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WO/2012/155884A1 |
The invention relates to a hydraulically actuatable clutch release unit for use in a motor vehicle clutch assembly, such as a dry friction clutch, comprising a housing that has at least one fixing portion (3) for attaching to a clutch be...
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WO/2012/152241A1 |
The invention relates to a hydraulic section (1) for actuating a vehicle clutch having a master cylinder (3), a slave cylinder (2) and a hydraulic line (4) which connects both cylinders and is divided into two line sections by a ventilat...
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WO/2012/152397A1 |
The invention relates to a dual clutch transmission, especially of a motor vehicle, comprising a hydraulic circuit (1), especially for cooling the dual clutch transmission, said hydraulic circuit (1) comprising at least one pump (7, 9) f...
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WO/2012/152395A1 |
The invention relates to a clutch transmission, especially for a motor vehicle, which comprises a hydraulic circuit having an actuation circuit with a first pump (7) and a pressure accumulator (53) and a cooling circuit with a second pum...
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WO/2012/152398A1 |
The invention relates to a dual clutch transmission, especially of a motor vehicle, comprising a hydraulic circuit (1) for cooling the dual clutch transmission, said hydraulic circuit (1) comprising at least one pump (7, 9) for deliverin...
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WO/2012/152243A1 |
The invention relates to a torque transmission device in a drive train of a vehicle, comprising a torsional vibration damper and a dual clutch, wherein an input side of the torsional vibration damper is connected to a drive shaft of a dr...
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WO/2012/146229A1 |
The invention relates to a master cylinder, in particular for a hydraulic actuation system of a friction clutch, in particular in a vehicle powered by an internal combustion engine, comprising a cylinder (201) having a piston (202) with ...
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WO/2012/147910A1 |
[Problem] To provide a power-transmission device that can be reduced in size and is capable of increasing the efficiency of power transmission. [Solution] The power transmission device is provided with: a first partition member (7) and a...
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WO/2012/147971A1 |
A hydraulic controller (15) uses a switching unit (100) to set a hydraulic passage (L) between a source pressure generating unit (14), which supplies engagement pressure (PE), and a hydraulic servo (16) of a clutch (K0) to a first state ...
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WO/2012/146227A1 |
Device for securing for transport an actuating linkage of an actuating pedal in a motor vehicle, comprising a master cylinder at one end of which there is arranged a stop ring for a piston which is under the pressure of a spring in the c...
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WO/2012/147868A1 |
[Problem] To provide a power-transmission device whereby power-transmission efficiency is increased, gear-shifting time lag is decreased, and manufacturing costs are reduced by making a seal member, which is attached so as to surround a ...
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WO/2012/140731A1 |
When in step S1 an abnormality determination is made indicating there is a slip failure in which a forward clutch (C1), a backward brake (B1), or a belt-type continuously variable transmission (18) is in a slip state, or a complete disen...
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WO/2012/133253A1 |
A fastening portion is formed from a rivet hole (306) of a first side wall portion (302) of a clutch drum (30), a rivet hole (402a) of a second side wall portion (402) of a clutch drum (40), and a rivet (53) that is inserted into the riv...
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WO/2012/132852A1 |
A clutch (C1) comprising: a clutch drum (30) including a first outer cylinder section (301), wherein a plurality of clutch plates (32) are fitted, and a first side wall section (302) extending from the first outer cylinder section (301) ...
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WO/2012/132694A1 |
An end surface (520) of a sleeve (52) fitted into an inner cylinder portion (303) of a clutch drum (30) comes into contact with an end portion (303d) disposed at the inner cylinder portion (303). The sleeve (52) comprises a first passage...
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WO/2012/132915A1 |
A clutch drum (30) in a clutch (C1) includes a first outer cylinder section (301) and a first side wall section (302) extending from the first outer cylinder section (301) to the inside in the radial direction; a clutch drum (40) in a cl...
