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WO/2009/140942A1 |
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...
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WO/2009/136514A1 |
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...
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WO/2009/122827A1 |
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...
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WO/2009/122840A1 |
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-...
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WO/2009/122600A1 |
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...
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WO/2009/118306A1 |
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...
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WO/2009/080467A1 |
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...
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WO/2009/068453A2 |
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...
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WO/2009/069391A1 |
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...
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WO/2009/062479A1 |
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...
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WO/2009/052785A1 |
Series damper (100, 200) which has the following: a first damper (100, 204) with a flange (112, 212) and a cover plate (110, 210); and a second damper (106, 206) with a first and a second cover plate (114, 116, 214, 216) and a flange (11...
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WO/2009/053656A2 |
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 ...
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WO/2009/049741A1 |
The invention relates to a torque converter comprising a lockup clutch (10a). According to the invention, the torque converter has at least two non-rotatably mounted wall elements (11a, 12a), which form a radial oil channel (13a) that is...
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WO/2009/043658A1 |
A hydrodynamic coupling device, in particular torque converter, comprises a converter housing (12) with a pump wheel (23), a turbine wheel (28) which is arranged in an interior space (26) of the converter housing (12), and a bypass clutc...
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WO/2009/039629A1 |
A transmission includes a main shaft, a first input shaft, a second input shaft, and a first clutch to drivingly couple the main shaft and the first input shaft. A second clutch drivingly couples the main shaft and the second input shaft...
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WO/2009/041205A1 |
A speed change controller performing speed change not leading to engine stall in a working vehicle such as a wheel loader while sustaining a required tractive force and reducing fuel consumption. When a speed (“drive”, “second spee...
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WO/2009/026868A1 |
The invention relates to a torque converter (10) having a section (38, 52) of a housing (14, 12) which has a first end section (40, 54) and a second end section (42, 56). A ribbed area (46, 60) extends axially between the first end secti...
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WO/2009/025126A1 |
Drivability is improved by generating a maximum engine torque at the time of origination. A lockup clutch (30) for altering a power transmission path is arranged in parallel with the power transmission path between the pump impeller (11)...
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WO/2009/018801A1 |
The invention relates to a device (1) for damping vibrations, in particular a multi-step series-parallel vibration damper, comprising at least two vibration arrangements (5, 7) that are mounted in parallel, that are arranged in a coaxial...
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WO/2009/018797A2 |
The invention relates to a device for damping vibrations, in particular a series damper, comprising at least two damper arrangements (5, 6) that are arranged coaxially, that are connected in series in the force flow and that are coupled ...
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WO/2009/015626A1 |
The invention relates to a torque transmission device with a torque converter arranged in the drive train of a motor vehicle, particularly a hydrodynamic torque converter or a fluid clutch, which torque converter comprises a turbine whee...
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WO/2009/010032A1 |
Disclosed is a damper (100) for a torque converter (102). Said damper comprises the following: a first plate (118) that has at least one first opening (128); a second plate (120) that has at least one second opening (130); and at least o...
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WO/2009/003583A1 |
The invention relates to a torque transmitting device comprising a hub of a turbine wheel of a torque converter. Said hub is disposed in the drive train of a motor vehicle to transmit torque between a drive unit and a transmission and ca...
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WO/2008/138296A1 |
The invention relates to a force transmission device for arranging in a drivetrain between a drive machine and a gearing, comprising a housing part which is embodied as an input, can be driven and is connected to a pump wheel of a hydrod...
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WO/2008/124621A2 |
A torque converter having an internal lock-up clutch which is activated by the elastic expansion or ballooning of the torque converter housing. This ballooning occurs due to the increased internal fluid pressure within the torque convert...
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WO/2008/104146A1 |
The invention relates to a power transmission device (1) for use in drive trains, in particular of vehicles, comprising at least one input (4) that may be coupled to a driving engine and an output (5) that may be coupled to a downstream ...
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WO/2008/090748A1 |
A coil spring receiving a load stably in a tight contact state, shortening the tight contact length by decreasing the oblateness, and enhancing uniformity of stress distribution by the continuity of stress dispersion in the circumferenti...
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WO/2008/077376A2 |
The invention relates to a power transmission device comprising an input (E) that can be coupled to a driving shaft, an output (A) that is coupled to a driven part, said output being especially a transmission input shaft, and a hydrodyna...
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WO/2008/077370A1 |
A torque converter (100) contains a pump coupling (102) with a first region which is connected to a cover (104) of the torque converter, and with a second region which is connected to a pump (106). Said torque converter also contains a l...
