Patents by Inventor Leo W. Stephens

Leo W. Stephens 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: 5362391
    Abstract: A vessel having an apparatus for picking up oil from water. The apparatus is supported by a deck of the vessel, and includes a support frame adapted to be supported by the deck and functions to extend into a body of water having oil. A plurality of rollers is rotatably secured to the support frame, with one of the rollers functioning for moving an endless metal wire-like conveyor entrained over the rollers. A pick-up frame is secured to an end of the support frame. The pick-up frame has a pair of rollers rotatably supporting the wire-like conveyor. A guide member is supported by a deck of the vessel. A spring biased shaft slidably passes through the guide member. A roller support frame is secured to the end of the spring biased shaft and has a pair of guide rollers rotatably secured thereto for guiding and conveying the wire-like conveyor.
    Type: Grant
    Filed: June 5, 1992
    Date of Patent: November 8, 1994
    Inventor: Leo W. Stephens