Roll dropping calender

Claim 1

THE COMBINATION IN A CALENDER OF A PAIR OF END FRAMES HAVING OPPOSED VERTICALLY EXTENDING WINDOWS THEREIN, A PAIR OF HORIZONTALLY DIRECTED ROLLS EXTENDING BETWEEN THE FRAMES AND POSITIONED ONE ABOVE THE OTHER, THE ROLLS HAVING REDUCED DIAMETER NECKS EXTENDING INTO THE WINDOWS OF THE FRAMES, A ROLL NECK JOURNAL BLOCK SURROUNDING EACH ROLL NECK AND SLIDABLY MOUNTED IN THE RESPECTIVE WINDOWS TO POSITION THE ROLLS AS AFORESAID, MEANS CARRIED BY THE UPPER PORTIONS OF THE FRAME FOR ADJUSTABLY POSITIONING THE JOURNAL BLOCKS OF THE UPPER ROLL TO CONTROL ITS CLEARANCE WITH THE LOWER ROLL, A SPACER BLOCK POSITIONED BETWEEN THE LOWER EDGE OF EACH WINDOW AND THE LOWER JOURNAL BLOCK IN EACH WINDOW, FLUID PRESSURE MOTOR MEANS CARRIED BY EACH END FRAME AND ENGAGEABLE TO RAISE THE LOWER JOURNAL BLOCK AT THE LOWER ROLL ENDS AWAY FROM THE SPACER BLOCKS AND TO THEREAFTER LOWER THE LOWER JOURNAL BLOCKS THE DISTANCE OF THE SPACER BLOCKS AND FOR RETURNING THE LOWER JOURNAL BLOCKS TO THEIR ORIGINAL POSITION, AND FLUID PRESSURE MOTOR MEANS FOR LATERALLY MOVING THE SPACER BLOCKS TO AND FROM A POSITION IN THE WINDOWS OR OUT OF THE WINDOWS AND INTO THE FRAMES.