| 发明名称 |
Vibration driven motor |
| 摘要 |
The contact portion of a movable member is endowed with a spring property to thereby effect uniform contact over the entire circumference of the movable member, thereby realizing an ultrasonic motor which is good in efficiency and suffers little from the occurrence of sounds.
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| 申请公布号 |
US5274295(A) |
申请公布日期 |
1993.12.28 |
| 申请号 |
US19920994177 |
申请日期 |
1992.12.18 |
| 申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
TSUKIMOTO, TAKAYUKI;MAENO, TAKASHI |
| 分类号 |
H02N2/00;H01L41/09;H02N2/12;(IPC1-7):H01L41/08 |
主分类号 |
H02N2/00 |
| 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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