Method of manufacturing a composite bicycle frame

Details Method of manufacturing a composite bicycle frame Method of manufacturing a composite bicycle frame

1991-05-31

1992-11-03

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

With severing, removing material from preform mechanically,...

Flash or sprue removal type

156187, 156267, 264257, 264262, B29C 3700

Patent

active

051606828

ABSTRACT:
A bicycle frame manufactured of one or more continuous fiber composite tubes, wherein the tubes are joined to one another without lugs by overlaying the joints with resin impregnated continuous fiber composite material and clamping the joints in static pressure molds. Gussets are integrally formed as part of the joints. One or more of the tubes may be metal, preferably, titanium. The bicycle frame is provided with metal drop outs which are also preferably titanium.

REFERENCES:
patent: 3833242 (1974-09-01), Thompson, Jr.
patent: 4541649 (1985-09-01), Grunfeld
patent: 4657795 (1987-04-01), Foret
patent: 4828781 (1989-05-01), Duplessis et al.
patent: 4850607 (1989-07-01), Trimble
patent: 4856800 (1989-08-01), Hashimoto et al.
patent: 4900048 (1990-02-01), Derujinsky
patent: 4900050 (1990-02-01), Bishop et al.

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