FIELD: production of chemical filaments. SUBSTANCE: apparatus has detachable dosing pump, filter and spinneret connected through pipeline for supplying polymeric material. Container is positioned adjacent to zone between filter and spinneret. Container volume is periodically changed by means of wall movable by cam mechanism. Movement of cam mechanism is effectuated in accordance with predetermined programme, which is set up depending on required thread profile. EFFECT: increased efficiency in producing combined threads, wider operational capabilities and improved quality of threads. 2 cl, 3 dwg
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