Transmission parking brake

192 clutches and power-stop control – Transmission and brake – Motor vehicle

Reexamination Certificate

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Details

C192S221000, C188S031000, C188S170000

Reexamination Certificate

active

07140483

ABSTRACT:
A parking lock (1) of a transmission comprises a parking lock wheel (2) that is rotationally fixed relative to a shaft (25) and a locking ring (3) that is rotationally fixed relative to a housing (24), the locking ring (3) can be displaced axially into a positive locked connection with the parking lock wheel (2) by an engaging element (4) and can be released from the locked connection by a hydraulically actuated release element (6).

REFERENCES:
patent: 3526302 (1970-09-01), Grant et al.
patent: 5586630 (1996-12-01), Orzal
patent: 6234289 (2001-05-01), Baker et al.
patent: 6725987 (2004-04-01), Koga
patent: 654 484 (1937-12-01), None
patent: 1 800 164 (1970-07-01), None
patent: 1 940 263 (1971-03-01), None
patent: 38 25 286 (1989-09-01), None
patent: 43 33 787 (1994-04-01), None
patent: 1 251 301 (2002-10-01), None
patent: WO 97/14575 (1997-04-01), None
patent: WO 99/61296 (1999-12-01), None

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