The present invention provides an electronic wrench (100) and wireless connection and charge module (3) thereof. The wireless connection and charge module (3) is detachably combined to the electronic wrench (100) and electrically connected with the sense c...

Bei einer Handwerkzeugmaschine (100), insbesondere einem Schrauber, mit einer Arbeitsfeldbeleuchtung (160) und einem länglichen Gehäuse (110), in dem eine Antriebseinheit (142) angeordnet ist, die zumindest einen Antriebsmotor (140) zum Antrieb einer Wer...

A tightening device (20) and a tightening method are able to check that a fastening member has been fastened to a desired set torque or greater after being tightened, without loosening the fastening member. The tightening device (20) executes a first tight...

Providing an electric tool that can reliably detect the occurrence of the motor-lock and can prevent the damage of the motor without adding a sensor and/or a circuit. The electric tool is powered by a secondary battery as a power source, and includes: an o...

A power tool includes a tool body having an output member that drives an accessory. An end effector is coupled for rotation with the output member. A light source is disposed on the end effector. A primary coil assembly is configured on the tool body and m...

The present invention provides a high current pulse generator for DC powered devices. The generator includes batteries as the power source that charges supercapacitors as well as provides power to the loads as required. During charging, the supercapacitors...