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 (JP)
WATANABE KAZUMASA (JP)
WATANABE KAZUMASA (JP)
Application Number:
PCT/JP2010/072661
Publication Date:
June 21, 2012
Filing Date:
December 16, 2010
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
HIGAKI JUNICHI (JP)
WATANABE KAZUMASA (JP)
HIGAKI JUNICHI (JP)
WATANABE KAZUMASA (JP)
International Classes:
H01H71/10
Domestic Patent References:
| WO2004049365A1 | 2004-06-10 |
Foreign References:
| JP2009252404A | 2009-10-29 | |||
| JPH0389278U | 1991-09-11 | |||
| JPH04269418A | 1992-09-25 | |||
| JPS58113928U | 1983-08-04 | |||
| JPH0950739A | 1997-02-18 | |||
| JPH10223115A | 1998-08-21 |
Other References:
See also references of EP 2654064A4
Attorney, Agent or Firm:
OIWA Masuo et al. (JP)
Masuo Oiwa (JP)
Masuo Oiwa (JP)
Download PDF:
Claims:
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