Patents by Inventor Louis J. Norton

Louis J. Norton 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).

  • Patent number: 5203150
    Abstract: A hinged safety shield for a crop cutting apparatus having a frame for attachment to a tractor. A transversely extended cutter bar is supported on the frame for pivotal movement between a lower, operating position and a raised, transport position. The safety shield is pivotally mounted at one end portion thereof to the frame. A hydraulic cylinder for pivotally moving the cutter bar also acts to raise the shield from a lower, shielding position to an upper position. The safety shield is held in the upper position while the cutter bar is lowered whereupon unrestricted access is gained to the cutter bar for repair and maintenance procedures.
    Type: Grant
    Filed: January 6, 1992
    Date of Patent: April 20, 1993
    Assignee: Vermeer Manufacturing Company
    Inventors: Jim D. Ryken, Louis J. Norton