Ball plug for valves or taps with the function of washing the seat wherein it is housed

摘要

The present invention relates to a ball plug for taps or valves for controlling the flow of a fluid, comprising at least one main passage (15) adapted for placing inlet and outlet ducts in communication, and at least two secondary holes or passages (19, 20) adapted for placing the main passage (15) in fluid communication with the plug seat (13) in the valve body so that part of the inlet fluid is sucked towards the outlet duct passing through said seat.