Patents by Inventor Leslie J. Webb

Leslie J. Webb 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).

  • Cold pressure welding method and machine
    Patent number: 5147085
    Abstract: The machine is provided with a set of two pairs of die halves 60, 62 (FIG. 7) mounted in a framework on hydraulically actuated piston and cylinder assemblies. The die halves 60 and 62 of each pair are relatively radially reciprocable to grip or release a workpiece 102, 104 and the two pairs of die halves are relatively axially reciprocable to effect cold pressure welding together of end portions of the workpieces 102, 104. Adjoining end faces of the die halves are formed with nose portions 100 having inner anvil edges for effecting welding flash removal from the workpieces.
    Type: Grant
    Filed: October 5, 1990
    Date of Patent: September 15, 1992
    Assignee: BWE Limited
    Inventors: Daniel J. Hawkes, Leslie J. Webb, Douglas E. Anderson