Wheelchair with tilt compensating side frames
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 12, 1991
Issued Date -
N/A
app pub date -
Apr 9, 1990
filing date -
Mar 6, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Wheelchair with four wheels, with two side frames (1,2) and a middle frame (3,4) carrying the seat, both side frame (1,2) being connected to each other by means of the middle frame (3,4) in such a way that tilting of one of the side frames in one direction is followed by tilting of the other side frame through the same angle in the other direction, while the middle frame remains stationary.
First Claim
Family
International Classification(s)
Cited Art Landscape
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