Clamping and straightening devices

Claim 1

IN A MACHINE HAVING A FEEDING MECHANISM FOR FEEDING A WORKPIECE CONTINUOUSLY TOWARD AND THROUGH THE MACHINE, AT LEAST ONE MOVABLE CARRIAGE COMPRISING TWO SECTIONS, MEANS FOR POSITIVELY CONNECTING SAID SECTIONS TO EACH OTHER AND FOR RECIPROCATING SAID SECTIONS RELATIVE TO EACH OTHER, MEANS FOR CONTROLLING THE RECIPROCATING MOVEMENTS OF SAID SECTIONS, CLAMPING MEANS ON EACH OF SAID SECTIONS FOR CLAMPING THE WORKPIECE, EACH OF SAID CLAMPING MEANS COMPRISING AT LEAST A PAIR OF CLAMPING JAWS, MEANS FOR ALTERNATELY OPENING SAID CLOSING SAID CLAMPING JAWS ON SAID TWO CARRIAGE SECTIONS, AND AT LEAST ONE TOOL MOUNTED ON ONE OF SAID SECTIONS FOR MACHINING SAID WORKPIECE, SAID TOOL COMPRISING A STRAIGHTENING DEVICE ADAPTED TO BE OPERATED ONLY DURING THE TIME WHEN SAID CLAMPING JAWS MOUNTED ON THE SAME CARRIAGE SECTION AS SAID STRAIGHTENING DEVICE ARE CLOSED UPON SAID WORKPIECE.