Curved polymeric piezoelectric electro-acoustic transducer

Details Curved polymeric piezoelectric electro-acoustic transducer Curved polymeric piezoelectric electro-acoustic transducer

1976-07-23

1978-05-09

Budd, Mark O.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

310800, 179110A, H01L 4104

Patent

active

040889157

ABSTRACT:
An electro-acoustic transducer with a piezoelectric diaphragm supported by a support member having a curved portion for imparting a suitable resiliency and/or tension to said diaphragm to improve acoustic characteristics without reducing efficiency of the electro-mechanical conversion effected by the transducer.

REFERENCES:
patent: 3792204 (1974-02-01), Murayama et al.
patent: 3832580 (1974-08-01), Yamamuro et al.

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