US PATENT SUBCLASS 65 / 129
.~.~ Regulating or arresting of flow into or out of orifice


Current as of: June, 1999
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65 /   HD   GLASS MANUFACTURING

17.1  DF  PROCESSES {32}
126  DF  .~ Discharging molten glass downwardly through orifice {3}
129.~.~ Regulating or arresting of flow into or out of orifice {2}
130  DF  .~.~.~> With or by differential gas pressure {1}
132  DF  .~.~.~> With segregation prior to discharge


DEFINITION

Classification: 65/129

(under subclass 126) Processes which include the step of (1) regulating the rate of flow of, or (2) stopping the flow of, the molten glass through an orifice.

SEE OR SEARCH THIS CLASS, SUBCLASS:

183, for a glass working or treating apparatus which includes an extrusion die former with an upstream discharge assistant.

330+, for a molten glass dispensing apparatus including a reciprocating plunger-type discharge assistant.