The coupling for construction assembly constituted by hollow building blocks

摘要

P the invention relates to a coupling element for construction assembly constituted by hollow blocks with the ribs of the connection provided with grooves equipped and / or other - same undercut. / p & & p & a part of the coupling element is provided with an axis of a single piece produced by injection, projecting from the two sides with respect to the coupling element and which fits into the groove relieved of a building block, another portion of the coupling element having a coupling device making it possible to connect it to a rigid or articulated to other construction elements. / p & & p & use in the construction of vehicles - toys. / p