FIELD: repair of railroad. SUBSTANCE: device is installed on the frame of crushed stone cleaning machine and has a definite chain comprising interconnected links that may be turned about each other horizontally and vertically. Scrapers are carried be the links. The links present closed two-coil spiral. One coil is arranged over another, and displaced about the other in plane. Each coil of the spiral is installed on machine frame to enable to be moved independently by peculiar drive in vertical plane. Each coil of the spiral includes lateral sections to be installed on both sides of machine lengthwise symmetry plane. The sections are enclosed in guide gutters and placed along the machine at an angle to horizontal line. Crosswise sections are a part of the coils that join those. Upper crosswise section is placed in the area of cleaning up device. Lower crosswise section is place in the area of ballast cut out section. EFFECT: high efficiency. 8 dwg
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Authors
Dates
1996-04-10—Published
1993-09-09—Filed