Furnaces for electrolytic production of aluminum

Claim 1

IN A FURNACE HOUSE FOR FURNACES USED IN THE ELECTROLYTIC PRODUCTION OF ALUMINUM, THE COMBINATION COMPRISING A FLOOR PROVIDED WITH A PLURALITY OF OPENINGS, GENERALLY RECTANGULAR POTS IN SAID OPENINGS RESPECTIVELY HAVING THEIR TOPS SUBSTANTIALLY AT THE LEVEL OF THE FLOOR AND ARRANGED IN A STRAIGHT ROW EXTENDING ALONG ALIGNED LONGITUDINAL AXES OF THE POTS, SAID FLOOR INCLUDING PARTS IN THE FORM OF CANTILEVERS EXTENDING TRANSVERSELY OF SAID LONGITUDINAL AXES FROM ANCHORAGES TOWARDS REGIONS BETWEEN SUCCESSIVE POTS IN THE ROW, EACH PAIR OF CANTILEVERS WHICH EXTEND FROM OPPOSITE DIRECTIONS TOWARDS THE CORRESPONDING REGION BEING SPACED AT SAID REGION, ANODES DIPPING INTO THE POTS, AND STRUCTURES FOR SUPPORTING SAID ANODES, EACH STRUCTURE BEING LOCATED IN THE CORRESPONDING REGION BETWEEN ADJACENT POTS IN THE ROW AND SUPPORTING THE ANODES IN SAID ADJACENT POTS, SAID STRUCTURE INCLUDING A PAIR OF PILLAR MEANS EXTENDING UPWARDLY FROM THE CANTILEVERS RESPECTIVELY AT SAID CORRESPONDING REGION AND LOCATED BETWEEN THE VERTICAL PLANES OF THE LONGITUDINAL SIDES OF THE POTS PERMITTING SERVICING OF THE POTS ALONG THEIR LONGITUDINAL SIDES BY THE TRAVEL OF SERVICING DEVICES, SUCH AS CRUST-BREAKERS, ALONG SAID LONGITUDINAL SIDES FROM ONE POT TO THE NEXT WITHOUT OBSTRUCTION FROM SAID PILLAR MEANS.