Patents by Inventor Valery M. Fei

Valery M. Fei 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).

  • Novikov gearing
    Patent number: 5022280
    Abstract: A Novikov gearing comprising at least two gear elements the teeth of each element consisting of an addendum whose profile in the normal section is described by a convex curve, a dedendum and a fillet between the two. A portion of the fillet adjoining the addendum in the normal section has a convex profile with a radius of curvature smaller than a radius of curvature of the addendum.
    Type: Grant
    Filed: November 28, 1989
    Date of Patent: June 11, 1991
    Inventors: Leonid S. Boiko, Viktor I. Korotkin, Viktor Y. Veretennikov, Efim G. Roslivker, Roman V. Fedyakin, Viktor A. Chesnokov, Anatoly S. Yakovlev, Jury D. Kharitonov, Valery M. Fei, Emma N. Galichenko