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Application filed by Commw Scient Ind Res OrgfiledCriticalCommw Scient Ind Res Org
Priority to MYPI96001930ApriorityCriticalpatent/MY114708A/en
Publication of MY114708ApublicationCriticalpatent/MY114708A/en
A YARN (8) IS SPUN BY DIVIDING (2) A TRAVELLING FIBRE ASSEMBLY INTO A PLURALITY OF FIBRE SUB-ASSEMBLIES (9A, 9B), CAUSING THE SUB-ASSEMBLIES TO TRAVERSE DIFFERENT PATHS AND THEN RECOMBINING THEM (30), WHEREIN THE PATHS ARE SUFFICIENTLY PROXIMATE FOR FIBRES TO CONTINUOUSLY TRANSFER FROM ONE OR MORE OF THE SUB-ASSEMBLIES AND BE DRAWN ONTO OR INTO ANOTHER OR OTHER SUB-ASSEMBLIES. ALSO DISCLOSED IS A METHOD FOR FORMING A YARN COMPRISING TWISTING A PLURALITY OF FIBRE SUB-ASSEMBLIES TOGETHER AT A CONVERGENCE POINT (30) TO FORM A FIBRE ASSEMBLY BEING A YARN (9), AND FURTHER INCLUDING CYCLICALLY ALTERING THE RELATIVE TWIST PROPAGATION IN AND/OR INTO THE SUB-ASSEMBLIES UPSTREAM OF THE CONVERGENCE POINT (30). STILL FURTHER DISCLOSED ARE ALTERNATIVE METHODS INVOLVING CYCLIC VARIATION OF PATHS TRAVERSED BY THE SUB-ASSEMBLIES, AND CYCLIC ALTERATION OF THE RELATIVE POSITIONS OF THE SUB-ASSEMBLIES. APPARATUS IS DESCRIBED FOR CARRYING OUT EACH METHOD.