FIELD: food industry; drink dispensing equipment. SUBSTANCE: cock for reservoirs and barrels containing drinks has piston 6 set into operation by handle and coupling members 3 for drink 2 for gaseous pressure substance 8 and for connection to reservoir. Unloading valve 9 should be connected to inner space of 16 of cock to safety release pressure in cock inner space. EFFECT: improved safety in handling and dispensing of drinks. 3 cl, 3 dwg
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