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WO/2012/130267A1 |
The invention is based on a hybrid motor vehicle device, having at least one starting element (10a) which is provided for connecting an internal combustion engine (11a) to a transmission unit (12a), having at least one electric motor (13...
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WO/2012/132740A1 |
A lockup clutch mechanism (8) of a hydraulic power transmission device (1) includes: a lockup piston (80) that can move toward a front cover (3) and press against first and second friction plates (83, 84); and a flange member (85) that d...
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WO/2012/122961A1 |
The invention (1) relates to a device for damping pressure vibrations within a hydraulic system for clutch actuation of a motor vehicle, comprising a master cylinder and a slave cylinder that are hydraulically interconnected by way of a ...
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WO/2012/124628A1 |
Oil leaking from a hydraulic actuator for actuating a dry type clutch is prevented from permeating into a dry space where the dry type clutch is disposed. A space (57) formed by a piston rear side of the hydraulic actuator (50), a connec...
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WO/2012/125883A2 |
A clutch control assembly for a transmission, including a piston plate including a first side having a first circumferentially aligned and axially extending ramp, and a second side. The assembly includes an adjustment ring in contact wit...
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WO/2012/125096A1 |
A hydraulic disc coupling (4) for an AWD vehicle is provided with an actuator pump (17) for actuating its disc package (12). There is a separate lubrication pump (30) for the purpose of both supplying lubricating and cooling oil to the d...
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WO/2012/122960A1 |
The invention relates to a device (1) for damping/eliminating undesirable pressure vibrations within a hydraulic system for clutch actuation of a motor vehicle, comprising a master cylinder and a slave cylinder that are hydraulically int...
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WO/2012/119612A1 |
The invention relates to a self-adjusting clutch actuator for operating a vehicle clutch of the type that is permanently biased to a fully engaged position, comprising a servo drive device (1), a piston (2) slidably mounted for linear mo...
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WO/2012/120937A1 |
In a vehicle having two paths as torque transmission paths from the engine to the output shaft of the transmission, each of the paths provided with a clutch and a transmission mechanism, speed change shock caused by torque generated upon...
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WO/2012/117914A1 |
A vehicle drive device has a crutch (16) for connecting and disconnecting the transmission of power between a connection unit (14), to which an engine is connected, and a transmission device, and this crutch (16) is contained in a crutch...
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WO/2012/114806A1 |
In the present invention, during slip control or slight engagement, lubrication oil is supplied evenly to multiple friction plates. A hub (13) that has splines (15) that engage with the internal teeth of an internal friction plate has si...
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WO/2012/107018A1 |
The invention relates to a damping device for damping undesired pressure fluctuations in a hydraulic section, in particular for clutch actuation, wherein a master cylinder and a slave cylinder are connected to one another by means of a p...
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WO/2012/107019A1 |
The invention relates to a damping arrangement for damping/absorbing (figures 1-3) undesired pressure fluctuations in a hydraulic section, in particular for clutch actuation, comprising a master cylinder and a slave cylinder which are hy...
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WO/2012/108259A1 |
A compact torque transmission device (1) is provided. The torque transmission device (1) is provided with an input-side member (15), an output-side member (16), a clutch (2), and a pressure mechanism (60). The clutch (2) transmits or blo...
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WO/2012/097854A1 |
A piston assembly, including: a back plate and a piston fixed to the back plate and including: an indent circumferentially disposed proximate an outer circumference for the piston plate and including a radially disposed surface; and a gr...
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WO/2012/095064A1 |
The invention relates to a release mechanism for a dual clutch with position sensing, comprising a housing arranged concentrically with respect to a transmission input shaft. At least one axially movable piston associated with a partial ...
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WO/2012/090569A1 |
The purpose of the present invention is to provide technology for mitigating shock to a driver when clutch engagement is being initiated. A RAM (54) stores a first setting value for controlling a clutch (3) in a start standby state and a...
