth can be prevented. Therefore, the engaged state between the engagement member and the engaged member can be stably maintained regardless of the condition of the torque acting from the drive source to the engagement member.
    Type: Grant
    Filed: December 29, 2015
    Date of Patent: May 22, 2018
    Assignees: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Isamu Shiotsu, Hirotsugu Yoshino, Motoki Tabuchi, Fusahiro Tsukano, Takaho Kawakami, Atsushi Honda, Seiji Kuwahara
  • Patent number: 9951824
    Abstract: A self-engaging clutch includes an input member, and intermediate member, and an output member. The input member is coupled to a prime mover and includes clutch protrusions. The output member is coupled to an output and includes an output clutch. The intermediate member includes a first side that is engaged with the input member and a second side that is engageable with the output member. Upon rotation of the input member, the intermediate member displaces toward the output member to engage the output member thereby allowing torque to be transferred from the input member to the output member.
    Type: Grant
    Filed: January 13, 2016
    Date of Patent: April 24, 2018
    Assignee: TTI (MACAO COMMERCIAL OFFSHORE) LIMITED
    Inventors: William E. Colber, Jr., Michael Feng
  • Patent number: 9903457
    Abstract: A differential lock actuator having a lock detection assembly. The differential lock actuator has a push rod configured to be movable within a housing between a first position and a second position for activation/deactivation of a differential locking system. The lock detection assembly is adapted to detect a position of the push rod and has a first detector component connected to a removable part of the housing.
    Type: Grant
    Filed: October 10, 2016
    Date of Patent: February 27, 2018
    Assignee: Meritor Heavy Vehicle Systems Cameri SpA
    Inventors: Eugenio Tiziani, Davide Bionaz
  • Patent number: 9816569
    Abstract: An engagement device includes: an engaged body configured to rotate in conjunction with a rotary shaft; an engaging body arranged coaxially with the engaged body and configured to engage with the engaged body by movement in an axial direction; a power source configured to provide thrust to the engaging body in the axial direction; and a hub member configured to couple the engaging body to a torque receiver which receives torque transmitted from the engaged body at a time the engaging body engages with the engaged body. The engaged body, the engaging body, and the power source are accommodated in a closed space, and the hub member is at least a part of an outer shell forming the closed space.
    Type: Grant
    Filed: March 22, 2013
    Date of Patent: November 14, 2017
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yasumichi Funato, Hiroshi Hata
  • Patent number: 9719563
    Abstract: An axle assembly having a tapered spline arrangement. The axle assembly may include a first shaft that may have a first spline and a clutch collar that may have a clutch collar spline that may be disposed in a hole that may receive the first shaft. The first spline and the second spline may be tapered in opposite directions.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: August 1, 2017
    Assignee: ArvinMeritor Technology, LLC
    Inventor: Wagner Hirao
  • Patent number: 9664428
    Abstract: A refrigerator with an ice container is provided, and more particularly, a refrigerator with an ice container, in which ice stored in an ice container may be transferred by gravity, and the ice thus transferred may be discharged in a cubic ice state or a broken ice state.
    Type: Grant
    Filed: May 22, 2013
    Date of Patent: May 30, 2017
    Assignee: LG ELECTRONICS INC.
    Inventor: Sungsik Kang
  • Patent number: 9644707
    Abstract: A double dog gear assembly having a hollow cylindrical body member extending along a longitudinal axis between a first gear face and a second gear face. A first set of elongated pin slots are formed in the hollow cylindrical body member and spiral in a first direction. A second set of elongated pin slots formed are also formed in the hollow cylindrical body member and spiral in a second direction, which is different than the first direction. A locking pin selectively engages one of the first and second set of elongated pin slots such that the gear assembly can be used in either a left or right installation.
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: May 9, 2017
    Assignee: Latham Pool Products, Inc.
    Inventor: Jarrod Meyer
  • Patent number: 9624985
    Abstract: A coupling device for a motor vehicle is disclosed. The coupling device has a friction-locking unit and a form-locking unit which is connected in parallel with the friction-locking unit and has at least two form-locking elements which can be connected to one another by form-locking, are disposed so as to be movable along a direction of actuation relative to one another, and in each case have at least one claw, where at least some of the claws in each case have a top surface which is oriented obliquely with respect to the direction of actuation.
