Electrically driven screw driver, comprising swivel mounted front part working with bevel gear unit and bearing shaft positioned in right angle to drive shaft

摘要

A return bevel wheel is attached to a bearing shaft positioned in an angle to the rotation axis and engages with a first bevel gear located at the drive shaft as well as with a second bevel wheel joined to the output shaft. The bearing shaft, provided with ball bearings in the joining sleeve and in the drive housing serves as a clamping device securing the front part (1) in the chosen position to the screw driver (2).