Wheelchair back system

Details Wheelchair back system Wheelchair back system

1990-11-01

1993-05-18

Brown, Peter R.

Chairs and seats

Having detachably interfitting parts or components; i.e.,...

Interfitted back and back frame

297452, 297DIG4, 2972847, 2972848, A47C 742

Patent

active

052114465

ABSTRACT:
A wheelchair back system provides height adjustability of the back for the user, a lumbar support and bolsters for the back, as well as adjustment of the tilt of the back. The back system is removably affixed to the wheelchair by a pair of vertical channels adapted to partially encircle the vertical wheelchair posts, brackets affixed to the wheelchair posts, and straps which engage the brackets. A twist lock may be used to secure the straps in the brackets.

REFERENCES:
patent: 2577050 (1951-12-01), Van Buren
patent: 4375295 (1983-03-01), Volin
patent: 4981325 (1991-01-01), Zacharkow
patent: 5035467 (1991-07-01), Axelson et al.

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