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:
Sep. 21, 2010
Filed:
Jul. 11, 2007
Yousuke Ishida, Shizuoka, JP;
Akifumi Oishi, Shizuoka, JP;
Yousuke Ishida, Shizuoka, JP;
Akifumi Oishi, Shizuoka, JP;
Yamaha Hatsudoki Kabushiki Kaisha, Shizuoka, JP;
Abstract
Wear of a V-belt and wear of sheaves in a belt type continuously variable transmission is compatibly prevented. A V-belt wound around a primary sheave \ and a secondary sheave is formed with a resin block belt. A sheave surface of the primary sheave is plated with chrome. The secondary sheave is made of stainless steel and is not plated with chrome. The sheave surface hardness of the secondary sheave is lower than the sheave surface hardness of the primary sheave.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile