EXEDY CORPORATION Patent applications |
Patent application number | Title | Published |
20160109012 | LOCK-UP DEVICE FOR TORQUE CONVERTER - A lock-up device is disposed between a front cover and a turbine in a torque converter to mechanically connect the front cover and the turbine. The lock-up device includes a clutch part and a release part. The clutch part is disposed in a power transmission path from the front cover to the turbine and is configured to be in a clutch-on state of transmitting a power from the front cover to the turbine in a set posture. The release part is configured to be actuated by a hydraulic pressure being increased in a space on a turbine-side of the piston to turn the clutch part from the clutch-on state to a clutch-off state and to block transmission of the power from the front cover to the turbine. | 04-21-2016 |
20160017970 | LOCK-UP DEVICE FOR TORQUE CONVERTER - A lock-up device is a device disposed in a space produced between a front cover and a turbine in a torque converter so as to mechanically connect the front cover and the turbine, and includes a clutch part and a release part. The clutch part is disposed in a power transmission path from the front cover to the turbine, and is configured to be in a clutch-on state of transmitting a power from the front cover to the turbine in a set posture. The release part is configured to be actuated by means of a hydraulic pressure, turn the clutch part of the clutch-on state into a clutch-off state, and block transmission of the power from the front cover to the turbine. | 01-21-2016 |
20160017969 | SPLIT MOLDED INTEGRATED STATOR - A stator according to the present invention includes a stator hub, a large number of blades radially provided in a projecting manner at regular intervals on an outer periphery of the stator hub, and a stator core formed so as to surround outer ends of the respective blades. The stator is integrated by separately molding a front side stator member and a rear side stator member as two axially split members, respectively, and then joining the front side stator member and the rear side stator member. | 01-21-2016 |
20150362053 | POWER TRANSMISSION DEVICE AND LOCK-UP DEVICE FOR TORQUE CONVERTER - The power transmission device transmits power from an engine to a transmission and includes an input-side rotary member, an output-side rotary member, a first elastic member, a float member and a damper device. The input-side rotary member receives the power inputted thereto from the engine. The output-side rotary member outputs the power to the transmission. The first elastic member couples the input-side rotary member and the output-side rotary member to enable relative rotation therebetween. The float member is rotatable relative to the input-side rotary member, the output-side rotary member and the first elastic member and is configured to slide against the first elastic member when rotated. The damper device is mounted to the float member and includes an inertia member that is rotatable relative to the float member. | 12-17-2015 |
20150337935 | LOCK-UP DEVICE FOR TORQUE CONVERTER - A lock-up device for a torque converter includes a piston, a clutch part, a first hydraulic chamber, a second hydraulic chamber, a first hydraulic port and a second hydraulic port. The first hydraulic chamber is formed on a piston side of the front cover. The second hydraulic chamber is formed independently from the first hydraulic chamber. The first hydraulic port is in communication with the first hydraulic chamber. The second hydraulic port is formed independently from the first hydraulic port, and a portion of the second hydraulic chamber is in communication with the second hydraulic port. The first hydraulic chamber is sealed with the exception of a portion of the first hydraulic chamber that is in communication with the first hydraulic port. The second hydraulic chamber is sealed with the exception of the portion of the second hydraulic chamber that is in communication with the second hydraulic port. | 11-26-2015 |
20150240911 | DAMPER DEVICE - A damper device includes a first rotary member, a second rotary member, a plurality of coil springs, an intermediate member and a slide spring. The first rotary member is a member into which a power of an engine is inputted. The second rotary member is disposed to be rotatable with respect to the first rotary member. The plurality of coil springs are configured to be compressed between the first rotary member and the second rotary member. The intermediate member is engaged with the plurality of coil springs and couples the plurality of coil springs together. The slide spring is disposed axially between the first rotary member and the intermediate member. The slide spring is configured to slide against the first rotary member. The slide spring is configured not to slide on the intermediate member. | 08-27-2015 |
20150240910 | DAMPER DEVICE - A damper device includes a first rotary member, a second rotary member, a plurality of coil springs, an intermediate member and a positioning structure. The first rotary member is a member into which a power of an engine is inputted. The second rotary member is disposed to be rotatable with respect to the first rotary member. The plurality of coil springs are configured to be compressed between the first rotary member and the second rotary member. The intermediate member is engaged with the plurality of coil springs and couples the plurality of coil springs together. The positioning structure radially positions the intermediate member with respect to at least either of the first rotary member and the second rotary member on an inner peripheral side. | 08-27-2015 |
