Front fork in two-wheeled vehicle or the like

Details Front fork in two-wheeled vehicle or the like Front fork in two-wheeled vehicle or the like

2007-04-10

2007-04-10

Winner, Tony (Department: 3611)

Land vehicles

Wheeled

Occupant propelled type

C267S064260

Reexamination Certificate

active

11156924

ABSTRACT:
A front fork of a two-wheeled vehicle or the like is disclosed in which an annular free valve is provided between a taper-like valve seat surface formed in an upper surface of a valve seat member fixed to an inner periphery of a lower end portion of an inner tube and a valve stopper so as to be movable upward and downward such that an annular gap is formed with respect to an outer periphery of a hollow pipe. A leaf spring energizing the free valve to the taper-like valve seat surface is provided in an upper side of the free valve, the leaf spring having an annular portion and a plurality of hook portions extending in a radial direction to an inner periphery of the annular portion, and being formed in a flat shape in a free state.

REFERENCES:
patent: 5725226 (1998-03-01), Cabrerizo-Pariente
patent: 5862895 (1999-01-01), Ricard
patent: 6105988 (2000-08-01), Turner et al.
patent: 6513822 (2003-02-01), Chonan
patent: SHO 63-160455 (1988-10-01), None
patent: HEI 4-7386 (1992-02-01), None

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