APPARATUS AND METHODS TO DISPENSE FLUID FROM A BANK OF CONTAINERS AND TO REFILL SAME

摘要

A cascade system includes a manifold having a fluid outlet port to dispense
fluid and a fluid valve
engaged to the manifold. First and second fluid storage containers are coupled
to the manifold. The fluid
valve is configured to control a first fluid flow path between the second
fluid storage container and the
fluid outlet port.