Bicycle frame

Details Bicycle frame Bicycle frame

2007-03-14

2008-05-20

Winner, Tony (Department: 3611)

Land vehicles

Wheeled

Occupant propelled type

Reexamination Certificate

active

07374191

ABSTRACT:
A bicycle frame has a front frame, a rear frame and a shock absorber. The front frame has a head tube, a down tube, a top tube, a bottom bracket shell and a seat tube. The seat tube is connected to and protrudes up from the bottom bracket shell, is connected to the top tube and has a jacket and a threaded hole. The jacket is connected to the shock absorber and has an opening and a chamber. The rear frame is connected pivotally to the front frame and has a lower fork, two dropouts and an upper fork. The upper fork is connected to the dropouts and the shock absorber and has two bottom ends, a top end and two fasteners. The shock absorber is mounted between the seat tube and the upper fork and has a sleeve, an elastomer, a connecting pipe and a shaft.

REFERENCES:
patent: 2283671 (1942-05-01), Finlay
patent: 4421337 (1983-12-01), Pratt
patent: 5217241 (1993-06-01), Girvin
patent: 5496052 (1996-03-01), Tamaishi
patent: 5570896 (1996-11-01), Collins
patent: 6056307 (2000-05-01), Busby et al.
patent: 6099010 (2000-08-01), Busby
patent: 6406048 (2002-06-01), Castellano
patent: 7168726 (2007-01-01), Klein

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