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Title:
GREASE COMPOSITION AND SPLINE TELESCOPIC SHAFT
Document Type and Number:
WIPO Patent Application WO/2016/104010
Kind Code:
A1
Abstract:
This grease composition is used in a spline telescopic shaft that includes an inner shaft and an outer shaft spline-fitted to each other and extends and retracts by relative movement of the inner shaft and the outer shaft in an axial direction. The grease composition has a viscosity index of 190 or lower and includes: base oil having a kinematic viscosity of 200 mm2/s or higher at 40°C; and zinc stearate.

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Inventors:
MIYAKE KAZUNORI (JP)
NAKATA RYUJI (JP)
Application Number:
PCT/JP2015/082817
Publication Date:
June 30, 2016
Filing Date:
November 24, 2015
Export Citation:
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Assignee:
JTEKT CORP (JP)
International Classes:
C10M169/04; C10M107/02; C10M129/40; C10M171/02; F16D3/06; C10M101/02; C10M105/18; C10M105/32; C10M105/50; C10N10/04; C10N20/02; C10N30/06; C10N50/10
Domestic Patent References:
WO2007069659A12007-06-21
WO2010044259A12010-04-22
WO2013031705A12013-03-07
Foreign References:
JP2012102191A2012-05-31
Attorney, Agent or Firm:
UENO, HIDEKI (JP)
Ueno Hideki (JP)
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