Circuit breaker with adjustable spring assembly biasing
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United States of America Patent
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Dec 20, 2011
Grant Date -
Oct 14, 2010
app pub date -
Apr 8, 2009
filing date -
Apr 8, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
An adjustable carrier assembly is provided for an electrical switching apparatus such as, for example, a circuit breaker. The adjustable carrier assembly includes a carrier body having a first carrier member and a second carrier member pivotably coupled to the first carrier member. An adjustment mechanism is coupled to the carrier body, and a plurality of springs is disposed between the adjustment mechanism and the second carrier member. The springs apply a bias force on the second carrier member, and the adjustment mechanism is adjustable with respect to the carrier body in order to adjust the bias force.
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