The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 16, 2025
Filed:
Apr. 16, 2024
Nanjing Chervon Industry Co., Ltd., Nanjing, CN;
Yugang Cheng, Nanjing, CN;
Qiangqiang He, Nanjing, CN;
Jianzhong Liu, Nanjing, CN;
Jun Ji, Nanjing, CN;
Nanjing Chervon Industry Co., Ltd., Nanjing, CN;
Abstract
A power tool includes a tool body, an electric motor disposed in the tool body, and a battery interface configured to be connected to a battery pack for supplying power to the electric motor. The battery pack includes a housing; and a cell module disposed in the housing. The cell module includes multiple cells; a cell holder configured to support the multiple cells; and a circuit board electrically connected to at least the multiple cells. The battery pack further includes a terminal assembly electrically connected to at least the circuit board or the multiple cells and connecting the cell module to the battery interface for electric power transmission; and a silicone immersion coating applied to at least the cell module.