Clutch apparatus for vehicles

Details Clutch apparatus for vehicles Clutch apparatus for vehicles

1983-07-06

1986-07-22

Bonck, Rodney H.

192 clutches and power-stop control

Clutches

Operators

192 85R, 192109F, F16D 25061

Patent

active

046013750

ABSTRACT:
A vehicular clutch apparatus including a clutch unit disposed between an engine output shaft and a transmission, the clutch unit having driving clutch plates and driven clutch plates interleaved with the driving plates and a piston movable upon receipt of hydraulic pressure from a pressure source to press those plates into engagement, wherein in the hydraulic flow path leading from the hydraulic pressure source to the piston is disposed a directional control valve which is interlocked with a clutch lever and for cutting off the communication between the piston and pressure source and release the hydraulic pressure fed to the piston to the atmosphere. A valve is further disposed in the flow path to automatically release the hydraulic pressure in the path to the atmosphere in response to gear shift operation, thereby disengaging the clutch unit.

REFERENCES:
patent: 2583556 (1952-01-01), Fleischel
patent: 2695696 (1954-11-01), Iavelli
patent: 3202018 (1965-08-01), Hilpert
patent: 3224537 (1965-12-01), Hilpert
patent: 3351169 (1967-11-01), McIndoe
patent: 3511349 (1970-05-01), Herscovici
patent: 3576241 (1971-04-01), Maurice et al.
patent: 4036342 (1977-07-01), Finn
patent: 4371066 (1983-02-01), Fujioka et al.

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