Patents by Inventor Alfred Wunsch

Alfred Wunsch 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).

  • Apparatus for high pressure-charging an internal combustion engine
    Patent number: 4173868
    Abstract: Apparatus for high pressure-charging an internal combustion engine in which the pressure drop of the engine exhaust gases is divided into two stages and used to compress the combustion air in two stages. An exhaust-gas turbocharger and a gas-dynamic pressure-wave machine are connected in series on the exhaust-gas side and also on the air side and each machine functions as one stage of the two-stage combustion air compression.
    Type: Grant
    Filed: May 18, 1977
    Date of Patent: November 13, 1979
    Assignee: BBC Brown Boveri & Company Limited
    Inventor: Alfred Wunsch