The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 28, 2015
Filed:
Apr. 11, 2012
Applicants:
Akira Nogami, Tokyo, JP;
Terumoto Hayami, Tokyo, JP;
Hiroshi Sampei, Tokyo, JP;
Yukitoshi Fujinami, Ichihara, JP;
Kouji Takane, Ichihara, JP;
Inventors:
Akira Nogami, Tokyo, JP;
Terumoto Hayami, Tokyo, JP;
Hiroshi Sampei, Tokyo, JP;
Yukitoshi Fujinami, Ichihara, JP;
Kouji Takane, Ichihara, JP;
Assignees:
THK CO., LTD., Tokyo, JP;
IDEMITSU KOSAN CO., LTD., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C10M 169/06 (2006.01); C10M 117/04 (2006.01); C10M 137/10 (2006.01); C10M 137/06 (2006.01); C10M 141/12 (2006.01); F16C 33/66 (2006.01); C10M 169/00 (2006.01); C10M 169/02 (2006.01); F16C 19/36 (2006.01); F16C 29/06 (2006.01);
U.S. Cl.
CPC ...
C10M 141/12 (2013.01); C10M 169/00 (2013.01); C10M 169/02 (2013.01); F16C 33/6633 (2013.01); C10M 2203/1006 (2013.01); C10M 2203/1025 (2013.01); C10M 2205/0285 (2013.01); C10M 2207/0406 (2013.01); C10M 2207/126 (2013.01); C10M 2207/1265 (2013.01); C10M 2207/1276 (2013.01); C10M 2207/1285 (2013.01); C10M 2207/2805 (2013.01); C10M 2215/064 (2013.01); C10M 2219/044 (2013.01); C10M 2219/068 (2013.01); C10M 2219/086 (2013.01); C10M 2223/045 (2013.01); C10M 2227/066 (2013.01); C10N 2220/022 (2013.01); C10N 2230/02 (2013.01); C10N 2230/06 (2013.01); C10N 2230/64 (2013.01); C10N 2240/06 (2013.01); C10N 2240/20 (2013.01); C10N 2250/10 (2013.01); F16C 19/362 (2013.01); F16C 29/06 (2013.01);
Abstract
The grease composition for a clean environment includes, a base oil, a thickener and a extreme-pressure agent, in which a kinetic viscosity of the base oil at 40° C. is 100˜300 mm/s, the thickener comprising a lithium complex soap, a content of the thickener is 10˜40 mass % with respect to the total amount of the grease composition.