Self-propelled crane has a counterweight with a body fitted with a central opening recess to take the weight(s) for balanced working and their removal when traveling on roads

摘要

The self-propelled crane has a counterweight (1) composed of a body (2) with an opening recess (9) which can be filled wholly or partially by weights (10) for working and removed for traveling. The body (2) has a single and central opening recess (9) and the weight is in sections (10).