| 摘要 |
FIELD: mechanics, mining. ^ SUBSTANCE: invention relates to mining, particularly, to coal ploughs. Plough for underground mineral resources mining comprises plough casing moving along plough guide. The plough casing incorporates, at least, one bearing element accommodating a skid. Latter features, at least, one bearing surface on its lower side that slides, in the skid operating position, on over the guiding rail of the plough guide. The skid lower side features, at least, one wearable insert. ^ EFFECT: longer life, lower costs of production and operation. ^ 13 cl, 5 dwg |
