Building element system of any essence free from the effect of pandeo before any compression load (Machine-translation by Google Translate, not legally binding)

摘要

Constructive element system of any free slenderness of the buckling effect, before any compression load, characterized by the use of hollow bars with closed ends subjected to an internal pressure whose value depends on the ratio of a characteristic length of the straight section to its thickness, and that is originated by a gas, liquid, or gas and liquid, introduced inside them. (Machine-translation by Google Translate, not legally binding)