Patents by Inventor Tongxin Chang

Tongxin Chang 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 casing, method for manufacturing the same, and device containing battery casing
    Patent number: 11799153
    Abstract: The present disclosure discloses a battery casing, a method for manufacturing the same, and a device including a battery casing. A battery casing includes a casing body, a plurality of battery cells accommodated in the casing body, and a fire protection plate which is disposed inside the casing body at least corresponding to the plurality of battery cells and includes a thermal aerosol fire protection layer which includes an aerosol generating agent, wherein a total mass A of the aerosol generating agent in the casing body and a free space volume B of the casing body satisfy a relationship as represented by 0.03 g/L?A/B?8 g/L.
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: October 24, 2023
    Assignee: Contemporary Amperex Technology Co., Limited
    Inventors: Tongxin Chang, Tianming Chen, Ruiqi Han, Zhiming Chen
  • BATTERY CASING, METHOD FOR MANUFACTURING THE SAME, AND DEVICE CONTAINING BATTERY CASING
    Publication number: 20220115720
    Abstract: The present disclosure discloses a battery casing, a method for manufacturing the same, and a device including a battery casing. A battery casing includes a casing body, a plurality of battery cells accommodated in the casing body, and a fire protection plate which is disposed inside the casing body at least corresponding to the plurality of battery cells and includes a thermal aerosol fire protection layer which includes an aerosol generating agent, wherein a total mass A of the aerosol generating agent in the casing body and a free space volume B of the casing body satisfy a relationship as represented by 0.03 g/L?A/B?8 g/L.
    Type: Application
    Filed: December 20, 2021
    Publication date: April 14, 2022
    Applicant: Contemporary Amperex technology Co., Limited
    Inventors: Tongxin Chang, Tianming Chen, Ruiqi Han, Zhiming Chen