CONSTRUCTION BLOCK

摘要

A construction block 1, which can be used to build ornamental structures, wall boards, decorative coatings etc., includes a front face 2, a back face 3 and edges 4. Each edge has a projection 5 and a recess 6. The projection includes a claw 7 on both sides of the projection 5, and the recess includes a notch 8 on both sides of the recess 6. The projection matches with the recess in order to connect the construction block 1 to a similar construction block. The construction block includes also a wheel 9 that has wedges 11 for each edge 4 of the construction block. The wedge 11 locks the connection between the construction block 1 and the similar construction lock when turning the wheel 9.

主权项

1. A construction block comprising a front face, a back face and edges, each edge having a projection and a recess, the projection comprising a claw on both sides of the projection, and the recess comprising a notch on both sides of the recess, the projection matching with the recess in order to connect the construction block to a similar construction block such that the claws are arranged to put in the notches, the construction block comprising also a wheel that can be turned from the back face, the wheel having wedges for each edge of the construction block on a circumferential edge of the wheel, which each wedge is arranged to push the claws against the notches and to lock a connection between the construction block and the similar construction lock when turning the wheel.