Patents by Inventor Larry McHughs

Larry McHughs 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).

  • Packing sealed expansion joint
    Patent number: 6131960
    Abstract: A fluid conduit expansion joint has a first tube section and a second tube section in which the inner diameter of the first tube section is greater than the outer diameter of the second tube section. A portion of the second tube section is slidably disposed within the first tube section, in a telescoping type arrangement. The first and second tube sections are held spaced apart by packing material which is arranged to form a fluid type seal between the first and second tube sections.
    Type: Grant
    Filed: October 16, 1998
    Date of Patent: October 17, 2000
    Inventor: Larry McHughs