US PATENT SUBCLASS 493 / 447
.~.~.~.~ Including multiple reaction members each presenting one or more shaping edges

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

395  DF  BENDING {6}
405  DF  .~ Folding {13}
416  DF  .~.~ With means to advance work or product {8}
446  DF  .~.~.~ Folding by passive reaction member {2}
447.~.~.~.~ Including multiple reaction members each presenting one or more shaping edges {1}
448  DF  .~.~.~.~.~> And provision to allow one reaction member to move relative to another (e.g., zigzag folding, etc.)

DEFINITION

Classification: 493/447

Including multiple reaction members each presenting one or more shaping edges:

(under subclass 446) Method or apparatus including first means having a workpiece engaging surface to effect formation of a crease line, which first means is stationary during formation of a crease line; and including a second means having a workpiece engaging surface to effect formation of a crease line, which second means is stationary during formation of a crease line.