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JP2009133404 |
To avoid a reduction in the dimensional accuracy of input side rotary members due to deformation with heat treatment.This torsional vibration reducing device includes the first input side rotary member 2 on the engine side, the second in...
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JP2009133485 |
To provide an improved torque converter, capable of providing greater clutch abilities.The torque converter 50 is provided with a lockup clutch 58 comprising a piston 56 and a clutch plate 68, and a spring 72. A connector plate 70 is cou...
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JP2009133444 |
To provide a torque converter capable of reducing transmission of judder vibration generated in a sliding engaging state of a lockup clutch to a speed-change mechanism side.In the sliding engaging state in which a clutch plate 27 of the ...
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JP2009121630 |
To shorten the length in the axial direction of a power train unit including a fluid transmission device.A clutch piston plate 32 has a piston part 32a projecting toward the engine output shaft 7 side under a part abutting on a friction ...
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JP2009121685 |
To provide a method more convenient than installing a piston in a front side cover for maintaining piston capacity of moving in the axial direction.This torque converter 20 is provided with a housing 24 and a lockup clutch 42. The lockup...
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JP2009121675 |
To provide a hydrodynamic coupling device having a friction disc held by a linking element for directly connecting a turbine wheel to a flange of a damper plate.This hydrodynamic coupling device has a rotary shaft B, a torque converter 1...
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JP2009115112 |
To provide a fluid transmission device which facilitates the change of a vibration characteristic and realizes excellent vibration damping capacity in a low rotation region.The fluid transmission device which includes a pump impeller cou...
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JP2009115294 |
To provide a fluid transmission gear equipped with a lockup clutch device capable of enhancing the vibration characteristics etc. by changing the inertia upstream of a damper spring and the inertia in the downstream properly in accordanc...
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JP2009103308 |
To significantly shorten a manufacturing time by reducing a manufacturing process, while preventing generation of unnecessary polishing chips and cutting chips, by stabilizing an initial friction characteristic without performing initial...
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JP2009092177 |
To enable miniaturization of a lockup device of a fluid-type torque transmission device.This lockup device 5 of a torque converter 1 has a piston 51, a first plate 61, a second plate 62, an intermediate plate 63, a plurality of first spr...
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JP2009085299 |
To further reduce fuel consumption while maintaining while maintaining a required tractive force, and to carry out speed change not leading to engine stall in a working vehicle such as a wheel loader.When a speed ("drive", "second speed"...
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JP2009085335 |
To provide a lock-up device and a fluid torque transmission device capable of improving responsiveness.The lock-up device 5 of a torque converter 1 is provided with a piston 53, a first friction plate 51, a second friction plate 52, and ...
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JP2009074567 |
To prevent the size of an outside diametrical dimension of a spring from being restricted by a support means for supporting the spring.This torsional vibration reducing device is provided with a support part 3b projecting outside in the ...
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JP2009068579 |
To provide a torque damper capable of avoiding reduction in rotational strength, by dispensing with a cutout for locking a guide sheet in a clutch piston.A lockup clutch 10 (the torque damper) has a clutch piston 11, a damper spring 12, ...
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JP2009068604 |
To provide a damper device capable of appropriately absorbing a plurality of torque fluctuations different in magnitude with appropriate hysteresis.A torque transmission means 32 for transmitting a rotating force of a first flywheel 30 c...
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JP2009047272 |
To provide a fluid gearing with a lock-up clutch capable of generating the maximum engine torque at the time of starting-up and improving drivability.The fluid gearing has a lock-up clutch 30 which is arranged in parallel on a power tran...
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JP2009047262 |
To realize the high-speed work, and to reduce the installation area.A device for assembling a friction plate for a lock-up clutch comprises a base member 30 having an annular groove 31 in which a plurality of fan-shaped friction plates 1...
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JP2009041662 |
To provide a torque converter with a lock-up clutch, having compact construction for improving the vibration reducing effect of a driving system resulting in a wider low-vehicle-speed region of the torque converter to which the lock-up c...
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JP2009041737 |
To provide a hydraulic torque transmission device capable of improving fuel economy and operability of a vehicle.A torque converter 1 has a front cover 2, an impeller 9, a turbine 10 and a lock-up device 5. The lock-up device 5 has a pis...
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JP2009041691 |
To provide a torque converter with a lock-up clutch, for actualizing smooth connection of the lock-up clutch in a low vehicle speed region while preventing stick-slip due to wave undulation on both friction surfaces of a transmission cov...
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JP2009036376 |
To simplify the joint of a piston and a clutch plate to a cover.This torque converter comprises the cover, and a bridging clutch 118 to be selectively joined to the cover. The bridging clutch 118 consists of the clutch plate 164 fixed to...
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JP2009030770 |
To provide a damper mechanism, employing a low-rigidity elastic member, preventing inappropriate force from acting thereon even when the low-rigidity elastic member is in initial setting and under high-torque external force.The damper me...
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JP2009024783 |
To provide a lockup damper for which design flexibility can be improved.The lockup damper 7 has a pair of input rotation bodies 71 rotated in a body, an intermediate plate 73, a turbine hub 43, an output rotation body 72, a plurality of ...
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JP2009019649 |
To provide a lock-up damper capable of improving torsional vibration damping performance.The lock-up damper 62 comprises a pair of input plates 63 rotating together, an output plate 64, a plurality of first springs 65, a plurality of sec...
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JP2009019772 |
To provide a multi-functional torque converter with a two pass fluid circuit which provides the functionality of a three pass fluid circuit, and to provide a multi-function torque converter in which a pump clutch remains engaged while a ...
