US PATENT SUBCLASS 493 / 399
.~.~.~.~ Folding along score line

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

395  DF  BENDING {6}
396  DF  .~ Form-scoring {3}
397  DF  .~.~ With folding {1}
398  DF  .~.~.~ Plural work stations {1}
399.~.~.~.~ Folding along score line

DEFINITION

Classification: 493/399

Folding along score line:

(under subclass 398) Method or apparatus wherein a line is first pressed into the sheet or web and subsequently a crease is formed along that line.