    Type: Grant
    Filed: June 17, 2014
    Date of Patent: April 18, 2017
    Assignee: Daimler AG
    Inventors: Emmanuel Chrisofakis, Tobias Haerter, Thomas Kull, Frank Scheffel, Joachim Schroeder, Nils Tonius
  • Patent number: 9587680
    Abstract: The present invention provides a clutch. The clutch of the invention includes a coupler, that is a ring or hollow structure surrounding a lumen. The lumen of the coupler has an engaging section and a non-engaging section. In an engaged configuration of the clutch, a driving member and a driven member are located in the engaging section of the coupler and rotation of the driving member in the engaging section generates rotation of the coupler and rotation of the coupler generates rotation of the driven member. In a disengaged configuration of the clutch, one or both of the driving member and the driven member is not located in the engaging section of the coupler and either rotation of the driving member does not generate rotation of the coupler or rotation of the coupler does not generate rotation of the driven member.
    Type: Grant
    Filed: August 8, 2013
    Date of Patent: March 7, 2017
    Inventor: Shmuel Beeri
  • Patent number: 9586666
    Abstract: A parallel or redundant hybrid drive of a marine drivetrain of a propulsion unit includes an input shaft, which is configured to be driven by a primary drive source; a clutch unit attached to the input shaft with which rotation of the input shaft can be either connected, reversed, or disconnected; a countershaft transverse to the input shaft and driven by the input shaft via a gear; and a secondary drive source arranged via an interconnected clutch at an end of the countershaft, so that upon driving of the input shaft by the primary drive source, the secondary drive source drives the countershaft either on its own or in cooperation with the primary drive source.
    Type: Grant
    Filed: May 19, 2014
    Date of Patent: March 7, 2017
    Assignee: Collaparte AB
    Inventor: Benny Hedlund
  • Patent number: 9476460
    Abstract: A drive assembly comprises a rotatingly drivable housing an output part and a clutch arranged between the rotatably drivable housing and the output part. The clutch comprises a first clutch part held relative to the housing in a rotationally fixed and axially movable way, as well as a second clutch part fixedly connected to the output part arranged in the rotatably drivable housing; a controllable actuator for actuating the clutch; a target element which, upon actuation of the clutch, is axially movable; and a sensor for recording switched positions of the clutch; wherein the first clutch part comprises an annular portion arranged outside the housing, and a plurality of cam elements that extend axially from the annular portion through the apertures in the housing into the interior of the housing.
    Type: Grant
    Filed: October 27, 2014
    Date of Patent: October 25, 2016
    Assignee: GKN Driveline International GmbH
    Inventor: Holger Seidl
  • Patent number: 9010512
    Abstract: A dog clutch for an automated transmission includes a rotary shaft rotatably connecting to one of an input shaft and an output shaft of the automated transmission, a clutch ring rotatably supported by the rotary shaft and rotatably connecting to the other of the input shaft and the output shaft, a clutch hub fixed to the rotary shaft, a sleeve including first teeth and second teeth, an axial driving device moving the sleeve, and a dog clutch portion arranged at the clutch ring, the dog clutch portion including: clutch forward teeth each having an engagement portion contactable with each of the first teeth, and inclined surfaces extending from the engagement portion toward both sides in a circumferential direction and inclined toward a rear end position of the dog clutch portion; and a clutch rearward tooth portion engageable with the second teeth and including clutch rearward teeth.
    Type: Grant
    Filed: March 1, 2013
    Date of Patent: April 21, 2015
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventors: Kyosuke Mori, Yasuhisa Iwasaki, Shinya Harada
  • Patent number: 9005069
    Abstract: A power interrupting apparatus is provided with: a first rotating member, a second rotating member, a clutch device adapted to interrupt a coupling between the first rotating member and the second rotating member, and an actuator adapted to actuate the clutch device. The actuator is disposed on a radially outer periphery of a part of one of the first rotating member and the second rotating member.
    Type: Grant
    Filed: March 15, 2012
    Date of Patent: April 14, 2015
    Assignee: GKN Driveline Japan Ltd.
    Inventors: Masaaki Fusegi, Hiroyasu Furukawa
  • Patent number: 9004250
    Abstract: A dog clutch for an automated transmission includes a rotary shaft, a clutch ring, a hub, a sleeve including a spline that includes a plurality of first teeth and second teeth, a whole depth of each of the first teeth being greater than a whole depth of each of the second teeth, a dog clutch portion including clutch forward teeth, the teeth number of clutch forward teeth being equal to the teeth number of first teeth, each of the clutch forward teeth being formed at a position facing each of the first teeth to extend from a front end surface to a rear end position of the dog clutch portion, the dog clutch portion including clutch rearward teeth engageable with tooth grooves formed at the spline and formed to extend from a position retracted by a first predetermined distance from the front end surface to the rear end position.
