FIELD: mining industry.
SUBSTANCE: device has body with ski and electric engine with hydraulic pump on it, actuating hydraulic engine for moving combine along face through cog and hydraulic engine for raising rotating reducer with screw, drive of which is integrated in rotating reducer. Combine is provided with carriage with shaft and stopping devices. Carriage is mounted with possible longitudinal displacement relatively to combine body via chain contour with drive from sprocket. On carriage shaft additional sprocket is freely mounted, engaged with chain contour and cam sleeve, and braking device for fixing rotating reducer, made of two shoulders, interconnected jointly.
EFFECT: higher efficiency, simplified construction.
4 dwg
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