Patents by Inventor Wyman J. Wright

Wyman J. Wright 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).

  • Tool holder
    Patent number: 4127279
    Abstract: A tool holder includes a shank that has an axial passage therethrough for conducting coolant. The end of the shank remote from the cutting tool has a hollow stop screw which determines the effective length of the tool holder and which contains a check valve assembly, thus enabling the tool holder to be used in machine tools that rely upon the build-up of an air pressure as a consequence of insertion of the tool as one of its control functions.
    Type: Grant
    Filed: May 6, 1976
    Date of Patent: November 28, 1978
    Assignee: Houdaille Industries, Inc.
    Inventor: Wyman J. Wright