Machine for cutting slide fastener chain

Claim 1

IN A MACHINE FOR CUTTING SLIDE FASTENERS OF PREDETERMINED LENGTHS FROM CONTINUOUS FASTENER CHAIN CONSISTING OF A PAIR OF OPPOSED TAPES HAVING A SERIES OF INTERLOCKED SPACED-APART FASTENER ELEMENTS ATTACHED TO THE OPPOSED EDGES THEREOF, THE COMBINATION OF A SINGLE FEED WHEEL ARRANGED ON A ROTATABLE SHAFT FOR INTERMITTENT ROTATION AND PARTIALLY AROUND WHICH THE FASTENER CHAIN IS DISPOSED AND PASSES AS IT IS DELIVERED INTO AND THROUGH THE MACHINE, A ROTATABLE SHAFT SUITABLY MOUNTED BELOW SAID FEED WHEEL AND PARALLEL TO SAID FIRST SHAFT, A GEAR ARRANGED ON SAID SECOND SHAFT WHICH COOPERATES WITH A BULL GEAR SUITABLY MOUNTED ADJACENT THERETO, A GEAR RACK HAVING ONE END THEREOF ATTACHED TO ADJUSTABLE ECCENTRIC MEANS CARRIED BY SAID BULL GEAR, AN OVERRUNNING CLUTCH MOUNTED ON SAID FIRST SHAFT HAVING A GEAR ARRANGED THEREWITH WITH WHICH THE OPPOSITE END OF SAID GEAR RACK COOPERATES TO INTERMITTENTLY ROTATE SAID FEED WHEEL, A SLIDE MEMBER POSITIONED BELOW SAID FEED WHEEL FOR RECIPROCATION IN A PLANE TRANSVERSELY OF THE AXIS OF SAID ROTATABLE SHAFT, A CUTTING PUNCH MOUNTED ON SAID SLIDE MEMBER ADJACENT ONE END THEREOF OPERABLE FROM ONE SIDE OF SAID CHAIN, A STATIONARY CUTTING DIE POSITIONED DIRECTLY OPPOSITE SAID CUTTING PUNCH WITH WHICH IT IS ADAPTED TO COOPERATE TO SEVER AND REMOVE A SERIES OF ADJACENT FASTENER ELEMENTS FROM THE EDGES OF THE TAPES OF THE CHAIN AS IT IS PULLED THEREBETWEEN BY SAID FEED WHEEL SO AS TO PROVIDE A SERIES OF SPACED-APART GAP SPACES IN THE CHAIN, A CUT-OFF KNIFE MOUNTED ON SAID SLIDE MEMBER ADJACENT THE OPPOSITE END THEREOF AND OPERABLE ON THE OPPOSITE SIDE OF SAID CHAIN, AND A STATIONARY ANVIL WITH WHICH SAID CUTTING KNIFE COOPERATES TO CUT THE TAPES OF THE CHAIN TRANSVERSELY THEREOF AT THE SUCCESSIVE GAP SPACES ALONG THE CHAIN SO AS TO PROVIDE FASTENERS OF A PREDETERMINED LENGTH AS THE CHAIN IS DELIVERED FROM SAID FEED WHEEL AND BETWEEN THE CUTTING KNIFE AND SAID ANVIL, AND MEANS FOR DRIVING SAID SECOND SHAFT.