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:
Aug. 01, 2017
Filed:
Oct. 28, 2015
Deere & Company, Moline, IL (US);
Jeremie A. Wade, Haw River, NC (US);
Nathan Yolitz, Horicon, WI (US);
Hany K. Nakhla, Durham, NC (US);
Shankar Narayana, Cary, NC (US);
DEERE & COMPANY, Moline, IL (US);
Abstract
A continuously variable transmission cooling fan includes a moveable sheave cover attached to a drive clutch assembly of a continuously variable transmission, with a plurality of fan blades molded into the moveable sheave cover and arranged around the perimeter of the moveable sheave cover. Each fan blade may have a different length, curvature and angle of position than the adjacent fan blades. The continuously variable transmission cooling fan also may include a plurality of openings in the moveable sheave cover located radially inwardly from the fan blades.