Adjustable frame wheelchair

Details Adjustable frame wheelchair Adjustable frame wheelchair

1990-08-01

1991-06-04

Hill, Mitchell J.

Land vehicles

Wheeled

Occupant propelled type

280 42, 280647, 297 42, 297 44, 297DIG4, B62M 114

Patent

active

050208160

ABSTRACT:
A wheelchair having opposing sideframes which comprise individual frame sections which are connected by a longitudinally and angularly adjustable joint. The frame sections include a fixed base section connected to linear bar sections. The bar sections are provided with lateral slots containing slidable fasteners. Link elements having fasteners that engage the slidable fasteners join together the bar sections. The joint is movable along the bar section slots and is rotatable about the link fasteners. Similarly, adjunct wheelchair assemblies may all be adjustably connected to the slidable fasteners of selected frame bar sections. The sideframes can include side braces and may be connected by laterally adjustable spacer bars.

REFERENCES:
patent: 2592025 (1952-04-01), Gray
patent: 2625207 (1953-01-01), Duke
patent: 2669289 (1954-02-01), Usher et al.
patent: 3601430 (1971-08-01), Zwennis
patent: 3761126 (1973-09-01), Mulholland
patent: 3813179 (1974-05-01), Priest
patent: 3968991 (1976-07-01), MacLaren
patent: 4045051 (1977-08-01), Igarashi et al.
patent: 4082348 (1978-04-01), Haury
patent: 4538830 (1985-09-01), Nakao et al.

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