Patents by Inventor Xinxia Gao

Xinxia Gao 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).

  • Residual current protection device
    Patent number: 8817443
    Abstract: A residual current protection device comprises: an arc guiding plate, which is configured to guiding an arc generated during contacts breaking to an arc extinguishing unit. Wherein, the arc extinguishing unit includes an arc extinguishing channel, configured to extinguish the arc; and an enhanced arc extinguisher, disposed between the extinguishing channel and the arc guiding plate, for impelling the arc into the extinguishing channel.
    Type: Grant
    Filed: April 14, 2010
    Date of Patent: August 26, 2014
    Assignee: ABB SpA
    Inventors: Xinxia Gao, Wei Jiang, Lizhong Ji
  • Residual Current Protection Device
    Publication number: 20130021711
    Abstract: A residual current protection device comprises: an arc guiding plate, which is configured to guiding an arc generated during contacts breaking to an arc extinguishing unit. Wherein, the arc extinguishing unit includes an arc extinguishing channel, configured to extinguish the arc; and an enhanced arc extinguisher, disposed between the extinguishing channel and the arc guiding plate, for impelling the arc into the extinguishing channel.
    Type: Application
    Filed: April 14, 2010
    Publication date: January 24, 2013
    Applicant: ABB SpA
    Inventors: Xinxia Gao, Wei Jiang, Lizhong Ji