Patents by Inventor Kevin D. Kenny

Kevin D. Kenny 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).

  • Patent number: 5037250
    Abstract: A rotary tool holder of the type including a stationary shell adapted to be reciprocally positioned within a bushing plate and a shaft mounted rotatably within the stationary shell. An annular space is provided between the shaft and the shell and the shell includes an enlarged diameter collar portion proximate one end of the shell and a reduced diameter pilot portion extending from the collar portion to the other end of the shell. The pilot portion is slidably received in the bushing plate and the collar portion receives a pressurized coolant fitting. Needle bearings are provided in the annular space between the shell and the shaft proximate the pilot portion and a pair of annular seals are provided in the annular space between the shell and the shaft proximate the collar portion. The annular seals are positioned on opposite sides of a radial passage formed through the collar portion and through the shaft for communication with a central axial bore in the shaft.
    Type: Grant
    Filed: January 8, 1990
    Date of Patent: August 6, 1991
    Assignee: Westinghouse Electric Corp.
    Inventor: Kevin D. Kenny