Ratio pump and method

Details Ratio pump and method Ratio pump and method

1985-11-13

1987-08-04

Smith, Leonard E.

Pumps

Motor driven

Fluid motor

91265, 91341R, 91346, 91350, F04B 1100

Patent

active

046843329

ABSTRACT:
A ratio pump for delivering first and second liquid beverage components in a desired ratio comprising a motor and a pump driven by the motor. The first beverage component is pressurized and is used as the driving fluid for the motor. The second beverage component is pumped by the pump. The first beverage component is exhausted from the motor and delivered along with a second beverage component delivered by the pump. The motor, which may include a piston, requires a predetermined amount of the first beverage component in order to drive the pump to deliver a known volume of the second beverage component.

REFERENCES:
patent: 2945444 (1960-07-01), Leissner
patent: 3070023 (1962-12-01), Glasgow
patent: 3556688 (1971-01-01), Hammelmann et al.
patent: 4119113 (1978-10-01), Meginniss, III
patent: 4354806 (1982-10-01), McMillin et al.

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