Smoke detector with strobed visual alarm and remote alarm coupling
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 28, 1991
Grant Date -
N/A
app pub date -
Feb 3, 1989
filing date -
Feb 3, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The smoke detector of the present invention is designed to warn hearing impaired persons of fire or smoke. A small, attractive, and inexpensive wall or ceiling mounted unit houses a dual chamber ionization detector, piezoelectric alarm horn, and a high intensity xenon strobe unit producing approximately 130 candela. In one embodiment, it is powered only from standard 120 volt AC power, although an internal battery standby version and low voltage D.C. version are alternative embodiments. The unit is furnished with a surface mount housing. It can easily be moved from room to room as required and it is intended to be easily hung on the wall about a foot from the ceiling.
First Claim
Family
International Classification(s)
Cited Art Landscape
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