US PATENT SUBCLASS 137 / 324
.~.~ With core ejectors

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

315  DF  WITH REPAIR, TAPPING OR ASSEMBLY MEANS {6}
317  DF  .~ Tapping a pipe, keg, or apertured tank under pressure {4}
324.~.~ With core ejectors {1}
325  DF  .~.~.~> Impact operated

DEFINITION

Classification: 137/324

(under subclass 317) Devices in which the system is closed by a bung or cork or other frictionally held closure and the connectable part has a portion, usually tapered, which enters the opening so closed and pushes or drives out the closure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

319, for similar devices in which the closure though driven entirely from the opening, remains impaled on or secured to the tapping device.

SEE OR SEARCH CLASS

222, Dispensing,

80+, for similar devices comprising dispensers.