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US 11,189,994 B2Granted
Circuit breaker
AssigneeLsis Co., Ltd.
InventorMoonsub Lee
Life of this patent
Estimating the term…
Abstract
The present disclosure relates to a circuit breaker equipped with an energy release device of a switching mechanism, and particularly, to a circuit breaker equipped with an energy release device that allows energy of a closing spring of a switching mechanism to be automatically discharged at the time of a withdrawal operation.
Claims15
A circuit breaker including a breaker body with a closing latch for a circuit closing operation and a trip latch for a trip operation, and a cradle that performs insertion/withdrawal movements inside a breaker chamber in a state of carrying the breaker body thereon, comprising:
- an interlock operation rail installed at the bottom of the breaker chamber and set with disconnected, test and connected positions, and
- an interlock member installed at the breaker body and configured to operate the closing latch and trip latch at positions other than the disconnected, test and connected positions while moving up and down by interlocking with the relative motion of the interlock operation rail,
- wherein the cradle has a rail groove which allows the interlock operation rail to operate thereon.
Dependencies are inferred from the claim text.