Rolling mill

Claim 1

A VERTICAL ROLLING MILL, COMPRISING A HOUSING STRUCTURE HAVING TWO WINDOWS DISPOSED IN VERTICALLY-SPACED PARALLEL RELATIONSHIP, A PAIR OF ROLL CHOCKS POSITIONED IN EACH WINDOW, A PAIR OF GUIDE RAILS EXTENDING THROUGH ONE WINDOW AND INTO THE OTHER WINDOW, ONE CHOCK OF EACH PAIR BEING SLIDABLE VERTICALLY ON EACH GUIDE RAIL FOR MOVEMENT INTO AND OUT OF THE WINDOW, A ROLL JOURNALED IN THE CHOCKS CARRIED BY EACH GUIDE RAIL, A DRIVE SPINDLE EXTENDING DOWNWARDLY BENEATH EACH ROLL, A BASE UNDERLYING THE HOUSING STRUCTURE, TWO POSTS RIGIDLY ATTACHED TO AND EXTENDING UPWARDLY FROM THE BASE, SAID POSTS RESIDING IN OPPOSITE ENDS OF THE HOUSING STRUCTURE IN SMALL WINDOWS PROVIDED THEREFOR, EACH POST BEING OF GENERALLY RECTANGULAR HORIZONTAL CROSS-SECTIONAL FROM AND HAVING ITS LARGER DIMENSION EXTENDING TRANSVERSELY OF THE LARGE WINDOWS, EACH POST HAVING A VERTICAL SLOT EXTENDING THERETHROUGH LONGITUDINALLY OF THE LARGE WINDOWS, ROLL POSITIONING SCREWS MOUNTED IN THE HOUSING STRUCTURE AND EXTENDING THROUGH THE SLOTS INTO OPERATIVE RELATIONSHIP WITH THE CHOCKS, A THIRD CHOCK MEANS DETACHABLY JOINING EACH THIRD CHOCK TO A GUIDE RAIL, AND AN INTERMEDIATE MEMBER ROTATABLY CARRIED BY EACH THIRD CHOCK AND SERVING TO CONNECT THE ROLL TO THE SPINDLE.