Key for assembling sections, sections and structures formed from at least two sections assembled by such a key

摘要

The invention relates to a key for assembling sections, as well as to the sections and to the structures formed by at least two sections assembled using such a key. It is characterised in that the protuberance consists of an at least substantially point support shape on the bottom 10 of the groove 7 of the section 3. <IMAGE>