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WO/2008/077378A1 |
The invention relates to a power transmission device (1) to be arranged in a drive train between a driving engine and a transmission, comprising an input (E) and an output (A), a hydrodynamic component (2) interposed between the input an...
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WO/2008/074289A1 |
Described is a torque converter (100) which contains the following: a rotor clutch (102) which is connected to a rotor (108); a converter clutch (104) which is connected to a drive output hub (110) of the torque converter; and a common p...
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WO/2008/072505A1 |
A lockup device (7) of a torque converter (1) has a piston (75), a piston connection mechanism (76), a clutch plate (71), and a damper mechanism (9). The piston connection mechanism (9) connects the piston (75) to a front cover (11) such...
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WO/2008/064638A1 |
The invention relates to a power transmission device, especially a multifunction converter unit having an input and an output, a hydrodynamic component interposed between the input and the output, and a device for bridging power transmis...
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WO/2008/064641A1 |
The invention relates to a power transmission device (1) to be interposed in a drive train between a driving engine and a transmission. Said power transmission device comprises an input (E) and an output (A) configured by a shaft, and tw...
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WO/2008/064640A1 |
The invention relates to a torque converter which comprises the following components: a damper assembly that is connected to a hub of the torque converter, a turbine clutch that is connected to a turbine and the damper assembly, and a co...
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WO/2008/064639A1 |
The invention relates to a hydraulic torque converter which comprises a housing containing a drive disk driven by the housing and a lock-up clutch having a piston plate, said piston plate being interposed between the drive disk and the h...
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WO/2008/064642A1 |
The invention relates to a torque transmission device, particularly in the drive train of a motor vehicle, comprising a hydrodynamic torque converter having a converter cover that can be or is rotationally fixed to a drive unit, wherein ...
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WO/2008/046380A1 |
The invention relates to a hydrodynamic torque converter having a housing (11) which can be or is rotationally fixedly connected to a drive unit (4) and which has a converter cover (10) to which is fastened a hub (20) in which, radially ...
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WO/2008/049010A2 |
The present invention provides a torque converter 10 including a pump assembly 35 including a unitary pump vortex ring and blade array structure 38 and a formed metal sheet pump shell 37, being connected to a sheet pump shell 37 by braze...
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WO/2008/046377A2 |
The invention relates to a device for damping vibrations, particularly a torsional vibration damper for motor vehicles, having a primary part, which can be rotationally fixed at least indirectly to a component on the input side, a second...
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WO/2008/043331A1 |
A force transmission device (1), comprising a hydrodynamic component (4); a device (2) for attenuating oscillations having a primary part (13) and a secondary part (8), wherein the secondary part (8) and the turbine wheel (T) are each at...
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WO/2008/043330A1 |
The invention relates to a force transmission device having an input and an output, a hydrodynamic component disposed between the input and the output, comprising a turbine wheel, which is at least indirectly rotationally fixed to the ou...
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WO/2008/023838A1 |
In a hydraulic power transmission where a turbine shell and a turbine hub are welded together, strength at a welded portion must be taken into account because the turbine shell displaces to the pump blade side as the torque is transmitte...
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WO/2008/000212A2 |
Disclosed is a torque converter (10) comprising the following parts: a torque converter clutch (49) that is arranged so as to transmit torque from a torque converter housing to a turbine; a piston plate (17); a clutch disk (116) that is ...
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WO/2007/147464A1 |
The invention relates to a hydrodynamic torque converter (1) and to a method for producing the same. In order to facilitate assembly, the turbine (37) is riveted by means of a plurality of hot rivets (7), or welded, to the torsional damp...
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WO/2007/140756A2 |
The invention relates to a torque transmission device, in particular in the drivetrain of a motor vehicle, for transmitting torque between a drive unit and a shaft which is rotatable about a rotational axis, in particular a transmission ...
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WO/2007/140742A1 |
Described is a torque transmission module having a guide disk for a torque converter, wherein the module comprises the following: a guide disk which is rotationally fixedly connected to a housing of the torque converter; a piston plate f...
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WO/2007/128273A2 |
The present invention generally comprises a hub assembly for a torque converter having a hub which is arranged so as to be rotationally fixedly connected to the drive input shaft of a transmission, and which comprises a first and a secon...
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WO/2007/128267A1 |
The invention relates to a torque transmission device with a drive strand of a motor vehicle for the transmission of the torque of a hub situated between the drive unit and a gear train, in particular a turbine wheel hub of a turbine whe...
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WO/2007/128259A1 |
A hydrodynamic torque converter (6) with a driving pump wheel (20) and a drive turbine wheel (21) that is placed in a housing (10) in such a way that it can rotate is fixed to the drive shaft (23) of a drive unit, and is connected to the...
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