Lockup piston with a damper

Details Lockup piston with a damper Lockup piston with a damper

1999-06-07

2000-08-29

Bonck, Rodney H.

192 clutches and power-stop control

Vortex-flow drive and clutch

Including drive-lockup clutch

192212, F16D 314

Patent

active

061094064

ABSTRACT:
A lockup piston is provided with a damper. This lockup piston is useful in a torque converter having a lockup clutch. The lockup piston is composed of a disk-shaped core plate, which has an outer peripheral flange and a friction member fixedly secured on a side of the core plate, and of a retainer plate fixedly secured on an opposite side of the core plate and carrying a spring thereon. The disk-shaped core plate is provided thereon with convexities along opposite radial edges of the retainer plate, respectively.

REFERENCES:
patent: 4702721 (1987-10-01), Lamarche
patent: 5772515 (1998-06-01), Yamakawa et al.
patent: 5826688 (1998-10-01), Arhab et al.

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