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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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, ...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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 ...
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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.
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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...
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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...
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JP3883085 |
To provide a vehicle with a variable capacity type torque converter having high degree of freedom in controlling, easy to maintain desired capacity, east to carry out controlling operation, and easy to maintain maximum traction force and...
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JP3880681 |
To shorten the full width of a continuously variable automatic transmission, and while to lower the cost. In this device, a starting device 12, which is provided with a torque converter 15, is arranged between an engine A and a continuou...
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JP3879950 |
To provide a balancing device for a damper of a lockup clutch of torque converter. A weight 40 is formed by folding a thin plate into an angle shape consisting of an inserting piece 41 located in the center and straddling parts 42 on bot...
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JP3874650 |
To provide a fluid coupling which eliminates slip (sliding) loss and improves mechanical efficiency of power transmission by providing a clutch mechanism between a driving shaft side and a driven shaft side and by providing the same driv...
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JP2006300231 |
To surely release a lock-up clutch even in an idling state of an engine when the quantity of operating oil from an oil pump is lowered.The torque converter 14 has a pump impeller 30 connected with a crank shaft 15 through a front cover 4...
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JP2006300134 |
To prevent wearing of a turbine shell by a torsion spring in a fluid type torque transmission device in which the torsion spring of a lockup device is positioned in proximity to the turbine shell.A torque converter 1 comprises a front co...
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JP2006300099 |
To provide a torque converter capable of controlling a lockup clutch and a brake by a simple structure.This torque converter 1 comprises an output member 20 and a stator 40 having a pump 12 and a turbine 21 and receiving an input from an...
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JP2006300135 |
To solve a problem of contact of a turbine on a stator in a torque converter in which the outer peripheral edge of the torsion spring of a lockup device is positioned on the inner peripheral side of the inner peripheral edge of a fluid o...
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JP2006292126 |
To easily obtain a large torsion angle without enlarging a lock-up damper device while obtaining vibration inhibiting effect of muffled sound or the like.This lock-up damper device 17 comprises: a lock-up piston 18 having a facing 19 fri...
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JP2006283908 |
To provide a fluid transmission device with a lock-up clutch capable of cooling a lock-up mechanism sufficiently and having a simple structure.A torque converter 1 is provided with a case 5 prescribing a first oil pressure chamber 10a an...
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JP2006273297 |
To provide a power unit having a torque converter installed inside in which a centrifugal clutch, torque converter and output gear are coaxially arranged while being adjacent to each other under their driving relations so as to assure a ...
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JP3859366 |
To eliminate remaining tensile stress in the bending part on an outer peripheral corner and to improve the durability of a flat plate by pressing a pressing member against the inside of a corner bending part of the flat plate at a prescr...
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JP3854798 |
To simplify the structure of a lockup device for securing a plurality of friction surfaces by using a drive plate held between a piston and a front cover. In this lockup device 7 of a torque converter 1, an annular driven plate 71 is fix...
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JP3854661 |
To obtain sure operation, pass operating oil in an operating frictional connecting part so as to improve cooling capability by forming a pressure chamber sealed between a front cover and a piston member, an providing with a lock up devic...
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JP2006242347 |
To provide a hydraulic controller of a fluid type transmission device with a lock-up clutch for a vehicle capable of simplifying its configuration and being miniaturized.Engagement and release of the lock-up clutch 32 including slip cont...
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JP2006226526 |
To provide a torque converter including a torque input member and an impeller assembly operably connected to the torque input member.A turbine assembly is connected to an impeller, and a lock-up clutch is arranged between the turbine ass...
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JP3844708 |
To reduce the number of assembling manhours of a piston connecting mechanism in a lockup device having a piston pressing a frictional coupling part of a clutch mechanism on a front cover. This piston connecting mechanism 76 for a lockup ...
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JP2006220264 |
To improve a response property for lockup operation of a lockup unit of a fluid type torque transmission device when the lockup unit is reversed.A torque converter 1 comprises a front cover 2 in which torque is entered, an impeller shell...
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JP2006207718 |
To provide a fluid type torque transmission device with a lock-up device for reducing hysteresis torque while suppressing an increase in the bearing pressure of a thrust washer provided between a turbine hub and a front cover in the axia...
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JP2006200607 |
To reduce the number of parts and a size by allowing a thrust member to serve sealing function at a connection portion between a turbine hub and an output member.This fluid transmission device (a torque converter 10) comprises an input s...
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JP2006194373 |
To provide a plate torsion spring having reducible modulus of elasticity without reducing its fatigue strength and transmission torque capacity.A plate member is bent into a wavy shape to form a spring part 7. A flat platy ring inside in...
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JP2006194431 |
To provide a lock-up clutch device capable of preventing the generation of grabbing chatter by stick slip without cutting an outer peripheral side-surface of a frictional material, in a lock-up clutch device used in a torque convertor.Th...
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JP2006189057 |
To solve the problems of a current torque converter wherein the number of parts items is large and it hinders miniaturization.This torque converter 10 is provided with an input side rotary element A connected to a driving board 1, an int...
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