20150240909 | DAMPER DEVICE - A flywheel assembly includes a first rotary member, a second rotary member, a first coil spring, a second coil spring, an intermediate plate, a first stopper mechanism and a first contact relief member. The first coil spring is configured to be compressed between the first rotary member and the second rotary member. The second coil spring is configured to be compressed between the first rotary member and the second rotary member and has a stiffness greater than a stiffness of the first coil spring. The intermediate member is engaged with the first coil spring and the second coil spring and couples the first coil spring and the second coil spring in series. The first stopper mechanism is configured to deactivate the first coil spring. The first contact relief member is movably disposed inside the first coil spring and is capable of relieving the contact in the first stopper mechanism during activation of the first coil spring. | 08-27-2015 |
20150184720 | LOCK-UP DEVICE FOR FLUID COUPLING - A lock-up device for a fluid coupling suppresses vibration caused by coil springs. The lock-up device includes an input rotation member, an output rotation member, a plurality of sets of first elastic members, and a float member. The plurality of sets of first elastic members are compressed in a rotational direction by the relative rotation between the input rotation member and the output rotation member. The float member float member is configured to restrict movement of the plurality of sets of first elastic members in a radial direction. | 07-02-2015 |
20150184719 | LOCK-UP DEVICE FOR FLUID COUPLING - A lock-up device for a fluid coupling suppresses vibration caused by coil springs. The lock-up device includes an input rotation member, an output rotation member, a plurality of sets of first elastic members, and a float member. The plurality of sets of first elastic members are compressed in a rotational direction by the relative rotation between the input rotation member and the output rotation member. The float member float member is configured to restrict movement of the plurality of sets of first elastic members in a radial direction. | 07-02-2015 |
20150008086 | LOCK-UP DEVICE FOR TORQUE CONVERTER - A lock-up device includes a clutch portion and a damper mechanism. The clutch portion includes a clutch output member, a clutch plate, an oil chamber plate having a disc shape and a piston. The oil chamber plate is disposed between a front cover and an inner peripheral part of a turbine, while being axially immovable with respect to the front cover. The piston is disposed between the front cover and the oil chamber plate while being axially movable. The piston forms a first oil chamber for lock-up actuation together with the oil chamber plate, and forms a second oil chamber for lock-up releasing together with the front cover. | 01-08-2015 |
20140353105 | DYNAMIC DAMPER DEVICE AND LOCK-UP DEVICE FOR FLUID TYPE POWER TRANSMISSION DEVICE - A dynamic damper disposed between a piston of a lock-up device and a turbine hub of a fluid type power transmission device includes a pair of plates into which a torque is inputted and that is allowed to be coupled to the turbine hub, a hub flange, an inertia member fixed to the hub flange, a torsion spring, and a hysteresis torque generating mechanism. The hub flange is disposed between the pair of plates while being rotatable relative to the pair of plates. The torsion spring elastically couples the pair of plates and the hub flange. The hysteresis torque generating mechanism is disposed on an inner peripheral side of the hub flange while being disposed between the pair of plates, and is configured to generate a variable hysteresis torque between both plates and the hub flange. | 12-04-2014 |
20140346001 | ACTUATOR FOR TWIN CLUTCH DEVICE - An actuator for a twin clutch device includes a single electric motor, first and second drive mechanisms, first and second transmission mechanisms, first and second hydraulic damper mechanisms and a control unit. Each first/second drive mechanism is configured to receive a first/second directional rotation from the electric motor and drive its respective first/second release member in a first operational direction. Each first/second transmission mechanism is configured to transmit only the first/second directional rotation from the electric motor to its respective first/second drive mechanism. Each first/second hydraulic damper mechanism is configured to regulate a moving speed of its respective first/second release member in a second operational direction opposite to the first operational direction. The control unit is configured to control the rotation of the electric motor. | 11-27-2014 |
20140326563 | LOCK-UP DEVICE FOR TORQUE CONVERTER - A lock-up device includes a clutch part, an input plate, an output plate, torsion springs and an input plate support member. The clutch part is disposed between a front cover and a turbine, and is configured to allow or block transmission of a torque. The input plate is coupled to a clutch output member of the clutch part. The output plate is fixed to a turbine shell. The torsion springs are disposed between the input plate and the output plate, and absorb and attenuate a torsional vibration. The input plate support member is fixed to a front cover side of a turbine shell and positions the input plate in a radial direction and an axial direction. | 11-06-2014 |
