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Patent Searching and Data


Matches 101 - 150 out of 4,305

Document Document Title
WO/2013/047460A1
The purpose of the invention is to provide a torque variation-absorbing device capable of reliably sealing the space holding the elastic members even when affected by a centrifugal force or cooled. The device is provided with: a center p...  
WO/2013/045994A1
A vehicular fluid power transmitting device has a pump impeller, a turbine runner, damper device, an annular set member and a bearing assembly. The pump impeller has a pump shell. The damper device is provided between a drive source and ...  
WO/2013/038380A1
A transmission system (100) for vehicles comprises a torque converter (1) which includes an input (11) for connection to a driving shaft and an output (12) hydraulically connected to the input, an output shaft (2) connected to the output...  
WO/2013/038853A1
In order to reduce the dimensions of a lockup device in the axial direction and enable the overall space occupied by a torque converter in the axial direction to be made compact, and to reduce the number of parts, this lockup device is e...  
WO/2013/021691A1
Hydraulic fluid is guided to a lock-up clutch device via a simple configuration in a configuration in which the drive shaft of a hydraulic pump is positioned in the interior of a transmission input shaft. This work vehicle has a hydrauli...  
WO/2013/020633A1
The invention relates to a torque converter device for a motor vehicle, having at least one housing element (10a; 10b; 10c; 10d; 10e; 10f) which is designed as one-piece, said housing element being provided for connecting a torque conver...  
WO/2013/020682A1
The invention relates to a transmission (1) for a motor vehicle, having - a hydrodynamic converter (9), which comprises a turbine wheel (10), a pump wheel (12) and a guide wheel (11), in a first power branch; - a lockup clutch (16) for t...  
WO/2012/169243A1
In a lock-up device, the invention can obtain the intended lock-up torque capacity by reducing hydraulic fluid pressure and reduces the rate of change in torque with respect to hydraulic fluid pressure. The device is provided with a pist...  
WO/2012/153608A1
In order to improve fuel consumption by reducing a load, etc. acting on a hydraulic pump while a lockup clutch is engaged, this lockup device is disposed in the space between the front cover (2) and the turbine (4) of a torque converter ...  
WO/2012/146451A1
The invention relates to a torque transmission arrangement for the drivetrain of a vehicle, comprising a drive region (12) to be coupled to a drive organ, in particular a drive shaft, for rotating about an axis of rotation (A), an output...  
WO/2012/146450A1
A hydrodynamic coupling arrangement, in particular hydrodynamic torque converter, comprises a housing arrangement (12) which is or can be filled with fluid, a pump wheel (22) which is rotatable with the housing arrangement (12) about an ...  
WO/2012/147433A1
In order to reduce the flow rate of leakage in a lock-up clutch device, ensure the sufficient lubrication and cooling of a friction member used for the lock-up clutch device, and reduce drag torque, the friction member is provided with f...  
WO/2012/147404A1
This lock-up apparatus in which a piston and a damper mechanism are disposed at separated positions makes it possible to conserve space in a mechanism for regulating an intermediate member. The lock-up apparatus comprises a clutch part (...  
WO/2012/142995A1
A torque converter (100) comprises a turbine wheel (120), an impeller (115) which is connected to the input shaft (120) for the hydrodynamic drive of the turbine wheel (120), a centrifugal-force pendulum (150) which is connected to the t...  
WO/2012/140938A1
Provided is a lock-up device for a torque converter, configured so that vibration caused by a coiled spring can be reliably reduced. This lock-up device (7) is provided with an input rotating member (71), an output rotating member (85), ...  
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...  
WO/2012/133146A1
A damper device (10) containing a drive member (11), a first intermediate member (12) to which power is transmitted from the drive member (11) via a first spring (SP1), a second intermediate member (14) to which power is transmitted from...  
WO/2012/133816A1
Provided is a damper apparatus (10) included in a hydraulic power transmission device (1). This damper apparatus (10) includes a driving member (11) as an input element, an intermediate member (12) to which torque is transmitted from the...  
WO/2012/133145A1
A damper device (10) containing a drive member (11) to which power is transmitted from an engine serving as a prime mover, a first intermediate member (12) to which power is transmitted from the drive member (11) via a first spring (SP1)...  
WO/2012/132739A1
A hydraulic power transmission device (1), wherein: a lockup piston (80) of a lockup clutch mechanism (8) is arranged on the opposite side from the side wall section (34) of a front cover (3) across first and second friction plates (83, ...  
WO/2012/111432A1
The present invention prevents the oil pressure in a first engagement unit and the oil pressure in a second engagement unit from interfering with each other even when the operation of the first engagement unit and the operation of the se...  
WO/2012/111454A1
A damper device (10) includes: a drive member (11) to which power is transmitted from an engine that serves as a prime mover; a first intermediate member (12) to which power is transmitted from the drive member (11) via a first spring (S...  
WO/2012/111490A1
A damper device (10) includes: a drive member (11) to which power is transmitted from an engine that serves as a prime mover; a first intermediate member (12) to which power is transmitted from the drive member (11) via a first spring (S...  
WO/2012/111565A1
A damper device (10) includes: a drive member (11) to which power is transmitted from an engine that serves as a prime mover; a first intermediate member (12) to which power is transmitted from the drive member (11) via a first spring (S...  
