Patents by Inventor Raymond P. Dellner

Raymond P. Dellner 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).

  • Belt drive for scraper elevator device
    Patent number: 3990160
    Abstract: An elevating scraper having an elevator device provided with a pair of endless flexible belt members each of which is entrained about a drive sprocket wheel and the idler sprocket wheel. A plurality of equally spaced teeth are secured to the inner surface of each belt member for meshing engagement with both sprocket wheels and each pair of adjacent teeth pivotally supports a flight member at the outer surface of the belt member.
    Type: Grant
    Filed: March 17, 1975
    Date of Patent: November 9, 1976
    Assignee: General Motors Corporation
    Inventor: Raymond P. Dellner
  • Sprocket wheel for scraper elevator device
    Patent number: 3983762
    Abstract: A sprocket wheel for use with an elevator device that employs endless flexible belts having a plurality of teeth attached to the inner surface thereof. The sprocket wheel includes a disc which has the periphery thereof formed with planar and arcuate surfaces and has driver members spaced outwardly from the opposite sides of the disc for engaging the teeth of the belt.
    Type: Grant
    Filed: March 17, 1975
    Date of Patent: October 5, 1976
    Assignee: General Motors Corporation
    Inventor: Raymond P. Dellner