Title:
遮断器
Document Type and Number:
Japanese Patent JP7446205
Kind Code:
B2
Abstract:
To obtain a circuit breaker that can reduce vibration of an enclosure due to collision of a movable element including a plurality of movable conductors with a movable element holder.SOLUTION: A circuit breaker includes a movable element 6 and a movable element holder 7. The movable element 6 includes a plurality of movable conductors 60. The movable element holder 7 rotatably holds the plurality of movable conductors 60 arranged in parallel and has a plurality of collision surfaces 72 that each collides with a corresponding movable conductor of the plurality of movable conductors 60, rotating in a pole opening operation. At least a portion of timing at which each of the plurality of movable conductors 60 collides with a corresponding collision surface of the plurality of collision surfaces 72 is different.SELECTED DRAWING: Figure 6
Inventors:
Kenichi Haruna
Majestic Sagara
Shinichi Masuda
Takumi Fujiwara
Majestic Sagara
Shinichi Masuda
Takumi Fujiwara
Application Number:
JP2020193332A
Publication Date:
March 08, 2024
Filing Date:
November 20, 2020
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
H01H73/02; H01H3/28; H01H3/46; H01H33/65
Domestic Patent References:
| JP6441136A | ||||
| JP61279026A |
Foreign References:
| US20180350545 |
Attorney, Agent or Firm:
Jun Takamura