Patents Examined by Christopher J. Novodsad
  • Shearing stalk roll set and method of harvesting corn
    Patent number: 6216428
    Abstract: A stalk roll set for a corn-harvesting combine includes first and second rolls adjacent one another, each having an axis of rotation and defining a shear zone therebetween. At least one pair of flutes projecting radially from each roll. The pair of flutes being bilaterally symmetrical and each including a knife edge with a leading surface and a trailing surface forming an acute angle therebetween, whereby the flutes of the adjoining stalk rolls are offset to and overlapping one another.
    Type: Grant
    Filed: July 30, 1999
    Date of Patent: April 17, 2001
    Assignee: Case Corporation
    Inventors: Aaron T. Becker, Steven T. Rieck, Heath McCormick