20140290235 | TORQUE CONVERTER - A torque converter is provided that basically includes a front cover, an impeller, a turbine and a stator. The impeller core includes a plurality of impeller blades and an impeller core. The impeller core has a first protruded portion that protrudes axially from outlet-side end edges of the impeller blades. The turbine includes a turbine core and a plurality of turbine blades disposed in opposition to the impeller blades. The turbine core includes a second protruded portion that protrudes axially from inlet-side end edges of the turbine blades. The second protruded portion is located on an inner peripheral side of the first protruded portion and extends at least to a tip end of the first protruded portion. | 10-02-2014 |
20140262666 | LOCK-UP DEVICE FOR TORQUE CONVERTER - A lock-up device includes a clutch part and a damper mechanism. The clutch part includes a clutch input member, a clutch output member, a drive plate, a driven plate, a second flange and a piston. The second flange is mounted between a front cover and an inner peripheral part of a turbine to be axially immovable with respect to the front cover, and forms a lock-up oil chamber. The piston is mounted between the front cover and the second flange, forms a lock-up oil chamber together with the second flange therebetween, and is configured to be moved toward the front cover by an operating oil to be supplied to the lock-up oil chamber. | 09-18-2014 |
20140256455 | TORQUE FLUCTUATION ABSORBING APPARATUS - A torque fluctuation absorbing apparatus is capable of securely sealing a space housing an elastic member even on application of a centrifugal force or at the time of cooling. The torque fluctuation absorbing apparatus includes a center plate, a side plate(s) (side plate assembly) coaxial with the center plate and slidably relative to the center plate, and an elastic member housed within a space delimited by the side plate assembly to absorb torque fluctuations between the side plate assembly and the center plate. The apparatus also includes a cover member secured to the center plate and slidably pressure contacted with the side plate assembly to cover from outside a space housing the elastic member, and a suppressing section capable of suppressing the cover member from deforming under a pressure acting on the cover member when atmospheric pressure within the space housing the elastic member(s) becomes lower than outside atmospheric pressure. | 09-11-2014 |
20140255163 | VEHICULAR FLUID POWER TRANSMITTING DEVICE - A vehicular fluid power transmitting device has a pump impeller, a turbine runner, damper device, an annular set member and a bearing assembly. The pump impeller has a pump shell. The damper device is provided between a drive source and the pump shell in an axial direction of an output shaft, and has a damper input member that is connected to the drive source, and a damper output member that is connected to the pump shell. The damper output member is connected to the annular set member that is fixed to the pump shell. The damper input member is relatively rotatably supported via the bearing assembly by the annular set member. | 09-11-2014 |
20140238008 | VEHICULAR FLUID POWER TRANSMITTING DEVICE - A vehicular fluid power transmitting device includes a pump impeller, a turbine runner, a damper device, and a ring-shaped annular set member. The pump shell has a rear shell and a front shell that is connected to the rear shell. Also, the ring-shaped annular set member connects the damper output member to the front shell and is fixed to the front shell. An intermediate position between a position of an outer radius of the front shell and a position of a radius of the cylindrical shaft is included in a width (W) of the annular set member in a radial direction of the annular set member. | 08-28-2014 |
20140234093 | VEHICULAR FLUID POWER TRANSMITTING DEVICE - A vehicular fluid power transmitting device includes a pump impeller, a turbine runner, a damper device, a set member, and a centering member. The pump impeller has a pump shell to which torque from a drive source is input. The damper device has a damper input member and a damper output member. The damper input member is connected to an output shaft of the drive source. The damper output member is connected to the pump shell. The set member is fixed to the pump shell, and is connected to the damper output member. Also, the centering member is provided protruding toward the pump shell from the output shaft of the drive source, and is fitted together with the damper input member. | 08-21-2014 |
20140231204 | TORQUE CONVERTER LOCK-UP DEVICE - The lock-up device includes a piston, a drive plate, a plurality of radial outer side torsion springs, a float member, a driven plate, a plurality of radial inner side torsion springs and an intermediate member. The float member is rotatable relative to the drive plate and causes the radial outer side torsion springs to act in series. The intermediate member is rotatable relative to the drive plate and the driven plate, and transmits torque from the radial outer side torsion springs to the radial inner side torsion springs. | 08-21-2014 |
