Patents by Inventor Douglas J. McKendry

Douglas J. McKendry 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: 7726681
    Abstract: A receiver hitch arrangement includes a receiver tube, a mount having a shank portion received within the receiver tube and a hitch pin inserted through hitch pin apertures which are formed in both the receiver tube and the shank portion and which are aligned at assembly to maintain the mount in a position for towing. A rattling that is usually caused due to movement between hitch components. is prevented by forming a pair of through and threaded apertures in each vertical wall of the receiver tube and in close proximity to a free end thereof, threadeably engaging a threaded shank of a fastener with each of the pair of apertures and then operably advancing each fastener for direct contact with the shank portion of the mount inserted into the receiver tube until the shank portion is frictionally caged and immobilized.
    Type: Grant
    Filed: July 9, 2007
    Date of Patent: June 1, 2010
    Inventor: Douglas J. McKendry
  • Publication number: 20090014983
    Abstract: The present invention prevents rattling in a receiver hitch arrangement including a receiver tube, a mount having a shank portion received within the receiver tube and a hitch pin inserted through hitch pin apertures which are formed in both the receiver tube and the shank portion and which are aligned at assembly to maintain the mount in a position for towing. Such rattling is caused due to movement between hitch components and is prevented by forming a pair of through and threaded apertures in at least one predetermined wall of the receiver tube and in close proximity to a free end thereof, threadeably engaging a threaded shank of a fastener with each of the pair of apertures and then operably advancing each fastener for direct contact with the shank portion of the mount inserted into the receiver tube until the shank portion is frictionally caged and immobilized.
    Type: Application
    Filed: July 9, 2007
    Publication date: January 15, 2009
    Inventor: Douglas J. McKendry