US PATENT SUBCLASS 493 / 122
.~.~.~ Including use of work blank supply hopper

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}
121  DF  .~.~ Securing {6}
122.~.~.~ Including use of work blank supply hopper {2}
123  DF  .~.~.~.~> And use of vacuum to handle work {2}
126  DF  .~.~.~.~> And means to transfer blank to folder {1}

DEFINITION

Classification: 493/122

Including use of work blank supply hopper:

(under subclass 121) Method or apparatus including the use of a compartment to hold a substantial number of sheet or web workpieces as a ready supply for making a receptacle.

SEE OR SEARCH THIS CLASS, SUBCLASS:

181+, for making a container with folding and feeding a work blank from a hopper.