Patents by Inventor John M. Ingham

John M. Ingham 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).

  • Machine tool having a programmed turret
    Patent number: 4168639
    Abstract: The invention relates to a machine tool of the type having a rotatable support for the material to be worked upon and a slide movable toward the work carrying a programmed turret with a plurality of tool supports which may be indexed to position one tool at a time for operation on the work and more particularly to mounting of the tool turret for indexing with torsional stiffness and for recessing of the work radially of its axis of rotation by a hydraulic means while maintaining torsional stiffness.
    Type: Grant
    Filed: April 28, 1978
    Date of Patent: September 25, 1979
    Assignee: Brown & Sharpe Manufacturing Company
    Inventors: John M. Ingham, Paul W. Carrier