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Patent Searching and Data


Matches 701 - 750 out of 1,797

Document Document Title
JP2008075843
To provide a torque convertor, which can be downsized in its axial direction.In this torque converter provided with thrust bearings 45 respectively arranged on both axial sides on the inner peripheral side of a stator 30, the stator 30 i...  
JP2008064313
To provide a torque converter with a piston plate stopper for preventing the contact of a piston plate with a turbine hub.A flexible connection element 102 has a first end 109 and a second end 111. The first end 109 is arranged to be con...  
JP2008051265
To provide a hydraulic power transmission which has a simple and compact rotation imbalance adjuster for a rotation unit consisting of a lock-up clutch device and a damper device, and easily and speedily makes its rotation imbalance adju...  
JP2008051227
To prevent connecting strength from decreasing in a fluid transmission device wherein a turbine shell and a turbine hub are welded, because compressive stress is applied to a welding part even if the turbine shell displaces to a blade si...  
JP2008038951
To solve the problem that connecting driven pawls composing a damper to a turbine shell by welding makes the turbine shell thermally deform, causes holes, and increases the number of components, and that on the other hand, integratedly f...  
JP2008032162
To provide a lockup clutch mechanism capable of achieving miniaturization, preventing judder and stabilizing sealing effectiveness by increasing transmission torque.A frictional material is adhered to either one of a lockup piston and a ...  
JP2008008358
To provide a hydraulic power transmission with a lock-up clutch capable of preventing deterioration in lock-up controllability.The hydraulic power transmission with the lock-up clutch includes a front cover (4) connected to an input shaf...  
JP2008008357
To provide a fluid transmission device with a lock-up clutch capable of suppressing eccentric a hit and a drag on a facing surface.The fluid transmission device 1 with the lock-up clutch comprises a front cover 4, an impeller shell 6, a ...  
JP2008002506
To provide a lock-up clutch mechanism capable of making contact pressure in the circumferential direction on a friction face more uniform irrespective of a change of a piston pressing force of a lock-up clutch by a simple configuration t...  
JP2008002484
To provide the mounting structure of a piston in a torque converter having structure with a friction ring provided with friction members on both faces intervened between a front cover and the piston to enable simple assembling without al...  
JP2007162936
To provide a torsional vibration damper for a bridge clutch of a hydrodynamic clutch unit with at least two damping units so that the undesirable vibration or noise is not perceived any longer.The torsional vibration damper for the bridg...  
JP2007155096
To provide a wet type multiple disc clutch having a great torque capacity during completing fastening while preventing vibration (judder) due to the occurrence of stick or slip in a slipping condition during fastening.The wet type multip...  
JP2007146928
To provide a lock-up clutch used in a torque converter and capable of improving heat resistance of an outside diameter side friction member for performing slip control.This drawing is an enlarged cross sectional view of main parts of par...  
JP2007146927
To provide a friction member of a lock-up clutch used in a torque converter, divided into an outside diameter side friction member for performing slip control for making μ-ν characteristic a positive gradient to suppress occurrence of ...  
JP2007146926
To improve heat resistance of a friction member of a lock-up clutch used in a torque converter.This drawing is an enlarged cross sectional view of a main part of the lock-up clutch, and 21 and 5 indicate a front cover and a clutch piston...  
JP2007132522
To reduce sliding of torsion springs and the other member in a lockup device.This device has a clutch plate 71 brought into pressure contact with a frictional surface of a front cover, a plurality of torsion springs 74, a drive plate 72,...  
JP2007132459
To provide a lockup clutch mechanism which largely secures torque transmission capacity by improving sealability of an interface while preventing judder by further uniformizing bearing pressure in the circumferential direction of a frict...  
JP3961861
To arrange a frictional coupling part of a drive plate abutted on a rotational direction end part of a torsion spring and transmitting torque on an outer peripheral side in the radial direction in a lockup device with a friction face whi...  
JP3961740
To sufficiently ensure circumferential length without increasing load acting on a torsion spring. This device 6 mechanically connects a front cover 3 of a torque converter 1 with a member on a turbine 5 side, and comprises an input side ...  
JP2007113659
To improve torsional vibration absorbing/damping performance in a lockup device for a fluid type torque transmission device.This lockup device 5 has a clutch mechanism 6, a damper mechanism 7 and a friction generating mechanism 4. The fr...  
JP2007113660
To improve responsiveness when operating a lockup device in the lockup device for a fluid type torque transmission device.This lockup device 5 has a clutch mechanism 6 and a damper mechanism 7. The clutch mechanism 6 has a lockup piston ...  
JP2007113745
To reduce hysteresis torque in a lock-up device for a fluid type torque transmission device.In this lock-up device 5, a retaining plate 52 is fixed to a piston 51 to hold a first torsion spring 54 in an elastically deformable manner in a...  
JP2007113661
To facilitate installation and disassembling work in a lockup device for a fluid type torque transmission device.This lockup device 5 has a clutch mechanism 6 and a damper mechanism 7 composed of a first damper mechanism 70 and a second ...  
JP3947628
To prevent lowering of transmission efficiency in the case of tilting the swash plate of a variable displacement pump over a preset angle in a forward travel range of a vehicle by transmitting driving force of a power source to a hydraul...  
JP2007100933
To provide a wet friction material reducing the leakage of operating oil to a friction sliding face side while hardly causing uneven contact with an opponent surface during engagement.The wet friction material 10 comprises a layer 20 fil...  
