Apparatus for harnessing wind to drive a bicycle

Land vehicles – Wheeled – Occupant propelled type

Reexamination Certificate

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Reexamination Certificate

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06932368

ABSTRACT:
A sail attachment which when connected to the bicycle harnesses wind to drive the bicycle forward. The attachment is adapted to fit on the rear of the bicycle above its rear wheel and is securable to the bicycle seat. The attachment is provided with a wind receiving sail which when attached to the bicycle can harness wind 45 degrees from either the left or right side of the bicycle, 90 degrees from either the side of the bicycle and at the rear of the bicycle to power the bicycle.

REFERENCES:
patent: 639107 (1899-12-01), Sorensen
patent: 947731 (1910-01-01), Couder
patent: 2038166 (1936-04-01), Deal
patent: 2443565 (1948-06-01), Land
patent: 3982766 (1976-09-01), Budge
patent: 3986722 (1976-10-01), Patterson
patent: 4332395 (1982-06-01), Zech
patent: 4441728 (1984-04-01), Schroeder
patent: 4735429 (1988-04-01), Beck
patent: 5911427 (1999-06-01), Lenz, Jr.
patent: 2622524 (1987-10-01), None

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