Wheelchairs

Details Wheelchairs Wheelchairs

1979-09-05

1982-06-01

Zugel, Francis K.

Chairs and seats

Convertible

297 81, 297DIG4, A47C 1300, A47C 1035

Patent

active

RE0309540

ABSTRACT:
A wheelchair is disclosed which is convertible into a wheeled stretcher, wherein the chair seat will assume a comfortable angle with respect to the horizontal when the chair is in the seating position and will assume a horizontal position coplanar with the back of the chair when the chair is in the stretcher position. The chair seat and back may be locked into any relative position between a fully erect seated position and a fully reclined stretcher position. Leg support members which are connected to the chair may assume any angular position with respect to the horizontal without regard for the relative positions of the seat and back of the chair. The leg support members may have their lengths independently adjusted.

REFERENCES:
patent: 416906 (1889-12-01), Flowers
patent: 611049 (1898-09-01), Allen
patent: 1553689 (1925-09-01), Hill
patent: 1748784 (1930-02-01), Mierley
patent: 2375151 (1945-05-01), Troxell
patent: 2857954 (1958-10-01), Voelker et al.
patent: 3132897 (1964-05-01), Linden
patent: 3147039 (1964-09-01), Smith et al.
patent: 3489459 (1970-01-01), Katan, Sr. et al.

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