US PATENT SUBCLASS 493 / 200
.~.~.~.~ At separate station from heat sealing

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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}
200.~.~.~.~ At separate station from heat sealing {1}
201  DF  .~.~.~.~.~> With means to advance work or product {1}

DEFINITION

Classification: 493/200

At separate station from heat sealing:

(under subclass 199) Method or apparatus including one workpiece receiving location at which the surfaces are secured together by the application of thermal energy and another distinct workpiece receiving location at which the piercing, ripping, or engagement by as crystalline tool occurs.