发明名称 |
Watt-hour meter with fiber optics tamper detector |
摘要 |
A watt-hour meter tamper detector characterized by a fiber optic link that extends between a microprocessor of a load management terminal and mounting means for maintaining a watt-hour meter cover intact, and which fiber optic link signals an attempted opening of the mounting ring to the microprocessor when the fiber optic link is severed.
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申请公布号 |
US4571691(A) |
申请公布日期 |
1986.02.18 |
申请号 |
US19830466808 |
申请日期 |
1983.02.16 |
申请人 |
WESTINGHOUSE ELECTRIC CORP. |
发明人 |
KENNON, JERRY M. |
分类号 |
G01R11/24;G08B13/12;(IPC1-7):G08B21/00;G01R21/06 |
主分类号 |
G01R11/24 |
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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