Wheelchair apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 19, 1991
Grant Date -
N/A
app pub date -
Sep 22, 1989
filing date -
Sep 29, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Wheelchair apparatus which is manually separable into four main units namely a lifting device, a seat unit, a wheeled chassis and a portable battery/compressor unit, of which the device and unit can be employed as static lifting apparatus, e.g. a bath-lift, when the unit and the chassis are detached; and the chassis has hand operated wheel-brakes and an automatic actuating mechanism to apply the brakes when the seat is raised.
First Claim
Family
International Classification(s)
Cited Art Landscape
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