20140209423 | LOCK-UP DEVICE FOR TORQUE CONVERTER - A lock-up device basically includes a piston, a first plate, a second plate, a plurality of outer peripheral side torsion springs and a plurality of inner peripheral side torsion springs. The piston is configured to press a friction member that is fixed to a lateral surface of the piston onto a front cover or release pressing of the friction member. Further, the piston has a plurality of engaging portions formed by partially bending the piston towards the turbine. The second plate is coupled to the turbine. The outer peripheral side torsion springs are disposed between the piston and the first plate. The outer peripheral side torsion springs are configured to transmit torque from the piston to the first plate while the circumferential ends thereof are engaged with the engaging portions of the piston. | 07-31-2014 |
20140076680 | LOCK-UP DEVICE FOR TORQUE CONVERTER - A lock-up device includes a piston, a clutch part, a first hydraulic chamber, a second hydraulic chamber, a first hydraulic port and a second hydraulic port. The first hydraulic chamber is formed between a front cover and the piston, and the operating oil for actuating the piston is supplied thereto. The second hydraulic chamber is formed independently from the first hydraulic chamber on the same side as the first hydraulic chamber with reference to the piston, and the operating oil for actuating the piston is supplied thereto. The first hydraulic port supplies the operating oil to the first hydraulic chamber. The second hydraulic port is provided independently from the first hydraulic port, and supplies the operating oil to the second hydraulic chamber. | 03-20-2014 |
20140014453 | LOCK-UP DEVICE FOR TORQUE CONVERTER - The lock-up device includes: a clutch part disposed between a front cover and a turbine; and a damper mechanism for transmitting torque from the clutch part to the turbine and for absorbing and attenuating a torsional vibration. The damper mechanism includes: an input plate into which torque is inputted from the clutch part; an output plate connected to the turbine; a plurality of torsion springs; an intermediate member; and a restriction member. The intermediate member is rotatable relatively to the input plate and the output plate, and causes two torsion springs to act in series. The restriction member is mounted to the input plate, and restricts the intermediate member from moving in both of an axial direction and a radial direction. | 01-16-2014 |
20130334004 | CLUTCH OPERATING DEVICE - The present clutch operating device includes a drive motor and a speed reduction mechanism. The speed reduction mechanism includes a link bar receiving a driving force of the drive motor, a clutch lever that is rotatably coupled to a first end of the link bar while being disposed rotatably with respect to a second cover, and a main roller that is rotatably attached to a second end of the link bar while being disposed to roll on the second cover. | 12-19-2013 |
20130310218 | TORQUE TRANSMISSION DEVICE - It is an object of the present invention to provide a compact torque transmission device. The torque transmission device includes an input-side member, an output-side member, a clutch and a pressing mechanism. The clutch is configured to transmit or cut torque between the input-side member and the output-side member. The pressing mechanism includes a pressing member for pressing the clutch, and a pressing device. The pressing device is a device for pressing the pressing member, and is disposed on the inner peripheral side of the clutch. | 11-21-2013 |
20130225302 | LOCK-UP DEVICE FOR FLUID COUPLING - It is an object of the present invention to provide a lock-up device for a fluid coupling that can reliably suppress vibration caused by coil springs. It is to provide a lock-up device for a fluid coupling that can reliably suppress vibration caused by coil springs. This lock-up device ( | 08-29-2013 |
20130206531 | CLUTCH DEVICE - A clutch device includes a first clutch, a second clutch, a diaphragm spring and an intermediate spring. The diaphragm spring transmits a pressing force to the first clutch and the second clutch. The intermediate spring applies a coupling maintaining force to the first clutch and the second clutch so that minimally power transmitted states of the first clutch and the second clutch are maintained while a pressing force is not being applied to the first clutch and the second clutch. | 08-15-2013 |
20130206529 | LOCK-UP DEVICE FOR FLUID TYPE POWER TRANSMISSION DEVICE - It is intended to inhibit variation in output-side rotation in a wide rotational speed range even when a lock-up rotational speed is set to be low. The present lock-up device includes: a piston configured to be pressed onto a front cover; an output-side unit disposed to be unitarily rotatable with a turbine; and a first torsion spring elastically coupling the piston and the output-side unit. The output-side unit includes: an output member fixed to the turbine; an inertia member disposed to be rotatable relatively to the output member; a second torsion spring elastically coupling the inertia member and the output member; and a hysteresis torque generating mechanism. The hysteresis torque generating mechanism is configured to generate variable hysteresis torque while being disposed between the inertia member and the output member. | 08-15-2013 |
20130168200 | CLUTCH COVER ASSEMBLY - A clutch cover assembly is provided whereby accurate wear compensation can be executed. The present clutch cover assembly includes a clutch cover, a pressure plate, a diaphragm spring, an wear-amount detecting mechanism and an wear tracking mechanism. The wear-amount detecting mechanism includes a detection member for detecting the wear-amount of a friction member and a moving member configured to be movable in accordance with the wear-amount of the friction member. The detection member is engaged with the fulcrum rings and detects the wear-amount through the fulcrum rings, while being engaged with the moving member and being configured to be disengaged from the moving member at a predetermined wear-amount. | 07-04-2013 |
