Patents by Inventor Harold Herren

Harold Herren 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).

  • Modular impact or wear pads
    Patent number: 5735377
    Abstract: An impact or wear pad composed of a rubber or urethane sheet with one or more metal plates secured to one major surface. A threaded bolt is secured to each plate and extends outwardly from the rubber or urethane sheet at a right angle. The metal plates are vulcanized to the rubber sheet. The pad can be cut to any desired size or shape from a large sheet. The pad can be fastened to any desired surface by means of the bolts.
    Type: Grant
    Filed: December 28, 1995
    Date of Patent: April 7, 1998
    Inventor: Harold Herren
  • Screen rail bolt retainer
    Patent number: 5388940
    Abstract: A retention system is described for retaining a bolt in an opening in a screen rail to prevent the bolt from falling out after the fastener has been removed from the bolt, The retention system is a rubber disk which is positioned adjacent the screen rail, The rubber disk includes an aperture in registry with the opening in the screen rail.
    Type: Grant
    Filed: November 18, 1993
    Date of Patent: February 14, 1995
    Inventor: Harold Herren
  • Reinforced screen rail
    Patent number: 5143223
    Abstract: A reinforced screen rail is described which is useful for retaining a screen in a screendeck. The screen rail includes spaced apertures corresponding to apertures in the screen deck. A metal layer is secured along the length of the screen rail to increase its useful life.
    Type: Grant
    Filed: November 7, 1991
    Date of Patent: September 1, 1992
    Inventor: Harold Herren