Yarn-package winding machine with automatic coil exchanging and yarn tying devices

Claim 1

A YARN PACKAGE WINDING MACHINE COMPRISING A MULTIPLICITY OF WINDING STATIONS EACH HAVING TAKE-UP WINDER MEANS, A SUPPLY-COIL HOLDER, DOFFER MEANS FOR REMOVING A DEPLETED COIL FROM SAID HOLDER, A KNOTTER FOR TYING THE YARN END OF A NEW COIL ON SAID HOLDER TO THE YARN END FROM SAID TAKE-UP WINDER MEANS, AND YARN SEIZING MEANS FOR PASSING SAID TWO YARN ENDS TO SAID KNOTTER; IN COMBINATION WITH A SUPPLY-OIL READYING DEVICE COMMON TO, AND MOVABLE ALONG, A NUMBER OF SAID WINDING STATIONS, SAID READYING DEVICE HAVING COIL SUPPLY MEANS, COIL SUPPORTING STRUCTURE FOR ACCOMMODATING A COIL RECEIVED FROM SAID SUPPLY MEANS, YARN END FIXING MEANS ENGAGEABLE WITH THE END OF YARN FROM A COIL LOCATED ON SAID SUPPORTING STRUCTURE FOR HOLDING THE YARN END IN A GIVEN READY POSITION UNTIL AFTER SUBSEQUENT ISSUANCE OF THE COIL FROM THE READYING DEVICE; RAIL MEANS DEFINING FOR SAID READYING DEVICE A TRAVEL PATH ALONG SAID NUMBER OF WINDING STATIONS, SAID DEVICE HAVING A PROPULSION DRIVE FOR MOVING SAID DEVICE ALONG SAID PATH; AND SAID DEVICE HAVING COIL OUTLET MEANS ALIGNABLE WITH SAID SUPPLY-COIL HOLDER OF ONE OF SAID RESPECTIVE WINDING STATIONS AT A TIME FOR ISSUING A READY NEW COIL TO SAID WINDING STATION.