| 摘要 |
FIELD: metallurgy.SUBSTANCE: invention relates to metallurgy. Seed (4) is retained by at least one retainer (8, 8a, 8b, 8c) fitted in direction (R) of stretching. Seed (4) is retained by at least one retainer (8, 8a, 8b, 8c) at closing and opening of transfer part (6) composed by guide rollers (7a, 7b, 7c, 7d).EFFECT: safe and reliable securing of seed.13 cl, 5 dwg |
