Patents by Inventor Kenneth R. Lamb

Kenneth R. Lamb 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).

  • Tube expanding apparatus
    Patent number: 7114358
    Abstract: A method and apparatus for expanding a free end of a tube by use of a fluted spinning tool. The fluted spinning tool of the present invention, when rotated at a predetermined speed into the free end of the tube, produces a combination of force, rotation, and heat which results in uniform expansion of the free end of the tube. Further, the fluted spinning tool of the present invention allows for the rapid and efficient production of expanded tube parts, such parts being evenly formed with minimal bias on the expanded free ends of the tubes.
    Type: Grant
    Filed: January 6, 2004
    Date of Patent: October 3, 2006
    Assignee: Arrow Fabricated Tubing, Ltd.
    Inventor: Kenneth R. Lamb