Containers

Claim 1

A COLLAPSED CARTON UNFOLDABLE TO TUBULAR SHAPE IN OPEN CONDITION, COMPRISING A BODY HAVING FOUR SIDES AND COLLAPSED ALONG A DIAGONAL SO THAT ADJACENT SIDES OVERLIE EACH OTHER, SAID SIDES OF THE BODY BEING HINGEDLY CONNECTED ONE WITH ANOTHER AND EACH HAVING A CORRESPONDING BOTTOM CLOSING FLAP HINGEDLY CONNECTED AT ONE END, SAID FLAPS INCLUDING FIRST AND FOURTH FLAPS LYING ADJACENT ONE ANOTHER IN ONE PLANE AND SECOND AND THIRD FLAPS LYING ADJACENT ONE ANOTHER IN AN OVERLYING PLANE WITH THE SECOND FLAP OFFSET FROM SAID FIRST FLAP, A FLATTENED LINER BAG WITHIN SAID BODY HAVING ONE CLOSED END FORMED BY A SEAL ENTIRELY ACROSS THE BAG END AT RIGHT ANGLES TO THE SIDES OF THE FLATTENED BAG LOCATED BETWEEN THE OVERLYING BOTTOM CLOSING FLAPS, AND MEANS ADHERING THE CLOSED END OF SAID BAY ONLY TO SAID FIRST AND SECOND FLAPS AND TO THE PAIR OF OFFSET BODY SIDES CONNECTED TO SAID FIRST AND SECOND FLAPS, SAID ADHERING MEANS BEING SPACED FROM THE INNER EDGES OF THE SAID FIRST AND SECOND FLAPS TO PERMIT TWISTING OF THE LINER BAG WHEN THE CARTON IS UNFOLDED, WHEREBY DURING THE UNFOLDING AND SETTING UP OF THE CARTON TO OPEN CONDITION THE BOTTOM OF THE BAG IS DRAWN INTO THE CARTON BODY WITH A TWISTING MOTION AND THE SAID OFFSET FIRST AND SECOND FLAPS ADHERED TO THE BAG ARE DRAWN BY THE BAG TOWARDS EACH OTHER INTO OPPOSED RELATION AND BETWEEN THE THIRD AND FOURTH FLAPS SO THAT FINAL FOLDING OF SAID THIRD AND FOURTH FLAPS CAN BE EFFECTED BY INFOLDING.