Proportional pumping apparatus

Dispensing – Plural sources – compartment – containers and/or spaced jacket – Interconnected discharge volume varying means

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Details

417429, 60579, 60581, 222135, B67D 556, B67D 552, F04B 2306

Patent

active

043124631

ABSTRACT:
Apparatus for delivering highly viscous liquids from a pair of containers for mixing together, including a metering pump mounted on each of the containers, an air motor connected to one of the metering pumps, a master hydraulic cylinder connected to the air motor and a slave hydraulic cylinder connected to the other metering pump such that as the air motor drives one of the metering pumps in a stroke, the hydraulic cylinders move the other metering pump in its stroke.

REFERENCES:
patent: 646316 (1900-03-01), Ross
patent: 2946488 (1940-07-01), Kraft
patent: 3207378 (1965-09-01), Trumbell et al.
patent: 3474965 (1969-10-01), Coleman
patent: 3610783 (1971-10-01), Crouchen
patent: 3642175 (1972-02-01), Robbins

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