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:
Mar. 10, 2015
Filed:
Jul. 07, 2009
Eijiro Nakashima, Kobe, JP;
Shigeki Okuno, Kobe, JP;
Eijiro Nakashima, Kobe, JP;
Shigeki Okuno, Kobe, JP;
Bando Chemical Industries, Ltd., Kobe-Shi, Hyogo, JP;
Abstract
A power transmission belt () includes: a belt body () including a part () which is in contact with a flat pulley and which is made of a rubber composition containing an ethylene-α-olefin elastomer with an ethylene content of less than or equal to 60% by mass as raw rubber. The rubber composition forming the contact part () with the flat pulley has a storage modulus of 20-60 MPa at 25° C. and a storage modulus of 12 MPa or more at 100° C., short fibers are not blended into the rubber composition, and the grain direction of the rubber composition corresponds to a belt lengthwise direction.