US PATENT SUBCLASS 493 / 456
.~.~.~ Including multiple shaping edges on reaction member

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}
405  DF  .~ Folding {13}
455  DF  .~.~ By passive reaction member {2}
456.~.~.~ Including multiple shaping edges on reaction member

DEFINITION

Classification: 493/456

Including multiple shaping edges on reaction member:

(under subclass 455) Method or apparatus including means having a first workpiece engaging surface to effect formation of a crease line and having a second workpiece engaging surface to effect formation of a crease line.