Patents by Inventor Thomas J. Waldschmitt

Thomas J. Waldschmitt 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).

  • Dual capacity hook-lift hoist
    Patent number: 5601393
    Abstract: A dual capacity hook-lift hoist mounted on a wheeled chassis for use in loading detached objects, such as containers, onto the chassis for transport to any location. The hook-lift hoist is also operable to tilt a loaded container to dump its contents. The hook-lift hoist includes at least one hydraulic cylinder that is sized to have a maximum loading capacity that is below the safe limit of the truck but which is capable of dumping a container that is at least equal to the carrying capacity of the chassis.
    Type: Grant
    Filed: March 1, 1994
    Date of Patent: February 11, 1997
    Assignee: Swaokiader U.S.A., Ltd.
    Inventor: Thomas J. Waldschmitt