发明名称 |
Electromagnetic device |
摘要 |
An electromagnetic device comprising a fixed yoke and a rotatable armature is disclosed. The yoke and armature of the device are mounted on a common shaft, and also the lower surface of the yoke and the upper surface of the armature slidingly contact with each other.
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申请公布号 |
US4282503(A) |
申请公布日期 |
1981.08.04 |
申请号 |
US19790070801 |
申请日期 |
1979.08.29 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
SHIMIZU, MASAMI;AIZAWA, HIROSHI |
分类号 |
H01F7/08;H01F7/14;(IPC1-7):H01F7/08 |
主分类号 |
H01F7/08 |
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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