Communications: electrical – Condition responsive indicating system – Specific condition
Patent
1994-03-22
1996-09-10
Swarthout, Brent A.
Communications: electrical
Condition responsive indicating system
Specific condition
340529, 340539, 340527, 340689, 379 38, 135 65, G08B 2300
Patent
active
055549756
ABSTRACT:
A safety cane incorporates an ambient light sensitive illumination device for conserving battery power. A tipping detector is also incorporated which sounds an audible alarm after a first time delay. If the cane is not retrieved by the end of the second time delay, the cane broadcasts an initiating instruction to a telephone dialing device.
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Beddo Ray
Hall H. Eugene
Swarthout Brent A.
Tong Nina
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