Nanjing Chervon Industry Co., Ltd.

Qiangqiang He

Jianzhong Liu

Yugang Cheng

Jun Ji

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.

Growing community of inventors

Nanjing, China

Qiangqiang He