Carton setting up machine

Claim 1

A CARTON SETTING UP MACHINE FOR CARTON BLANKS HAVING A CENTRAL BOTTOM WALL BOUNDED BY OPPOSED PAIRS OF SCORED SIDE WALLS AND END WALLS, THE END WALLS EACH BEING PROVIDED WITH SCORED FLAPS AT EACH SIDE THEREOF, COMPRISING: A RIGID SUPPORTING FRAMEWORK; CONVEYOR MEANS ON SAID FRAMEWORK TO TRANSFER CARTON BLANKS ALONG THE LENGTH THEREOF; MEANS ON SAID FRAMEWORK TO APPLY GLUE TO A CARTON BLANK ON SAID CONVEYOR MEANS ALONG THE INNER SURFACES OF EACH SIDE WALL ADJACENT THE SIDE EDGES THEREOF; DIE MEANS MOUNTED ON SAID FRAMEWORK AT THE DISCHARGE END OF SAID WORKING FLIGHT; AND A COMPLEMENTARY PLUNGER MOUNTED ON SAID FRAMEWORK AT THE DISCHARGE END OF SAID WORKING FLIGHT, SAID PLUNGER BEING MOVABLE THROUGH SAID DIE MEANS IN COOPERATION THEREWITH TO EFFECT SUCCESSIVE FOLDING OF THE SCORED FLAPS, END WALLS AND SIDE WALLS AND TO COMPRESS THE PORTIONS OF SAID FLAPS AND SIDE WALLS SEPARATED BY A GLUE LINE IN A DIRECTION PERPENDICULAR TO THE PLANE OF THE GLUE LINE; SAID DIE MEANS COMPRISING: FIRST AND SECOND PAIRS OF OPPOSED MEMBERS PIVOTALLY MOUNTED ON SAID FRAMEWORK ABOUT RESPECTIVE AXES PARALLEL TO THE SCORED LINES BETWEEN THE END WALLS AND BOTTOM WALL OF A CARTON BLANK DELIVERED BY SAID CONVEYOR MEANS, SAID AXES BEING IN A PLANE PARALLEL TO THE BOTTOM WALL, THE MEMBERS OF EACH PAIR OF OPPOSED MEMBERS BEING MOUNTED IN ALIGNED POSITIONS, EACH MEMBER OF EACH PAIR HAVING A FIRST ELEMENT DIRECTED INWARDLY TOWARD ONE ANOTHER AND PARALLEL TO SAID AXES AND A SECOND ELEMENT INTERSECTING THE OUTER EDGE OF SAID FIRST ELEMENT TO FORM INWARDLY FACING CORNERS, THE CORNERS BEING LOCATED ALONG THE SCORED LINES BETWEEN THE CARTON FLAPS AND THE WALLS TO BE BENT THEREBY, THE ALIGNED FIRST ELEMENTS BEING SPACED APART, WHEN PARALLEL TO ONE ANOTHER, BY A DISTANCE EQUAL TO THE DISTANCE SEPARATING THE TOP EDGES OF THE WALLS BENT THEREBY DURING DOWNWARD MOVEMENT OF THE PLUNGER; AND A PAIR OF SHAFTS MOUNTED ON SAID FRAMEWORK FOR ROTATION ABOUT PARALLEL AXES PERPENDICULAR TO THE PIVOTAL AXES OF SAID PAIRS OF OPPOSED MEMBERS, SAID SHAFTS BEING ROTATED BEYOND SAID OPPOSED MEMBERS IN THE DIRECTION OF MOTION OF SAID PLUNGER, THE CLOSEST SEPARATION BETWEEN SAID SHAFTS BEING EQUAL TO THE SEPARATION OF THE SCORED LINES OF THE SIDE WALLS OF A CARTON BLANK.