Patents by Inventor Dale D. Felton

Dale D. Felton 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: 4176865
    Abstract: Improved coupling means for pipe to provide a leak tight joint between abutting pipe sections. Each pipe section is provided with at least one annular, circumferentially continuous depression at each end thereof, the outside of the exterior surface in which said depression is formed providing continuous surface-to-surface seal with the coupling means about the entire circumference of the abutting pipe sections to be joined. The coupling means includes a first band encircling the adjacent ends of the pipe sections with the free ends thereof overlapping. A second band overlies and encircles the first band and means are provided for tensioning the ends of the second band together.
    Type: Grant
    Filed: March 21, 1978
    Date of Patent: December 4, 1979
    Assignee: Armco Steel Corporation
    Inventors: Dale D. Felton, William R. Jones