Patents by Inventor Jiri Burdych

Jiri Burdych 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).

  • Dynamic vibration absorber for a phonograph tone arm
    Patent number: 4462097
    Abstract: A device arranged on the rear part of a phonograph tone arm having a mechanism for the adjustment of the vertical tracking force on the stylus of the tone arm and with a dynamic vibration absorber provided with mechanism for the adjustment of the frequency and damping factor of oscillations, wherein the full weight of the counterweight is engaged in the functioning of the vibration absorber.
    Type: Grant
    Filed: October 29, 1982
    Date of Patent: July 24, 1984
    Assignee: TESLA, koncernovy podnik
    Inventors: Jiri Janda, Jiri Burdych, Miroslav Lab, Pavel Dlabal