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.

Date of Patent:
Aug. 23, 2022

Filed:

Sep. 28, 2016
Applicants:

Jtekt Corporation, Osaka, JP;

Kyodo Yushi Co., Ltd., Fujisawa, JP;

Inventors:

Koji Yoshizaki, Osaka, JP;

Hiroshi Inukai, Osaka, JP;

Yoichiro Sankai, Osaka, JP;

Shinji Yamane, Osaka, JP;

Hideo Shibata, Osaka, JP;

Hirofumi Inoue, Osaka, JP;

Ryuji Nakata, Osaka, JP;

Junichi Imai, Kanagawa, JP;

Yutaka Imai, Kanagawa, JP;

Ryosuke Saito, Kanagawa, JP;

Yuta Sato, Kanagawa, JP;

Assignees:

JTEKT CORPORATION, Osaka, JP;

KYODO YUSHI CO., LTD., Fujisawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 169/04 (2006.01); C10M 169/00 (2006.01); C10M 115/08 (2006.01); C10M 137/08 (2006.01); C10M 159/24 (2006.01); C10M 143/02 (2006.01); C10M 169/06 (2006.01); C10M 137/00 (2006.01); C10M 143/00 (2006.01); C10N 10/04 (2006.01); C10N 20/02 (2006.01); C10N 40/02 (2006.01); C10N 50/10 (2006.01);
U.S. Cl.
CPC ...
C10M 169/00 (2013.01); C10M 115/08 (2013.01); C10M 137/08 (2013.01); C10M 143/02 (2013.01); C10M 159/24 (2013.01); C10M 169/06 (2013.01); C10M 137/00 (2013.01); C10M 143/00 (2013.01); C10M 2205/14 (2013.01); C10M 2215/1026 (2013.01); C10M 2223/043 (2013.01); C10N 2010/04 (2013.01); C10N 2020/02 (2013.01); C10N 2040/02 (2013.01); C10N 2050/10 (2013.01);
Abstract

A grease composition includes a base oil, a thickener, and an additive. The base oil contains a synthetic oil. The thickener contains a compound having a urea group. The additive contains a phosphoric compound, a calcium-based compound, and a hydrocarbon-based wax. A hub unit includes the grease composition enclosed therein.


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