Nanjing Chervon Industry Co., Ltd.

Nanjing Chevron Industry Co., Ltd.

Dongrong Qiu

Liang Chen

Hongwei Wang

Xiangqing Fu

Weipeng Chen

Qian Xu

Wencheng Li

Dong Cao

Chongyang Tu

A power tool includes a brushless motor including several windings, a drive circuit for driving the brushless motor, a detection device for detecting the brushless motor so as to obtain a load parameter corresponding to a load of the brushless motor, and a controller for outputting a first control signal to reduce current of the brushless motor in a first slope when the load parameter exceeds a first preset range.

Power tool

A power tool includes a housing, a power output element for outputting power, a motor for driving the power output element to output power, and a surface light source device for providing illumination. The surface light source device is mounted on the housing and the surface light source device includes a light exit surface allowing the surface light source device to emit light.

Growing community of inventors

Nanjing, China

Dongrong Qiu