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Patent Searching and Data


Title:
CIRCUIT BREAKER
Document Type and Number:
WIPO Patent Application WO/2012/081105
Kind Code:
A1
Abstract:
[Problem] To obtain a compact, high-performance circuit breaker in which the force of the opening/closing mechanism is transmitted with high efficiency. [Solution] The circuit breaker according to the present invention comprises a link rotor for engaging a roller provided to a shaft of a rotor for holding a movable contact. When the link rotor rotates concurrently with the motion of a second link, the roller is pushed while being rotated by the engaging part, and the rotor is rotated through the intermediary of the shaft, whereby the movable contact is rotated and a movable contact point fixed to the movable contact is moved into contact with to or away from a fixed contact point.

Inventors:
HIGAKI Junichi (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
桧垣 潤一 (〒10 東京都千代田区丸の内二丁目7番3号 三菱電機株式会社内 Tokyo, 〒1008310, JP)
Application Number:
JP2010/072661
Publication Date:
June 21, 2012
Filing Date:
December 16, 2010
Export Citation:
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Assignee:
Mitsubishi Electric Corporation (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
三菱電機株式会社 (〒10 東京都千代田区丸の内二丁目7番3号 Tokyo, 〒1008310, JP)
HIGAKI Junichi (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
International Classes:
H01H71/10
Domestic Patent References:
WO2004049365A1
Foreign References:
JP2009252404A
JPH0389278U
JPH04269418A
JPS58113928U
JPH0950739A
JPH10223115A
Other References:
See also references of EP 2654064A1
Attorney, Agent or Firm:
OIWA Masuo et al. (35-8, Minamimukonoso 3-chome Amagasaki-sh, Hyogo 33, 〒6610033, JP)
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Claims: