Patents by Inventor André Dunse

André Dunse 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: 8383996
    Abstract: The invention concerns an electrical cartridge heater (1) with supply cable (7), wherein the cartridge heater (1) comprises a metal jacket (2), in which at least one electrical conductor (3) is arranged in an insulated fashion, which conductor is connected with a metal terminal pin (6) protruding from the jacket (2), wherein the supply cable (7) is exposed at an end region, is enclosed in the exposed region by a housing, wherein the housing encloses a contact bush (10) fixed at the free end of the supply cable (7), into which contact bush the terminal pin (6) can be inserted or is inserted, wherein finally the housing is connected or can be connected immediately detachably with the cartridge heater (1), which while keeping the advantage of the easy exchangeability of the cartridge heater without supply cable, secures a simplified manufacture, a safe assembly and a high tightness against environmental influences such as hydraulic oil, splash or surge water.
    Type: Grant
    Filed: December 14, 2010
    Date of Patent: February 26, 2013
    Assignee: Hotset Heizpatronen U. Zubehoer GmbH
    Inventors: Hendrik Woelper, André Dunse
  • Publication number: 20110139768
    Abstract: The invention concerns an electrical cartridge heater (1) with supply cable (7), wherein the cartridge heater (1) comprises a metal jacket (2), in which at least one electrical conductor (3) is arranged in an insulated fashion, which conductor is connected with a metal terminal pin (6) protruding from the jacket (2), wherein the supply cable (7) is exposed at an end region, is enclosed in the exposed region by a housing, wherein the housing encloses a contact bush (10) fixed at the free end of the supply cable (7), into which contact bush the terminal pin (6) can be inserted or is inserted, wherein finally the housing is connected or can be connected immediately detachably with the cartridge heater (1), which while keeping the advantage of the easy exchangeability of the cartridge heater without supply cable, secures a simplified manufacture, a safe assembly and a high tightness against environmental influences such as hydraulic oil, splash or surge water.
    Type: Application
    Filed: December 14, 2010
    Publication date: June 16, 2011
    Inventors: Hendrik WOELPER, André Dunse