The ideal pump design for waterworks etc

A revolutionary rotary piston machine without bearings in the power train


Simple - robust - dry running - self priming - high efficient



The simple piston rotor of this pump

(only rotating pistons on sticks)


and the simple kinematic.

The smallest Wolfhart Pump

  ...and running

for low volume with an extremely good suction capability (up to 90% vacuum).

Video 1.11

newpumps.htm . .The basic function of the Wolfhart Principle etc

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