Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ROLLING BEARING IN WHICH GREASE COMPOSITION IS USED
Document Type and Number:
WIPO Patent Application WO/2020/059346
Kind Code:
A1
Abstract:
[Problem] To provide a rolling bearing having exceptional fretting wear resistance. [Solution] A rolling bearing in which a grease composition is encapsulated, wherein: the rolling bearing is equipped with an inner ring, an outer ring, a plurality of spheres, and a retainer; and the grease composition contains a polyalphaolefin, an alicyclic-aliphatic diurea compound, at least one of triphenoxyphosphine sulfide and tricresyl phosphate, and at least one of overbased calcium sulfonate and barium sulfonate.

Inventors:
ASAI YUSUKE (JP)
YAMAMOTO DAIKI (JP)
TAKATA SHINTARO (JP)
Application Number:
PCT/JP2019/031216
Publication Date:
March 26, 2020
Filing Date:
August 07, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MINEBEA MITSUMI INC (JP)
International Classes:
C10M169/00; C10M107/02; C10M115/08; C10M135/10; C10M137/04; C10M137/10; C10N10/04; C10N30/00; C10N30/06; C10N40/02; C10N50/10; F16C19/06; F16C33/66
Domestic Patent References:
WO2018061134A12018-04-05
WO2013046598A12013-04-04
WO2012036076A12012-03-22
Foreign References:
JPH10169657A1998-06-23
JP2008239687A2008-10-09
JP2011001517A2011-01-06
JP2016196553A2016-11-24
JPH10130682A1998-05-19
JP2010084142A2010-04-15
JP2008214606A2008-09-18
JP2003239954A2003-08-27
Attorney, Agent or Firm:
HANABUSA PATENT & TRADEMARK OFFICE (JP)
Download PDF:



 
Previous Patent: TIRE

Next Patent: ELECTRONIC CONTROL DEVICE