Sonic transducer employing rigid radiating member

Details Sonic transducer employing rigid radiating member Sonic transducer employing rigid radiating member

1974-12-02

1977-09-13

Stellar, George G.

Electrical generator or motor structure

Dynamoelectric

Rotary

179 1R, 179180, 310322, 310326, H04R 300, H04R 702, H04R 726, H04R 1700

Patent

active

040484548

ABSTRACT:
A sonic transducer incorporating a rigid plate-like transmitting member coupled to electromechanical compression wave generating means such as a piezoelectric crystal for transmitting sonic energy in a medium. The transmitting means is damped to prevent ringing, and the transducer is particularly responsive to the high frequency audio spectrum.

REFERENCES:
patent: 2341275 (1944-02-01), Holland
patent: 2427062 (1947-09-01), Massa
patent: 3019660 (1962-02-01), Welkowitz
patent: 3101419 (1963-08-01), Rich
patent: 3243768 (1966-03-01), Roshon, Jr. et al.
patent: 3423543 (1969-01-01), Kompanek
patent: 3439128 (1969-04-01), Sobel et al.
patent: 3798473 (1974-03-01), Murayama et al.
patent: 3846779 (1974-11-01), Martner

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