Patents by Inventor Ilya Alexandrovich

Ilya Alexandrovich 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).

  • Method of shaping ring blanks
    Patent number: 4016739
    Abstract: The method of this invention produces a ring blank with a desired shape of an inner surface thereof from a ring having a plain inner surface and a profiled outer surface.The blank is shaped between two rolls, the inner one being cambered and the outer one being flat.Said camber is identical to the prescribed shape of the blank to be produced. The proposed method is an improvement on the prior art in that it takes less effort to produce intricate inner shapes as well as to shape several rings, such as raceways, simultaneously, if same should be required.
    Type: Grant
    Filed: December 8, 1975
    Date of Patent: April 12, 1977
    Inventors: Vladimir Viktorovich Lapin, Boris Sergeevich Bulgakov, Konstantin Nikolaevich Bogoyavlensky, Jury Lvovich Rozhdestvensky, Simon Pavlovich Granosky, Genrikh Semenovich Maizelis, Vladimir Ivanovich Lazutin, Ilya Alexandrovich Sauskan