Damper for front fork of vehicle

Details Damper for front fork of vehicle Damper for front fork of vehicle

2006-11-14

2006-11-14

Burch, Melody M. (Department: 3683)

Brakes

Internal-resistance motion retarder

Valve structure or location

C188S316000, C188S322220, C137S493700, C280S276000

Reexamination Certificate

active

07134534

ABSTRACT:
A front fork for a vehicle includes an upper front fork tube, a lower front fork tube movably coupled to the upper front fork tube, a fluid contained in the upper and lower front fork tubes, and a damper fixedly sealedly mounted inside the upper front fork tube. The damper has a fluid inlet, a fluid outlet, a through hole in communication with the fluid inlet, and a blocking member movably mounted in the fluid inlet for regulating upward flowing rate of the fluid from the lower front fork tube into the upper front fork tube through the fluid inlet and the through hole upon movement of the upper front fork tube relative to the lower front fork tube.

REFERENCES:
patent: 2570362 (1951-10-01), Mercier
patent: 3912054 (1975-10-01), Fabre et al.
patent: 4057264 (1977-11-01), Suzuki et al.
patent: 4325468 (1982-04-01), Siorek
patent: 4823922 (1989-04-01), Ergun
patent: 4850461 (1989-07-01), Rubel
patent: 4971344 (1990-11-01), Turner
patent: 5094324 (1992-03-01), Tsai
patent: 6102170 (2000-08-01), de Molina et al.
patent: 6499572 (2002-12-01), Masamura et al.
patent: 6592136 (2003-07-01), Becker et al.

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