Patents by Inventor Gabriele Schmidt

Gabriele 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).

  • Glow plug with zirconium dioxide coating and nicraly adhesive layer
    Patent number: 5645742
    Abstract: Glow plug with a heating rod formed of an inner pole (2) and a glow tube (5) in which there is heating element (3) which is electrically connected to the inner pole (2). At least in the area of its tip, the glow tube (5) is provided with a coating (7) of ceramic material, especially yttrium-stabilized zirconium dioxide which has a subsurface or adhesive layer (6) of NiCrAlY which is directly provided on the glow tube (5).
    Type: Grant
    Filed: June 12, 1995
    Date of Patent: July 8, 1997
    Assignee: Beru Ruprecht GmbH & Co. KG
    Inventors: Gabriele Schmidt, Karl-Heinz Schmidt, Hans Delesky
  • Glow plug with protective coating
    Patent number: 5626781
    Abstract: Glow plug with a heating rod formed of an inner pole (2) and a glow tube (5), in which a heating element (3) is located which is electrically connected to the inner pole (2). The glow tube (5) is provided with protective coating (6) at least in the area of its tip. The protective coating is selected from the group consisting of materials which include NiCrAlY, CoCrAlY, CoNiCrAlY, NiCrAl, NiCr, NiCrFe and NiCrWCo.
    Type: Grant
    Filed: March 28, 1996
    Date of Patent: May 6, 1997
    Assignee: Beru Ruprecht GmbH & Co.
    Inventors: Gabriele Schmidt, Karl-Heinz Schmidt, Hans Delesky