Title:
回路遮断器
Document Type and Number:
Japanese Patent JP7123006
Kind Code:
B2
Abstract:
To provide a circuit breaker capable of coupling a base and a cover, constituting an enclosure, without using a fastening screw, and inhibiting breakdown of the enclosure due to fastening.SOLUTION: A circuit breaker 1 includes an enclosure 10 having a base 20 and a cover 30, and a wire 50 having spring property and coupling the cover 30 to the base 20. The wire 50 has a first engaging part 51 and a second engaging part 52 formed in a circle, respectively, and a coupling part 53 for coupling the first engaging part 51 and the second engaging part 52. On the lateral wall 21 or the bottom wall of the base 20, at least a part of the outer peripheral surface is formed arcuately, and a first projection 61 where the inner peripheral surface and the outer peripheral surface of the first engaging part 51 come into contact partially is formed. On the lateral wall 31 of the cover 30, at least a part of the outer peripheral surface is formed arcuately, and a second projection 62 where the inner peripheral surface and the outer peripheral surface of the second engaging part 52 come into contact partially is formed.SELECTED DRAWING: Figure 1
Inventors:
Kazumasa Watanabe
Kaju Taichi
Shinichi Okamoto
Takahashi Susumu
Kaju Taichi
Shinichi Okamoto
Takahashi Susumu
Application Number:
JP2019108975A
Publication Date:
August 22, 2022
Filing Date:
June 11, 2019
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
H01H73/06; H01H71/02
Domestic Patent References:
| JP5355674U | ||||
| JP5685986U | ||||
| JP5963618A | ||||
| JP302551Y1 |
Attorney, Agent or Firm:
Takamura Jun