Counterweight for construction vehicles comprises heavy substances such as iron ore and scrap iron contained inside an outer wall part made of iron, and spherical iron material filling the spaces between the heavy substances

摘要

Counterweight (4) comprises heavy substances (5), such as iron ore and scrap iron, contained inside an outer wall part (8) made of iron. The spaces between the heavy substances are filled with spherical iron material (11). Independent claims are also included for alternative counterweights. Preferred Features: The entire contents are bonded by a combustible or meltable resin (21).