Patents by Inventor Ci Zhang

Ci Zhang 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 and battery manufacturing method
    Patent number: 11831029
    Abstract: A battery and a battery manufacturing method are provided. The battery includes a main body portion, a cover plate assembly, a tab portion, and a connecting piece. The cover plate assembly is located on a top surface of the main body portion and includes a pole. The tab portion extends out from a side surface of the main body portion and is bent toward a first large surface of two opposite large surfaces of the main body portion. The connecting piece is bent into a first section, located on the top surface and connected with the pole, and a second section, parallel or almost parallel to the side surface and welded to a surface of one side of the tab portion facing or facing away from the main body portion. A surface where the connecting piece is connected with the second section is disposed opposite to the main body portion.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: November 28, 2023
    Assignees: CALB Co., Ltd., CALB Technology Co., Ltd.
    Inventors: Binwei Qi, Yongjie Zhang, Ci Zhang
  • BATTERY AND BATTERY MANUFACTURING METHOD
    Publication number: 20210359363
    Abstract: A battery and a battery manufacturing method are provided. The battery includes a main body portion, a cover plate assembly, a tab portion, and a connecting piece. The cover plate assembly is located on a top surface of the main body portion and includes a pole. The tab portion extends out from a side surface of the main body portion and is bent toward a first large surface of two opposite large surfaces of the main body portion. The connecting piece is bent into a first section, located on the top surface and connected with the pole, and a second section, parallel or almost parallel to the side surface and welded to a surface of one side of the tab portion facing or facing away from the main body portion. A surface where the connecting piece is connected with the second section is disposed opposite to the main body portion.
    Type: Application
    Filed: January 26, 2021
    Publication date: November 18, 2021
    Applicants: CHINA LITHIUM BATTERY TECHNOLOGY CO., LIMITED, CALB Technology Co., Ltd.
    Inventors: Binwei Qi, Yongjie Zhang, Ci Zhang