Patent ID: 8550744
Filing Date: 2013-10-08
Classification: E01C

Abstract:
1. A pre-fabricated sidewalk block having a heating wire, the pre-fabricated sidewalk block comprising: a lower block comprising a plurality of first groove parts in a top surface thereof; a buffer plate comprising a plurality of second groove parts protruding downward so that the plurality of second groove parts are inserted and coupled into the first grove parts of the lower block, the buffer plate having a first heating wire insertion groove in a length direction in a top surface thereof between the second groove parts; an upper block comprising a plurality of protrusion parts protruding downward so that a bottom surface of the upper block is inserted and coupled to the second groove parts of the buffer plate, the upper block having a second heating wire insertion groove corresponding to the first heating wire insertion groove in a bottom surface thereof between the protrusion parts adjacent to each other; and a heating wire inserted between the first heating wire insertion groove and the second heating wire insertion groove.