发明名称 |
Control device having automatic switch opening means and method of making the same |
摘要 |
A control device having an electrical switch and a condition responsive fluid operated unit for opening the switch when the fluid operated unit senses a certain condition. A lever is arranged in the control device to cause the switch to automatically open should the fluid operated unit lose a certain amount of its fluid.
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申请公布号 |
US3898604(A) |
申请公布日期 |
1975.08.05 |
申请号 |
US19740441413 |
申请日期 |
1974.02.11 |
申请人 |
ROBERTSHAW CONTROLS COMPANY |
发明人 |
WEEKES, DONALD F.;SIM, JAMES |
分类号 |
H01H35/26;H01H37/02;(IPC1-7):H01H37/42 |
主分类号 |
H01H35/26 |
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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