US PATENT SUBCLASS 493 / 476
.~.~ Folder


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

468  DF  TOOL OR TOOL SUPPORT {7}
475  DF  .~ Adjustable {1}
476.~.~ Folder


DEFINITION

Classification: 493/476

Folder:

(under subclass 475) Method or apparatus wherein the means for engaging the workpiece or the means partaking of all motion of such workpiece engaging means serves to form a crease line in the workpiece by causing the workpiece to conform to the shape of that work engaging means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

405+, for apparatus including a folding tool combined with a reaction surface to cooperate with the folding tool in forming a crease line in a workpiece, and for the method of forming sheet or web work, generally.