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Title:
SLIP RING DEVICE
Document Type and Number:
Japanese Patent JP2015022942
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To suppress increase in electric resistance at the contact part of a brush and a rotary ring, even after long time use.SOLUTION: A slip ring device 100 includes a conductive brush 101 having an abutting portion 111. Furthermore, the slip ring device 100 has an abutted portion 112 formed over the circumferential direction (arrow C direction), and includes a conductive rotating ring 102 that is electrically connected to the brush 101 when rotating relatively to the brush 101, and the abutting portion 111 comes into contact with the abutted portion 112. At least one of the abutting portion 111 and abutted portion 112 is formed so that a portion where the abutting portion 111 comes into contact with the abutted portion 112 is increased, when the thickness is reduced due to wear.

Inventors:
YOSHIZAWA AKITAKA
Application Number:
JP2013151082A
Publication Date:
February 02, 2015
Filing Date:
July 19, 2013
Export Citation:
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Assignee:
CANON KK
International Classes:
H01R39/00
Attorney, Agent or Firm:
近島 One husband
Takashi Ota



 
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