Automatic transmission

Details Automatic transmission Automatic transmission

2011-02-22

2011-02-22

Le, David D (Department: 3655)

192 clutches and power-stop control

Clutches

Operators

C475S146000

Reexamination Certificate

active

07891476

ABSTRACT:
Each of first and second multi-plate clutches comprises a clutch outer cylinder portion provided to be coaxial with the input shaft and connected with a first or second rotational element, a clutch inner cylinder portion provided to be coaxial with an input shaft, plural clutch plates provided between these cylinder portions to slide in an axial direction of the input shaft within the clutch outer or inner cylinder portion, and a clutch piston provided to slide in the axial direction and press the clutch plates for connecting the clutch outer cylinder portion with the clutch inner cylinder portion. The clutch outer and inner cylinder portions of each of the first and second multi-plate clutches are provided in the axial direction, and there is provided a support wall portion that is connected with the input shaft and supports the clutch inner cylinder portion of each of the multi-plate clutches.

REFERENCES:
patent: 2004/0248684 (2004-12-01), Sugiura et al.
patent: 2006/0086586 (2006-04-01), Braford
patent: 2006/0144665 (2006-07-01), Janson et al.
patent: 1 195 537 (2002-04-01), None
Extended European Search Report dated Feb. 2, 2010: Application No. 07021346.7-2423 / Patent No. 1923590.

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