Patents by Inventor Paul A. Difford

Paul A. Difford 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: 7568747
    Abstract: Curved and Angular Panel Arm is an arm attachment for use with vacuum lifts that has a hinged section and a pivoting vacuum head mount. To use the preferred embodiment of Curved and Angular Panel Arm, a user attaches the arm to a vacuum lift unit using an attaching mechanism. The hinged section is then adjusted and locked into place to accommodate irregularly shaped objects using the hinge pin and clip or other locking mechanism. Finally, the vacuum pads of the pivoting vacuum head mount are placed on a designated panel or object and the vacuum lift unit is turned on, enabling the vacuum pads on the vacuum head mount to attach to the irregularly shaped panel or object.
    Type: Grant
    Filed: March 27, 2007
    Date of Patent: August 4, 2009
    Inventor: Paul A. Difford
  • Publication number: 20080237956
    Abstract: Curved and Angular Panel Arm is an arm attachment for use with vacuum lifts that has a hinged section and a pivoting vacuum head mount. To use the preferred embodiment of Curved and Angular Panel Arm, a user attaches the arm to a vacuum lift unit using an attaching mechanism. The hinged section is then adjusted and locked into place to accommodate irregularly shaped objects using the hinge pin and clip or other locking mechanism. Finally, the vacuum pads of the pivoting vacuum head mount are placed on a designated panel or object and the vacuum lift unit is turned on, enabling the vacuum pads on the vacuum head mount to attach to the irregularly shaped panel or object.
    Type: Application
    Filed: March 27, 2007
    Publication date: October 2, 2008
    Inventor: Paul A. Difford