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US 9,287,073 B2Granted
Circuit breaker
AssigneeLsis Co., Ltd.
InventorBong Yun Jang
Life of this patent
Estimating the term…
Abstract
Disclosed is a circuit breaker. The circuit breaker includes an arc exhaust port for exhausting an arc generated in the inner box; an outer box receiving the inner box and including an arc passage for exhausting the arc from the exhaust port to an outside; and an arc guide part for guiding the arc from the arc exhaust port into the arc passage, wherein the arc guide part includes: an upper guide; a lower guide spaced apart from the upper guide; and a connecting part connecting the upper and lower guides to each other in a longitudinal direction.
Claims11
A circuit breaker comprising:
- an inner box including an arc exhaust port for exhausting an arc generated in the inner box;
- an outer box receiving the inner box and including an arc passage for exhausting the arc from the exhaust port to an exterior;
- and
- an arc guide part for guiding the arc from the arc exhaust port into the arc passage;
- wherein the arc guide part comprises:
- an upper guide;
- a lower guide spaced apart from the upper guide;
- a connecting part connecting the upper and lower guides to each other in a longitudinal direction;
- a first guide protrusion and a second guide protrusion formed on the lower guide;
- a guide groove formed on the upper guide;
- and
- at least one partition part formed on the lower guide, wherein a first partition part of the at least one partition part is disposed between the first and second guide protrusions and protrudes from the lower guide at a predetermined height such that the arc exhausted from the arc exhaust port is partitioned.
9 more elements
Dependencies are inferred from the claim text.