US PATENT SUBCLASS 493 / 428
.~.~.~.~.~.~.~.~ And cooperating, registering cylinder

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}
416  DF  .~.~ With means to advance work or product {8}
422  DF  .~.~.~ Continuous advance with folder moving with work {2}
424  DF  .~.~.~.~ Rotary folder {2}
425  DF  .~.~.~.~.~ Having radial folding blade {2}
426  DF  .~.~.~.~.~.~ Radially moving folding blade {1}
427  DF  .~.~.~.~.~.~.~ Fold off-roll-type folder {2}
428.~.~.~.~.~.~.~.~ And cooperating, registering cylinder {1}
429  DF  .~.~.~.~.~.~.~>.~.~ Plural folding blades {1}

DEFINITION

Classification: 493/428

And cooperating, registering cylinder:

(under subclass 427) Method or apparatus combined with another member turning about a second axis, which member includes a circular peripheral surface and including a workpiece receiving pocket, which other member is adapted to interfit with the first member so that as they turn about their respective axes the outwardly moving extension interfits with the pocket to effect formation of a crease line in a workpiece therebetween.