PULSATING PUMP Russian patent published in 2010 - IPC F04D11/00 F04F7/00 

FIELD: engines and pumps.

SUBSTANCE: proposed pump can be used to transfer fluids at pulsating rate. Proposed pump consists of suction and delivery pipelines 1 and 2, drive drum 3 with face walls 4, 5, filled with fluid. Drive drum 3 is fitted on said section and delivery pipelines 1, 2 to run in bearings 6 and 7. Elastic pipeline 8 is arranged on suction and delivery pipelines 1 and 2 in section 9 and 10 rigidly secured to the base of device 12 and 13. Ends of elastic pipelines are twisted relative to each other through angle and secured on pipelines 1 and 2. Pipeline 2 has branch pipe 11 arranged at angle φ = 178.5° - 179.5° to said pipeline, while one end of elastic pipeline 8 is secured to branch pipe 11. Drum 3 is driven via pulley 15.

EFFECT: pulsed feed.

2 dwg