Circuit-breaker, in particular for low voltages
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United States of America Patent
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Oct 28, 2014
Grant Date -
Aug 9, 2012
app pub date -
Oct 6, 2010
filing date -
Oct 15, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
A circuit breaker is disclosed, in particular for low voltages, having a switch shaft and a contact lever rotationally mounted and extending transverse to the longitudinal axis of the switch shaft and protruding out of the switch shaft, the shaft carrying a movable contact on a side of the outer contour of the contact piece, and including a recess on the opposite side of the outer contour thereof for suspending a pin having a force applied thereto on both sides of the contact lever by way of one spring each, each applying a torque to the contact lever in the closing direction. The two springs each include a cover element extending along the spring and each disposed between the spring and the arc formed between the contact pieces when the circuit breaker is opened.
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