Resonator plate capable of excitation to thickness shear vibrati

Details Resonator plate capable of excitation to thickness shear vibrati Resonator plate capable of excitation to thickness shear vibrati

1980-12-01

1983-04-05

Budd, Mark O.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

310353, 310368, H01L 4108

Patent

active

043792472

ABSTRACT:
A piezoelectric resonator plate capable of excitation to thickness shear vibrations is provided on each of its large surfaces with a respective excitation electrode and is provided, at least in partial regions of its border, a thickness decreasing in the direction of the border of the plate in the form of a beveling, whereby in the region of such a border beveling, respectively, a connection member contacts one of the excitation electrodes.

REFERENCES:
patent: 1969339 (1934-08-01), Usselman
patent: 2018246 (1935-10-01), Beard
patent: 2245178 (1941-06-01), Bechmann
patent: 4017753 (1977-04-01), Ishiwata
patent: 4124809 (1978-11-01), Engdahl et al.
patent: 4167686 (1979-09-01), Fukuyo
patent: 4234812 (1980-11-01), Kawashima
patent: 4247797 (1981-01-01), Echigo et al.
patent: 4287447 (1981-09-01), Skoda et al.

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