Means for processing stone sawing wires

Claim 1

APPARATUS FOR PRODUCING A TWISTED STONE SAWING CABLE THE WIRES OF WHICH ARE FREE FROM TENSION, COMPRISING A PLURALITY OF WIRE SUPPLY REELS; ROTATABLY MOUNTED TWISTER HEAD MEANS INCLUDING A FIRST PAIR OF PARALLEL RELATIVELY ADJUSTABLE OPPOSED ROLLERS BETWEEN WHICH THE WIRES FROM SAID REELS ARE FED; MEANS INCLUDING A REVERSIBLE ELECTRIC MOOR FOR SELECTIVELY DRIVING SAID TWISTER HEAD MEANS IN EITHER DIRECTION TO TWIST THE WIRES INTO A CABLE; TRACTOR MEANS FOR DRAWING THE CABLE THROUGH SAID TWISTER HEAD MEANS, SAID TRACTOR MEANS HAVING ITS INLET END IMMEDIATELY ADJACENT THE DISCHARGE END OF SAID HEAD AND INCLUDING OPPOSED ENDLESS CHAIN MEANS FOR GRIPPING OPPOSITE SIDES OF THE CABLE TO HOLD THE GRIPPED PORTIONS IN A STRAIGHT LINE THAT IS IN ALIGNMENT WITH THE AXIS OF THE TWISTER HEAD MEANS; AUTOMATIC REVERSING MECHANISM MEANS DRIVEN BY SAID MOTOR DURING THE OPERATION THEREOF IN EITHER DIRECTION FOR DRIVING SAID TRACTOR MEANS SOLELY IN THE CABLE DRAWING DIRECTION; AND MEANS PREVENTING AXIAL TURNING OF THE WIRES AS THEY PASS THROUGH SAID TWISTER HEAD MEANS AND SAID TRACTOR MEANS, RESPECTIVELY, COMPRISING A SECOND PAIR OF RELATIVELY ADJUSTABLE OPPOSED ROLLERS CONNECTED WITH SID TWISTER HEAD MEANS ADJACENT THE DISCHARGE END THEROF AND BETWEEN WHICH SAID WIRES ARE FED, SAID FIRST AND SECOND ROLLER PAIRS BEING PARALLEL, AND MEANS CLAMPING TOGETHER THE ROLLERS OF SAID FIRST AND SECOND ROLLER PAIRS, RESPECTIVELY, IN TIGHT ENGAGEMENT WITH SAID WIRES, SAID MEANS PREVENTING AXIAL TURNING OF THE WIRES INCLUDING ALSO A PAIR OF RELATIVELY ADJUSTABLE PARALLEL PRESSURE BARS FOR FORCING SAID ENDLESS CHAIN MEANS IN GRIPPING ENGAGEMENT WITH THE CABLE, AND MEAND CLAMPING TOGETHER SAID PRESSURE BARS TO EFFECT GITH ENGAGEMENT OF SAID ENDLESS CHAIN MEAN WITH SAID CABLE.