Patents by Inventor Anatoly P. Bratchenko

Anatoly P. Bratchenko 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 reinforcing aluminium alloy piston ring groove
    Patent number: 4233490
    Abstract: Disclosed is a method of reinforcing an aluminium alloy piston ring groove wherein the piston body is fused to a certain depth around the periphery thereof in the zone where the ring groove is to be cut, with simultaneous introduction of an alloying addition into the fused aluminium alloy of the piston body, thus forming an annular wear-resistant weld therein, whereupon the ring groove is cut in the periphery of said weld.
    Type: Grant
    Filed: June 20, 1979
    Date of Patent: November 11, 1980
    Inventors: Alexandr N. Shalai, Mikhail D. Nikitin, Nikolai I. Zakharov, Anatoly P. Bratchenko