Patents by Inventor Manfred Ketzer

Manfred Ketzer 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).

  • Adjusting mechanism for a tape recorder capstan
    Patent number: 4231504
    Abstract: A recording and/or reproducing apparatus with a capstan rotatably journalled in two bearings, at least one of the two bearings being movable by an adjusting device so as to adjust the angular position of the capstan. The apparatus has a straight-line guide, along which the adjustable bearing is movable; and the adjusting device is constituted by a movable control slide which has a sliding surface which moves the bearing along the guide when the control slide is moved.
    Type: Grant
    Filed: May 23, 1979
    Date of Patent: November 4, 1980
    Assignee: U.S. Philips Corporation
    Inventor: Manfred Ketzer