US PATENT SUBCLASS 137 / 318
.~.~ With aperture forming means


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}
318.~.~ With aperture forming means


DEFINITION

Classification: 137/318

(under subclass 317) Devices in which the connectable means carries a cutter or punch for making the opening in the closed system through which flow will occur. The aperture may be formed at the time the connection is placed, or subsequently by operation of means carried by the connectable means.

SEE OR SEARCH CLASS

222, Dispensing,

80+, for dispensers having means to form an aperture in the supply container or receiver, and see section 19 of the main class definition for collected notes on this subject matter.

408, Cutting by Use of Rotating Axially Moving Tool, appropriate subclasses for cutting in that class manner in the absence of fluid handling structure, except when fluid handling is ancillary to the cutting operation. For cutting of Class 408 combined with ancillary fluid handling, search

56+, of Class 408.