192 clutches and power-stop control – Clutches – Plural clutch-assemblage
Patent
1987-09-21
1989-12-26
Braun, Leslie A.
192 clutches and power-stop control
Clutches
Plural clutch-assemblage
192 7023, 192 83, 192 85C, 192 86, 192 8718, 192105B, F16D 25063, F16D 2511
Patent
active
048892173
ABSTRACT:
A motor vehicle clutch is particularly suited for a mechanical multiple-speed automatic transmission. The clutch comprises a pair of alternatingly engageable clutch discs (5,7) mounted on a pair of concentric shafts (8,10). In addition to a centrifugal arrangement (29,30) for engagement when starting, the clutch comprises a hydraulic control system with a piston cylinder device (20) and two three-way magnetic valves (51,52), one (51) of which is capable of presure regulation and the other (52) has merely an on-off function.
REFERENCES:
patent: 2202378 (1940-05-01), Hertrich
patent: 2811053 (1957-10-01), McKewen
patent: 2944435 (1960-07-01), Hendrickson
patent: 4697677 (1987-10-01), Janiszewski
Janiszewski Gzegorz
Nystrom Mats
Sahlmen Thomas
AB Volvo
Braun Leslie A.
Testardi David A.
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