Smoke alarm apparatus

Details Smoke alarm apparatus Smoke alarm apparatus

1992-03-26

1994-02-22

Hofsass, Jeffrey

Communications: electrical

Condition responsive indicating system

Specific condition

340693, G08B 1710

Patent

active

052891658

ABSTRACT:
A smoke alarm structure includes a first housing containing a sensor and audible alarm in electrical communication with a second housing. The second housing includes a back-up battery structure cooperative with a signal test button and a delay button in association to delay actuation of the audible alarm to permit audible alarms due to various signals such as cooking smoke and the like developed temporarily by individuals within a dwelling.

REFERENCES:
patent: 4236822 (1980-12-01), Jaretsky et al.
patent: 4785293 (1988-11-01), Shearer et al.
patent: 4788530 (1988-11-01), Bernier
patent: 4808977 (1989-02-01), Hedrick

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