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:
May. 08, 1979
Filed:
Mar. 24, 1978
Applicant:
Inventors:
Mark L Cozine, East Earl, PA (US);
John J Komancheck, New Holland, PA (US);
John D Riffanacht, New Holland, PA (US);
Assignee:
Sperry Rand Corporation, New Holland, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55290 ; 55269 ; 55400 ;
Abstract
Means to tend to dislodge extraneous material from a screen mounted adjacent a cooling radiator for an internal combustion engine such as employed in a grain harvesting combine which develops chaff and dust normally tending to clog said screen, said means comprising one or a plurality of blades extending radially from a cylindrical screen supported for rotation adjacent said cooling radiator and driven by auxiliary means derived from said internal combustion engine.