Horizontal box formers

Claim 1

A MACHINE FOR FORMING FOLDING BOXES FROM FLAT BOX BLANKS, THE MACHINE COMPRISING, IN COMBINATION, AN OPENENDED BOX FORMING DIE DISPOSED WITH ITS AXIS SUBSTANTIALLY HORIZONTAL; A HORIZONTAL BOX FORMING PLUNGER MOVABLE INTO, AND OUT OF, SAID DIE BY A STROKE SUFFICIENTLY LONG FOR THE PLUNGER END TO CLEAR THE MOUTH OF THE DIE BY A GAP WHEN RETRACTED, AND TO PROJECT FROM THE END OF THE DIE WHEN EXTENDED; A BOX REMOVAL MEANS COMPRISING A FIRST VACUUM CUP PIVOTALLY MOUNTED ABOUT A HORIZONTAL AXIS TRANSVERSE TO THE PLUNGER AND DIE AXES FOR ARCUATE MOVEMENT OF THE MOUTH OF THE CUP FROM A FIRST SUBSTANTIALLY VERTICAL POSITION IN WHICH IT LIES SUBSTANTIALLY IN THE PLANE OF THE END SURFACE OF THE EXTENDED PLUNGER INTO A SECOND SUBSTANTIALLY HORIZONTAL POSITION, SO AS TO REMOVE A BOX DRIVEN BY THE PLUNGER THROUGH THE DIE AND SIMULTANEOUSLY SET THE BOX UPRIGHT; A BLANK FEEDER COMPRISING A SECOND VACUUM CUP MOUNTED FOR SUBSTANTIALLY VERTICAL RECIPROCATING MOVEMENT THROUGH SAID GAP, THE PATH OF THE FEEDER CUP CROSSING THE PATH OF THE END OF THE PLUNGER; AND MEANS FOR OPERATING SAID PLUNGER, SAID REMOVAL MEANS AND SAID FEEDER IN TIMED RELATIONSHIP.