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:
Dec. 05, 1989
Filed:
Jan. 20, 1988
Applicant:
Inventors:
James W Hall, Bettendorf, IA (US);
Maurice A Popelier, East Moline, IL (US);
Josef W Klimmer, Zweibrucken, DE;
Neil L West, Bettendorf, IA (US);
Loren W Peters, Bettendorf, IA (US);
Assignee:
Deere & Company, Moline, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01F / ;
U.S. Cl.
CPC ...
460 66 ; 460 80 ; 460122 ;
Abstract
In an axial flow rotary separator, the crop material engaging elements of the eccentrically mounted rotor include helically oriented deflecting surfaces of significant axial extent which in operation, sweep closely or 'wipe' a separating grate of the separator casing while the helical surfaces contribute to axial indexing of the material.