Piezoelectric actuator

Details Piezoelectric actuator Piezoelectric actuator

1991-10-23

1993-11-30

Budd, Mark O.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

310366, H01L 4108

Patent

active

052668622

ABSTRACT:
In order to make uniform and smooth elongation of a piezoelectric actuator at the end faces thereof, at least one piezoelectric active layer with at least one non-conductive area formed at the central portion thereof is arranged between an inactive layer and an extreme piezoelectric active layer of the element.

REFERENCES:
patent: 4384230 (1983-05-01), Wisner
patent: 4564782 (1986-01-01), Ogawa
patent: 4633120 (1986-12-01), Sato et al.
patent: 4759107 (1988-07-01), Ogawa et al.
patent: 5073740 (1991-12-01), Jomura et al.
patent: 5089739 (1992-02-01), Takahashi et al.
Japanese Journal of Applied Physics, vol. 24,(1985), Supplement 24-3, pp. 209-212.

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