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)
YAMAMOTO DAIKI (JP)
TAKATA SHINTARO (JP)
Application Number:
PCT/JP2019/031216
Publication Date:
March 26, 2020
Filing Date:
August 07, 2019
Export Citation:
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:
WO2018061134A1 | 2018-04-05 | |||
WO2013046598A1 | 2013-04-04 | |||
WO2012036076A1 | 2012-03-22 |
Foreign References:
JPH10169657A | 1998-06-23 | |||
JP2008239687A | 2008-10-09 | |||
JP2011001517A | 2011-01-06 | |||
JP2016196553A | 2016-11-24 | |||
JPH10130682A | 1998-05-19 | |||
JP2010084142A | 2010-04-15 | |||
JP2008214606A | 2008-09-18 | |||
JP2003239954A | 2003-08-27 |
Attorney, Agent or Firm:
HANABUSA PATENT & TRADEMARK OFFICE (JP)
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