Roller spray apron

Claim 1

IN A ROLLER SPRAY APRON FOR CONTINUOUS CASTING MACHINES HAVING ROLLER BANKS DISPOSED SO AS TO FORM A CHANNEL OF RECTANGULAR CROSS SECTION TO SUPPORT AND RESTRAIN THE FOUR SIDES OF A CONTINUOUS METAL SLAB EMANATING FROM A CONTINUOUS CASTING MOLD, THE IMPROVEMENT OF PROVIDING ROLLER BANKS FOR THE WIDE SIDES OF SAID METAL SLAB COMPRISING A MULTIPLICITY OF CLOSELY SPACED PARALLEL CENTERLESS WORK ROLLERS MOUNTED WITHIN THE ROLLER SPRAY APRON ADJACENT TO EACH OF THE WIDE SIDES OF SAID METAL SLAB AND EXTENDING ACROSS THE FULL WIDTH THEREOF AT RIGHT ANGLES TO THE CENTERLINE THEREOF, A MULTIPLICITY OF SPACED NARROW-FACED BACK-UP ROLLS MOUNTED ON BACKER PLATES AND DISPOSED IN ROWS WITH THEIR AXES BETWEEN EACH OF SAID CENTERLESS ROLLERS ON THE SIDE THEREOF AWAY FROM SAID METAL SLAB WITH EACH OF SAID BACK-UP ROLLS BEARING AGAINST TWO ADJACENT CENTERLESS ROLLERS IN SUPPORT THEREOF, THERE BEING AT LEAST TWO BACK-UP ROLLS IN EACH OF SAID ROWS, AND FURTHER PROVIDING ROLLER BANKS DISPOSED ADJACENT EACH OF THE NARROW SIDES OF SAID METAL SLAB WHEREBY SAID RECTANGULAR CHANNEL IS FORMED.