Double break contact system for moulded case circuit breakers
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United States of America Patent
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Nov 29, 2016
Grant Date -
Mar 19, 2015
app pub date -
Sep 11, 2012
filing date -
Mar 28, 2012
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The invention relates to an improved double break contact system for use in moulded case circuit breakers. The system comprises shaft means (8), fixed contact means (1 and 2) and moving contact means (3) mounted on shaft means (8), spring means (4) operatively mounted on the shaft means (8), holder means (5) securing said spring means (4) wherein holder means being rotatably mounted on the shaft means in a manner that rotation of the shaft means in operation rotates said holder means. The spring means is adapted to provide force opposing the electromagnetic.
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