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. 28, 1976
Filed:
Aug. 28, 1975
Applicant:
Inventors:
Tom G Stamp, Davenport, IA (US);
Neil C Dunn, Moline, IL (US);
Assignee:
International Harvester Company, Chicago, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A01F / ;
U.S. Cl.
CPC ...
130 / ; 56 146 ; 130 / ;
Abstract
A general purpose rasp bar carrying rotor construction for an axial flow-type harvester combine embodying a vaned impeller and a series of bars which cooperate with elements within the surrounding rotor casing for crop threshing and grain separation purposes in a novel and efficient manner. The rotor proper is generally of imperforate tubular cylindrical construction so that the crop material in its entirety is confined to the annulus which exists between the rotor and its casing. The threshing portion of the rotor having both helical and longitudinal extending rasp bars.