Volumetric Pump displacement with a Drive Unit and a Pumping unit with multiple cameras work with multiple elements of Travel, with at least three cylinders, where the effect is double Pumping Unit; Unit Pump; Pump performance.

摘要

A positive displacement pump includes a drive unit and a pump unit. The pump unit comprises a plurality of working chambers, a plurality of displacement elements, and at least three cylinders. The pump unit is configured to be double-acting.