Title:
ROLLING DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/178495
Kind Code:
A1
Abstract:
A bearing for a machine tool is lubricated using a grease composition that comprises a base oil and a lithium soap as a thickener, has a worked penetration of 212 to 320, and has a degree of oil separation as specified by JIS K 2220 of 4.0 mass% or less after 24 hours at 100˚C.
Inventors:
TODA YUJIRO (JP)
WATABE ERI (JP)
MARUYAMA TAISUKE (JP)
AMANO RYOSUKE (JP)
SUGITA YOSHIFUMI (JP)
WATABE ERI (JP)
MARUYAMA TAISUKE (JP)
AMANO RYOSUKE (JP)
SUGITA YOSHIFUMI (JP)
Application Number:
PCT/JP2015/064829
Publication Date:
November 26, 2015
Filing Date:
May 22, 2015
Export Citation:
Assignee:
NSK LTD (JP)
International Classes:
C10M117/02; F16C19/16; F16C33/66; C10M117/04; C10N10/02; C10N20/00; C10N30/00; C10N30/06; C10N40/02; C10N50/10
Foreign References:
JP2004108567A | 2004-04-08 | |||
JP2000239689A | 2000-09-05 | |||
JP2007297422A | 2007-11-15 | |||
JPS63108098A | 1988-05-12 |
Other References:
KAGAKU DAIJITEN 2, 30 June 1960 (1960-06-30)
Attorney, Agent or Firm:
Eikoh Patent Firm, P. C. et al. (JP)
Patent business corporation glory patent firm (JP)
Patent business corporation glory patent firm (JP)
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