Patents by Inventor Erwin Raabe

Erwin Raabe 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).

  • Patent number: 4598744
    Abstract: A universal machine for the wood and/or synthetic plastic working has a base model for mounting of various working aggregates which can also be used as independent working aggregates, and includes a working motor supported in a height-adjusting device inside a machine housing and having a motor shaft whose ends are formed as working spindles, wherein said working motor is turnable by a turning device from a horizontal position to a vertical position, and a machine housing which surrounds the working motor at its all sides has a plurality of fixedly integrated horizontal mounting surfaces for the working aggregate.
    Type: Grant
    Filed: March 12, 1984
    Date of Patent: July 8, 1986
    Assignee: Stephan-Werke GmbH
    Inventors: Antonie Bons, Erwin Raabe