FIELD: liquid supply and filtration. SUBSTANCE: device has filter installed in intake hose, airtight vessel with suction branch pipes connected by means of pipelines with ejector and air distributor made in the form of body with holes for communication with atmosphere, airtight vessel and with the help of pipeline with compressed air main line. Air distributor has cylindrical and conical cavity in which reciprocating rod is installed whose upper part is conical and lower part is below lower edge of suction branch pipes with rod in the lower position. EFFECT: higher efficiency. 1 dwg
