Yarn feeding means for knitting machines

Claim 1

THE COMBINATION WITH A ROTARY CIRCULAR KNITTING MACHINE OF MEANS TO FEED ATTENUATED YARN OF THE SPANDEX TYPE FROM AT LEAST ONE WOUND PACKAGE THEREOF TO SAID MACHINE TO BE TAKEN BY THE LATTER AT A FIRST RATE OF YARN TRAVEL AS DETERMINED BY THE RATE OF ITS CONSUMPTION BY SAID MACHINE FOR INCORPORATION INTO FABRIC BEING KNIT THEREBY, THE SAID MEANS CAUSING EACH SAID PACKAGE TO ROTATE TO UNWIND ITS YARN THEREFROM AT A SELECTED SECOND RATE OF YARN TRAVEL TO BE FED TO AND TO BE TAKEN BY SAID MACHINE FOR THE PURPOSE AFORESAID, SAID FIRST RATE OF YARN TRAVEL BEING GREATER THAN SAID SECOND RATE OF YARN TRAVEL, THE DISPOSITION OF SAID MEANS RELATIVE TO SAID MACHINE AND THE RELATIONSHIP BETWEEN THE UNWINDING OF SAID YARN AND THE TAKING OF THE SAME BY SAID MACHINE PROVIDING FOR THE MOVEMENT OF SAID YARN FROM SAID PACKAGE TO SAID MACHINE IN SUCH MANNER THAT THE DIFFERENCE IN SAID RATES OF YARN TRAVEL IN ITSELF IS THE CAUSE OF AND DETERMINES THE DESIRED AMOUNT OF ATTENUATION IN SAID YARN AS IT IS BEING TAKEN BY SAID MACHINE.