Patents by Inventor Boris V. Chaplanov

Boris V. Chaplanov 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).

  • End-face seal for rotary internal-combustion engine
    Patent number: 4319867
    Abstract: An end-face seal for the rotary internal-combustion engine incorporating seal strips received pairwise within each of the grooves running peripherally in the end face of the rotor between seal elements provided at the apexes of the rotor, said seal strips being resiliently pressed against the working surfaces of the end walls of the engine housing. One of said seal strips received within each of said grooves is resiliently pressed against the seal element provided at the associated apex of the rotor and leading said seal strip when the rotor is set rotating.
    Type: Grant
    Filed: May 3, 1979
    Date of Patent: March 16, 1982
    Inventors: Vladimir N. Koshelev, Vyacheslav Meshkov, Boris V. Chaplanov