Land vehicles – Wheeled – Occupant propelled type
Patent
1990-10-09
1992-09-22
Hill, Mitchell J.
Land vehicles
Wheeled
Occupant propelled type
114270, 2803041, 297445, 440 21, 440 32, 440 90, 440100, D12316, D21237, B63B 3502, B63H 1600
Patent
active
051491184
ABSTRACT:
An all-terrain wheelchair comprising a frame constructed of tubular air-filled frame members to enable the wheelchair to be amphibious. A pair of rear drive wheels are rotatably mounted on the rear of the frame and are controlled by ratchet arms operatively connected thereto. A front wheel is rotatably mounted on the frame at the forward end thereof. If additional floatation is required, floatation tanks may be secured to the frame. A paddle wheel is operatively secured to each of the rear wheels when the wheelchair is being used in the water to provide propulsion.
REFERENCES:
patent: 244084 (1881-07-01), Steinly
patent: 441409 (1890-11-01), Hardy
patent: 579664 (1897-03-01), McConley
patent: 654986 (1900-07-01), Krueger
patent: 790853 (1905-05-01), Reddy
patent: 913625 (1909-02-01), David
patent: 963857 (1910-07-01), Broomhall
patent: 1237175 (1917-08-01), Cook et al.
patent: 1270104 (1918-06-01), Benton et al.
patent: 1722516 (1929-07-01), Cook
patent: 2592023 (1952-04-01), Gleason
patent: 2979016 (1961-04-01), Rossi
patent: 3042131 (1962-07-01), Dovci
patent: 3045636 (1962-07-01), Thomas et al.
patent: 3301574 (1967-01-01), Good
patent: 3309110 (1967-03-01), Bulmer
patent: 3877725 (1975-04-01), Barrola
patent: 3994509 (1976-11-01), Schaeffer
patent: 4138131 (1979-02-01), Sommer
patent: 4354691 (1982-10-01), Saunders et al.
patent: 4494937 (1985-01-01), Riermann
patent: 4545593 (1985-10-01), Farnam
patent: 4558878 (1985-12-01), Motrenec
patent: 4641847 (1987-02-01), Busse
patent: 4682784 (1987-07-01), Anderson
patent: 4732402 (1988-03-01), Lambert
patent: 4744324 (1988-05-01), Martinmaas
patent: 4754825 (1988-07-01), Scheffer
patent: 4926777 (1990-05-01), Davis, Jr.
Don Kreb's "Access to Recreation" pp. 8 & 16.
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