Patents by Inventor Walter Eberhard

Walter Eberhard 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).

  • Electrical apparatus plug
    Patent number: 4959025
    Abstract: Three terminal prongs are anchored in the base (1) of the apparatus plug. For a bipolar fuse protection thereof two safety fuse cartridges (10) are located in a fuse carrier (8) in a separate adjacent base compartment (7) into which fuse carrier (8) can be inserted and be withdrawn and which opens over the upper side of the base and has a selected depth for a minimal mounting depth. The bottom cap (12) of the safety fuse cartridge rests against a bottom contact terminal (14) located fixed at the bottom of the base compartment with a connecting lug (15) extending towards the outside of the base and electrically connected with a connecting lug of one terminal prong (4).
    Type: Grant
    Filed: August 28, 1989
    Date of Patent: September 25, 1990
    Assignee: Feller AG
    Inventors: Walter Eberhard, Andre Simmler