    Type: Grant
    Filed: March 1, 2013
    Date of Patent: April 14, 2015
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventors: Kyosuke Mori, Yasuhisa Iwasaki, Masahiro Yoshida, Tomonori Tada
  • Patent number: 8987956
    Abstract: A shaft for a clutch member comprises an engagement portion having a plurality of teeth spaced about a shaft centerline. The teeth have a tooth profile with a negative rake angle. The negative rake angle is between 1° and 2°. The teeth have a chamfer angle between the face of the negative rake and the face of the clutch end surface. The chamfer angle is between 65° and 75°. A rotor assembly for a generator, a generator and a method are also disclosed and claimed.
    Type: Grant
    Filed: May 6, 2009
    Date of Patent: March 24, 2015
    Assignee: Hamilton Sundstrand Corporation
    Inventors: Andrew P. Grosskopf, Glenn C. Lemmers, Jr., Joseph Kenneth Coldwate
  • Publication number: 20150053526
    Abstract: A curvic coupling for rotational coupling is provided herein. The curvic coupling includes: plural teeth arranged in a circle and protruding from a circle plane extending in a radial direction and a circumferential direction, wherein a side surface of a tooth of the plural teeth is opposite to a side surface of another tooth of the plural teeth, and wherein the tooth is adjacent to the other tooth and is separated from the other tooth by a separating surface. The separating surface includes a flat surface lying in the circle plane, wherein the separating surface includes a central protrusion between the side surface of the tooth and the side surface of the other tooth, and wherein the protrusion protrudes from the circle plane.
    Type: Application
    Filed: January 30, 2013
    Publication date: February 26, 2015
    Applicant: Siemens Aktiengesellschaft
    Inventors: Adrian Brathwaite, Shane Butler
  • Publication number: 20140366690
    Abstract: A pawl structure of ratchet wrenches has multiple engaging teeth, a first recess and a second recess. The engaging teeth include first teeth at the mediate portion and second teeth are respectively located at two ends of the engaging teeth. The tips of the first teeth are located on a first curve which has a center and a central line extends through the center and intersects the first curve. The tips of the second teeth are located on a second curve which gradually leaves from the center of the first curve along with the second curve extending away from the central line. The first recess is located corresponding to the central line and the first teeth. The second recess is located corresponding to the second teeth.
    Type: Application
    Filed: June 18, 2013
    Publication date: December 18, 2014
    Inventors: Tsan-Chang Lee, Yueh-Li Wang
  • Patent number: 8869963
    Abstract: An arrangement for shifting a gearbox. The arrangement having first and second transmission components (14) and an axially movable shifting sleeve (17) such that the shifting sleeve (17) and the second transmission component (14) each have respective drive teeth (14a, 17a) that can be brought into engagement with one another. The drive teeth are in the form of beveloid teeth (14a, 17a).
    Type: Grant
    Filed: April 12, 2012
    Date of Patent: October 28, 2014
    Assignee: ZF Friedrichshafen AG
    Inventors: Michael Schiffhauer, Jörg Börner, Gabor Diosi
  • Patent number: 8858384
    Abstract: A bevel gear used in a differential device for a vehicle is comprised of: a body having an axis, a conical pitch surface around the axis, an opposite surface opposed to the conical pitch surface, and a side surface around the axis; gear teeth formed on the pitch surface, each of the gear teeth having a top land projecting from the pitch surface; and clutch teeth formed on the opposite surface, each of the clutch teeth having a bottom land standing back from the opposite surface, each of the bottom lands of the clutch teeth being aligned with any of the top lands of the gear teeth in a line parallel to the axis.
    Type: Grant
    Filed: March 6, 2013
    Date of Patent: October 14, 2014
    Assignee: GKN Driveline Japan Ltd
    Inventors: Masaaki Fusegi, Yasuo Yamanaka
  • Patent number: 8857590
    Abstract: A diecast pocket plate or coupling member including a pocket with a machined surface layer or portion, a method for making the coupling member and an overrunning clutch assembly including the coupling member are provided. The member is formed as a unitary diecasting from a die-casting material in a die-casting process. The diecast member includes a coupling face having at least one pocket which is sized and shaped to receive and retain a locking member that moves in the pocket during an overrun condition of the assembly. The pocket is defined by a plurality of surface portions including an angled, slightly positive surface portion which is machined vertical or slightly negative to improve performance of the assembly during the overrun condition.
    Type: Grant
    Filed: June 1, 2011
    Date of Patent: October 14, 2014
    Assignee: Means Industries, Inc.
