Patents by Inventor Mark W. Schmidt

Mark W. Schmidt 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).

  • Safety switch with integrated auxiliary power supply and convenience receptacle
    Patent number: 7450369
    Abstract: An enclosed switching apparatus includes an enclosure and a primary power supply disconnect mounted in the enclosure. The primary power supply disconnect has first and second terminals, the first terminals are electrically connectable to a primary power source and the second terminals are electrically connectable to a load. An auxiliary power supply unit includes an auxiliary power supply disconnect having third and fourth terminals. The third terminals are electrically connectable to the primary power source. A transformer has fifth and sixth terminals, the fifth terminals are electrically connected to the fourth terminals of the auxiliary power supply disconnect. An auxiliary fusible element has seventh and eighth terminals, the seventh terminal is electrically connected to one of the sixth terminals of the transformer. A receptacle has ninth terminals thereon. One of the ninth terminals is electrically connected to the eighth terminal of the auxiliary fusible element.
    Type: Grant
    Filed: August 30, 2005
    Date of Patent: November 11, 2008
    Assignee: Eaton Corporation
    Inventors: William E. Wilkie, II, Richard D. Prohaska, Warren C. Sipe, Mark W. Schmidt, Brendan A. Foley, Douglas R. Bender, Eddie D. Carson