US PATENT SUBCLASS 493 / 260
.~.~.~ Closing of flap

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}
243  DF  .~.~ Including folding {8}
260.~.~.~ Closing of flap {1}
261  DF  .~.~.~.~> Multiple flaps {1}

DEFINITION

Classification: 493/260

Closing of flap:

(under subclass 243) Method or apparatus comprising manipulation of a projecting portion of the workpiece about a crease line to serve to restrict access to the interior of the formed receptacle.