Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1978-09-05
1981-05-12
Budd, Mark O.
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
310351, H01L 4108
Patent
active
042674794
ABSTRACT:
A support construction for a thickness shear piezoelectric oscillator such as a crystal oscillator or the like, which can improve oscillation characteristics thereof. The thickness shear piezoelectric oscillator is provided at its both ends with a so-called bevel portion which is supported at the upper and lower tapered portions thereof by a shaped guide so as to determine the horizontal position thereof.
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patent: 4124809 (1978-11-01), Engdahl et al.
patent: 4139793 (1979-02-01), Michel
Budd Mark O.
Citizen Watch Co. Ltd.
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