发明名称 |
CIRCUIT BREAKER WITH BLOW OPEN LATCH |
摘要 |
An electric circuit breaker with blow open contact arm characterized by a pair of separable contacts one of which is mounted on a contact arm that is rotatably mounted on mounting bracket. The contacts maintain a repulsion magnetic force which operates to separate the contacts when a predetermined current overload occurs. A trip mechanism is connected to the mounting bracket or automatic opening of the contacts in response to a predetermined current overload condition. The contact arm comprising a cam and the mounting bracket comprising a cooperable cam follower whereby the contact arm is movable to an open contact independently of the mounting bracket. |
申请公布号 |
ZA8606662(B) |
申请公布日期 |
1987.04.29 |
申请号 |
ZA19860006662 |
申请日期 |
1986.09.02 |
申请人 |
WESTINGHOUSE ELECTRIC CORPORATION |
发明人 |
GLENN ROBERT THOMAS;JERE LEE MCKEE |
分类号 |
H01H73/40;H01H77/10 |
主分类号 |
H01H73/40 |
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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