IMPACT TOOL Russian patent published in 2017 - IPC B25D11/06 B25D17/24 

FIELD: machine building.

SUBSTANCE: invention relates to an impact tool. Tool comprises electric motor, which is arranged in tool housing, drive shaft, ring-shaped element, tool drive and counterweight. Ring-shaped element is mounted with possibility of rotation on drive shaft and driven to swing in working tool axial direction by means of drive shaft rotation. Tool drive is connected with ring-shaped element one end area in direction, transverse relative to working tool axial direction and driven to linearly move in working tool axial direction by means of ring element swinging motion. Counterweight has connection part with protrusion, which comes in contact with ring element outer edge in both working tool axial directions.

EFFECT: result is reduced vibration.

10 cl, 10 dwg