公开(公告)号：US20240313375A1

公开(公告)日：2024-09-19

申请号：US18676852

申请日：2024-05-29

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Siwei GAO ,  Fang LI ,  Shengwang CHEN ,  Fan CHEN ,  Lianfu CHEN ,  Xin YANG ,  Zhiyong GUO ,  Donghua FAN

IPC: H01M50/588 ,  H01M50/184 ,  H01M50/186 ,  H01M50/249

CPC classification number: H01M50/588 ,  H01M50/184 ,  H01M50/186 ,  H01M50/249

Abstract: A battery cell includes a housing, an electrode assembly, and an electrode lead-out portion. The housing is provided with a sealed area at an edge. The electrode assembly is accommodated in the housing, and the electrode assembly includes a main body portion and a tab connected to the main body portion. At least a portion of the electrode lead-out portion is electrically connected to the tab to form a connection portion, and at least a portion of the connection portion is located in the sealed area.

公开(公告)号：US20170256765A1

公开(公告)日：2017-09-07

申请号：US15257503

申请日：2016-09-06

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Fang LI ,  Huan GAO ,  Wei WANG ,  Dongyan ZHAO

IPC: H01M2/12 ,  H01M10/0525

CPC classification number: H01M2/1241 ,  H01M2/021 ,  H01M2/0212 ,  H01M2/0217 ,  H01M2/0275 ,  H01M2/0287 ,  H01M10/0525 ,  H01M2200/20

Abstract: An anti-explosion package of soft-packed secondary battery, including: upper film, lower film, packaging area and anti-explosion area, an outer edge of upper film and lower film are sealed to form hollow cavity for accommodating naked battery core; packaging area is provided on at least one outer edge of upper film and lower film, anti-explosion area is arranged in packaging area, packaging areas of upper film and lower film are adhered together except location of anti-explosion area, so that upper film and lower film are sealed at this side, anti-explosion area includes opening area and transition area successively arranged in a direction from an edge of packaging area close to hollow cavity to an edge away from hollow cavity; portion of the upper film and lower film at opening area is not adhered, portion located at transition area is adhered with intensity less than transition area.