发明名称 |
NON-EXCITATION OPERATION TYPE ELECTROMAGNETIC BRAKE |
摘要 |
PROBLEM TO BE SOLVED: To keep accuracy of a gap between an inner yoke and an outer yoke of a non-excitation operation type electromagnetic brake.SOLUTION: A non-excitation operation type electromagnetic brake (1) disclosed in the present patent application is characterized in that an axial surface of a flange part (51a) of an outer yoke (51) is provided with a ring-like salient (51b) coaxially with a rotating shaft (3) and at the same time an axial surface of a flange part (52a) of an inner yoke (52) is provided with a ring-like salient (52b) coaxially with the rotating shaft while being oppositely faced axially against the salient of the outer yoke, a permanent magnet (55) is arranged to be held between a concavity (51c) formed by the salient of the outer yoke and a concavity (52c) formed by the salient of the inner yoke, and a ring-like gap member (56) made of nonmagnetic material is arranged to be held between the salient of the outer yoke and the salient of the inner yoke. |
申请公布号 |
JP2015165163(A) |
申请公布日期 |
2015.09.17 |
申请号 |
JP20150075858 |
申请日期 |
2015.04.02 |
申请人 |
ORIENTAL MOTOR CO LTD |
发明人 |
KANEKI TOSHIKANE;KOIKE KAZUNORI |
分类号 |
F16D55/28;F16D65/16;H01F7/06;H01F7/16 |
主分类号 |
F16D55/28 |
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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