Patents by Inventor Henry Hetherington

Henry Hetherington 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).

  • Compactors
    Patent number: 5123339
    Abstract: A compactor which includes a framework 10 adapted for reception of an open-topped rubbish container 14, a compacting plate 16 pivotally mounted on the framework 10 about an axis 20 adjacent to and parallel to the rear upper edge 22 of the rubbish container 14 and two piston and cylinder devices 28, 34 operable to pivot the plate 16 towards and away from the container 14.
    Type: Grant
    Filed: June 15, 1990
    Date of Patent: June 23, 1992
    Inventor: Henry Hetherington