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:
Jun. 26, 2012
Filed:
Apr. 30, 2009
Xinjian Fan, Novi, MI (US);
Wenlong LU, Suzhou, CN;
Yoshitaka Sato, Nara, JP;
The Gates Corporation, Denver, CO (US);
Abstract
A double-cogged V-belt with the upper and lower cog profiles symmetric and having lines ('L') and arcs ('A') connected according to a sequence from the center of a root to the center of an adjacent cog of L-A-L-A-Lfor the upper profile and L-A-L-A-L, and with at least one upper root and one lower root substantially aligned with each other, and with the sum of the length of Lplus the radius of Aequal to or within 20% of the sum of the length of Lplus the radius of A. The upper and lower pitches may be equal and all the roots aligned, or there may be more upper cogs than lower cogs. Some or all arcs and lines may be connected tangentially.