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. 26, 1989
Filed:
May. 02, 1988
Applicant:
Inventors:
Jon E Ricketts, Bolingbrook, IL (US);
James R Lucas, Naperville, IL (US);
Robert A Matousek, Minooka, IL (US);
Assignee:
J. I. Case Company, Racine, WI (US);
Primary Examiner:
Int. Cl.
CPC ...
A01F / ;
U.S. Cl.
CPC ...
460100 ; 460 69 ;
Abstract
An axial flow combine harvester incorporating a novel air flow system for separating grain from material other than grain. The system includes a cross-flow fan located at the exit end of the threshing cage which acts in conjunction with a cross-flow fan located adjacent the inlet end of the threshing cage to positively direct air past the cage to provide amore efficient separation of the grain from the chaff or straw.