Control device for automatic transmission

192 clutches and power-stop control – Vortex-flow drive and clutch – With brake

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Details

74473R, 74475, F16H 5904, B60K 4126

Patent

active

052077403

ABSTRACT:
A control device for an automatic transmission is disclosed. The control device is provided with a base member mounted on a vehicle body. A shift lever is pivotably supported by the base member. A guide structure and a check structure and a shaft-locking device are mounted on the base member. The shift lever is provided with a positioning pin movable in the axial direction of the shift lever. A guide structure for guiding the shift lever is provided with a positioning plate having a parking position part and a moving position part engaging the positioning pin. The positioning plate is provided with a buffer member at the moving position part. The check structure for moderating motion of the shift lever has a plurality of positioning recesses on the positioning plate and a check arm for contacting the positioning recesses. The shift-locking device for locking the shift lever is provided with a rotary bushing for blocking disengagement of the positioning pin from the parking position part and a shift-lock solenoid for pivoting the rotary bushing when releasing the shift-lock. The rotary bushing and the shift-lock solenoid are mounted on the base member.

REFERENCES:
patent: 4365522 (1982-12-01), Kubota et al.
patent: 4513276 (1985-04-01), Kubota et al.
patent: 4612820 (1986-09-01), Behrens
patent: 4880092 (1989-11-01), Kito et al.
patent: 5029680 (1991-07-01), Kobayashi et al.
patent: 5079966 (1992-01-01), Ishizuki et al.
patent: 5080208 (1992-01-01), Sakuma et al.
patent: 5085096 (1992-02-01), Behrens

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