Patents by Inventor Alphonsus T. Van Der Velden

Alphonsus T. Van Der Velden 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).

  • X-ray scanner comprising a linear electric driving motor
    Patent number: 4942597
    Abstract: In an X-ray scanner, the driving motor (10) for the X-ray source (4) with the detector (5) is in the form of a linear motor, which is preferably provided with two magnet poles (15), between which a metal disk (9) is moveable. The metal disk is connected to a supporting ring (7) for the source and the detector.
    Type: Grant
    Filed: September 15, 1986
    Date of Patent: July 17, 1990
    Assignee: U.S. Philips Corporation
    Inventors: Paul A. F. Van Acker, Alphonsus T. Van Der Velden