Ambulatory aid warning device

Details Ambulatory aid warning device Ambulatory aid warning device

1994-10-19

1995-12-19

Swann, Glen

Communications: electrical

Condition responsive indicating system

Specific condition

135 65, 135 67, 340540, 434433, G08B 2100

Patent

active

054772117

ABSTRACT:
An ambulation aid warning device for warning the uses when an ambulation aid is about to be used improperly. The device includes one or more gravity sensitive switches to activate an auditory, visual and/or sensory alarm when the ambulation aid is tilted beyond a specified angle.

REFERENCES:
patent: 2182216 (1939-12-01), Staley
patent: 2522721 (1950-09-01), Mattern
patent: 3885576 (1975-05-01), Symmes
patent: 4282412 (1981-08-01), Florin
patent: 4931772 (1990-06-01), Bechtold
patent: 4972177 (1990-11-01), Nolan
patent: 5008654 (1991-04-01), Callaway
patent: 5089808 (1992-02-01), Amirdash
patent: 5289163 (1994-02-01), Perez et al.
patent: 5331990 (1994-07-01), Hall et al.

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