发明名称 |
ELECTROMAGNETIC TRIPPING DEVICE OF CIRCUIT BREAKER |
摘要 |
PROBLEM TO BE SOLVED: To provide an electromagnetic tripping device of a circuit breaker of a structure for which a movable iron core can easily be pivoted on a support member. SOLUTION: An electromagnetic tripping device is structured that a shaft 21a is provided protrusively from each of a pair of support parts 24a and 24b formed on both sides of the central part substantially of a movable iron core 20, and a groove 12 to cause insertion of the shaft 21a is formed in that part of each of a pair of supporting parts 11 of a support member 10, which is located on the side opposite the pulling direction of a return spring 1, and thereby the core 20 can be journaled easily to the support member 10.
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申请公布号 |
JP2001068009(A) |
申请公布日期 |
2001.03.16 |
申请号 |
JP19990239061 |
申请日期 |
1999.08.26 |
申请人 |
MATSUSHITA ELECTRIC WORKS LTD |
发明人 |
TOMITA MITSURU;SONODA KAZUHARU |
分类号 |
H01H73/36;(IPC1-7):H01H73/36 |
主分类号 |
H01H73/36 |
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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