Patents by Inventor Hans R. Wuthrich

Hans R. Wuthrich 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: 5015809
    Abstract: A switch arrangement includes three identical insulating support frames in the tubular insulating housings of which one vacuum switching tube each is arranged. Parallel insulating wall elements, at which support elements are molded for drive parts of a spring force drive, project from the insulating housings. An output shaft of the spring force drive is supported at all insulating wall elements while the remaining drive parts are arranged at the insulating wall elements of the center insulating support frame.
    Type: Grant
    Filed: June 5, 1989
    Date of Patent: May 14, 1991
    Assignee: Sprecher Energie AG
    Inventor: Hans R. Wuthrich