Underwater pneumatic horn

Details Underwater pneumatic horn Underwater pneumatic horn

1989-12-28

1991-03-12

Cuchlinski, Jr., William A.

Signals and indicators

Horns, whistles and compressional wave generators

Diaphragm horns

116137R, G10K 900

Patent

active

049984993

ABSTRACT:
A system whereby the air pressure from the scuba diver's tank is reduced in pressure and is available to blow a horn. When not submerged the horn can be heard for a long distance, up to a mile or more. When in the water the horn produces vibrations and noise which can be detected for a hundred yards or more.

REFERENCES:
patent: 1746034 (1930-02-01), Farmer
patent: 2142221 (1939-01-01), Stevens
patent: 2281611 (1942-05-01), Williams
patent: 3581705 (1971-06-01), Holm
patent: 4227482 (1979-07-01), Scheindel
patent: 4852510 (1989-08-01), Joseph, Jr. et al.

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