Electromagnetic valve for automobile hydraulic braking system, has flow channel in valve seat provided with spiral groove, internal thread, or coiled spring for generation of turbulence

摘要

The electromagnetic valve (10) has a valve closure element (20) cooperating with a valve seat (22) provided with a flow channel (25) for a pressure medium, having a spiral groove or thread in its inside wall, or containing a coiled spring, for generation of turbulence in all positions of the valve closure element.