发明名称 |
Electric circuit interrupting apparatus |
摘要 |
An electric circuit interrupter arranged to interrupt overload currents and having a pair of relatively movable normally closed disconnect contacts is associated with an electric circuit interrupter arranged to interrupt load currents and having a pair of relatively movable normally closed contacts forming a parallel circuit to the disconnect contacts only during opening of said disconnect contacts so as to prevent arcing at said disconnect contacts during opening thereof.
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申请公布号 |
US4412202(A) |
申请公布日期 |
1983.10.25 |
申请号 |
US19810303504 |
申请日期 |
1981.09.18 |
申请人 |
KEARNEY-NATIONAL, INC. |
发明人 |
RUSSELL, WILLIAM H.;BALL, ROBERT D. |
分类号 |
H01H9/10;H01H31/12;H01H33/12;(IPC1-7):H01H71/20 |
主分类号 |
H01H9/10 |
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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