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:
Sep. 07, 2021
Filed:
Mar. 02, 2020
Applicant:
Idemitsu Kosan Co., Ltd., Chiyoda-ku, JP;
Inventor:
Toshiaki Iwai, Chiba, JP;
Assignee:
IDEMITSU KOSAN CO., LTD., Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C10M 169/04 (2006.01); C10M 137/08 (2006.01); C10M 159/00 (2006.01); C10M 133/06 (2006.01); C10M 133/12 (2006.01); C10M 141/10 (2006.01); C10M 129/70 (2006.01); C10N 10/04 (2006.01); C10N 30/04 (2006.01); C10N 30/06 (2006.01); C10N 30/00 (2006.01); C10N 40/04 (2006.01);
U.S. Cl.
CPC ...
C10M 169/045 (2013.01); C10M 129/70 (2013.01); C10M 133/06 (2013.01); C10M 133/12 (2013.01); C10M 137/08 (2013.01); C10M 141/10 (2013.01); C10M 159/00 (2013.01); C10M 2207/262 (2013.01); C10M 2207/284 (2013.01); C10M 2215/04 (2013.01); C10M 2215/06 (2013.01); C10M 2219/046 (2013.01); C10M 2223/04 (2013.01); C10M 2223/043 (2013.01); C10M 2223/049 (2013.01); C10N 2010/04 (2013.01); C10N 2030/04 (2013.01); C10N 2030/06 (2013.01); C10N 2030/52 (2020.05); C10N 2030/76 (2020.05); C10N 2040/045 (2020.05);
Abstract
Disclosed is a lubricating oil composition capable of inhibiting vibrations or noises generated between a pulley and a chain or between a pulley and a belt in a CVT or the like, while increasing an intermetallic friction coefficient, the composition containing a base oil, an alkaline earth metal-based detergent (A), a phosphite ester (B1), a phosphate ester amine salt (B2), an acidic phosphate ester (B3), an aliphatic monoamine (C1), and an aromatic monoamine (C2).