Patent ID: 11970794
Assignee: VANDEWEILE NV
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC D | IPC D

Claim 12:
13. A method for yarn treatment by intermingling multifilament yarns by means of a pulsating air stream, which exits from one respective blow hole (B1, B2) of multiple nozzle inserts (26) and applies an intermingling pulse to an as yet non-intermingled thread (21), wherein the thread (21) forms an intermingling knot (29), and multiple nozzle inserts (26) are used in a tandem arrangement, wherein the nozzle inserts (26) are fixed in the thread run direction, one behind another, at a non-rotating housing cup (3), and an intermingling or blow air pulse is alternately applied to the thread (21) in a pulsating manner from the blow hole (B1, B2) of one of the nozzle inserts (26), respectively.