Rowing bicycle

Land vehicles – Wheeled – Occupant propelled type

Reexamination Certificate

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Details

C280S244000, C280S282000

Reexamination Certificate

active

10921445

ABSTRACT:
A rowing bicycle comprised of a frame (1), a steering unit (55), a powering unit (56) having a dual motion gear (23), wheels (2) and (3) and a seat (5). The frame (1) is designed so as to have the user sit in a position where his or her legs are almost horizontally straight. The steering unit (55) pivots left and right about a center bar (19) located in between the frame (1) to allow a user to turn the bicycle while the dual motion gear (23) allows the user to power the bicycle both when pushing the steering unit (55) forward and when pulling the steering unit (55) back.

REFERENCES:
patent: 413104 (1889-10-01), Saxton
patent: 534537 (1895-02-01), Williams
patent: 2147732 (1939-02-01), Boynton
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patent: 4632414 (1986-12-01), Ellefson
patent: 4700962 (1987-10-01), Salmon
patent: 4796907 (1989-01-01), Geller
patent: D304319 (1989-10-01), Brummer
patent: 4886287 (1989-12-01), Krause, II et al.
patent: 4925200 (1990-05-01), Jones
patent: 5039120 (1991-08-01), Stowe
patent: 5209506 (1993-05-01), Klopfenstein
patent: 5280936 (1994-01-01), Schmidlin
patent: 5762350 (1998-06-01), Jolly
patent: 6378882 (2002-04-01), Devine
patent: 2424178 (1978-04-01), None

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