ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,506,203, issued on Dec. 23, was assigned to Contemporary Amperex Technology (Hong Kong) Ltd. (Hong Kong).

"End cover assembly, battery cell, battery pack and device" was invented by Yuanbao Chen (Ningde, China), Quankun Li (Ningde, China), Peng Wang (Ningde, China) and Lingyan Jiang (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to an end cover assembly, a battery cell, a battery pack and a device. The end cover assembly includes a cover assembly, a terminal assembly, a sealing piece and a first connected flow channel. The cover assembly is provided with an installation hole, and the installation hole penetr...