Linear vibration-wave motor
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United States of America Patent
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Feb 13, 2018
Issued Date -
N/A
app pub date -
Jan 13, 2015
filing date -
Jan 16, 2014
priority date (Note) -
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Abstract
A linear vibration-wave motor being configured to apply a driving force to a lens barrel of an optical device includes a vibrator being operable to excite a vibration, a member to be contacted contacting the vibrator, the vibrator being arranged to move in a direction of the driving force with respect to the member to be contacted upon exciting the vibration, a vibrator support being fixed to the lens barrel and configured to support the vibrator, a pressurization member being operable to press the vibrator against the member to be contacted, a unit cover member including an opening extending in the direction of the driving force, and a unit base member having fixed thereto the member to be contacted and the unit cover member. The pressurization member is detachable from the vibrator support via the opening.
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