ROTATING PIEZOELECTRIC MOTOR FOR DISCS
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United States of America Patent
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Sep 12, 2019
app pub date -
Feb 14, 2019
filing date -
Mar 9, 2018
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Abstract
A rotating piezoelectric motor including a piezoelectric actuator including a resonator having a pair of arms connected at one of their ends in a connection area, the other two ends being referred to as ‘free’, a passive element able to be driven in rotation by the friction of the free ends on the passive element, the passive element including a disc and a rim extending from the periphery of the disc, the rim passing between the free ends of the arms.
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