Multi-platen press with simultaneous platen closure

Claim 1

IN A MULTI-PLATEN PRESS HAVING A PLURALITY OF VERTICALLY DISPLACEABLE SPACED PLATENS, A FIXED STOP ABOVE SAID PLATENS, AND A VERTICALLY DISPLACEABLE BED BELOW SAID PLATENS, THE COMBINATION THEREWITH OF MECHANISM FOR RAISING SAID PLATENS SIMULTANEOUSLY WITH SAID BED AT RATES DECREASING PROGRESSIVELY FROM THE LOWERMOST TO THE UPPERMOST PLATEN, SAID MECHANISM COMPRISING A BODY ROTATABLE ABOUT A SINGLE SUBSTANTIALLY HORIZONTAL AXIS, A PLURALITY OF CABLE PAIRS ECCENTRICALLY SECURED TO SAID BODY AND TO SAID PLATENS, THE CABLES OF EACH PAIR BEING SECURED TO A RESPECTIVE PLATEN AT SYMMETRICAL LOCATIONS ON OPPOSITE SIDES OF A VERTICAL MEDIAN PLANE AND BEING FURTHER SECURED TO SAID BODY AT DIAMETRICALLY OPPOSITE POINTS EQUIDISTANT FROM SAID AXIS, THE DISTANCE OF SAID POINTS FROM SAID AXIS INCREASING PROGRESSIVELY FOR SUCCESSIVELY LOWER PLATENS, AND DRIVE MEANS FOR ROTATING SAID BODY ABOUT SAID AXIS.