20130153352 | TORQUE CONVERTER - Disclosed is a torque converter ( | 06-20-2013 |
20130140126 | CLUTCH COVER ASSEMBLY - A clutch cover assembly is equipped with a clutch cover that is fixed to a flywheel, a pressure plate, a diaphragm spring, an wear-amount detecting mechanism, and a wear tracking mechanism. The wear-amount detecting mechanism has a contact member, an opposing member, and a wedge member. The contact member is attached to the pressure plate and is in contact with the flywheel. The opposing member is attached to the contact member and opposes the pressure plate. The wedge member fits between the opposing member and the pressure plate and moves in a circumferential direction in accordance with the wear-amount of a friction member. The wear tracking mechanism moves the pressing member to an initial posture side in accordance with the amount of movement of the wedge member. | 06-06-2013 |
20130140125 | CLUTCH COVER ASSEMBLY - A clutch cover assembly is equipped with a clutch cover that is fixed to a flywheel, a pressure plate, a fulcrum ring, and a ring movement regulating mechanism. The pressure plate is for pressing a friction member against the flywheel and is coupled to the clutch cover in such a way as to be relatively non-rotatable with respect to the clutch cover. The fulcrum ring is placed on the pressure plate and moves in a direction away from the pressure plate in accordance with the wear-amount of the friction member. The ring movement regulating mechanism regulates the movement of the fulcrum ring in the direction away from the pressure plate when the rotational speed of the pressure plate has exceeded a predetermined rotational speed. | 06-06-2013 |
20130112525 | CLUTCH OPERATING DEVICE - A clutch operating device includes a drive mechanism and a reduction mechanism. The drive mechanism generates a driving force. The reduction mechanism is a mechanism configured to amplify the driving force by reducing the driving amount to be inputted thereto from the reduction mechanism and convert the amplified driving force into an operating force of a clutch device. The reduction mechanism has a reduction ratio characteristic gradually increasing from a power blocking state to a power transmitting state of the clutch device and is allowed to adjust the reduction ratio characteristic in accordance with a state of the clutch device. | 05-09-2013 |
20130098734 | CLUTCH OPERATING DEVICE - A clutch operating device includes a drive mechanism and an assist mechanism. The drive mechanism is configured to generate a driving force and transmit the driving force to a clutch device. The assist mechanism is a mechanism for assisting the drive mechanism and includes a pressure mechanism and a toggle mechanism. The pressure mechanism is configured to generate a pressing force. The toggle mechanism is configured to convert the pressing force of the pressure mechanism into an assist force gradually increased from a power blocked state to a power transmitted state of the clutch device. | 04-25-2013 |
20130092500 | CLUTCH COVER ASSEMBLY - In a clutch cover assembly, accurate abrasion compensation is constantly enabled by stabilizing the actuation of an abrasion amount detecting mechanism. The present clutch cover assembly includes a clutch cover fixed to a flywheel, a pressure plate, a diaphragm spring, an abrasion amount detecting mechanism and an abrasion tracking mechanism. The abrasion amount detecting mechanism is a mechanism having a plurality of meshing positions and includes a mobile detecting member configured to release meshing in a first meshing position and move to a second meshing position when the abrasion amount of a friction member reaches a predetermined amount. The abrasion tracking mechanism moves the diaphragm spring to an initial posture side thereof in accordance with the displacement of the mobile detecting member. | 04-18-2013 |
20130048459 | LOCK-UP DEVICE FOR TORQUE CONVERTER - A lock-up device for a torque converter is provided whereby vibration attributed to coil springs can be reliably inhibited. In the lock-up device, two large coil springs of each pair are disposed in series. Stiffness ratios α1 and α2 between an N-th torsional stiffness and an (N+1)-th torsional stiffness are set to be greater than or equal to 1.5 and less than or equal to 3.0 (N is positive integer) in a multistage torsional characteristic produced by compressing at least one of the two large coil springs of each pair and a small coil spring in accordance with a relative angle between an input rotary member and an output rotary member. | 02-28-2013 |
20130035170 | DAMPER MECHANISM - A damper mechanism includes a first flywheel, an output plate, a first spring assembly and a second spring assembly. The first spring assembly is disposed between a first support part and a transmission part in a preliminarily compressed state. The second spring assembly is disposed between a second support part and the transmission part in a preliminarily compressed state. The stopper part is disposed for making contact with the first spring assembly and the second spring assembly in the rotational direction. Gaps are reliably produced in the rotational direction between the stopper part and both of the first spring assembly and the second spring assembly in a neutral state of applying no external force to the first flywheel and the output plate. | 02-07-2013 |
