Patents by Inventor Samuil A. Prutkovsky

Samuil A. Prutkovsky 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).

  • Rotor lamination support for vertical hydro-generator
    Patent number: 4160180
    Abstract: A rotor of a large size vertical hydro-generator, comprising a shaft and a frame with wedge strips attached thereto and provided in their lower portions with a dismountable support means for supporting a laminated rim with poles. The support means includes oppositely directed wedges disposed in a horizontal transverse slot formed on the outside of the lower portion of each wedge strip and partially projecting beyond this slot in the direction of the rim.
    Type: Grant
    Filed: July 12, 1978
    Date of Patent: July 3, 1979
    Inventors: Evgeny N. Vinogradov, Jury A. Ivanov, Nikolai A. Filatov, Viktor S. Fomichev, Samuil A. Prutkovsky