Vibrating membrane horns

Details Vibrating membrane horns Vibrating membrane horns

1977-11-17

1978-09-26

Yasich, Daniel M.

Signals and indicators

Horns, whistles and compressional wave generators

Diaphragm horns

340388, G10K 900

Patent

active

041161580

ABSTRACT:
Vibrating membrane horn of the type wherein a membrane is applied on a peripheral flange on a case in such a way as to close said case. Said case contains a vibrations generator acting on said membrane and a gasket is interposed between said membrane and said flange. Said gasket consists of an absorbent material impregnated with a water-proofing product.

REFERENCES:
patent: 1257863 (1918-02-01), Hesselbein
patent: 2003505 (1935-06-01), Gillet
patent: 2575577 (1951-11-01), Beauchamp
patent: 2826509 (1958-03-01), Sarbach

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