Torsional vibration apparatus
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United States of America Patent
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-
Mar 24, 1987
Grant Date -
N/A
app pub date -
Dec 3, 1985
filing date -
Jun 4, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In the present invention, a plurality of electrodes are formed on the two surfaces of a circular member of electrostrictive material, and every adjacent electrodes are simultaneously so polarized as to be mutually reverse in the circumferential direction.
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