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:
Nov. 30, 1976
Filed:
Nov. 17, 1975
Applicant:
Inventor:
Edward W Rowland-Hill, Lancaster, PA (US);
Assignee:
Sperry Rand Corporation, New Holland, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
A01F / ; A01F / ;
U.S. Cl.
CPC ...
130 / ;
Abstract
An axial flow type combine provided with twin rotors having rasp bars thereon rotatable within cylindrical compartments partly comprised of concaves for coaction with said rasp bars, the forward ends of said rotors having conical augers mounted thereon and rotatable therewith respectively in opposite directions, the largest diameter of said augers being outermost and portions of said augers being in overlapping relationship with respect to each other to improve the feeding of cut grain material to said rotors and concaves of the combine.