Title:
CIRCUIT BREAKER SWITCHING MECHANISM
Document Type and Number:
Japanese Patent JP2020009767
Kind Code:
A
Abstract:
To provide a circuit breaker switching mechanism that reduces the friction between the mounting portions of a crossbar and a case and maximizes the breaking performance.SOLUTION: A circuit breaker switching mechanism according to an embodiment of the present invention includes a case, a handle rotatably coupled to a side plate fixed to the case, a U pin coupled to a lower portion of the handle, a lever coupled to the U pin to move, and a crossbar that is provided so as to be vertically movable in a mounting portion protruding from the case, and that moves in response to the contact pressure of the lever, and a pressure contact portion formed in a curved surface is provided on the lower surface of the lever, and the crossbar is pushed vertically downward at the time of shut-off.SELECTED DRAWING: Figure 7
Inventors:
LIM JEONGJAE
OH KIHWAN
OH KIHWAN
Application Number:
JP2019127523A
Publication Date:
January 16, 2020
Filing Date:
July 09, 2019
Export Citation:
Assignee:
LSIS CO LTD
International Classes:
H01H21/36; H01H3/46; H01H73/24
Attorney, Agent or Firm:
Hiroyuki Nagai
Yukitaka Nakamura
Satoru Asakura
Takeshi Sekine
Sanami Daigo
Yukitaka Nakamura
Satoru Asakura
Takeshi Sekine
Sanami Daigo