Egg carton

Claim 1

AN EGG CARTON BLANK COMPRISING: FRONT AND REAR WALLS, FORWARD AND REAR BOTTOM PANELS CONNECTED ALONG FOLD LINES TO SAID FRONT AND REAR WALLS, RESPECTIVELY, A PAIR OF CENTRAL PANELS CONNECTED ALONG A FOLD LINE AND EACH HINGEDLY CONNECTED TO ONE OF SAID BOTTOM PANELS, MEANS JOINING SAID CENTRAL PANELS TOGETHER IN FACE TO FACE ENGAGEMENT TO FORM A CENTRAL DIVIDER PANEL, A PLURALITY OF CROSS PARITIONS EXTENDING BETWEEN SAID FRONT AND REAR WALLS, A SERIES OF COMPLEMENTARY INTERLOCKING ELEMENTS ON SAID CENTRAL DIVIDER PANELS AND CERTAIN OF SAID CROSS PARTITIONS FOR HOLDING SAID CENTRAL DIVIDER, PANEL AND SAID CERTAIN CROSS PARTITIONS IN SUBSTANTIALLY FIXED, UPRIGHT POSITION, MEANS FORMING ENLARGED SLOTS IN SAID CENTRAL DIVIDER PANELS ALTERNATING WITH INTERLOCKING ELEMENTS, SAID SLOTS BEING ALIGNED WITH OTHERS OF SAID CROSS PARTITIONS SO AS TO RECEIVE THEM INTERMEDIATE THE SIDES OF SAID SLOTS, MEANS FORMING A GENERALLY RECTANGULAR NOTCH IN SAID CENTRAL PANELS AT THE LOWER END OF EACH OF SAID SLOTS, EACH SAID NOTCH BEING ADAPTED TO RECEIVE ONE OF SAID OTHER CROSS PARTITIONS TO RETAIN IT GENERALLY UPRIGHT BUT TO ENABLE A LIMITED RANGE OF TRANSVERSE MOVEMENT THEREOF, AND MEANS FORMING A COMPLEMENTARY V-SHAPED NOTCH IN THE LOWER EDGE OF EACH OF SAID OTHER CROSS PARTITIONS FOR SNUGLY EMBRACING SAID CENTRAL DIVIDER PANEL AT THE LOWER EDGE OF SAID NOTCH.