Egg carton set-up machine

Claim 1

APPARATUS FOR SETTING UP A COLLAPSED PAPER BOARD CARTON BLANK INTO AN ERECTED CELLULAR CARTON, SAID BLANK BEING OF THE TYPE CHARACTERIZED BY A CONNECTED SERIES OF PANEL MEMBERS ADAPTED TO BE ERECTED INTO SIDE WALL FORMING PANEL MEMBERS AND A BOTTOM WALL FORMING MEMBER OF AN ERECTED CARTON AND INCLUDING CROSS PARTITION FORMING MEMBERS FOLDABLE OUT OF THE PLANE OF A TOP WALL FORMING MEMBER INTO INTERLOCKING ENGAGEMENT WITH SAID BOTTOM WALL FORMING MEMBER; SAID APPARATUS COMPRISING A SUPPORTING FRAME INCLUDING A SET-UP ZONE, A SET-UP HEAD MOUNTED FOR MOVEMENT ALONG SAID SUPPORTING FRAME TO AND FROM SAID SET-UP ZONE, A PLURALITY OF PIVOTALLY MOUNTED FOLDING PLATES MOUNTED ON SAID HEAD FOR ENGAGEMENT WITH AND FOLDING SAID CROSS PARTITION FORMING MEMBERS IN SAID SET-UP ZONE, MEANS FOR MOVING SAID SET-UP HEAD TO AND FROM SAID SET-UP ZONE AND BEING OPERABLE TO HOLD SAID SET-UP HEAD SUBSTANTIALLY STATIONARY IN SAID SET-UP ZONE DURING OPERATION OF SAID FOLDING PLATES TO FOLD SAID CROSS PARTITION FORMING MEMBERS, MEANS FOR DISPOSING A CARTON BLANK IN SAID SET-UP ZONE WITH SAID CROSS PARTITION FORMING MEMBERS IN ENGAGEMENT WITH SAID SET-UP HEAD, MOVABLE TUCKING MEANS ENGAGEABLE WITH SAID BOTTOM WALL FORMING MEMBER TO MOVE THE LATTER TOWARD SAID SET-UP HEAD AND