Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 101 - 150 out of 1,797

Document Document Title
WO/2011/070888
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...  
WO/2011/070852
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...  
WO/2011/066879
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...  
WO/2011/060891
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...  
WO/2011/057705
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...  
WO/2011/055622
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...  
WO/2011/054331
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...  
WO/2011/048902
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 ...  
WO/2011/035758
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...  
WO/2011/024640
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...  
WO/2011/023809
The present invention relates to a hermetic compressor (1) used in operating cooling devices like the refrigerator, comprising a casing (2) carrying the elements therein, an oil sump (3) forming the lower portion of the casing (2) and wh...  
WO/2011/006468
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 ...  
WO/2010/107050
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 ...  
WO/2010/107049
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...  
WO/2010/101168
[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...  
WO/2010/070872
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 ...  
WO/2010/070873
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...  
WO/2010/066665
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...  
WO/2010/066665
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...  
WO/2010/058499
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...  
WO/2010/051801
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...  
WO/2010/051796
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...  
WO/2010/050322
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...  
WO/2010/050323
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...  
WO/2010/043194
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...  
WO/2010/041137
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...  
WO/2010/038131
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...  
WO/2010/038131
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...  
WO/2010/038338
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...  
WO/2010/021243
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...  
WO/2010/016582
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...  
WO/2010/013541
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...  
WO/2010/000220
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...  
WO/2009/148870
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...  
WO/2009/148870
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...  
WO/2009/147986
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...  
WO/2009/146967
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...  
WO/2009/140942
The invention relates to a hub for use in a force transmission unit between at least one output-transmitting element and a transmission input shaft having functional surfaces and/or functional regions configured thereon. The invention is...  
WO/2009/140851
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...  
WO/2009/136514
Provided is a modified cross-section coil spring, in which a coil wire having a modified cross-section is coiled into a spring shape and then subjected to a fatigue strength improving treatment including a shot-peening treatment. The mod...  
WO/2009/122840
A damper device (17) comprises a damper plate (50), a damper disk (51), and a torque transmission mechanism (52). The torque transmission mechanism (52) is provided with three types of damper springs (62, 63, 64). The damper springs (62-...  
WO/2009/122600
A working oil passage for supplying working oil to the hydraulic chamber (37) of a start clutch (18) and a lubrication oil passage for circulating lubricating oil through a housing (16) are provided, respectively, with an axial oil passa...  
WO/2009/122827
This object aims to enhance the freedom of design of a lockup device. The lockup device (9) of a torque converter (1) comprises a piston (5), a drive plate (6), and a damper mechanism (7). The damper mechanism (7) includes a plurality of...  
WO/2009/118306
A hydrodynamic coupling device, in particular torque converter, comprises a housing (110) which has a pump impeller (112) and is or can be filled with fluid, a turbine wheel (118) which is arranged in a housing interior space (116) and i...  
WO/2009/080467
A coupling arrangement (1) is configured with a coupling housing (5) comprising a coupling device. The coupling device comprises at least one coupling element, one press element (54) for engaging and releasing and a press element seat (1...  
WO/2009/068453
Disclosed is a hydrodynamic coupler, in particular a torque converter, in which the torsion damper arrangement (34) comprises a first torsion vibration damper area (64) with a first inlet area (68) connected to the second friction surfac...  
WO/2009/068453
Disclosed is a hydrodynamic coupler, in particular a torque converter, in which the torsion damper arrangement (34) comprises a first torsion vibration damper area (64) with a first inlet area (68) connected to the second friction surfac...  
WO/2009/069391
In a sliding engaging state in which the clutch plate (27) of a lockup clutch (15) is in a sliding contact with the front cover (11) of a converter housing (13) with a rotation difference between them, a switching valve (39) housed in th...  
WO/2009/062479
Torque converter which has the following: a first damper stage (110; 222); a second damper stage (114; 224); a movable flange (112; 226) which connects the first and the second damper stages in a rotationally fixed manner; a mass inertia...  
WO/2009/053656
The invention relates to a hydrokinetic coupling device comprising a lock-up clutch which comprises: - at least one friction disc (50, 50A, 50B) mounted such that it can slide axially with respect to a first rotary shaft; - at least one ...  

Matches 101 - 150 out of 1,797