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WO/2011/152205A1 |
Provided is a lock-up apparatus for a torque converter, which can reliably control vibration caused by a coil spring. Pairs of two large coil springs (74) are arranged in series in a lock-up apparatus (7). When the pairs of the two large...
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WO/2011/147598A1 |
The invention relates to a wet clutch assembly, comprising a fluid-filled or fluid-fillable housing assembly (30), a first friction surface formation (106), which can be rotated together with the housing assembly (30) about an axis of ro...
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WO/2011/147597A1 |
The invention relates to a hybrid drive module comprising an electric motor (150) having a stator assembly (152), and a rotor assembly (154) coupled to a torsional vibration damping assembly (28), wherein the torsional vibration damping ...
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WO/2011/147488A1 |
The invention relates to a torsional vibration damping arrangement, in particular for a drive train having an automatic transmission, comprising an input area (52) and an output area (82), wherein a first torque-transmission path (46) an...
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WO/2011/147633A1 |
A rotational vibration damping assembly comprises an input region (16) to be driven in rotation about an axis of rotation (A) and an output region (18), wherein, between the input region (16) and the output region (18), there are provide...
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WO/2011/147486A1 |
The invention relates to a hydrodynamic coupling arrangement, in particular a torque converter, comprising a housing arrangement (12) filled with fluid, a pump impeller (20), a turbine wheel (28), a lock-up clutch (54), and a torsional v...
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WO/2011/147487A1 |
The invention relates to a hydrodynamic coupling arrangement, in particular a torque converter, comprising a housing arrangement (12) that is or can be filled with fluid, a pump impeller (20), a turbine wheel (28), a lock-up clutch (54),...
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WO/2011/130182A2 |
A damper assembly for a torque converter includes a drive side elastic element arranged for transmitting torque to a turbine for the torque converter in a first direction and a coast side elastic element, separate from the drive side ela...
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WO/2011/122130A1 |
Disclosed is a fluid transmission device (1) such that, when an input side center piece (2) which is an input member, and an input element (81) of a damper mechanism (8), are engaged to each other by a lockup clutch (9), vibrations trans...
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WO/2011/111117A1 |
A lock-up clutch configured in such a manner that the temperature distribution of multiple friction surfaces is uniformized to improve the control accuracy of the lock-up clutch and to minimize the occurrence of shudder. Friction materia...
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WO/2011/110310A2 |
A launch device for a vehicle transmission including a housing, an impeller, a turbine, and first and second clutches with first and second pistons, respectively. The first and second pistons are sealingly engaged with one another. The f...
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WO/2011/105182A1 |
Disclosed is a lockup device for a torque converter with high design flexibility. The lockup device (7) is equipped with an input rotating member (71), an output rotating member (73), an elastic member (74) and a support member (75). The...
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WO/2011/102220A1 |
A lockup device (7) is provided with a driven plate (35), a piston (30), a spring (33), and a connecting ring (60). The piston (30) is supported by a turbine (4) in such a way as to be axially movable and rotatable, and moves axially acc...
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WO/2011/086461A1 |
A power transmission device (4) has a rigid body (58; 120b; 220) that includes a contact portion coming into contact with the first or second friction member and that moves the contact portion from a position of contact with the first or...
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WO/2011/077478A1 |
Provided is a lockup clutch mechanism wherein, while the rigidity and the heat capacity of a lockup piston are increased by a simple structure, and the weight of the lockup piston is reduced, the increase of the temperature in a second s...
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WO/2011/076168A1 |
The invention relates to a force-transmitting device, comprising an input-side component, a hydrodynamic component having a turbine wheel, and a device for damping vibrations, which is arranged downstream of the first input-side componen...
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WO/2011/070852A1 |
In order to reduce space in the axial direction, and further increase damper characteristics by further widening the damper torsion angle of a lock-up device, the disclosed torque converter is provided with a torque converter body (6) an...
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WO/2011/070888A1 |
Disclosed is a lockup device for a torque converter, wherein the rigidity of a float member to cause a plurality of torsion springs to operate in series, is increased by a simple structure. The lockup device is provided with a piston (30...
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WO/2011/066879A1 |
The invention relates to a converter device for a motor vehicle drive train, comprising at least two converter components (10, 11) that can be rotated relative to each other, which form at least one operating-medium conducting channel (1...
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WO/2011/060891A1 |
A flow separation hub including a first hub component (152), a second hub component (154) affixed to the first hub component, a first passage (156) arranged through the first and second hub components for enabling a first fluid to flow t...
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WO/2011/057705A1 |
A clutch assembly for a torque converter, including: a cover (112); a piston plate (114) including a hole (130); and a rivet (116) in the hole. The rivet includes a rivet head (134). Prior to applying pressure to the rivet to fix the riv...
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WO/2011/055622A1 |
Disclosed is a power transmission device for a torque converter, this power transmission device being such that a turbine serves as an inertia element, that the size is made compact, that the weight is reduced, and that increase in the a...
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WO/2011/054331A1 |
The invention relates to a hydrodynamic torque converter (3), comprising a torsional vibration damper (4), an axial bearing (2) arranged between a damper part (4.1) of the torsional vibration damper or a turbine wheel of the hydrodynamic...
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WO/2011/048902A1 |
Disclosed is a torque converter wherein a clutch is provided between a front cover and an impeller and wherein the axial direction dimension is prevented from increasing, and the structure is simplified. The torque converter is provided ...
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WO/2011/035758A1 |
The invention relates to a hydrodynamic torque converter, comprising a torsional vibration damper (18), which has a damper input drive part (20) and a damper output drive part (22), which can be rotated against the effect of at least two...
