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:
Oct. 27, 2015
Filed:
Jul. 04, 2008
Tomoyuki Fujikawa, Kobe, JP;
Shigeki Okuno, Kobe, JP;
Eijiro Nakashima, Kobe, JP;
Bando Chemical Industries, Ltd., Kobe-shi, Hyogo, JP;
Abstract
A friction drive belt (B) includes short fibers () and carbon black () both scattered so as to be exposed at a surface of at least a contact part () of a rubber belt body () with a pulley. The short fibers () include short, high modulus fibers made of polymers having a main chain which does not contain an aromatic compound and having an initial tensile resistance, measured according to JIS L 1013, of equal to or greater than 100 cN/dtex, and the carbon black () contain large-particle-diameter carbon black having an iodine absorption, measured according to JIS K 6217-1, of equal to or less than 40 g/Kg, and/or a specific surface area, measured by nitrogen adsorption according to JIS K 6217-2, of equal to or less than 40 m/g.