192 clutches and power-stop control – Clutches – Plural clutch-assemblage
Reexamination Certificate
2008-05-02
2011-11-15
Lorence, Richard M. (Department: 3655)
192 clutches and power-stop control
Clutches
Plural clutch-assemblage
C192S085440, C277S437000
Reexamination Certificate
active
08056692
ABSTRACT:
A sealing system with at least one sealing device for a pressurizing-agent-operable actuating device, for sealing off a pressure chamber assigned to the latter from the surroundings. The individual sealing element being placed in a groove formed by the actuating device and a thin sheet metal element connected to the actuating device, where at least two contact surfaces that describe the groove are formed on the actuating device for the sealing element.
REFERENCES:
patent: 3000478 (1961-09-01), Carter
patent: 3848518 (1974-11-01), Martin
patent: 4724941 (1988-02-01), Wirkner
patent: 4957195 (1990-09-01), Kano et al.
patent: 6158744 (2000-12-01), Jones et al.
patent: 2008/0271968 (2008-11-01), Metzinger et al.
Davidson Davidson & Kappel LLC
Lorence Richard M.
LuK Lamellen und Kupplungsbau Beteiligungs KG
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