Alarm to prevent drowning

Details Alarm to prevent drowning Alarm to prevent drowning

1995-09-25

1997-04-08

Hofsass, Jeffery

Communications: electrical

Condition responsive indicating system

Specific condition

340604, 200 6104, G08B 2300

Patent

active

056191871

ABSTRACT:
A warning device for the prevention of drowning includes a sensor 10 incorporating a transmitter, the sensor being attachable to the body of a person. The transmitter is actuated upon submersion in water. The signal emitted by the transmitter is received by receiver 12 which is then adapted to initiate an alarm in the form of a siren, flashing light or lights or a transmission to other alarm systems. A directional antenna may be included for nautical situations where the wearer is thrown overboard.

REFERENCES:
patent: 3810146 (1974-05-01), Lieb
patent: 4305143 (1981-12-01), Simms et al.
patent: 4714914 (1987-12-01), Boe

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