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:

Jul. 20, 2017
Applicant:

Mitsuboshi Belting Ltd., Kobe, JP;

Inventors:

Kazuhito Yanagihara, Hyogo, JP;

Tsuyoshi Nashiro, Hyogo, JP;

Susumu Takaba, Hyogo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16G 5/08 (2006.01); C08L 11/00 (2006.01); C08J 5/12 (2006.01); C09J 7/35 (2018.01); B32B 7/022 (2019.01); B32B 25/14 (2006.01); B32B 25/04 (2006.01); F16G 5/20 (2006.01); F16G 5/22 (2006.01);
U.S. Cl.
CPC ...
F16G 5/08 (2013.01); B32B 7/022 (2019.01); B32B 25/042 (2013.01); B32B 25/14 (2013.01); C08J 5/128 (2013.01); C08L 11/00 (2013.01); C09J 7/35 (2018.01); F16G 5/20 (2013.01); F16G 5/22 (2013.01); B32B 2307/536 (2013.01); B32B 2413/00 (2013.01); B32B 2433/04 (2013.01); C08J 2311/00 (2013.01); C08J 2411/00 (2013.01); C09J 2411/00 (2013.01); C09J 2411/008 (2013.01); Y10T 428/24983 (2015.01);
Abstract

A power transmission V-belt includes a tension member, an adhesion rubber layer in which at least part of the tension member is embedded, and a tension rubber layer and a compression rubber layer stacked via the adhesion rubber layer. A rubber hardness of the tension rubber layer is smaller than a rubber hardness of the compression rubber layer. In the adhesion rubber layer, a rubber hardness on a tension rubber layer side relative to the tension member is smaller than a rubber hardness on a compression rubber layer side.


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