| 摘要 |
FIELD: textile engineering. ^ SUBSTANCE: apparatus for enrichment of bast-fibers has fire grate, needle-type rolls with carriers of adjustable length, which are connected to vibrating tie-rods. Fire grate has at least two fire grate sections, each reciprocating for adjustment and changing length and frequency of strokes. Fire grates of each section are positioned between fire grates of other section and are equipped with toothed rakes. ^ EFFECT: improved quality of fiber owing to reduced woodiness and increased efficiency of apparatus. ^ 2 cl, 4 dwg |
