Vibrating body for vibration wave drive device and method of producing vibrating body for vibration wave drive device
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United States of America Patent
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Oct 6, 2015
Grant Date -
Jan 17, 2013
app pub date -
Sep 13, 2012
filing date -
May 8, 2009
priority date (Note) -
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Abstract
Provided is a method of producing a vibrating body for a vibration wave drive device using a vibrator in which an electromechanical energy conversion element is joined to a vibrating body having a plurality of protruding portions, the method including a first step and a second step. In the first step, an elastic material having a plurality of protruding portions is produced. In the second step, a pressure in a direction opposite to a protruding direction of the protruding portions of the elastic material is applied to press at least parts of the protruding portions to reduce slits between the protruding portions adjacent to each other.
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