SELF-CLEANING DEVICE USING GAP FILLING FOR GUIDE OR TRACK RAIL IN SOIL Russian patent published in 2012 - IPC E01B25/28 E01H8/12 

FIELD: construction.

SUBSTANCE: device for a guide or a track rail in soil, self-cleaned by a roller or a wheel with a flange, for ground vehicles, comprises a rail. The rail is installed in a groove formed on a solid base. The rail is mounted and retained in the groove flush with the soil level or slightly over the soil level. Aside from the rail there is a gap for flange passage. The material called a filling material is placed in the gap outside the dynamic engagement of the flange and covers at least partially the gap, filling it at least partially. The filling material has elasticity properties and is arranged so that under any normal conditions of operation or environment the gap is filled outside the dynamic engagement of the roller's or wheel's flange moving in the rail.

EFFECT: improved safety of vehicle movement.

24 cl, 12 dwg