Patent ID: 6427821
Filing Date: 2002-08-06
Classification: F16D,F16H

Abstract:
A clutch assembly of an automatic transmission comprising:a clutch drum having a slanted inner surface at a corner and extending from another inner surface of the drum; a plurality of friction members arranged in the clutch drum within said another inner surface of the drum for selectively engaging each other, said friction members rotate relative to each other about an axis; a piston for actuating the friction members, the piston contacting a friction member; and a cushion ring having a circumferentially slanted outer surface, the slanted outer surface of the cushion ring corresponding to the slanted inner surface to the clutch drum, wherein the slanted inner surface of the drum extends at an oblique angle relative to the axis, wherein the slanted outer surface of the cushion ring extends at an oblique angle relative to the axis, wherein the cushion ring is installed into the clutch drum, and wherein the slanted outer surface of the cushion ring engages the slanted inner surface of the clutch drum.