JP3944104
To make a coned disc spring to energize the clutch piston of a lockup clutch in a clutch ON direction display original spring characteristics, in a hydraulic power transmission and to improve its durability. In the hydraulic power in whi...  
JP3934403
To realize saving of space in a lockup device in which the frictional plate is arranged on the outer circumference of a damper mechanism in order to secure the torque transmission capacity. This lockup device 1 is arranged in a space bet...  
JP2007078009
To provide a lockup clutch mechanism that is satisfactory in precision, excellent in working efficiency in manufacture, manufacturable at low cost, and having high operability, by forming engagement parts on a plurality of friction mater...  
JP2007064345
To provide a damper spring capable of suppressing friction caused by contact with peripheral members inside a damper spring holding part at the time of lockup, thus, reducing hysteresis caused by spring extension/contraction and improvin...  
JP2007057099
To reduce the manufacturing cost by simplifying the design of a free wheel of a stator in a torque converter.In the one-way clutch for an automobile component, a first plate 14 is provided which is substantially orthogonal to the axis of...  
JP3924395
To exhibit stable torsion damping performance by preventing the increase of friction torque even when a drive plate and a hub plate are relatively displaced in the axial direction in a torsional vibration damping device. This torsional v...  
JP2007051752
To reduce cost by reducing the number of parts of a torque converter 1 and simplifying structure.The torque converter 1 for transmitting torque from an engine to a transmission comprises a front cover 2; an impeller 9 forming a fluid cha...  
JP2007051779
To provide a torque converter clutch which is actuated as accompanied by slip, and to enable heat to be effectively exhausted from the torque converter clutch.The torque converter clutch has a cover, a friction plate fixed to the cover, ...  
JP3916175
To easily and effectively fix a web and a turbine wheel without welding them together. A hydrodynamic connecting device has a locking clutch containing a torsion damper, and in a web of this torsion damper, an outer peripheral part is at...  
JP3915566
To provide a torque converter in which the number of part items is reduced, while securing the torque transmission function. The torque converter 10 is provided with: a front cover 11, a pump shell 12; a turbine shell 16 in which torque ...  
JP2007040507
To form by a laser a stable and strong welded part through which a support portion of a second transmission claw and a shell of a turbine impeller are joined to each other in a hydraulic power transmission with a lock-up clutch.In the hy...  
JP3913277
PURPOSE: To improve the damping action of a power transfer device by disposing the energy accumulator of a rotationally elastic damper in a radially outer area and in a power transfer passage between at least one turbine wheel and the ou...  
JP3909727
To provide a lockup clutch for torque converter structured simply, excellent in the heat resistance, and having small dimensions in the axial direction. The first sliding surface 16a perpendicular to a rotary shaft is formed on the inner...  
JP2007024278
To provide damper springs and seat members improvable in assembling work efficiency by easily fitting the seat members to coil springs, and improvable in assembling efficiency by ensuring fitting tolerance, thereby reducing a manufacturi...  
JP2007016870
To decrease the pressure of clutch working fluid supplied to a lock-up clutch.A torque converter 12 includes a pump impeller 25 for defining a converter chamber 28 together with a front cover 24, and a turbine runner 27 facing the pump i...  
JP2007016833
To miniaturize a fluid transmission device.This fluid transmission device comprises a torus portion comprising a pump impeller 24 and a turbine liner 25, a turbine hub 44 engaged with an input shaft 30 of a transmission device and holdin...  
JP2007016855
To provide a damper device for being attached to a torque converter with improved drivability regardless of the amount of acting torque variation.The damper device has an outer ring 1 engaged to a piston, a disk main body 2 and a disk li...  
JP3904954
To improve absorption and damping capacity of a twist vibration of a lockup device provided with a double friction face. This lockup device 7 having functions of a clutch and an elastic connecting mechanism comprises a clutch plate 71, a...  
JP2007009990
To make a friction generation mechanism compact in size in a torque converter with a lockup device.The fluid-type torque converter 1 with the lockup device comprises: a front cover 2; an impeller 9; a turbine 10; and the friction generat...  
JP2007009991
To make a friction generation mechanism compact in size in a damper mechanism and a lockup device.The damper mechanism 7 comprises a retaining plate 52, a driven plate 53 and a second torsion spring 57. The driven plate 53 is relatively ...  
JP2007002990
To provide a lock-up device adaptable to an increase in the slipping frequency of the lock-up device or in the output of an engine and suitably adaptable to the conditions of the lock-up device after starting the engagement and after fin...  
JP2007002920
To solve a problem in a conventional power transmission wherein abrupt variation of torque and impact noise according to the operation of a stopper mechanically limiting the relative rotation of the turbine shell side to the turbine hub ...  
JP2006349169
To easily and inexpensively manufacture a torsional vibration damper disc.Spring elements 31, 42, 43, 44 are tensed between two contact regions 45, 46 with small pre-load.  
JP3893748
To prevent a clutch from early deteriorating due to slippage for a long time by stopping the connection of the clutch, when a gear except a starting gear previously set in a transmission at stopping is engaged. At starting a vehicle, whe...  
JP2006342968
To provide a torsional vibration damper disk exhibiting a long life even when the engine speed is high.Reinforcement tongue pieces 30, 35, 36 and 37 start from a periphery end 18 in a region of at least one of storage chambers 24, 25, 26...  

Matches 701 - 750 out of 1,797