TIE TAMPER Russian patent published in 2007 - IPC E01B27/16 E01B27/12 

FIELD: railway transport; track machines.

SUBSTANCE: invention relates to tie tamping machines designed for consolidation of ballast under railway tracks. Proposed tie tamper contains rod with attachment journal arranged in upper part of tie tamper and tool with inserts made of hard wear-resistant material arranged in lower part of tie tamper, with front and rear walls with inserts, upper and lower edges and sides. Inserts of front and rear walls of lower edge of tool are arranged at angle relative to each other. Inserts of front walls of tool include upper and lower opposite sides, sides and front and rear opposite main surfaces arranged parallel to each other. Lower or upper side of inserts is provided with projection from side of rear opposite main surface. Projection is provided with radius surface in contact with lower or upper edges, front and rear walls of tool.

EFFECT: improved reliability of tie tampers owing to taking up of tear-off forces appearing at impacts both by front and rear walls of tool.

3 dwg