US PATENT SUBCLASS 493 / 203
.~.~.~.~ Composite heat sealing and severing

Current as of: June, 1999
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493 /   HD   MANUFACTURING CONTAINER OR TUBE FROM PAPER; OR OTHER MANUFACTURING FROM A SHEET OR WEB

51  DF  CONTAINER MAKING {2}
186  DF  .~ Pliable container (e.g., bag, envelope, etc.) {9}
189  DF  .~.~ Including heat sealing {9}
199  DF  .~.~.~ And cutting, breaking, tearing, or abrading {2}
203.~.~.~.~ Composite heat sealing and severing {1}
204  DF  .~.~.~.~.~> With vertical stacking of product

DEFINITION

Classification: 493/203

Composite heat sealing and severing:

(under subclass 199) Method or apparatus wherein the means for securing the surfaces is the same means that performs the piercing, ripping, or engagement by a crystalline tool, i.e., during operation the component that performs the securing is fixed to partake of the same motion as the component that performs the other operation.