Patents by Inventor Evgeny G. Bulgakov

Evgeny G. Bulgakov 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).

  • Mill stand for forming discontinuous longitudinal deformations in sheet metal
    Patent number: 4295353
    Abstract: The mill stand comprises forming rolls, which have congruent forming elements, mounted on a stand frame member in such a way that one of the forming rolls is adapted for a vertical reverse motion. This forming roll is connected with a hydraulic cylinder provided with control means, interacting with a master device operatively connected with one of the forming rolls.
    Type: Grant
    Filed: September 24, 1979
    Date of Patent: October 20, 1981
    Inventors: Vyacheslav I. Anisimov, Evgeny G. Bulgakov, Vasily N. Gurin, Leonid V. Radjukevich, Igor S. Trishevsky, Oleg I. Trishevsky, Grigory R. Kheifets, Anatoly B. Jurchenko