US PATENT SUBCLASS 493 / 23
.~.~ To actuate folder

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

3  DF  CONTROL MEANS ENERGIZED IN RESPONSE TO ACTIVATOR STIMULATED BY CONDITION SENSOR {5}
8  DF  .~ Responsive to work material, the product or means engaging the work material or the product {13}
23.~.~ To actuate folder

DEFINITION

Classification: 493/23

To actuate folder:

(under subclass 8) Method or apparatus including regulating of apparatus comprising means to bendingly stress a workpiece beyond its elastic limit along a line to form a permanent crease along a predetermined line.

SEE OR SEARCH THIS CLASS, SUBCLASS:

405+, for folding of a sheet or web generally, and see the search notes thereunder for other search locations.