Patents by Inventor Willy E. Salzmann

Willy E. Salzmann 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).

  • Rocking-piston machine
    Patent number: 5186137
    Abstract: A reciprocating rocking-piston two-cycle engine where the piston is skirtless, rigidly mounted to its connecting rod, and slides up and down in a preferably waisted cylinder is shown and described. The free and of the connecting rod is laid out as an adjusted counterweight to assure smooth running of the rocking piston. An exhaust slide runs on a frontal cylinder wall and is hinged on the piston edge.
    Type: Grant
    Filed: August 13, 1991
    Date of Patent: February 16, 1993
    Inventor: Willy E. Salzmann