Knotting Patents (Class 56/435)
  • Method and apparatus for fine adjustment of moving part sequences in balers
    Patent number: 6070403
    Abstract: Method and apparatus for fine-adjustment of moving part sequences in big square balers and, in particular, for adjusting the insertion point of the needle bar and the timing of the feeding mechanism for the baling material. The fine-adjustment is accomplished by pivoting an angle adjustment mechanism, which is jointly pivotable with an intermediate drive shaft, at a maximum pivot angle of 10 degrees, but preferably 2 to 3 degrees in either forward or backward pivot directions.
    Type: Grant
    Filed: March 6, 1998
    Date of Patent: June 6, 2000
    Assignee: Usines Claas France
    Inventor: Martin Hawlas
  • Large bale hay baler
    Patent number: 4951452
    Abstract: A hay baler including a trailer frame with a hitch for attachment to a prime mover and support wheels. A crop pick-up unit moves cut crop into a material storage area, from where it is moved into a bale chamber and is compacted by a compression unit and tied with twine before being discharged to ground from the rear of the trailer frame.
    Type: Grant
    Filed: June 9, 1989
    Date of Patent: August 28, 1990
    Assignee: Ezra C. Lundahl, Inc.
    Inventors: E. Cordell Lundahl, J. Gordon Wiser, Laurel H. Jensen, Ernie Vandenwijengeart