Title:
HYDRAULIC CLUTCH AND A PLANETARY GEAR TRAIN, IN PARTICULAR FOR AUTOMATIC TRANSMISSION
Document Type and Number:
WIPO Patent Application WO2001051831
Kind Code:
A3
Abstract:
The invention concerns a hydraulic clutch and a speed reducing planetary gear train, said assembly comprising a fixed feeder block (12), a rotating crankcase (1) integral with a feeder sleeve (2) receiving at least a piston (3, 13), a so-called closure wall (20) and at least a set of friction discs (4, 14) for driving at least an output hub (6, 16) and a speed reducing planetary gear train (50), and a including a ring gear (51) designed to be driven by an input shaft (10), a fixed axle pinion (53), and a planet pinion cage (52). The closure wall (20) is made integral in rotation with the feeder sleeve (2) and the crankcase (1) and directly driven by the planet pinion cage (52). The invention also concerns an automatic transmission, in particular for motor vehicles, comprising such an integrated assembly.
Inventors:
LEPELLETIER PIERRE (FR)
Application Number:
PCT/FR2001/000020
Publication Date:
February 14, 2002
Filing Date:
January 03, 2001
Export Citation:
Assignee:
SC BREVETS LEPELLETIER (FR)
LEPELLETIER PIERRE (FR)
LEPELLETIER PIERRE (FR)
International Classes:
F16H3/66; F16H3/44; F16H57/08; F16H63/30; (IPC1-7): F16H63/30
Foreign References:
| US2795972A | 1957-06-18 | |||
| US2399097A | 1946-04-23 | |||
| DE19631548A1 | 1997-01-30 |
Other References:
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 05 30 May 1997 (1997-05-30)
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