Patent ID: 7507052
Filing Date: 2009-03-24
Classification: E01F

Abstract:
1. A speed bump device comprising a first parallelogram frame and a road surface element, wherein the frame comprises an upper nested beam and a lower nested beam, wherein the upper beam is covered by the road surface element, wherein the upper beam and the lower beam are connected by way of at least two pivotable connecting arms, wherein the lower beam comprises a castellated upper surface having at least one raised land and at least one well, wherein the upper beam comprises a castellated profile on its lower surface, the castellated profile comprising at least one extension and at least one indent, wherein the upper beam is displaceable, relative to the lower beam, by way of the at least two connecting arms, from a refracted position, wherein the at least one extension nests in the at least one well of the lower beam, though a maximally extended position, to a raised position, wherein the at least one extension rests upon the at least one land of the lower beam.