Damper in a washing machine and fabricating method of the same

Details Damper in a washing machine and fabricating method of the same Damper in a washing machine and fabricating method of the same

2011-01-04

2011-01-04

King, Bradley T (Department: 3657)

Brakes

Frictional vibration damper

C068S023100, C188S266000

Reexamination Certificate

active

07861833

ABSTRACT:
A damper for a washing machine includes: a cylinder; a piston body having one end inserted into the cylinder; a first friction member interposed in a contact surface between the piston body and the cylinder; an extension bar extended from an inserted portion of the piston body, the extension bar having a circumferential stopper at the extended portion; a friction ring formed between the circumferential stopper and the first friction member; and a second friction member formed on an outer circumferential surface of the friction ring to contact with an inner surface of the cylinder.

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