Southeast University

Nanjing Chervon Industry Co., Ltd.

Lei Tian

Aiguo Song

Masatoshi Fukinuki

Xiang Zhao

Guoming Tong

Lu Wang

Jun Le

Yezhen Han

Jiayu Li

Juan Wu

Liangzhe Wang

Haihua Hu

A power tool includes a shaft locking assembly and an electric motor. The shaft locking assembly includes a first state where a chuck is restrained from rotating and a second state where the chuck is released to rotate. The shaft locking assembly includes multiple locking portions and an execution portion. The multiple locking portions are formed on or connected to a drive shaft or the chuck. The execution portion is optionally engaged with at least one locking portion. When the execution portion moves to a first position, the execution portion is engaged with the at least one locking portion such that the shaft locking assembly is in the first state. The electric motor includes a stop state where the first position is in the at least one locking portion when the electric motor stops.

Power tool

Disclosed is a portable haptic feedback capacitive stylus for interaction on a mobile terminal, composing a tip, a sleeve ring, a first housing, a connecting cylinder, a second housing, an end-portion housing, a motor, a spring, a slider, a screw rod, a photoelectric code disc, a measurement and control module, a vibration touch module, and a power supply. The first housing comprises a front housing and a rear housing, and a limiting groove is disposed in an inner wall of the first housing. The tip is fixedly connected to one end of the connecting cylinder, and the other end of the connecting cylinder passes through an end-portion through-hole of the front housing.

Portable haptic feedback capacitive stylus for interaction on mobile terminal

Growing community of inventors

Nanjing, China

Lei Tian