Patents by Inventor Heinz Kuckenburg

Heinz Kuckenburg 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).

  • Electron beam producing arrangement for a cathode ray tube
    Patent number: 4104554
    Abstract: An electron beam producing arrangement for a cathode ray tube comprises a vessel shaped control electrode with a bore therein for passage of the electron beam and a hat shaped metal foil element with its crown in the bore and apertured for the passage of the electron beam and fixed to the edge of the bore by its brim.
    Type: Grant
    Filed: February 15, 1977
    Date of Patent: August 1, 1978
    Assignee: Licentia Patent-Verwaltungs-G.m.b.H.
    Inventors: Rainer Kolbeck, Heinz Kuckenburg, Klaus Schaffernicht
  • Electron beam producing arrangement for a cathode ray tube
    Patent number: 4076995
    Abstract: An electron beam producing arrangement for a cathode ray tube comprises a vessel-shaped control electrode with an opening in its end wall for the passage of the electron beam, two substantially rectangular insulating washers abutting a cylindrical inner wall of the control electrode with opposite sides and the end wall of the control electrode with third sides, the third sides having notches thereon and a straight line cathode wire supported in the notches substantially parallel to the end wall and below the opening therein.
    Type: Grant
    Filed: February 15, 1977
    Date of Patent: February 28, 1978
    Assignee: Licentia Patent-Verwaltungs-G.m.b.H.
    Inventors: Rainer Kolbeck, Heinz Kuckenburg, Klaus Schaffernicht
  • Method of manufacturing glass vacuum envelopes
    Patent number: 4047915
    Abstract: A method of manufacturing a vacuum envelope comprises heating a glass plate clamped at at least several points around its periphery and, when the glass begins to soften, pressing a stamp against the glass to deform it, the deformed glass then having its rim, formed by the clamping, removed.
    Type: Grant
    Filed: June 23, 1976
    Date of Patent: September 13, 1977
    Assignee: Licentia Patent-Verwaltungs-G.m.b.H.
    Inventors: Klaus Schaffernicht, Josef Hentrich, Herbert Klein, Karl-Heinz Kuckenburg