Smoke detector for TV

Details Smoke detector for TV Smoke detector for TV

1989-02-27

1991-06-11

Orsino, Joseph A.

Communications: electrical

Condition responsive indicating system

Specific condition

340521, 340693, 340310CP, 340630, G08B 1710

Patent

active

050236016

ABSTRACT:
In a conventional TV, audio or other equipment having a speaker(s) and a source of power. A smoke detector is mounted inside the TV case, the output of the smoke detector being connected to the TV speaker and a power supply connected to the TV source of power, the output of said power supply being connected to the smoke detector, the smoke detector and power supply being packaged together and installed inside the case of the TV. A second oscillator may be added to thereby emit at least four frequencies because of the hetrodyning of the two oscillators.

REFERENCES:
patent: 4149154 (1979-04-01), Whetstone
patent: 4178592 (1979-12-01), McKee
patent: 4471346 (1984-09-01), Nelson et al.
patent: 4525703 (1985-06-01), Bellino
patent: 4785288 (1988-11-01), Heberlein, Jr.

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