Operating mechanism for high-voltage circuit-breakers
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United States of America Patent
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Sep 28, 1999
Grant Date -
N/A
app pub date -
Mar 21, 1997
filing date -
Mar 22, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Operating mechanism for actuating an operating rod (13) of a circuit-breaker including at least one interrupter chamber filled with a pressurized dielectric gas, said operating mechanism using a tripping spring (21) held charged when the circuit-breaker is closed by a selectively operable tripping abutment (23). The operating mechanism has a resetting member formed by a member (34) moving through a wall of a sealed and closed enclosure (32) communicating with the pressurized interrupter chamber.
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