Patent ID: 8562244

Claim:
A device embedded in the pavement of a road for halting and/or preventing the traffic of motor vehicles in an opposite direction to an allowed traveling direction, comprising: a drained box embedded in a roadway, at least one bank of mechanisms mounted inside the drained box the at least one bank of mechanisms having a first end wall and a second end wall; a plurality of vertical walls between the first end wall and the second end wall, wherein the plurality of vertical walls, the first end wall and the second end, each have a top portion for supporting at least one vehicle tire, and are arranged parallel to each other in a same direction as an axis of the roadway; a plurality of screwed rods extending from the first end wall and the second end wall and joining the plurality of vertical walls; a plurality of cells defined by the plurality of vertical walls, and first and second end walls; a plurality of common horizontal shafts supported by the first end wall and the second end wall and crossing the plurality of vertical walls; and a plurality of driving mechanisms, wherein each driving mechanism further comprises: a mobile piece, having a removable spike; a mobile roller mounted on a first shaft of said mobile piece; a second shaft of said mobile piece common to the other driving mechanisms housed in the other cells of the at least one bank of mechanisms; a first stop for said mobile roller arranged on an inner side of one of the plurality of vertical walls proximate said removable spike; and a second stop for said mobile piece arranged on a lower side of one of the plurality of vertical walls distal said removable spike, wherein each of the plurality of driving mechanisms is housed in one of the plurality of cells and is activated from a first position to a second position by at least one vehicle tire transposing or attempting to transpose said driving mechanism.