Patents by Inventor Kenneth J. Bartha

Kenneth J. Bartha 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).

  • Punching device with punch retainer
    Patent number: 3958476
    Abstract: A punching device includes a fixed frame adapted to support punch means in alignment with a ram. An assembly of the punch, a guide and stripping sleeve and a stripping spring is removable as a unit, and such assembly includes means by which such assembly is retained together, especially during handling away from the frame of the punching device. To this end, the sleeve has a circumferential groove in which there is a radial aperture, and a retainer member is disposed in the groove and has a portion that projects radially through the radial aperture into an elongated recess in the punch body.
    Type: Grant
    Filed: June 30, 1975
    Date of Patent: May 25, 1976
    Assignee: Houdaille Industries, Inc.
    Inventor: Kenneth J. Bartha
  • Punching device with punch retainer
    Patent number: RE29950
    Abstract: A punching device includes a fixed frame adapted to support punch means in alignment with a ram. An assembly of the punch, a guide and stripping sleeve and a stripping spring is removable as a unit, and such assembly includes means by which such assembly is retained together, especially during handling away from the frame of the punching device. To this end, the sleeve has a circumferential groove in which there is a radial aperture, and a retainer member is disposed in the groove and has a portion that projects radially through the radial aperture into an elongated recess in the punch body.
    Type: Grant
    Filed: December 14, 1977
    Date of Patent: April 3, 1979
    Assignee: Houdaille Industries, Inc.
    Inventor: Kenneth J. Bartha