hi...maby you can get a ide from This??
With this small we have developed powerful steam-driven feedwater pump steam with a small amount of steam from the boiler can be diverted during the operation of water from a reservoir to be pumped into the boiler.
Length: 70 mm
Width: 0 mm
Height: 20 mm
Weight: 55 g
30 ml / min at 0.5 bar operating pressure
50 ml / min at 1.5 bar operating pressure
Against boiler pressure to 3 bar
Initial height to 1500 mm at 1.5 bar operating pressure
Horizontal or vertical mounting
Materials Inc., brass, copper, nickel silver
Self start 2 cylinder, double acting
Continuously variable speed, stop
Steam oiler upstream
Piston Ø 7 mm
Hub 7 mm
Piston Ø 3 mm
Hub 8 mm
Driven by gears
Ball check valve is required!