Consumable hot top

Claim 1

A HOT TOP ADAPTED TO TELESCOPICALLY FIT WITHIN THE TOP OF A MOLD COMPRISING A WALLED STRUCTURE OF CONSUMABLE MATERIAL HAVING A VERTICALLY EXTENDING AXIAL PASSAGE THERETHROUGH, SAID WALLED STRUCTURE HAVING UPPER AND LOWER PERIPHERAL EDGES SURROUNDING THE ENDS OF SAID PASSAGE, A PLURALITY OF PERIPHERALLY SPACED NOTCHES FORMED IN SAID LOWER EDGE AND EXTENDING UPWARDLY THEREFROM, EACH OF SAID NOTCHES DEFINED BY A PAIR OF OPPOSING UPWARDLY EXTENDING SIDE WALL SURFACES AND A TOP WALL SURFACE EXTENDING BETWEEN THE UPPER ENDS OF SAID SIDE WALL SURFACES, A U-SHAPED METAL CLIP LOCATED IN EACH NOTCH COMPRISING A PAIR OF SPACED LEGS CONNECTED BY A BIGHT PORTION, THE LEGS OF EACH CLIP EXTENDING PARALLEL TO AND LYING FLAT AGAINST THE SIDE WALL SURFACES OF THEIR RESPECTIVE NOTCH, THE BIGHT PORTION OF EACH CLIP EXTENDING ACROSS THE BOTTOM OF ITS RESPECTIVE NOTCH IN ALIGNMENT WITH SAID LOWER EDGE, AND SAID BIGHT PORTION SPACED BELOW THE TOP WALL SURFACE OF ITS RESPECTIVE NOTCH, THE UPPER END OF EACH LEG HAVING AN INTEGRAL FLANGE EXTENDING HORIZONTALLY OUTWARDLY THROUGH ONE OF SAID SIDE WALL SURFACES AND EMBEDDED IN SAID CONSUMABLE MATERIAL, EACH CLIP BEING SPACED A SUBSTANTIAL DISTANCE INWARDLY FROM THE OUTER PERIPHERAL SURFACE OF SAID WALLED STRUCTURES SO THAT IT WILL NOT BECOME FUSED TO THE MOLD DURING USE.