Smoke alarm for use with an electronic timing device

Details Smoke alarm for use with an electronic timing device Smoke alarm for use with an electronic timing device

1991-09-13

1993-09-07

Hofsass, Jeffrey

Communications: electrical

Condition responsive indicating system

Specific condition

340693, 368 11, G08B 1710

Patent

active

052433293

ABSTRACT:
A device for sensing smoke and providing an indication upon the sensing of smoke is disclosed. A housing, being in the shape of a wrist watch, includes an electronic circuit that senses smoke and provides an indication to those in the vicinity of the device. This indication allows those in this vicinity to easily locate the device. The housing further includes the features of providing the time of day to a user.

REFERENCES:
patent: 1240618 (1917-09-01), Stevens
patent: 2552331 (1951-05-01), Lamb
patent: 4186389 (1980-01-01), Flittie
patent: 4611200 (1986-09-01), Stilwell
patent: 4796015 (1989-01-01), Admire, Jr.
patent: 4949077 (1990-08-01), Mbuthia

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