Amphibious bicycle

Details Amphibious bicycle Amphibious bicycle

1981-03-06

1983-07-26

Butler, Douglas C.

Marine propulsion

Operator powered drive for propelling means

Rotary cranking arm

114270, 440 98, 440100, B60F 300

Patent

active

043952372

ABSTRACT:
An amphibious vehicle comprises a bicycle wherein the ends of the front wheel shaft and the rear wheel hub shaft are laterally outwardly projected; a water-surface floating apparatus composed of floats each being provided with a foldable air-tight bag and float mounting members therefor loosely rotatable on each of the opposite sides of the bicycle on the front wheel shaft and the rear wheel shaft; a water-surface propulsion apparatus driven through rotation of the rear wheel; and a water-surface steering apparatus mounted on the front wheel.

REFERENCES:
patent: 839476 (1906-12-01), Hartlett
patent: 1060620 (1913-05-01), Osofs et al.
patent: 1104229 (1914-07-01), Szegel
patent: 3091209 (1963-05-01), Leiberman
patent: 3249084 (1966-05-01), Plants
patent: 3640239 (1972-02-01), Petruskey
patent: 3987747 (1976-10-01), Locher
patent: 4077351 (1978-03-01), Girona
patent: 4092945 (1978-06-01), Ankert et al.

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