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JP2009019774 |
To save a space by directly attaching a cover plate to a piston without using separate rivets or spacer bolts.This torque converter includes a turbine, a lockup clutch including the piston, and a damper having at least one cover plate. T...
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JP2009019640 |
To suppress vibration and abnormal noise due to an increase in torsional rigidity when one of springs is not compressed.A torsional-vibration reduction device is provided with a pair of side plates 9, 10 and a center plate 11 stored betw...
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JP2009002511 |
To provide a hydrodynamic connecting device for a hybrid vehicle wherein complexity is reduced.The connecting device is provided with: a housing 102; a seal plate 116 connected to the housing in a rotation direction; a pump 104 arranged ...
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JP2009002358 |
To stably support end portions of a pair of springs by a coupling portion of a holding member.The torsional vibration reducing device comprises: a lock-up piston 2 capable of coupling/disconnecting to/from a crank shaft of an engine; an ...
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JP2008309335 |
To expand a turning angle enabling in predetermined torque in a specific area of a torsion damper characteristic line or to reduce a spring constant in the specific area.In this vibration damping device 2, mutually coaxially arranged pri...
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JP2008298113 |
To provide a starter capable of preventing generation of a rattling sound when releasing a first engaging means.This starter 1 is provided with a frictional locking mechanism 50 having a pedestal part 52 fixed to a damper device 40 and a...
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JP2008286394 |
To provide a torque converter equipped with a means to avoid rattling in the torque converter clutch under operation in the torque converter mode and reduce the drag while improving the cooling flow as well.A first pressure chamber 204 i...
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JP2008281199 |
To provide a torque converter equipped with a piston plate which is directly engaged with a cover, a weld design and lock-up plate attachment method which reduce contaminants, and a durable stamped stator design with improved performance...
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JP2008281200 |
To provide a torque converter having a means for reducing drag, and avoiding rattle in a torque converter clutch in operation in a torque converter mode, while improving a cooling flow.This torque converter is provided with a pump shell ...
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JP2008256017 |
To provide a lock-up clutch capable of maintaining the durability of a damper spring while reducing a spring constant in a cruising area and improving the torque fluctuation absorbing performance of an engine.This lock-up clutch transmit...
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JP2008232387 |
To provide a clutch device for a torque converter, wherein a space is formed in the outer periphery by shrinking the outer diameter of an outer shell of the torque converter on the side of a front cover.The clutch device 4 has a piston 8...
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JP2008224007 |
To absorb torque by smoothly deforming springs despite the employment of the long-stroke arcuate springs.A spring housing 19 receiving the arcuate springs 20 therein is rotatably supported by an output-side boss 15 through an inner-diame...
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JP2008223991 |
To provide an automatic transmission device for suppressing a fluctuation of torque to be transmitted to a shift stage at starting a vehicle while suppressing the interruption of power transmission during shift transmission.The automatic...
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JP2008215378 |
To reduce manufacturing cost in a fluid type torque transmission device.A fluid coupling 1 has a front cover 2, an impeller 3, a turbine 4, a piston 51 and a damper mechanism 6. The damper mechanism 6 elastically connects the piston 51 a...
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JP2008215593 |
To improve the fuel economy of a vehicle while preventing a hydraulic torque transmission device from being axially moved.A torque converter 100 comprises a torque converter body 1, a damper mechanism 8 for elastically connecting the tor...
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JP2008208855 |
To provide a lock-up damper for a torque converter, which is housed in the torque converter and elastically connects a turbine runner and the piston, so as to absorb the torque fluctuation of the engine in the lock-up state where the pis...
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JP2008209005 |
To provide a multi-functional torque converter separating axial force caused by the operation of a piston plate from housing structuring members and a bearing.An impeller clutch 102 is provided to transmit the torque from a torque input ...
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JP2008202618 |
To reduce drag torque in a lock-up device of a hydraulic torque transmission device.The lock-up device 7 of a torque converter 1 consists of a piston 75, a clutch plate 80 and a damper mechanism 9. The clutch plate 80 has a first flow pa...
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JP2008196660 |
To compactly arrange an input joint in a multi-stage automatic transmission by setting control from the outside of the input joint equipped with a hydraulic engagement chamber of an independent lockup clutch in two passages.An oil chambe...
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JP2008196540 |
To provide a torque converter lockup damper mechanism which reduces rigidity of an elastic member without deteriorating strength of a member and a structure, and enhances absorbing efficiency of rotation variation.The lockup damper mecha...
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JP2008190561 |
To improve the durability of a friction material for a lock-up clutch.This torque converter comprises a cover shell 6 to be rotated integrally with the output shaft of an engine, an impeller 2 to be rotated integrally with the cover shel...
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JP2008185103 |
To provide a lock-up mechanism having improved instantaneous heat absorbing capability and responsiveness during lock-up fastening/release.The lock-up mechanism comprises a friction facing 3 fixed to the inner face of a torque converter ...
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JP2008185100 |
To provide a torque converter using a two-way hydraulic lock-up mechanism for closing a lubricating oil path in a lock-up condition while securing the lubricating oil path in a slipping lock-up condition.The torque converter with a lock-...
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JP2008180306 |
To provide a lock-up damper device for a torque converter, for reducing impact torque while suppressing the occurrence of judder vibration.A damping mechanism 16 is mounted over between an input side supporting portion 11 to be rotated t...
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JP2008180307 |
To provide a torque converter wherein engine brake effectively works with a foot released from an accelerator.A one-way clutch 11 is provided between a turbine hub 10 on which a turbine runner 2 is mounted and a front cover 7. The one-wa...
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