Title:
回路遮断器
Document Type and Number:
Japanese Patent JP7130315
Kind Code:
B2
Abstract:
To provide a circuit breaker in which a projection is suppressed from being broken without performing special curved surface processing around a pore for the caulking of an arc runner.SOLUTION: A circuit breaker includes a fixed contactor 2 including a projection 21 and an arc runner 3 guiding an arc generated in separation of a fixed contact and a movable contact to an arc extinguishing device, the fixed contactor 2 and the arc runner 3 being fixed by the projection 21 inserted into a pore 31 provided to the arc runner 3. The circuit breaker is provided with a groove 22 around the projection 21 of the fixed contactor 2.SELECTED DRAWING: Figure 8
Inventors:
Hiroyuki Okamura
Application Number:
JP2017121897A
Publication Date:
September 05, 2022
Filing Date:
June 22, 2017
Export Citation:
Assignee:
Nitto Kogyo Co., Ltd.
International Classes:
H01H73/18; H01H33/20
Domestic Patent References:
| JP62009341U | ||||
| JP11162276A | ||||
| JP11059688A | ||||
| JP5092163U |
Attorney, Agent or Firm:
Patent Attorney Corporation Kusunoki Patent Office
Previous Patent: Creditworthiness judgment system, creditworthiness judgment method and program
Next Patent: Curable polyorganosiloxane composition
Next Patent: Curable polyorganosiloxane composition