Title:
CIRCUIT BREAKER
Document Type and Number:
Japanese Patent JP2011018513
Kind Code:
A
Abstract:
To suppress opening of a contact in performing ON operation of an operation handle without deteriorating breaking performance.
In a repulsion type circuit breaker including a first movable contact 13 and a second movable contact 5, a first abutting part 5c is disposed in the second movable contact 5, and a stopper 14 is disposed. The stopper abuts on the first abutting part 5c of the second movable contact 5 to prevent the second movable contact 5 from turning to a contact opening position in an ON state of the circuit breaker, and is tripped from the first abutting part 5c of the second movable contact 5 in an OFF state of the circuit breaker.
Inventors:
ONCHI TOSHIYUKI
ISOZAKI MASARU
WATANABE KAZUYUKI
SATO AKIFUMI
ISOZAKI MASARU
WATANABE KAZUYUKI
SATO AKIFUMI
Application Number:
JP2009161645A
Publication Date:
January 27, 2011
Filing Date:
July 08, 2009
Export Citation:
Assignee:
FUJI ELECTRIC FA COMPONENTS & SYSTEMS CO LTD
International Classes:
H01H71/10; H01H5/06
Domestic Patent References:
| JPS6378426A | 1988-04-08 |
Attorney, Agent or Firm:
Yoichi Matsumoto
Previous Patent: EMITTER ELECTRODE, METHOD FOR MANUFACTURING THE EMITTER ELECTRODE, AND LIGHTING SYSTEM
Next Patent: BLOCKER
Next Patent: BLOCKER