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:
Apr. 21, 2009
Filed:
Dec. 21, 2006
Bruce Alan Coers, Hillsdale, IL (US);
Corwin Marcus Puryk, East Moline, IL (US);
Benjamin Max Lovett, Colona, IL (US);
Gerald Eric Rains, Eldridge, IA (US);
Sheldon Joseph Grywacheski, Eldridge, IA (US);
Mark Alan Melton, Erie, IL (US);
Bruce Alan Coers, Hillsdale, IL (US);
Corwin Marcus Puryk, East Moline, IL (US);
Benjamin Max Lovett, Colona, IL (US);
Gerald Eric Rains, Eldridge, IA (US);
Sheldon Joseph Grywacheski, Eldridge, IA (US);
Mark Alan Melton, Erie, IL (US);
Deere & Company, Moline, IL (US);
Abstract
A float arm load compensation system for a header of an agricultural harvester includes a header frame; a plurality of header float arms pivotally coupled to the header frame; a cutter bar fixed to forward ends of the plurality of header float arms; at least one conveyor belt supported on the plurality of header float arms and configured to traverse the header perpendicular to the direction of travel of the header, wherein the conveyor belt is further configured to receive crop material cut by the cutter bar; and a plurality of springs, wherein each spring is coupled to an associated header float arm of the plurality of header float arms to exert a force on the associated header float arm compensating for the weight of cut crop material supported by the associated header float arm.