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:
Mar. 15, 2022
Filed:
Sep. 11, 2019
Applicant:
Cnh Industrial America Llc, New Holland, PA (US);
Inventors:
Frank R. G. Duquesne, Zwevegem, BE;
Jonathan E. Ricketts, Davenport, IA (US);
Curtis F. Hillen, Lititz, PA (US);
Michiel Vanderstichele, Merkem, BE;
Assignee:
CNH Industrial America LLC, New Holland, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A01F 12/44 (2006.01);
U.S. Cl.
CPC ...
A01F 12/444 (2013.01); A01F 12/446 (2013.01);
Abstract
A cleaning system for a combine harvester includes a fan, at least one duct having an interior passageway that is positioned to receive an air stream from the fan, and a surface defined within the interior passageway of the at least one duct that is configured to restrict a volume of the flow of air passing through the at least one duct and increase a pressure of the air stream passing through the duct.