Communications: electrical – Condition responsive indicating system – Specific condition
Patent
1997-07-31
1999-07-13
Wu, Daniel J.
Communications: electrical
Condition responsive indicating system
Specific condition
335 17, 361115, 200400, 200401, G08B 2100
Patent
active
059232617
ABSTRACT:
An air circuit breaker bell alarm accessory interacts with the circuit breaker contact position indicator to provide local and remote indication of the occurrence of a circuit interruption. A drive pin extending from the bottom of the accessory interacts with a slot on the contact position indicator lever to reset the bell alarm accessory when the circuit breaker contacts are in the process of being closed.
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U.S. application GE Docket #41PR-7417, R. N. Castonguay, "Contact Position Indicator for an Industrial-Rated Circuit Breaker",filed Jun. 19, 1997.
U.S. application GE Docket #41PR-7418, R.N. Castonguay & D.A. Robarge, "Circuit Breaker Bell Alarm Accessory With Lockout", filed Jun. 19, 1997.
Castonguay Roger N.
Robarge Dean A.
General Electric Company
Horton Carl B.
Huang Sihong
Wu Daniel J.
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