Patent ID: 8661951
Filing Date: 2014-03-04
Classification: B27B,F02N,Y10T

Abstract:
1. A hand-guided power tool comprising: a drive motor; a drive element connected to the drive motor and driven in rotation by the drive motor; a working tool connected to the drive element and driven by the drive element; a braking device correlated with the drive element, wherein the braking device in a first state, in which the braking device is applied, blocks the drive element and in a second state, in which the braking device is released, releases the drive element so that the drive element can rotate freely; wherein the braking device comprises a brake lever; wherein the braking device comprises a sensor that detects the first and second states of the braking device; a control unit; wherein an output signal of the sensor as a state signal of the first state or the second state is supplied to the control unit; wherein the control unit, based on the state signal, controls devices of the power tool; at least one auxiliary device, wherein, based on the state signal, the at least one auxiliary device is controlled; wherein the power tool is a motor chain saw and wherein the at least one auxiliary device is a lubricating oil pump for chain oil.