Flow control valve for a refrigerant distribution.Process for the supply of a glove of metal to a flow control valve for a refrigerant distribution.Process for the control of flow of the liquid and process for converting a valve of refrigerant distribution

摘要

A flow control apparatus and method, wherein the flow control is of the piston and sleeve type for use in a beverage dispensing valve and, wherein the liquid flow openings through the sleeve wall are slots rather than round holes, providing improved flow control. A method for inexpensively providing openings (preferably slots) in a metal sleeve comprising turning down and punching, is also described.