US PATENT SUBCLASS 493 / 164
.~.~.~.~ Assembly of plural mandrels turning about fixed axis

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}
163  DF  .~.~.~ By mandrel on endless carrier {1}
164.~.~.~.~ Assembly of plural mandrels turning about fixed axis {2}
165  DF  .~.~.~.~.~> To form gable top on container
166  DF  .~.~.~.~.~> Folder driven by stationary cam

DEFINITION

Classification: 493/164

Assembly of plural mandrels turning about fixed axis:

(under subclass 163) Method or apparatus including a plurality of male forming members on each of which at least a portion of a sheet or web workpiece is bendingly stressed without thrust from the respective forming member, which forming members are mounted on a single support member, which support member is rigid and is adapted to turn continuously or be indexed about a pivot line to reposition the forming members.