Patents by Inventor Fred H. Wallace

Fred H. Wallace has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Stalk roll for use in an agricultural harvesting machine
    Patent number: 8037667
    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.
    Type: Grant
    Filed: September 10, 2008
    Date of Patent: October 18, 2011
    Assignee: Deere & Company
    Inventors: John O. Eagles, Michael D. Howe, Steven T. Rieck, Fred H. Wallace, Janet R. Willett
  • STALK ROLL
    Publication number: 20090188229
    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.
    Type: Application
    Filed: September 10, 2008
    Publication date: July 30, 2009
    Inventors: John O. Eagles, Michael D. Howe, Steven T. Rieck, Fred H. Wallace, Janet R. Willett