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WO/2011/024640A1 |
The damper torsional angle of a lockup device is increased to further reduce the damper stiffness characteristics. A lockup device is provided with a piston (30), a drive plate (31), outer peripheral-side torsion springs (32), a float me...
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WO/2011/006468A1 |
The invention relates to a torque transmission device (10), comprising a pump impeller (12), a turbine wheel (14) that can be driven by the pump impeller, and a torsional vibration damper (11). The torsional vibration damper comprises a ...
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WO/2010/107049A1 |
Provided is a power transmission device which comprises a torque converter, is applied to an idle-stopping vehicle, can improve a fuel efficiency without returning to a fuel cut during the deceleration of the vehicle, and is reduced in c...
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WO/2010/107050A1 |
Provided is a power transmission device which is applied to a vehicle having a torque converter and reduced in cost by instantaneously and sufficiently supplying oil to a clutch means during the start of an engine after the idle stop so ...
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WO/2010/101168A1 |
[Object] To enhance power transmission efficiency and to reduce a shift time lag. [Means to achieve the object] A power transmission has a start clutch (2) capable of transmitting or cutting off power from the engine to wheels at any tim...
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WO/2010/070872A1 |
Provided is a power transmission device which allows a torque converter to be miniaturized and the freedom of layout inside said torque converter to be further improved. The device is equipped with a torque converter (1) having a torque ...
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WO/2010/070873A1 |
Provided is a power transmission device that can improve takeoff performance utilizing a torque amplifying function of a torque converter, can improve power transmission efficiency during steady travel, and permits the device to be minia...
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WO/2010/066665A2 |
A hydrodynamic coupling arrangement (10), in particular torque converter, comprises a housing (12) which can be coupled to a drive input shaft and has a pump wheel (20), a turbine wheel (22) which is arranged in the interior space of the...
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WO/2010/058499A1 |
A friction face of a friction material is provided with a groove such that in a sliding contact state, oil is allowed to continuously flow from a torque converter chamber to a lock-up oil chamber, and in a locked state, the flow of oil i...
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WO/2010/051796A1 |
The invention relates to a wet clutch comprising a friction disk (10) which is subjected by a piston (5) against an end disk (4). In order to guide a flow of pressure medium by force over the frictional surfaces (11, 12) of the wet clutc...
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WO/2010/051801A1 |
The invention relates to a hydrodynamic torque converter (1) comprising a housing (2), said torque converter being arranged concentrically around a hub (10) and rotationally fixed thereto. In said torque converter, a pump wheel, a turbin...
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WO/2010/050322A1 |
A drive device for a vehicle, having an engine power disengaging clutch mounted in a lockup clutch-equipped fluid power transmitting device, wherein controllability and torque transmission capacities of both the clutches are increased, t...
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WO/2010/050323A1 |
A drive device for a vehicle, having an engine power disengaging clutch mounted in a lockup clutch-equipped fluid power transmitting device, wherein controllability and torque transmission capacities of both the clutches are increased, t...
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WO/2010/043194A1 |
The invention relates to a hydrodynamic torque converter (1), comprising a turbine wheel (9) driven by an impeller (8) and connected to an output part, and comprising a housing (34), in which additionally a torsional vibration damper (19...
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WO/2010/041137A1 |
A fluid transmission device includes a pre-damper 10 that transmits driving force received from a crankshaft 100 to a front cover 20 via first damper springs 14, a mechanism 30 that transmits the driving force transmitted to a pump 31 to...
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WO/2010/038338A1 |
Provided is a power transmission device that keeps the device from becoming much more complex or larger, with which startup performance is improved using the torque amplifying function of a torque converter, and with which power transmis...
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WO/2010/038131A2 |
A driving force transmission apparatus includes a damper device (20) that includes: a plurality of elastic bodies (21) provided between a first member (10), to which driving force is transmitted from a driving source, and a second member...
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WO/2010/021243A1 |
The size of a stator brake can be reduced while maintaining the performance of a torque converter. This torque converter is equipped with a front cover (4), an impeller (5), a turbine (6), a stator (7), a stator brake (8), and thrust bea...
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WO/2010/016582A1 |
A damper spring device (60) is provided with first springs (63) and second springs (67), and each second spring (67) is held by a stopper (80) while being compressed by a preload. The preload to each second spring (67) is greater than a...
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WO/2010/013541A1 |
A damper device (30) provided with an operating member (25), a clutch piston (21) capable of rotating relative to the operating member (25), at least one damper spring (35) compressed by relative rotation of the operating member (25) and...
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WO/2010/000220A1 |
The invention relates to a hydrodynamic torque converter having an impeller wheel, a turbine wheel and an oscillation damper which is accommodated in the converter housing, and a converter lockup clutch. Two damper stages are arranged he...
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WO/2009/148870A2 |
A hydraulic motor system for improved frequency response includes a hydraulic variator (100) having a pump (101) and a motor (102), wherein the pump (101) includes a variable angle swash plate (103), and the system further includes an el...
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WO/2009/146967A1 |
The invention relates to a torque transmission system for the drive train of a vehicle, comprising a wet-running clutch arrangement (50) and a first torsional vibration damper arrangement (10) having one primary side (12) and one seconda...
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WO/2009/147986A1 |
A lockup device capable of improving fuel consumption of a vehicle. A lockup device (6) has a piston (61), an output plate (63), first coiled springs (65), an inertia member (64), and second coiled springs (66). The output plate (63) i...
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WO/2009/140851A1 |
A large torque starter motor comprises an outer casing (1), a turbine wheel (3) and a guide wheel (4). On the outer casing there is at least one electromagnetic pump (2) which is composed of a hollow pump shell (7), electrodes (5) and ma...
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