20130001035 | CLUTCH DEVICE - A clutch device includes an input rotor, a first pressure plate, a second pressure plate, a first clutch disc assembly, a second clutch disc assembly, a first diaphragm spring, a second diaphragm spring, a first adjusting bolt, a first adjusting spring and a first slide bushing. The first adjusting bolt is configured to be axially moved with respect to the first pressure plate when rotated with respect to the first pressure plate. The first adjusting spring is configured to apply rotational force to the first adjusting bolt. The first slide bushing is disposed while being allowed to restrict the first pressure plate from moving towards the first clutch disc assembly. | 01-03-2013 |
20120292150 | LOCK-UP DEVICE FOR TORQUE CONVERTER - The lock-up device includes an input rotary member, an output rotary member, an elastic member and a support member. The elastic member elastically couples the input rotary member and the output rotary member in a rotational direction. The support member is rotatably disposed relatively to the input rotary member and the output rotary member. The support member has a support part supporting the elastic member and an engaging part engaged with the elastic member in the rotational direction. The support part of the support member herein has an outer peripheral side support portion supporting the outer peripheral side of the elastic member. Further, the outer peripheral end of the outer peripheral side support portion has a curvature continuously reduced in proportion to distance from the engaging part in the rotational direction. | 11-22-2012 |
20120255826 | CLUTCH DEVICE - A clutch device includes an input rotor, a rotation support mechanism, a first pressure plate, a second pressure plate, a first clutch disc assembly and a second clutch disc assembly. The input rotor includes a first disc portion and a second disc portion disposed away from the first disc portion at a predetermined space. The rotation support mechanism supports the input rotor for allowing the input rotor to be rotated with respect to a first input shaft and a second input shaft. | 10-11-2012 |
20120247901 | TORQUE CONVERTER - An axial-direction space can be made more compact while widening a damper twisting angle of a lockup device such that a damper characteristic can be further improved. This torque converter comprises a torque converter main body and a lockup device. The lockup device has a plurality of outer peripheral-side torsion springs and a plurality of inner peripheral side torsion springs. The outer peripheral-side torsion springs are arranged along a circumferential direction at an attachment diameter. The inner peripheral-side torsion springs are arranged along a circumferential direction at a second attachment diameter radially inward of the outer peripheral torsion springs and operate in series with the outer peripheral torsion springs. Also, the attachment diameter is equal to or larger than an outer diameter of a torus, and the attachment diameter is equal to or smaller than an inner diameter of the torus. | 10-04-2012 |
20120241273 | LOCKUP DEVICE FOR TORQUE CONVERTER - The lockup device includes a piston that is coupled to a front cover, a drive plate coupled to the piston, a plurality of outer peripheral-side torsion springs to which torque is inputted from the drive plate, and a float member that is arranged on the turbine side of the outer peripheral-side torsion springs and serves to make two of the outer peripheral-side torsion springs operate in series The float member has a main body portion and an inner peripheral support portion. The main body portion covers an outer peripheral portion and a turbine-side side portion of the outer peripheral-side torsion springs. The inner peripheral support portion extends from the main body section toward an inner periphery and supported on an output side of the intermediate member. | 09-27-2012 |
20120217113 | POWER TRANSMISSION DEVICE FOR TORQUE CONVERTER - It is an object of the present invention to achieve reduction in size and weight of, and inhibition of axial size increase of, a power transmission device for a torque converter including a turbine functioning as an inertia element. The power transmission device includes a torque transmission plate fixed to a turbine, a damper mechanism disposed between a front cover and the turbine, and an engaging part. The damper mechanism elastically couples the torque transmission plate and a transmission-side member. The engaging part couples the torque transmission plate and the damper mechanism on a radially inner side of a torus center C of a torque converter main body. | 08-30-2012 |
20120199435 | CLUTCH COVER ASSEMBLY - It is an object of the present invention to inhibit degradation in stiffness of a clutch cover in a type of a clutch cover assembly supporting a diaphragm spring by tabs formed using a part of the clutch cover, and thereby, to prevent unsmooth decoupling of a clutch. The clutch cover assembly includes a clutch cover, a pressure plate and a diaphragm spring. The clutch cover is allowed to be fixed to a flywheel and includes an annularly continued inner peripheral edge. The clutch cover includes a circular opening in its center part and plural tabs between its inner and outer peripheries. Each tab is bent towards the flywheel and further towards the clutch cover outer periphery. The pressure plate holds a friction plate with the flywheel for interposing the friction plate therebetween. The diaphragm spring is supported by the clutch cover tabs. | 08-09-2012 |
