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Patent Searching and Data


Title:
回路遮断器
Document Type and Number:
Japanese Patent JP5108122
Kind Code:
B2
Abstract:
A circuit breaker comprises a magnetic trip mechanism (34) configured to provide a first mechanical driving force, a low voltage trip mechanism (36) configured to provide a second mechanical driving force, a first micro switch (32) configured to generate and output a first trip signal indicating that the circuit breaker has performed a trip operation due to the occurrence of a fault current on a circuit, a second micro switch (38) configured to generate and output a second trip signal indicating that the circuit breaker has performed a trip operation due to the occurrence of a low voltage on the circuit, a first driving force transmission mechanism (31, 33) configured to transmit the first mechanical driving force from the magnetic trip mechanism to the first micro switch, and a second driving force transmission mechanism (37, 39) configured to transmit the second mechanical driving force from the low voltage trip mechanism to the second micro switch.

Inventors:
Song Jung Man
Application Number:
JP2011012966A
Publication Date:
December 26, 2012
Filing Date:
January 25, 2011
Export Citation:
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Assignee:
LSIS CO., LTD
International Classes:
H01H83/12; H01H73/02
Domestic Patent References:
JP6338246A
JP4047628A
JP5120978A
JP55163740A
JP5534341U
JP6482429A
JP1236536A
JP2004200168A
JP6139914A
JP2007220526A
JP6236726A
Attorney, Agent or Firm:
Atsushi Aoki
Jun Tsuruta
Tomohiro Minamiyama
Akira Kawai
Kenichi Nakamura