Swimming pool alarm

Details Swimming pool alarm Swimming pool alarm

1974-05-09

1976-04-27

Swann, III, Glen R.

Communications: electrical

Systems

Call station

325116, 328111, 340167A, 340261, G08B 2100

Patent

active

039538435

ABSTRACT:
An alarm system includes a floating transmitter which when activated by a wave will generate one short signal and then turn itself off. A radio receiver will detect and verify the time duration of the radio signal, and thereupon activate an audible alarm. The alarm will continue to sound until it is manually turned off.

REFERENCES:
patent: 3366881 (1968-01-01), Malone et al.
patent: 3636544 (1972-01-01), Codina
patent: 3668675 (1972-06-01), Joens et al.
patent: 3786469 (1974-01-01), Massaro et al.

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