Piezoelectric motor, drive unit, electronic part transfer apparatus, electronic part inspection apparatus, robot, and printer

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United States of America Patent

PATENT NO 9331263
APP PUB NO 20130140952A1
SERIAL NO

13693421

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A piezoelectric motor includes a piezoelectric element, an oscillating plate including the piezoelectric element, a driving projection provided at an end of the oscillating plate, and a driven member driven by the driving projection coming into abutment therewith and is characterized in that Young's modulus E1 of the driving projection and Young's modulus E2 of the driven member are different.

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Patent Owner(s)

Patent OwnerAddress
SEIKO EPSON CORPORATION1-6 SHINJUKU 4-CHOME SHINJUKU-KU TOKYO 1608801

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kamijo, Koichi Matsumoto, JP 73 491
Tsuchiya, Kazuhiro Azumino, JP 17 425

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