| 发明名称 |
Method of making thermal fuse |
| 摘要 |
An electric switch for thermal overload protection includes a meltable pellet containing a pool of mercury which establishes electrical contact between two lead-in wires. When the pellet is heated to its melting point, the mercury becomes unconfined and the circuit is opened.
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| 申请公布号 |
US4090292(A) |
申请公布日期 |
1978.05.23 |
| 申请号 |
US19770794497 |
申请日期 |
1977.05.06 |
| 申请人 |
GTE SYLVANIA INCORPORATED |
发明人 |
HAY, WARREN H.;KIMBALL, STEPHEN F.;MARTIN, ROY C. |
| 分类号 |
H01H37/76;H01H69/02;(IPC1-7):H01H69/02 |
主分类号 |
H01H37/76 |
| 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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