RADIAL PLUNGER PUMPS Russian patent published in 2017 - IPC F04B1/04 F04B47/06 

FIELD: engines and pumps.

SUBSTANCE: invention relates to the field of pump and can be used as an auxiliary pump to hydraulically composition submersible plants for oil production. Radial piston pump comprises a housing with the cam ring, inside of which a drive shaft with axial channels and a plunger with radially extending pairs are installed. Retraction and the fluid supply to the plunger couples are done through the same axial passage and through the inlet and outlet valve. Each of the valves is designed as a hollow cylinder with radial holes for the locking elements. The inlet valve is located inside the exhaust valve.

EFFECT: radial-piston pump, with reduced diametrical dimensions, with a high channel capacity.

2 cl, 5 dwg