WATER POST Russian patent published in 1997 - IPC

FIELD: supply of water from underground line. SUBSTANCE: water post has housing, pressure lever, drain branch pipe, pipe-rod, ejector, water receiver, flange with axial hole, valve-nozzle with nozzle portion, side holes and bead, spring, sealing member. Upper nozzle portion of valve-nozzle is freely coupled with lower end of ejector. Sealing member has tapering outer lateral surface which is engageable with tapering surface of lower portion of axial hole of water receiver flange. Lower generatrix of each hole of valve-nozzle is located on one straight line with generatrix of outer lateral surface of sealing member. EFFECT: enhanced efficiency. 3 cl, 1 dwg