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WO/2012/083411A1 |
A vehicle has an engine having a crankshaft, a hydraulically controlled multi- plate clutch operatively connected to the crankshaft, and an output shaft operatively connected to the clutch. The clutch selectively transmits power from the...
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WO/2012/084125A1 |
A piston assembly (103), comprising: a back plate (102) with an axially extending extrusion (108) continuously circumferentially disposed about the back plate; a piston (104) including an indent (114) circumferentially disposed proximate...
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WO/2012/080171A1 |
A clutch assembly (10) for a transmission, comprising a clutch drum (12) drivingly coupled to an input shaft (15), the clutch drum (12) having a first portion ( 16) and a second portion (18), wherein the clutch drum (12) is axially slida...
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WO/2012/076283A1 |
Described is a device (1) for coupling at least one rotatable component (2) to a component (3), which is fixed with respect to a housing, of a transmission device (4) by means of two shift element halves (5, 6), which can be placed into ...
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WO/2012/078251A1 |
A transmission assembly (18) for a machine (10) is disclosed. The transmission assembly may have a clutch pack (86), a first pressure chamber (116), and a second pressure chamber (118). The transmission assembly may also have a first pis...
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WO/2012/076282A1 |
The invention relates to a jaw clutch element (1), comprising an axially displaceable jaw (2) and an axially non-displaceable mating jaw (3), comprising a locking device (7) by which the teeth (4) of the jaw (2) and the teeth (5) of the ...
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WO/2012/052498A1 |
The invention relates to a friction clutch or friction brake having an axially movable pressure piston assembly and at least one ring shoulder to which pressure can be applied by the pressure piston assembly. According to the invention, ...
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WO/2012/053281A1 |
A clutch device (1) is provided with a first clutch (C1), a second clutch (C2), a diaphragm spring (70), and an intermediate spring (73). The diaphragm spring (70) transmits the pressing force to the first clutch (C1) and the second clut...
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WO/2012/045297A1 |
The present invention relates to a double clutch having hydraulically actuated individual clutches, which are arranged axially in series, for a double clutch gearbox (2) in a drivetrain of a vehicle, having an individual clutch (K2) arra...
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WO/2012/048211A2 |
The present invention relates to a dual clutch device (2) for arranging in a drivetrain of a motor vehicle between a drive unit (4) and a transmission (6), which dual clutch device has a first clutch arrangement (10), which is assigned t...
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WO/2012/038159A1 |
The invention relates to a dual shift coupling comprising two operatively connected coupling units, which are mounted on a shared, integrally formed inner body in a rotationally fixed and axially movable manner. The invention further com...
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WO/2012/038791A1 |
Taught herein is a clutch control apparatus that suppresses oil leakage from a seal member of a hydraulic cylinder even when vibration occurs, without enhancing sealability of the seal member per se. The clutch control apparatus includes...
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WO/2012/031673A1 |
A subassembly (10) for a transmission including a seal (12) having a protrusion (18), a piston (14) including a tab (24), and a lip (26) about said piston, wherein an axial gap (22) is formed between said tab and said lip, said piston al...
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WO/2012/029441A1 |
The purpose of the invention is to minimize drag caused by abrasion powder between clutch plates that press against each other, with friction facings interposed therebetween, and to prevent a faulty engagement or release of a dry clutch....
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WO/2012/029443A1 |
The purpose of the present invention is to improve the release response during the transitional phase of clutch-release, and to prevent dragging of the clutch plate when the clutch is in an open position. This hybrid driving force transm...
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WO/2012/024497A2 |
A valve assembly for a viscous clutch includes an orifice plate defining a bore to allow the passage of a fluid through the orifice plate, a reed valve secured relative to the orifice plate, an armature comprising a magnetic flux-conduct...
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WO/2012/024093A2 |
A clutch assembly comprising a clutch housing, a central piston chamber positioned therein and a translatable clutch piston movable between a piston neutral and activated positions in response to air pressure. A rotating drive shaft memb...
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