Title:
引外し装置及び回路遮断器
Document Type and Number:
Japanese Patent JP7407565
Kind Code:
B2
Abstract:
To provide a tripping device to which a spring can be easily attached and a circuit breaker including the same.SOLUTION: A tripping device 100 includes a magnetic attraction unit 130 that generates a magnetic force when an overcurrent is generated, a movable electromagnetic piece 140 that operates by the magnetic force generated by the magnetic attraction unit 130, and a spring 170 that urges the movable electromagnetic piece 140 in a direction away from the magnetic attraction unit 130. The spring 170 is held in a state of being sandwiched between the magnetic attraction unit 130 and the movable electromagnetic piece 140.SELECTED DRAWING: Figure 2
Inventors:
Hiroaki Kato
Yuta Yamanaka
Yuta Yamanaka
Application Number:
JP2019204723A
Publication Date:
January 04, 2024
Filing Date:
November 12, 2019
Export Citation:
Assignee:
Kawamura Electric Co., Ltd.
International Classes:
H01H73/36
Domestic Patent References:
| JP2014116241A | ||||
| JP60070626A | ||||
| JP50013237Y1 |
Attorney, Agent or Firm:
Yoshiki Ishida