F - Mech Eng,Light,Heat,Weapons – 16 – D
Patent
F - Mech Eng,Light,Heat,Weapons
16
D
138/92.1
F16D 25/12 (2006.01) F16D 25/063 (2006.01) F16D 25/0638 (2006.01) F16D 55/40 (2006.01) F16D 65/14 (2006.01) F16D 55/00 (2006.01) F16D 65/20 (2006.01)
Patent
CA 1265417
D-9066 C-3778 FLUID-OPERATED PISTON Abstract of the Disclosure A fluid-operated friction engaged torque transmitting device, such as a clutch or brake, has a piston member. The piston has a rigid material, such as metal or plastic, body member which is encased in an elastomeric cover. The elastomeric cover is a molded structure which is bonded to the rigid body. The elastomeric cover has integrally formed therewith, during molding, a pair of annular lip seals, a valve structure and a spring portion. A reaction plate or ring is molded or bonded to the spring portion.
519286
General Motors Corporation
Gowling Lafleur Henderson Llp
Lederman Frederick E.
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