192 clutches and power-stop control – Transmission and brake – Motor vehicle
Reexamination Certificate
2006-12-26
2006-12-26
Lorence, Richard M. (Department: 3681)
192 clutches and power-stop control
Transmission and brake
Motor vehicle
C074S411500, C074S60600R, C029S402030, C029S428000
Reexamination Certificate
active
07152724
ABSTRACT:
This invention relates to the housing of a hybrid electro-mechanical transmission consisting of park pawl system located in the end cover portion of the transmission housing. The end cover portion is configured to cover the park pawl system and allow access to the components of the park pawl system for assembly or service even as the end cover portion remains attached to the main housing of the transmission. An access cover and seal for the access opening in the end cover portion is also provided. The access opening is designed to be small enough so that the end cover portion can also provides structural support to a main housing portion during operation of the transmission. A method of selectively providing access to a park pawl system located in the end cover portion of a transmission housing is also provided.
REFERENCES:
patent: 3729075 (1973-04-01), Piret
patent: 4126201 (1978-11-01), Stevens
patent: 5531303 (1996-07-01), Raszkowski
patent: 6358173 (2002-03-01), Klemen et al.
patent: 2005/0205383 (2005-09-01), Reed et al.
patent: 2005/0205384 (2005-09-01), Reed et al.
patent: 03200458 (1991-09-01), None
Daugherty Rick K.
Love Bert D.
Mowatt Joel E.
Raszkowski James A.
Reed William S.
General Motors Corporation
Lorence Richard M.
Thompson Dan L.
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