发明名称 |
Ultrasonic vibrator and ultrasonic motor using the ultrasonic vibrator |
摘要 |
In an ultrasonic vibrator in which ultrasonic elliptical vibration is caused at a friction-projection by the simultaneous generation of a first vibration mode and a second vibration mode in a piezoelectric element, the friction-projection is formed by burning so as to be integrated with the piezoelectric element.
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申请公布号 |
US7205703(B2) |
申请公布日期 |
2007.04.17 |
申请号 |
US20040941732 |
申请日期 |
2004.09.15 |
申请人 |
OLYMPUS CORPORATION |
发明人 |
FUNAKUBO TOMOKI;OGINO HEIJI |
分类号 |
B06B1/06;H01L41/08;H01L41/083;H01L41/09;H01L41/187;H01L41/22;H02N2/00 |
主分类号 |
B06B1/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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