    Inventors: David W. Shaw, Stephen M. Ruth, Jeffrey J. Prout
  • Patent number: 8844693
    Abstract: A coupling assembly having an overrun mode and a ratcheting reverse strut or radial ratchet for use in the assembly are provided. The size and shape of the strut or ratchet and corresponding notches (i.e. geometry) of a notch plate of the assembly are specifically configured so that the strut or ratchet “ratchets” during the overrun condition. The strut or ratchet will not engage the notch plate until relative notch plate speed drops below a predetermined speed.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: September 30, 2014
    Assignee: Means Industries, Inc.
    Inventor: Brice A. Pawley
  • Patent number: 8834217
    Abstract: A dog clutch mechanism incorporated in an outboard motor includes a sliding clutch dog member splined to a propeller shaft and having recesses on each end face thereof, and a row of gear teeth formed on an end face of each of a pair of driven gears rotatably mounted on the propeller shaft. Each of the recesses has a bottom surface stepped to provide a corner edge at a stepped portion thereof. Each of the gear teeth has a beveled surface formed at a rear edge as viewed from a rotating direction of the driven gear. When the gear teeth are in mesh with the recesses of the clutch dog member, the corner edge of the stepped bottom surface of each recess is in contact with the beveled surface of the mating gear tooth.
    Type: Grant
    Filed: July 26, 2010
    Date of Patent: September 16, 2014
    Assignee: Honda Motor Co., Ltd.
    Inventors: Hajime Yoshimura, Ryo Ogasawara, Nobuchika Katagiri
  • Publication number: 20140231210
    Abstract: The invention relates to a clutch (30, 49, 61; 40, 60) with a clutch ring (1) on two clutch parts (8, 9), and also to an associated clutch ring (1), wherein the clutch parts (8, 9) each constitutes a star (2, 3) with star arms (26, 27) and star arm end regions (4, 5) situated thereon, wherein the two stars (2, 3) are arranged opposite and axialy relative to one another with an angular offset, and the star arm end regions (4, 5) are provided with in each case at least one threaded bore (14) for screw connections (20), wherein the clutch ring (1) includes plurality of fastening elements (10, 11) which are directed towards the axis (23) of the clutch ring (1), which are arranged in an annularly encircling manner and which have in each case at least one continuous bore (12, 13) directed exclusively radially with respect to the ring axis (23).
    Type: Application
    Filed: September 18, 2012
    Publication date: August 21, 2014
    Applicant: KWD KUPPLUNGSWERK DRESDEN GMBH
    Inventors: Johann Spensberger, Eberhard Haedrich
  • Patent number: 8789673
    Abstract: A ratchet mechanism of a hub assembly is located between the hub and the tubular portion, and includes a driving member which is movable linearly in the tubular portion. One side of the driving member has a cone-shaped first ratchet portion located axially and is composed of two triangular contact surfaces. A passive member is fixed in the hub and has a cone-shaped second ratchet portion which is engaged with the first ratchet portion. A returning member is located between the hub and the driving member. The passive member is fixed to the hub easily. By the triangular cone-shaped first and second ratchet portions, the contact are and the friction between the ratchet portions are reduced, and the engagement and disengagement is more quick and smooth.
    Type: Grant
    Filed: October 12, 2011
    Date of Patent: July 29, 2014
    Assignee: Kunshan Henry Metal Technology Co., Ltd.
    Inventor: Kee Ping Tho
  • Patent number: 8776975
    Abstract: A one-way clutch with an outer race and an inner race is disclosed. One of the races includes at least one pawl and an engagement member for holding the at least one pawl in engagement with ratchet teeth on the other race. The contact surface of the at least one pawl or the ratchet teeth is an arcuate shape for improved load distribution. The arcuate contact surface has a radius of curvature that is greater than a radius of curvature at corners adjacent to the arcuate contact surface.
    Type: Grant
    Filed: October 22, 2008
    Date of Patent: July 15, 2014
    Assignee: GKN Sinter Metals, LLC
    Inventors: Alfred J. Chiesa, Henry J. Knott
  • Publication number: 20140124327
    Abstract: A clutch assembly includes a housing defining an axis. A plurality of plates disposed within the housing are in driving engagement with the housing around the axis. The housing defines a housing wall circumscribing the axis and having a sinusoidal configuration including a wall crest and a wall trough. The wall crest and the wall trough are substantially parallel to the axis defined by the housing. The plates have teeth complimentary of the sinusoidal configuration of the housing wall for engaging the housing wall enabling the driving engagement between the housing wall and the plates.
    Type: Application
    Filed: November 7, 2013
    Publication date: May 8, 2014
    Applicants: Value Extraction LLC, Szuba Consulting, Inc.
    Inventor: Joseph Szuba