WO/2012/090945A1
A centrifugal pendulum absorber device (20) configured such that the end section on a second mass (23) side of a first mass (22) and the end section on the first mass (22) side of the second mass (23) can overlap, when viewed from the sh...  
WO/2012/084124A1
An assembly for a torque converter including a first component, a second component non-rotatably secured to the first component by a connection member, wherein a seal is arranged between the first and second components, and the connect m...  
WO/2012/079707A1
A clutch including a first member having a first friction surface, wherein the first friction surface has an inner diameter and an outer diameter, a second member having a second friction surface, wherein at least one of the first or sec...  
WO/2012/070120A1
Provided is a vehicular power transmission device that is provided with a hydraulic power transmission device, and that is able to have a shorter overall length in the axial direction. The vehicular power transmission device (12) is, on ...  
WO/2012/070119A1
Provided is a vehicular power transmission device that is provided with a hydraulic power transmission device and that is able to have a shorter overall length in the axial direction. The vehicular power transmission device (12) is, at a...  
WO/2012/063586A1
The purpose of the present invention is to provide a lockup device for a fluid coupling, the lockup device being configured so that vibration caused by coiled springs can be reliably suppressed. A lockup device (7) is provided with input...  
WO/2012/062275A2
The invention relates to a hydrodynamic torque converter, comprising a turbine wheel and a torsional vibration damper having a first energy storage element of a first damper stage and a second energy storage element of a second damper st...  
WO/2012/062275A3
The invention relates to a hydrodynamic torque converter, comprising a turbine wheel and a torsional vibration damper having a first energy storage element of a first damper stage and a second energy storage element of a second damper st...  
WO/2012/053280A1
Provided is a lockup mechanism which is capable of preventing rotational variations over a wide rotational range on an output side even with a lockup RPM set to a low value. This lockup mechanism includes a piston (15) to be pushed again...  
WO/2012/049762A1
Provided is a vibration damping device which, in addition to preventing the occurrence of abnormal sound and having a high vibration damping capacity, also features a simple structure. In a hydraulic transmission device (1), actuated by ...  
WO/2012/043301A1
The disclosed hydraulic power transmission (1) is provided with: a dynamic damper (10) for attenuating vibration transmitted to a front cover (3), and a centrifugal pendulum absorber device (20). In the hydraulic power transmission (1), ...  
WO/2012/043302A1
The disclosed hydraulic power transmission (1) is provided with: a damper mechanism (8) having a drive member (80), an intermediate member (83) engaging with the drive member (80) via a first coil spring (81), and a driven plate (84) eng...  
WO/2012/043328A1
The disclosed hydraulic power transmission (1) is provided with: a damper mechanism (8) having a drive member (80), an intermediate member (83) engaging with the drive member (80) via a first coil spring (81), and a driven plate (84) eng...  
WO/2012/043677A1
This starting device (3) is provided with a lock-up clutch mechanism (70), a fluid coupling (30, 40), a spring damper (220) comprising a spring, a power transmission unit (223) for transmitting power from an output unit of the lock-up cl...  
WO/2012/038023A1
A method of connecting plates in a torque converter (101) including: forming a head of a rivet (108) with an end surface (116) that is curved or forms multiple planes; forming a portion of an interior surface (120) of the cover (102) to ...  
WO/2012/038024A1
A torque converter (100), including: a turbine(106) with a turbine shell(108); and a damper assembly including: an output flange (110); a first cover plate (112, 114); a first drive plate (116) fixedly secured to the turbine shell; a fir...  
WO/2012/023235A1
Provided is a torque converter (1) which comprises: a casing (10) coupled to an output shaft of an engine; a torus (T) defined by a pump (20), a turbine (30) and a stator (40) each disposed within the casing (10); a multi-plate lockup cl...  
WO/2012/023240A1
Disclosed is a torque converter (1) which comprises: a casing (10) coupled to an output shaft of an engine; a torus (T) defined by a pump (20), a turbine (30) and a stator (40) each disposed within the casing (10); a lockup clutch (60) a...  
WO/2012/020619A1
A hydraulic transmission provided with a damper mechanism comprising an input element coupled to a turbine runner rotatable with a pump impeller connected to an input member, and a lock-up clutch capable of executing lock-up for engaging...  
WO/2012/016650A1
The invention proceeds from a converter device, in particular a motor-vehicle converter device, having a turbine wheel (10a, 10b, 10c, 10d, 10e, 10f) which is provided for being driven by an operating-medium flow in order to transmit a r...  
WO/2012/010267A1
A hub assembly (215) for a torque converter (200) includes a hub (214) with a circumferential groove and a seal (246) arranged to contact an element (222) of the torque converter and at least partially disposed in the groove (252). The g...  
WO/2012/008438A1
Disclosed is a power transmission device wherein a first rotary shaft (6), a second rotary shaft (10), and an output shaft (16) are arranged in parallel within a casing (2); and a driving gear (14) provided in the second rotary shaft (10...  
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...  
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...  
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...  
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),...  

Matches 101 - 150 out of 4,305