Fluid handling – Systems – Multi-way valve unit
Patent
1978-12-18
1980-11-18
Rosenthal, Arnold
Fluid handling
Systems
Multi-way valve unit
13762548, 251 636, 251367, F16K 2704
Patent
active
042340152
ABSTRACT:
A four-way valve powered by a single pneumatic power unit enclosed in a cylindrical portion which is detachably secured to a second cylindrical portion which encloses three or more pistons whose piston rod is directly connected to that of the power unit. An inlet port in the second cylindrical portion alternately discharges milk or other liquid through one of two outlet ports on the other side thereof, depending upon the position of the operating piston of the power unit. At the same time, inlet and outlet ports are open for the flow of a second type of liquid, such as cream, across the second cylindrical portion.
REFERENCES:
patent: 948725 (1910-02-01), Freeman
patent: 3052444 (1962-09-01), Kintner
patent: 3415282 (1968-12-01), Zoludow
patent: 3625246 (1971-12-01), Reaves
Rosenthal Arnold
Ruano William J.
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