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:
Apr. 21, 2015
Filed:
Apr. 22, 2013
Applicant:
Bando Chemical Industries, Ltd., Kobe-shi, JP;
Inventor:
Hiroyuki Shiriike, Kobe, JP;
Assignee:
Bando Chemical Industries, Ltd., Kobe-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16G 5/00 (2006.01); F16G 1/28 (2006.01); F16G 5/20 (2006.01); F16G 1/00 (2006.01); F16G 5/06 (2006.01);
U.S. Cl.
CPC ...
F16G 1/28 (2013.01); F16G 5/06 (2013.01); F16G 5/20 (2013.01);
Abstract
A friction drive belt has a pulley contact portion of a belt body, and at least the pulley contact portion is made of a rubber composition. Numerous pores are formed in a surface of the pulley contact portion of the belt body, and numerous small protrusions having an average height of 4-40 μm are formed to protrude from the surface.