FIELD: mining industry. SUBSTANCE: device is distinguished by application of combined chassis of two sledge-skids rigidly interconnected to each other by four pairs of connecting belts forming apertures where wheel supports freely moving on joints and fixed in upper and lower positions are installed. EFFECT: extended production capabilities, increased efficiency and reliability of operation of structures. 3 dwg
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Authors
Dates
1997-08-27—Published
1994-07-18—Filed