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. 02, 2025
Filed:
Jun. 07, 2024
Deere & Company, Moline, IL (US);
Javier J. Perez Ramirez, Pinto, ES;
Daniel Vergara Martinez, Torrejon de Ardoz, ES;
DEERE & COMPANY, Moline, IL (US);
Abstract
A pulley arrangement for a belt drive including an input shaft having first end and second end. The first end of the input shaft is couplable to a gear box. Further, the pulley arrangement includes a pulley mounted coaxially on the input shaft having an inner pulley surface and an outer pulley surface. The pulley arrangement further includes at least one ring disc. The at least one ring disc is fastened coaxially to the inner pulley surface or the outer pulley surface. A plurality of air flow directing protrusions, grooves, or both protrusions and grooves extend from an inner diameter to an outer diameter of the ring disc, and a circumferential ring disc gap is provided between the at least one ring disc and the input shaft.