Patents by Inventor Hermann Kosmalski

Hermann Kosmalski 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).

  • Multiway slide valve
    Patent number: 4491155
    Abstract: A multiway slide valve having a housing provided with a graduated cylindrical guide bore, a pressure inlet port, and a pair of pressure outlets ports. A preassembled valve seat unit including a plurality of annular spacers which carry sealing rings having respective diameters corresponding to the graduations of the guide bore so that damage to the sealing rings is prevented when inserted into the graduated cylindrical guide bore. A slide spool and jacket inserted into the guide bore. A cover attached to the housing for depressing the jacket which causes deformation of the sealing rings to provide a tight seal between the graduations of the guide bore and the slide spool.
    Type: Grant
    Filed: February 9, 1984
    Date of Patent: January 1, 1985
    Assignee: WABCO Steuerungstechnik GmbH
    Inventors: Hans-Friedrich Meyer, Wolfgang Thiele, Hermann Kosmalski, Klaus Meurer, Hans Kruppa, Helmut Gottling, Ernst-August Meyer