Metering pump

Details Metering pump Metering pump

1986-01-31

1987-12-29

Smith, Leonard E.

Pumps

Expansible chamber type

Having pumping chamber pressure responsive distributor

1376372, 417507, F04B 2102

Patent

active

047157950

ABSTRACT:
In order to enable a conveying from a vacuum into a vacuum when metering liquid components of reaction resin compounds, a metering pump comprising a reciprocating displacement member is employed wherein the intake valve and the discharge valve are fashioned as dish valves controllable from the outside in constrained fashioned including valve stems coaxially seated in the pump head. No noteworthy wear of the valves occurs even when metering liquid components of reaction resin compounds having abrasive fillers.

REFERENCES:
patent: 979024 (1910-12-01), Moore
patent: 2367893 (1945-01-01), Sheen
patent: 4211345 (1980-07-01), Taubenmann

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