Patents by Inventor Helmut Schmollinger

Helmut Schmollinger 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).

  • Model for a casting mold
    Patent number: 5705204
    Abstract: A model for a casting mold, particularly for the casting of blade wheels for turbo-engines, includes multiple cores which can be fitted into one another. The cores have exterior rings, portions of blade duct cores and connector plates. The portions of the blade duct cores supplement one another.
    Type: Grant
    Filed: January 16, 1996
    Date of Patent: January 6, 1998
    Assignee: MTU Motoren- Und Turbinen-Union Friedrichshafen GmbH
    Inventors: Heinz Hofmeister, Helmut Schmollinger