US PATENT SUBCLASS 493 / 422
.~.~.~ Continuous advance with folder moving with work

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}
422.~.~.~ Continuous advance with folder moving with work {2}
423  DF  .~.~.~.~> Folding by endless belt
424  DF  .~.~.~.~> Rotary folder {2}

DEFINITION

Classification: 493/422

Continuous advance with folder moving with work:

(under subclass 416) Method or apparatus including means to cause the workpiece to continue movement without stopping during the time the crease line is formed wherein the means to apply stress and form a crease line includes a work engaging surface that is also in motion so that during such application of stress the work engaging surface includes a component of movement with the movement of the workpiece.