192 clutches and power-stop control – Clutches – Operators
Patent
1997-06-11
2000-09-12
Hannon, Thomas R.
192 clutches and power-stop control
Clutches
Operators
192 85CA, 192109F, 192DIG1, 91388, 91460, F16D 4804
Patent
active
061163996
ABSTRACT:
An operation device for a friction clutch arranged in the drive train of a motor vehicle. The operation device includes a positioning servo arrangement with a pneumatic power cylinder arrangement. The pneumatic power cylinder arrangement acts on a clutch release sleeve arrangement. The positioning servo arrangement can be operated with a control valve that is connected to a pneumatic source depending on a command variable representing a desired position and an actual variable representing the axial position of the clutch release sleeve arrangement. The pneumatic power cylinder arrangement is arranged inside of the bell-shaped housing and the control valve is arranged outside of the bell-shaped housing or the bell-shaped housing is arranged at least partially inside of the bell-shaped housing, but is accessible from the outside and/or can be removed when the bell-shaped housing is attached to the combustion engine.
REFERENCES:
patent: 4419923 (1983-12-01), Kasahara
patent: 4585106 (1986-04-01), Shirley
patent: 4860868 (1989-08-01), Murakami
patent: 5009125 (1991-04-01), Machida et al.
patent: 5577585 (1996-11-01), Corral
Drexl Hans-Jurgen
Grosspietsch Wolfgang
Lindner Joachim
Otto Thomas
Voit Herbert
Fichtel & Sachs AG
Hannon Thomas R.
Joyce William C
LandOfFree
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