Patents by Inventor Wenya Pi

Wenya Pi 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).

  • Battery cover assembly and battery having the same
    Patent number: 8802279
    Abstract: A battery and a battery cover assembly thereof are provided. The battery cover assembly comprises a cover (1) having a through hole; an extraction electrode terminal (3); and an insulating seal member disposed between the cover and the extraction electrode terminal. The extraction electrode terminal (3), starting from its top, includes a columnar seal part (31), a position part (32) and a weld part (33) that are consecutively connected together, the columnar seal part (31) passing through the through hole of the cover and having a seal groove formed along a circumferential surface thereof, the position part (32) having a horizontally-oriented platform, and the weld part (33) having a sheet-like shape and being perpendicular to the horizontally-oriented platform of the position part.
    Type: Grant
    Filed: June 26, 2012
    Date of Patent: August 12, 2014
    Assignees: Shenzhen BYD Auto R&D Company Limited, BYD Company Limited
    Inventors: Luxia Jiang, Dongna Shi, Wenya Pi, Qing Lai, Jianhua Zhu
  • Battery safety vent and battery with the same
    Patent number: 8357462
    Abstract: The present invention disclosed a battery safety vent comprising: an explosion-proof film fixed on a battery cover plate, a safety vent cover covering the explosion-proof film and having a pressure release aperture, and an explosion-proof pin disposed on top of the safety vent cover, in which a free head of the pin is blunt and points to the explosion-proof film. The present invention further disclosed a battery having the above battery safety vent.
    Type: Grant
    Filed: October 27, 2011
    Date of Patent: January 22, 2013
    Assignee: BYD Company Limited
    Inventors: Jianhua Zhu, Qing Lai, Wenya Pi, Luxia Jiang
  • BATTERY COVER ASSEMBLY AND BATTERY HAVING THE SAME
    Publication number: 20130004834
    Abstract: A battery and a battery cover assembly thereof are provided. The battery cover assembly comprises a cover (1) having a through hole; an extraction electrode terminal (3); and an insulating seal member disposed between the cover and the extraction electrode terminal. The extraction electrode terminal (3), starting from its top, includes a columnar seal part (31), a position part (32) and a weld part (33) that are consecutively connected together, the columnar seal part (31) passing through the through hole of the cover and having a seal groove formed along a circumferential surface thereof, the position part (32) having a horizontally-oriented platform, and the weld part (33) having a sheet-like shape and being perpendicular to the horizontally-oriented platform of the position part.
    Type: Application
    Filed: June 26, 2012
    Publication date: January 3, 2013
    Inventors: Luxia Jiang, Dongna Shi, Wenya Pi, Qing Lai, Jianhua Zhu
  • BATTERY SAFETY VENT AND BATTERY WITH THE SAME
    Publication number: 20120040215
    Abstract: The present invention disclosed a battery safety vent comprising: an explosion-proof film fixed on a battery cover plate, a safety vent cover covering the explosion-proof film and having a pressure release aperture, and an explosion-proof pin disposed on top of the safety vent cover, in which a free head of the pin is blunt and points to the explosion-proof film. The present invention further disclosed a battery having the above battery safety vent.
    Type: Application
    Filed: October 27, 2011
    Publication date: February 16, 2012
    Inventors: Jianhua ZHU, Qing Lai, Wenya Pi, Luxia Jiang