| 摘要 |
<p>The impact screw driver has a drive shaft 15 with a shaft collar 27, on the annular shoulder of which are provided two V-shaped recesses 28, which are open axially in the direction away from the shaft collar 27. The annular shoulder of the shaft collar 27 forms a guideway 29a, 29b for each intermediate element 26 of the impact mechanism 17. The drive shaft 15 formed according to the invention can be produced by a non-cutting production method, particularly extrusion. <IMAGE></p> |
