Presentation 2006/9/15
An ultrasonic actuator using coupling vibration modes of L-shaped vibrator
Nobuaki KAWASHIMA, Maiko SEKI, Manabu AOYAGI, Minoru ISHIGURO, Hideki TAMURA,
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Abstract(in English) Ordinary ultrasonic actuators have an external preload mechanism using a spring. Support and preload mechanisms of a stator vibrator comprise some component parts. Such a structure prevents to make an ultrasonic actuator compact. The objective of this study is to make a small ultrasonic motor which can be easily miniaturized. Simple preload mechanism and support were realized by forming a stator vibrator and a flat spring for preload on an elastic metal plate bent into L-shape. From trial constructions of an ultrasonic spindle motor, the high-speed revolution of nearly 500rps was obtained.
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Keyword(in English) ultrasonic actuator / preload mechanism / miniaturization / spindle motor
Paper # US2006-46
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Conference Date 2006/9/15(1days)
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Registration To Ultrasonics (US)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An ultrasonic actuator using coupling vibration modes of L-shaped vibrator
Sub Title (in English)
Keyword(1) ultrasonic actuator
Keyword(2) preload mechanism
Keyword(3) miniaturization
Keyword(4) spindle motor
1st Author's Name Nobuaki KAWASHIMA
1st Author's Affiliation Muroran Institute of Technology()
2nd Author's Name Maiko SEKI
2nd Author's Affiliation Muroran Institute of Technology
3rd Author's Name Manabu AOYAGI
3rd Author's Affiliation Muroran Institute of Technology
4th Author's Name Minoru ISHIGURO
4th Author's Affiliation Fujinon Corporation
5th Author's Name Hideki TAMURA
5th Author's Affiliation Faculty of Engineering, Yamagata University
Date 2006/9/15
Paper # US2006-46
Volume (vol) vol.106
Number (no) 251
Page pp.pp.-
#Pages 6
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