Patents by Inventor Sergio Rizzo

Sergio Rizzo 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).

  • Gas-dielectric high-tension interrupter of the arc-puffer type
    Patent number: 5723840
    Abstract: A gas-dielectric high-tension interrupter of the arc-puffer type in which the puff of gas is brought about by the combined effect of an excess pressure developed in a compression chamber and intensified by the heating caused by the arc radiation, which is optically guided from an arcing chamber to the compression chamber, and of the vacuum developed in a suction chamber which is put into communication with the arcing chamber at a predetermined minimum arcing time (TAM).
    Type: Grant
    Filed: May 3, 1996
    Date of Patent: March 3, 1998
    Assignee: Ansaldo Industria S.p.A.
    Inventors: Predrag Bojic, Sergio Rizzo