FIELD: mining industry. SUBSTANCE: combine has running gear, frame, turning platform, body, hollow boom, power cylinders for boom turning, rock breaking member and loading member. Rock breaking member is made in form of blasting chamber with central hole. Blasting chamber accommodates device for ignition of explosive. Located inside body is device for preparation and metering of explosives which is communicated with inner space of blasting chamber by means of pipeline for supply of hot-flowing explosive. Device for prevention of explosive flowing from blasting chamber inner space is installed in central hole of blasting chamber. Located at outlet of pipeline supplying explosive is device for prevention of blast wave from penetration into pipeline. EFFECT: higher efficiency. 2 dwg
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