Technical floor for acoustic absorption and ventilation of lower chambers in enclosures for public or industrial use. (Machine-translation by Google Translate, not legally binding)

摘要

The technical floor for acoustic absorption and ventilation of lower chambers in public or industrial premises a constructive device characterized by being constituted by two superimposed elements, in the form of plates of flat geometry and predefined shapes, forming a double layer: the upper (1) is formed by a board of cold-rolled steel sheet or of a similar metallic material (steel, aluminum, stainless steel, bronze, etc.) of 6 or more mm thick or of some other type material composite, with analogous functions (anti-slip, anti-abrasion, etc.); and the lower layer (2) is an agglomerated board of wood of 16 or more mm joined to the upper one by small invisible punchings in the manner of thumbtacks. (Machine-translation by Google Translate, not legally binding)