BYGGEELEMETN

Improvements in parallelepiped blocks for constructions, provided with holes and central openings, extending from the upper face to the lower face of the block, said holes and said openings being arranged so that they are aligned in the consecutive rows of a masonry constructed with the use of blocks of this type, to allow the introduction of pins connecting the blocks in the peripheral holes during the placement of the blocks and the subsequent concrete casting in the central openings, the aforesaid block being also provided with wide vertical grooves on their end faces, characterized in that the upper and lower faces of the blocks (1) each have a central depression (4) at the bottom of which (4) the aforementioned openings open ( 5). (Machine-translation by Google Translate, not legally binding)