Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Reexamination Certificate
2007-05-01
2007-05-01
Schuberg, Darren (Department: 2834)
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
C310S365000, C310S366000
Reexamination Certificate
active
11089167
ABSTRACT:
A multilayer piezoelectric element is provided with a multilayer body in which internal electrodes are arranged between stacked piezoelectric layers. The multilayer body has an active part piezoelectrically active, and nonactive parts piezoelectrically nonactive. The nonactive parts are located so as to interpose the active part in between in a direction intersecting with a displacement direction of the active part. The nonactive parts are provided with a release portion for releasing restraint on displacement of the active part.
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Rosenau Derek
Schuberg Darren
TDK Corporation
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