PERISTALTIC SINE PUMP Russian patent published in 2009 - IPC F04B43/12 

FIELD: engines and pumps.

SUBSTANCE: invention relates to pump production and can be used for pumping over whatever liquid and viscous media, both conducting and non-conducting. The proposed peristaltic pump comprises, at least, one working chamber accommodating a membrane made up of two pumps, each attached, by one its side, to the working chamber wall, and, on the other side, the membrane tubes are interconnected to form a membrane wall. The latter is jointed to the frames fitted all over its length to reciprocate to impart a wavy motion to the membrane wave. The proposed pump can be incorporated with various drives.

EFFECT: higher efficiency and higher produced pressure.

5 cl, 9 dwg