Piezoelectric resonator

Details Piezoelectric resonator Piezoelectric resonator

1989-06-30

1990-05-15

Budd, Mark O.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

310368, 310367, 310366, H01L 4108

Patent

active

049260863

ABSTRACT:
A piezoelectric resonator formed as a thin parallelepipedic quartz plate whose width is arranged along the electric axis X of the crystal, the length along an axis Y' and the thickness along an axis Z', wherein the axes Y' and Z' form an angle approximately equal to 24.degree. with the mechanical axis Y and the optical axis Z of the crystal, respectively, and the ratio w/l of its width to its length is approximately equal to 0.64.

REFERENCES:
patent: 4148530 (1979-04-01), Calderara
patent: 4313071 (1982-01-01), Hermann et al.
patent: 4437773 (1984-03-01), Dinger
patent: 4450378 (1984-05-01), Hermann et al.
patent: 4472655 (1984-09-01), Kawashima

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