Title:
CIRCUIT BREAKER
Document Type and Number:
WIPO Patent Application WO/2013/108291
Kind Code:
A1
Abstract:
In order to provide a circuit breaker such that a permanent magnet for driving an arc at the time of cutoff is not exposed to the high heat of the arc, the present invention is provided with: a base (11); power-source-side terminals (24) that are arrayed leaving spaces therebetween on the base (11); affixed terminals (27) connected to the power-source-side terminals (24) and having affixed contacts (21); mobile terminals (23) having mobile contacts (22) that contact and separate from the affixed contacts (21); an arc extinguishing device (50) that extinguishes the arc arising between the affixed contacts (21) and the mobile contacts (22); and a permanent magnet (54) provided on the power-source-side terminal (24) side of the arc extinguishing device (50).
Inventors:
MIYOSHI NOBUO (JP)
FUSHIMI MASAHIRO (JP)
KOHI YUTA (JP)
SHIRAFUJI SHOICHI (JP)
FUSHIMI MASAHIRO (JP)
KOHI YUTA (JP)
SHIRAFUJI SHOICHI (JP)
Application Number:
PCT/JP2012/000261
Publication Date:
July 25, 2013
Filing Date:
January 18, 2012
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
MIYOSHI NOBUO (JP)
FUSHIMI MASAHIRO (JP)
KOHI YUTA (JP)
SHIRAFUJI SHOICHI (JP)
MIYOSHI NOBUO (JP)
FUSHIMI MASAHIRO (JP)
KOHI YUTA (JP)
SHIRAFUJI SHOICHI (JP)
International Classes:
H01H73/18; H01H9/44
Foreign References:
| JP2001266729A | 2001-09-28 | |||
| JPS5484568U | 1979-06-15 | |||
| JPS58188917U | 1983-12-15 | |||
| JPS6072130A | 1985-04-24 |
Attorney, Agent or Firm:
TAKAHASHI, Shogo et al. (JP)
Shogo Takahashi (JP)
Shogo Takahashi (JP)
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Claims: