Patents by Inventor Harold Hardy, Jr.

Harold Hardy, Jr. 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).

  • Open top dump trailer tarping system
    Patent number: 4944551
    Abstract: A tarping system for an open top dump trailer, comprising a tarp supported on cables extending along the tops of the side walls of the trailer. The front end of the tarp is affixed to the trailer body. The side edges of the tarp have attaching elements which slidably engage the cables. A transverse draw bar is secured to the free end portion of the tarp and has tubular end portions which slidably receive the cables. Wires secured to the draw bar extend along the margins of a terminal flap of the tarp at the free end and are connected to a line for pulling the tarp to an extended or retracted position.
    Type: Grant
    Filed: May 30, 1989
    Date of Patent: July 31, 1990
    Assignee: Rock-Way, Inc.
    Inventor: Harold Hardy, Jr.