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:
Nov. 25, 2025

Filed:

Mar. 28, 2023
Applicants:

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

Oiles Corporation, Fujisawa, JP;

Inventors:

Kota Sasaki, Fujisawa, JP;

Daisuke Tsutsui, Yokohama, JP;

Shuichi Yamaguchi, Fujisawa, JP;

Assignees:

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

OILES CORPORATION., Fujisawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 169/00 (2006.01); B62D 3/12 (2006.01); C10M 107/02 (2006.01); C10M 115/08 (2006.01); C10M 135/10 (2006.01); C10M 135/18 (2006.01); C10M 159/06 (2006.01); C10M 163/00 (2006.01); F16H 57/04 (2010.01); C10N 20/02 (2006.01); C10N 30/06 (2006.01); C10N 50/10 (2006.01);
U.S. Cl.
CPC ...
C10M 169/00 (2013.01); B62D 3/123 (2013.01); C10M 107/02 (2013.01); C10M 115/08 (2013.01); C10M 135/10 (2013.01); C10M 135/18 (2013.01); C10M 159/06 (2013.01); C10M 163/00 (2013.01); F16H 57/0464 (2013.01); C10M 2203/10 (2013.01); C10M 2205/0206 (2013.01); C10M 2215/1026 (2013.01); C10M 2219/044 (2013.01); C10M 2219/068 (2013.01); C10N 2020/02 (2013.01); C10N 2030/06 (2013.01); C10N 2050/10 (2013.01); F16H 57/0495 (2013.01);
Abstract

A grease composition includes a urea-based thickener; a synthetic hydrocarbon oil and/or a mineral oil as a base oil, a kinematic viscosity of the base oil at 100° C. being 4 to 40 mm/s; and 1 to 10% by mass of a montan wax, 1 to 5% by mass of a molybdenum-based extreme pressure agent, and 1 to 5% by mass of a sulfonate-based compound as additives, and the grease composition has a consistency of 310 to 430. The grease composition is for use in lubrication between a metal member and a metal member and lubrication between a metal member and a resin member.


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