20120181130 | TORQUE CONVERTER - It is an object of the present invention to inhibit axial size increase and simplify a structure of a torque converter including a clutch disposed between a front cover and an impeller. The torque converter includes a front cover, a housing, a torque converter main body, a lock-up clutch and an impeller clutch. The housing includes an outer periphery coupled to that of the front cover. The torque converter main body, including an impeller, is disposed in a space enclosed by the front cover and the housing. The impeller clutch is disposed between the housing and the impeller for allowing/preventing torque transmission. Further, the impeller clutch includes a plate fixed to a radially outer part of the impeller and a friction facing disposed between the housing and the plate. | 07-19-2012 |
20120142437 | TORQUE LIMITER DEVICE - A torque limiter device includes a flywheel, a clutch disc assembly, a cover plate, a pressure ring, a plurality of friction members, a plurality of rivets and a cone spring. Each of the rivets is fixed to the cover plate and includes a first head portion disposed axially between a disc portion and the cover plate. The cone spring is disposed axially between the first head portions and the pressure ring in a compressed state. | 06-07-2012 |
20120090936 | TORQUE CONVERTER LOCK-UP DEVICE - A lock-up device includes a piston, a drive plate, a plurality of radial outer side torsion springs, a float member, a driven plate, a plurality of radial inner side torsion springs and an intermediate member. The float member is configured to rotate relative to the drive plate, to cause the first and second radial outer side elastic members to act in series. The intermediate member is configured to rotate relative to the drive plate and the driven plate, and to transmit the torque from the first and second radial outer side elastic members to the first and second radial inner side elastic members. | 04-19-2012 |
20120046114 | TORQUE LIMITER - A simple and low-cost structure is provided for fixing friction members of a torque limiter. The torque limiter includes a flywheel ( | 02-23-2012 |
20120006645 | CLUTCH COVER ASSEMBLY - The clutch cover assembly includes a clutch cover, a pressure plate, and a diaphragm spring. The pressure plate is arranged to rotate as an integral unit with the clutch cover and move in an axial direction with respect to the clutch cover, and to press a friction member toward a flywheel. The diaphragm spring is supported on the clutch cover and serves to apply a force against the pressure plate toward the flywheel. The clutch cover has an annular clutch cover body and a plurality of plate-like support sections that are provided on an inner circumferential portion of the clutch cover body and serve to support the diaphragm spring such that the diaphragm spring can undergo elastic deformation. The support sections are configured such that a dimension of a tip end of the support section tapers gradually to a smaller dimension in a circumferential direction. | 01-12-2012 |
20110311367 | STATOR AND TORQUE CONVERTER - It is an object of the present invention to inhibit generation of a vortex in the position where operating oil separates from a stator and to increase a capacity coefficient by allowing the operating oil to efficiently flow from a turbine to an impeller. A torque converter stator of the present invention is configured to regulate the flow of operating oil returning from a turbine to an impeller within a torque converter. The torque converter stator includes an annular stator shell, a plurality of stator blades and an annular stator core. The stator blades are radially extended from the stator shell. The stator blades respectively include a corrugated operating-oil outlet-side edge. The stator core is disposed on the outer peripheries of the stator blades. | 12-22-2011 |
20110177869 | DAMPER MECHANISM - A damper mechanism for a clutch includes a first rotary body, a second rotary body, and an elastic member. The first rotary member includes a first member, a second member, and first and second connecting sections. The second rotary body is configured between the first and second members in an axial direction and rotatably configured relative to the first rotary body. The elastic member is rotatably configured between the first and second connecting sections to connect the first and second rotary bodies elastically. The second rotary body includes first and second protruding sections being arranged between the first and second connecting sections such that the first and second protruding sections contact the connecting sections. The first member includes a pair of first holes being configured with the rotational axis between the first holes for positioning pins being inserted in the first holes during an assembly. | 07-21-2011 |
20110143843 | FLYWHEEL ASSEMBLY - A first flywheel assembly a first flywheel, a second flywheel, a first spring set, a first spring seat, and a second spring set. The first spring set is arranged between the first flywheel and the second flywheel in a pre-compressed state. The first spring seat is a member that supports an end portion of the first spring set and is pushed in a radially outward direction against the first flywheel. The second spring set is a member having a lower stiffness than a stiffness of the first spring set and is arranged between the second flywheel and the first spring set in a pre-compressed state such that it acts in series with the first spring set. | 06-16-2011 |
