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:
Oct. 18, 2011
Filed:
Sep. 10, 2008
John O. Eagles, East Moline, IL (US);
Michael D. Howe, Orion, IL (US);
Steven T. Rieck, Cambridge, IL (US);
Fred H. Wallace, Geneseo, IL (US);
Janet R. Willett, East Moline, IL (US);
John O. Eagles, East Moline, IL (US);
Michael D. Howe, Orion, IL (US);
Steven T. Rieck, Cambridge, IL (US);
Fred H. Wallace, Geneseo, IL (US);
Janet R. Willett, East Moline, IL (US);
Deere & Company, Moline, IL (US);
Abstract
A stalk roll for a corn head row unit has a conical seat and a spherical seat for mounting the stalk roll on a stalk roll driveshaft of a row unit. Each row unit has a drive shaft with a corresponding conical portion and a threaded fastener with a corresponding spherical portion for capturing the stalk roll on the drive shaft between mating conical shaft and stalk roll portions toward one end and mating spherical shaft and fastener portions at the other stalk roll end.