Patents by Inventor James P. Pattison

James P. Pattison 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).

  • Spindle extension for milling machine
    Patent number: 6095729
    Abstract: Tool extension and stability in milling machines is enhanced by providing a spindle extension having a housing attached to the mill head and an arbor rotatively mounted in a bore formed in the housing. The arbor, which is significantly longer than conventional arbors, is supported by first and second bearing assemblies and includes a substantially cylindrical body portion with an integral shank formed on one end thereof for connecting the arbor to a machine tool spindle. A cutting tool is attached to the other end of the arbor.
    Type: Grant
    Filed: December 9, 1998
    Date of Patent: August 1, 2000
    Assignee: General Electric Company
    Inventors: James P. Pattison, Sukhminder S. Grewal, Douglas R. Smith