Patents by Inventor Alford Kessinger

Alford Kessinger 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).

  • Mandrel assembly for tube-bending apparatus
    Patent number: 6155091
    Abstract: A mandrel assembly is provided for use with a tube bender including a mandrel rod, a mandrel ball, and a coupler. The coupler is configured to couple the mandrel ball to the mandrel rod and includes a link, a first connector member, a second connector member, and a retainer. The link includes a body and a collar. The first and second connector members are positioned to lie over the second end of the body and cooperate to define a groove sized to receive the collar of the link and a socket sized to retain a projection of the mandrel ball. The retainer is positioned to lie over the first and second connector members and the link to secure the first and second connector members to the link.
    Type: Grant
    Filed: February 26, 1999
    Date of Patent: December 5, 2000
    Assignee: Arvin Industries, Inc.
    Inventors: Jeffrey P. Hayes, Alford Kessinger