Methods and apparatus for the treatment of threads and yarns

Claim 1

APPARATUS FOR HANDLING THEREAS COMPRISING A ROTATABLE HOLLOW MEMBER HAVING A PLURALITY OF AXIALLY SPACED PERIPHERAL ZONES ABOUT THE SURFACE OF WHICH A THREAD IS ADAPTED TO BE CARRIED IN SUCCESSION THROUGH A PLURALITY OF AXIALLY SPACED CONVOLUTIONS ENTERING AT ONE END OF EACH ZONE AND BEING DISCHARGED AT THE OTHER END THEREOF, MEANS FOR ROTATING THE MEMBER, SAID MEMBER HAVING A GROUP OF OPENINGS EXTENDING CIRCUMFERENTIALLY IN A BAND ABOUT THE MEMBER BETWEEN TWO OF SAID ZONES THAT ARE ADJACENT EACH OTHER, SEPARATE MEANS ADJACENT SAID TWO PERIPHERAL ZONES OF THE MEMBER FOR APPLYING DIFFERENT LIQUIDS TO THE THREAD CONVOLUTIONS CARRIED ABOUT THE RESPECTIVE ZONES OF THE MEMBER, SAID MEMBER HAVING A GROUP OF OPENINGS EXTENDING CIRCUMFERENTIALLY IN A BAND ABOUT THE MEMBER AT A POSITION ADJACENT THE THREAD CONVOLUTION ENTRANCE END OF THE AFORESAID TWO ZONES, SAID MEMBER ALSO HAVING ANOTHER GROUP OF OPENINGS EXTENDING CIRCUMFERENTIALLY IN A BAND ABOUT THE MEMBER AT A POSITION ADJACENT THE THREAD CONVOLUTION DISCHARGE END OF THE AFORESAID TWO ZONES, AND MEANS FOR INTRODUCING A GASEOUS MEDIUM INTO THE MEMBER AT GREATER THAN ATMOSPHERIC PRESSURE AND FOR FORCING SAID ME-

Claim 3

A METHOD OF TREATING THREADS AND THE LIKE WITH LIQUIDS COMPRISING PASSING THE THREAD CONTINOUSLY IN SUCCESSION THROUGH A PLURALITY OF AXIALLY SPACED CONVOLUTIONS ABOUT A PLURALITY OF AXIALLY SPACED PERIPHERAL ZONES OF A ROTATABLE MEMBER, APPLYING A DIFFERENT TREATING LIQUID TO THE AN AXIAL ZONE OF THE MEMBER, REMOVING SURPLUS LIQUID FROM THE THREAD AS IT PASSES THROUGH A BAND ON EACH SIDE OF SAID ZONE BY BLOWING THE LIQUID, IN THE LIQUID STATE, OUTWARDLY FROM THE CONVOLUTIONS, APPLYING A DIFFERENT TREATING LIQUID TO THE THREAD AS IT PASSES THROUGH A PLURALITY OF SAID CONVOLUTIONS IN ANOTHER ZONE BEYOND AND ADJACENT THE AFORESAID ZONE, AND THEN REMOVING SURPLUS LIQUID FROM THE THREAD AS IT PASSES BEYOND SAID LATTER ZONE BY BLOWING THE LIQUID IN THE LIQUID STATE OUTWARDLY FROM THE CONVOLUTIONS.

Claim 4

A METHOD OF TREATING THREADS AND THE LIKE WITH LIQUIDS COMPRISING PASSING THE THREAD CONTINOUSLY IN SUCCESSION THROUGH A PLURALITY OF AXIALLY SPACED CONVOLUTIONS ABOUT A PLURALITY OF AXIALLY SPACED PERIPHERAL ZONES OF A ROTATABLE MEMBER, APPLYING A DIFFERENT TREATING LIQUID TO THE AN AXIAL ZONE OF THE MEMBER, REMOVING SURPLUS LIQUID FROM THE THREAD AS IT PASSES THROUGH A BAND ON EACH SIDE OF SAID ZONE BY BLOWING THE LIQUID, IN THE LIQUID STATE, OUTWARDLY FROM THE CONVOLUTIONS, APPLYING A DIFFERENT TREATING LIQUID TO THE THREAD AS IT PASSES THROUGH A PLURALITY OF SAID CONVOLUTIONS IN ANOTHER ZONE BEYOND AND ADJACENT THE AFORESAID ZONE, AND THEN REMOVING SURPLUS LIQUID FROM THE THREAD AS IT PASSES BEYOND SAID LATTER ZONE BY BLOWING THE LIQUID IN THE LIQUID STATE OUTWARDLY FROM THE CONVOLUTIONS.