Wheelchair width adjuster

Details Wheelchair width adjuster Wheelchair width adjuster

1985-11-06

1987-03-10

Love, John J.

Land vehicles

Wheeled

Occupant propelled type

280289WC, 280 42, 280650, 280657, 297338, B62M 114

Patent

active

046486151

ABSTRACT:
A low effort high mechanical advantage occupant-operated rotary lever near one arm rest of a folding wheelchair is connected through a short cable to a longitudinal seat frame member of the wheelchair. Manual rotation of the lever in one direction effects narrowing of the wheelchair sufficiently to allow passage through restricted areas.

REFERENCES:
patent: 767275 (1904-08-01), Houston
patent: 891894 (1908-06-01), Wortman
patent: 1308363 (1919-07-01), Kuehne
patent: 2524597 (1958-02-01), Lerman
patent: 2551097 (1951-05-01), Cole
patent: 3122395 (1964-02-01), Offner
patent: 3250513 (1966-05-01), Fenner
patent: 3331614 (1967-07-01), McClintock
patent: 3534880 (1968-09-01), Washburn
patent: 3788424 (1974-01-01), Chabot
patent: 3893679 (1975-07-01), Sumrall
patent: 4085946 (1978-04-01), Krupp

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