Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1981-01-14
1982-10-05
Budd, Mark O.
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
367903, 310317, H01L 4108
Patent
active
043530044
ABSTRACT:
A circuit is provided for supplying a transmission oscillator voltage suitable for a piezoelectric sound source transducer in which the transducer also serves as a receiving transducer. The circuit contains an electrical series resonant circuit having a capacitor C and an inductor L with
REFERENCES:
patent: 2852676 (1958-09-01), Joy
patent: 2963680 (1960-12-01), Beebe
patent: 2983902 (1961-05-01), Philipps
patent: 3100886 (1963-08-01), Marks
patent: 3989963 (1976-11-01), Giaccardi
patent: 4044297 (1977-08-01), Nobue
patent: 4096756 (1978-06-01), Alphonse
Budd Mark O.
Siemens Aktiengesellschaft
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