FIELD: mechanical engineering, construction. SUBSTANCE: device for unloading and cleaning rail flat cars has working member made in form of two different height blades with vertical cutting edges. Smaller height blade has horizontal brush or scraper. Larger height blade is stepped, with cutting edge on upper step. Working zone of blades of one shaft intersects in plan with working zone of blades of other shaft. EFFECT: enlarged operating capabilities. 2 dwg
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