| 摘要 |
PURPOSE: A track construction for extreme sports is provided, which facilitates movement and installation due to excellent assembly and disassembly. CONSTITUTION: A track construction for extreme sports comprises: a horizontal board for accomplishing a horizontal track; a slope and a curved surface board for accomplishing slope and curved surface track; a first supporting unit(U1) equipped with a supporter arranged at the upper part of the vertical rod; a base plate; a perpendicular frame(200) arranged at the upper part of the base plate; a coupling plate(300) arranged in the form of being erected at the upper part of the perpendicular frame; a second supporting unit(U2) holding up the slope and curved surface board; and a modulator(500) for height control.
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