Carton folding or sealing apparatus

Claim 1

IN A CARTON FOLDING OR SEALING MACHINE, THE COMBINATION OF A FRAME GENERALLY DEFINING A CAVITY FOR RECEIVING A TUBED CARTON HAVING BOTTOM SIDE AND END FLAPS, A PAIR OF FOLDING ARMS EACH PIVOTALLY MOUNTED ADJACENT A RESPECTIVE END OF THE CAVITY FOR FOLDING THE BOTTOM END FLAPS TOWARD A FOLDED POSITION, A PAIR OF FOLDING MEMBERS EACH MOUNTED FOR MOVEMENT BETWEEN A LOWERED POSITION ADJACENT THE RESPECTIVE SIDE OF SAID CAVITY AND A RAISED POSITION FOR FOLDING THE BOTTOM SIDE FLAPS TO A SUBSTANTIALLY HORIZONTAL POSITION AGAINST THE BOTTOM END FLAPS, A PAIR OF SIDE GUIDE MEANS MOUNTED ADJACENT THE SIDES OF THE CAVITY FOR GUIDING THE SIDES OF THE TUBED CARTON INTO THE CAVITY IN ONE POSITION, AND MEANS ON AT LEAST ONE OF THE SIDE GUIDE MEANS FOR ENGAGING A RESPECTIVE FOLDING MEMBER WHEN IN RAISED POSITION FOR MOVING THE SIDE GUIDE MEANS TO A SECOND POSITION INWARDLY AGAINST THE CARTON FOR HOLDING THE CARTON IN POSITION WITH ITS BOTTOM FLAPS FOLDED.