Title:
ROLLING BEARING
Document Type and Number:
Japanese Patent JP2017067112
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a rolling bearing of high durability, capable of surely preventing charging/discharging inside of the bearing by energization when electric current flows into the rolling bearing from the external.SOLUTION: In a rolling bearing including a metallic inner ring provided with an inner ring raceway surface on an outer peripheral face, a metallic outer ring provided with an outer ring raceway surface on an inner peripheral face, a plurality of metallic rolling elements rollably disposed between the inner ring raceway surface and the outer ring raceway surface, and a cage for disposing the plurality of rolling elements substantially at equal intervals in the circumferential direction, the cage is made of a resin including a conductive substance, and the cage is provided with a first contact portion to be kept into contact with the inner ring, and a second contact portion to be kept into contact with the outer ring.SELECTED DRAWING: Figure 1
Inventors:
IMANISHI KENJI
Application Number:
JP2015190760A
Publication Date:
April 06, 2017
Filing Date:
September 29, 2015
Export Citation:
Assignee:
NSK LTD
International Classes:
F16C33/44; F16C19/06; F16C33/41; F16C33/56