Patents by Inventor Robert Corbiel

Robert Corbiel 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: 7246790
    Abstract: A hoist system for raising, lowering, or applying a pulling force to an object or equipment attached thereto. The hoist system has a hoist, a hoist adapter unit attached to the hoist, and a pull pin assembly. The hoist has a frame and a line, cable, or chain which is used to raise, lower, or manipulate an object attached thereto. The hoist adapter unit is removably attached to the frame of the hoist, and it is configured to contact either the object to be manipulated or a stationary object. The pull pin assembly is removably attached to the line of the hoist and to the object other than the object in contact with the hoist adapter.
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: July 24, 2007
    Inventors: Ulric Francoeur, Robert Corbiel