US PATENT SUBCLASS 493 / 455
.~.~ By passive 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.~.~ By passive reaction member {2}
456  DF  .~.~.~> Including multiple shaping edges on reaction member
457  DF  .~.~.~> And cooperating reciprocatory folder

DEFINITION

Classification: 493/455

By passive reaction member:

(under subclass 405) Method or apparatus utilizing the energy of a moving sheet or web workpiece by use of means to effect the formation of a crease line, which means is stationary during formation of the crease line.