Patents by Inventor Helmut Scheffczyk

Helmut Scheffczyk 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).

  • Valve arrangement for turbosets
    Patent number: 4257234
    Abstract: In a turboset having a high-pressure turbine stage and at least another turbine stage mounted on foundation supports and largely disposed above a machine floor, the high-pressure turbine stage being connectible to main steam lines, a valve arrangement includes emergency-stop main-steam governing valves through the high-pressure turbine stage is connectible to the main steam lines, the emergency-stop main-steam governing valves being disposed forward of the head of the high-pressure turbine stage and below the machine floor, and including an upper foundation ceiling disposed approximately at the level of the machine floor and formed with beams from which the emergency-stop main-steam governing valves are thermally displaceably suspended.
    Type: Grant
    Filed: April 13, 1979
    Date of Patent: March 24, 1981
    Assignee: Kraftwerk Union Aktiengesellschaft
    Inventors: Werner Trassl, Gerhard Purr, Helmut Scheffczyk