Method of leveling work material

Claim 1

THE METHOD OF TREATING SHEET AND STRIP MATERIAL IN BACKED-UP ROLLER LEVELERS, COMPRISING BENDING THE MATERIAL IN A MULTIPLICITY OF WAVES TRANSVERSELY TO THE DIRECTIONOF MOVEMENT OF THE MATERIAL BETWEEN TWO COOPERATING BANKS OF STRAIGHTENING ROLLS, FORMING A FIRST SERIES OF ALTERNATE HALF-WAVES OF VARYING TRANSVERSE AMPLITUDE IN THE WORK MATERIAL BY SELECTIVELY DEFLECTING ONE BANK OF STRAIGHTENING ROLLS TO STRETCH A FIRST GROUP OF SPACED APART LOCALIZED AREAS ACROSS THE WIDTH OF THE MATERIAL, FORMING A SECOND SERIES OF ALTERNATE HALF-WAVES OF VARYING TRANSVERSE AMPLITUDE IN THE WORK MATERIAL BY SELECTIVELY DEFLECTING THE OTHER BANK OF STRAIGHTENING ROLLS TO STRETCH A SECOND GROUP OF SPACED APART LOCALIZED AREAS ACROSS THE WIDTH OF THE MATERIAL, THE LOCALIZED AREAS OF SAID FIRST GROUP ALTERNATING UNIFORMLY ACROSS THE WIDTH OF THE MATERIAL AND LONGITUDINALLY OF THE AXIS OF THE STRAIGHTENING ROLLS WITH THE LOCALIZED AREAS OF SAID SECOND GROUP, AND ARRANGING BACK-UP ROLLERS OF THE FIRST AND SECOND BANKS OF STRAIGHTENING ROLLS IN SUCH MANNER AS TO COLLECTIVELY OPERATE TO FORM THE MATERIAL THE FULL WIDTH THEREOF.

Claim 2

THE METHOD OF TREATING SHEET AND STRIP MATERIAL IN BACKED-UP ROLLER LEVELERS, COMPRISING BENDING THE MATERIAL IN A MULTIPLICITY OF WAVES TRANSVERSELY TO THE DIRECTIONOF MOVEMENT OF THE MATERIAL BETWEEN TWO COOPERATING BANKS OF STRAIGHTENING ROLLS, FORMING A FIRST SERIES OF ALTERNATE HALF-WAVES OF VARYING TRANSVERSE AMPLITUDE IN THE WORK MATERIAL BY SELECTIVELY DEFLECTING ONE BANK OF STRAIGHTENING ROLLS TO STRETCH A FIRST GROUP OF SPACED APART LOCALIZED AREAS ACROSS THE WIDTH OF THE MATERIAL, FORMING A SECOND SERIES OF ALTERNATE HALF-WAVES OF VARYING TRANSVERSE AMPLITUDE IN THE WORK MATERIAL BY SELECTIVELY DEFLECTING THE OTHER BANK OF STRAIGHTENING ROLLS TO STRETCH A SECOND GROUP OF SPACED APART LOCALIZED AREAS ACROSS THE WIDTH OF THE MATERIAL, THE LOCALIZED AREAS OF SAID FIRST GROUP ALTERNATING UNIFORMLY ACROSS THE WIDTH OF THE MATERIAL AND LONGITUDINALLY OF THE AXIS OF THE STRAIGHTENING ROLLS WITH THE LOCALIZED AREAS OF SAID SECOND GROUP, AND ARRANGING BACK-UP ROLLERS OF THE FIRST AND SECOND BANKS OF STRAIGHTENING ROLLS IN SUCH MANNER AS TO COLLECTIVELY OPERATE TO FORM THE MATERIAL THE FULL WIDTH THEREOF.