Patents by Inventor Dik R. Overdijk

Dik R. Overdijk 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).

  • Display device with adjustable deflection unit
    Patent number: 4874982
    Abstract: Display device includes a cathode ray tube having an envelope 1 with a number of reference surfaces on the walls of V-shaped grooves provided on positioning studs 14. The deflection unit 10 is provided with adjustable camming members 15 which lie against respective reference surfaces. The position of the deflection unit 10 relative to the envelope 1 can be adjusted by rotating camming members 15.
    Type: Grant
    Filed: June 17, 1988
    Date of Patent: October 17, 1989
    Assignee: U.S. Philips Corporation
    Inventors: Dik R. Overdijk, Antonius J. J. Bolder, Leopold C. M. Beirens, Piet C. J. Van Rens
  • Method of manufacturing an electromagnetic deflection unit
    Patent number: 4823460
    Abstract: A pair of saddle-shaped deflection coils are wound in a jig and are then assembled with other components. During winding the coil an electrically insulating support having electrically conductive connection points for the coil terminators is used, the terminators being connected to the connection points after winding.
    Type: Grant
    Filed: November 30, 1987
    Date of Patent: April 25, 1989
    Assignee: U.S. Philips Corp.
    Inventors: Adriaan J. Groothoff, Albertus A. S. Sluyterman, Dik R. Overdijk, Jacob Van Maastricht