US PATENT SUBCLASS 493 / 174
.~.~.~.~ And reciprocatory reaction member

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

51  DF  CONTAINER MAKING {2}
52  DF  .~ Rigid container (e.g., box, carton, cap, cup, etc.) {10}
162  DF  .~.~ Folding {7}
167  DF  .~.~.~ By plunger {6}
174.~.~.~.~ And reciprocatory reaction member

DEFINITION

Classification: 493/174

And reciprocatory reaction member:

(under subclass 167) Method or apparatus including use of a backing element against which the male forming member is adapted to force the work for bending, which backing element is adapted to move to-and-fro in a straight line or about a pivot point.