Patent ID: 8636288
Filing Date: 2014-01-28
Classification: A63C,B62K

Abstract:
1. A street board comprising: a first footrest which has a first roller part on a portion of the lower surface thereof; a second footrest which has a second roller part on a portion of the lower surface thereof; a front pivot connection part protruding forwardly from the first and second footrest; wherein the first roller part and the second roller part includes orientation angle support parts engaged to a lower surface of the first and second footrest respectively, roller rotary shafts formed at a certain angle from the orientation angle support part, and first and second rollers installed on ends of the roller rotary shafts; a first driving link, an end of the first driving link being rotatably pivoted to a side portion of the first footrest; and a second driving link, an end of the second driving link being rotatably pivoted to a side portion of the second footrest, wherein rollers from the first roller part and rollers the second roller part are arranged so that the front pivot connection part is driven in a forward direction, wherein the other end of the first driving link is linked and rotatably pivoted to the other end of the second driving link by the front pivot connection part, wherein the other end of the first driving link and the other end of the second driving link make an angle via the front pivot connection part, and wherein the front pivot connection part includes a front angle limit part for limiting an angle formed between the first and second driving links within a predetermined range.