Device for swirling synthetic multifilament thread, has thread inlet and outlet portions that are provided in treatment channel connected with relief passage which is opened along pressure-less environment

摘要

The device has a treatment channel (3) that is arranged between a nozzle plate (1) and a baffle plate (2). The treatment channel is provided with a thread inlet portion (7) and a thread outlet portion (8). A nozzle hole (4) is provided in the nozzle plate and is connected with a compressed air bleed port (5). A relief passage (6) is arranged in the baffle plate and is connected with the treatment channel. The relief passage is opened along a pressure-less environment.