TIE-TAMPER TOOL Russian patent published in 2004 - IPC

FIELD: railway transport; tie tampers.

SUBSTANCE: invention relates to ballast compacting machines. Proposed tool of ties tamper has body with blade furnished with hard alloy plates over entire area or part of area of front or front and rear surfaces. Intersection of side walls with lower side of blades, together with plates arranged on said surfaces, is made arc-like decreasing length of blade. All intersections of said surfaces, walls and sides of plates are rounded off, plates being arranged with clearance relative to each other with decreasing of area of their surfaces in place of maximum bending deformations of blade. Ratio of clearance between hard alloy plates and thickness of plates is 0.6-1.0.

EFFECT: increased service life of tie tamper tool.

3 cl, 5 dwg