20110132709 | TORQUE CONVERTER - The present torque converter includes a front cover, an impeller, a turbine, a stator, a stator brake and thrust bearings. The stator brake brakes rotation of the stator and includes a brake case coupled to the stator, a brake fixation member coupled to a stationary shaft and a brake disc unit. One of the thrust bearings, disposed axially between the impeller and the brake case, supports the both members in a rotatable state. The other bearing supports the impeller and the brake fixation member in a rotatable state, while disposed between the members and axially closer to the engine than the thrust bearing is. | 06-09-2011 |
20110081977 | POWER TRANSMISSION PART, DAMPER MECHANISM, AND FLYWHEEL ASSEMBLY - A power transmitting part for transmitting power has an annular main body section and a transmitting section. The transmitting section has a first protruding section extending outward in a radial direction from the main body section and a second protruding section extending toward a first side in an axial direction from a circumferential-direction-facing edge portion of the first protruding section. | 04-07-2011 |
20110031083 | LOCKUP DEVICE AND FLUID TYPE POWER TRANSMITTING DEVICE - The object of the invention is to provide a lockup device that can improve a fuel efficiency of a vehicle. The lockup device ( | 02-10-2011 |
20110011691 | LOCKUP DEVICE - A lockup device has a piston, an input member, and a damper mechanism. The damper mechanism has a plurality of first elastic members, a plurality of second elastic members, an intermediate member, and an output member. The intermediate member supports the first and second elastic members such that the first and second elastic members operate in series and can undergo elastic deformation in a rotational direction. | 01-20-2011 |
20100320050 | MULTIPLE CLUTCH DEVICE - A multiple clutch device 1 includes a first clutch component 10, a second clutch component 20, a first oil channel 51, and a second oil channel 51. The first clutch component 10 is able to link an input shaft 2 and a first output shaft 3 by frictional engagement. The second clutch component 20 is able to link the input shaft 2 and a second output shaft 4 by frictional engagement. The first oil channel 51 serves to supply lubricating fluid to the first clutch component 10. The second oil channel 52 is substantially independent from the first oil channel 51, and serves to supply lubricating fluid to the second clutch component 20. | 12-23-2010 |
20100224460 | CLUTCH COVER ASSEMBLY - A clutch cover assembly ( | 09-09-2010 |
20100222149 | DAMPER MECHANISM - A damper mechanism has a first rotating body, a second rotating body, at least one first elastic member, and at least one second elastic member. The second rotating body is disposed rotatably with respect to the first rotating body. The first elastic member is disposed so as to link elastically the first rotating body and the second rotating body in the rotation direction, and to operate only on the positive side of the torsional characteristics. The second elastic member is disposed so as to link elastically the first rotating body and the second rotating body in the rotation direction, and operate only on the negative side of the torsional characteristics. | 09-02-2010 |
20100206681 | CLUTCH COVER ASSEMBLY - A clutch cover assembly ( | 08-19-2010 |
20100178991 | DAMPER MECHANISM - A damper mechanism | 07-15-2010 |
20100130289 | DAMPER MECHANISM - A damper mechanism | 05-27-2010 |
20100089046 | LOCKUP DEVICE AND FLUID TORQUE TRANSMISSION DEVICE EQUIPPED WITH SAME - A lockup device ( | 04-15-2010 |
20100075763 | DAMPER MECHANISM - A damper mechanism | 03-25-2010 |
20090183962 | LOCK-UP DEVICE - The lock-up device includes a piston, an output rotary member, a plurality of elastic members, a support member, and a retaining plate. The piston is supported rotatably with respect to the input rotary member and movably in the axial direction. The elastic members elastically link the piston and the output rotary member in the rotational direction. The support member has an outer peripheral support component to support the outer peripheral side of the elastic members. The retaining plate has a fixed component that is fixed to the piston, and a radial support component that supports the outer peripheral support component in the radial direction. | 07-23-2009 |
20090095589 | LOCKUP DEVICE, AND FLUID-TYPE TORQUE TRANSMISSION DEVICE EQUIPPED WITH SAME - A lockup device | 04-16-2009 |
20090069098 | DAMPER MECHANISM - A damper mechanism ( | 03-12-2009 |
20090050437 | CLUTCH DEVICE - A wet type multiple disc clutch | 02-26-2009 |
20090020385 | LOCK-UP DAMPER - There is provided a lock-up damper that affords greater design latitude. A lock-up damper | 01-22-2009 |
20090011902 | LOCKUP DEVICE AND HYDRAULIC TORQUE TRANSMISSION DEVICE PROVIDED WITH THE SAME - A lockup device | 01-08-2009 |
20080237955 | SPRING SEAT AND DAMPER DISK ASSEMBLY - Second spring seats | 10-02-2008 |
20080237950 | SPRING SEAT AND DAMPER DISK ASSEMBLY - Second spring seats | 10-02-2008 |
20080210009 | Automatic Ultrasonic Examination Device, Automatic Ultrasonic Examination Method and Production Method Using the Examination Method - An automatic ultrasonic examination device | 09-04-2008 |