FIELD: textile industry. SUBSTANCE: false twisting mechanism 10 has rotating twisting device provided with at least one rounding roller 18 wound around by single filaments 11. At least one rounding roller 18 is driven for rotation for reducing force acting upon spiral single filaments 11'. Method for manufacture of single spiral filaments 11' involves applying force required for advancement of single filaments 11 through false twisting mechanism 10 at least partly inside said false twisting mechanism. EFFECT: reduced force acting upon single filaments after plastic deformation thereof. 18 cl, 5 dwg
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