CROSS BORDER PREVENTION DEVICE

• Main Authors: OGURO YOSHIHIKO, OGURO TATSUKI, HANABUSA MAKOTO, JOTATSU KOTA
• Format: Patent
• Language: English; Japanese
• Published: 28.07.2022
• Subjects: ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS

To provide a cross border prevention device capable of preventing crossing of materials or muddy water generated at the site to a service lane from a construction work lane.SOLUTION: A ring-shaped engaging part 3 to be fitted a cone part of a trial cone 10 is attached to both ends in the longitudinal direction, a connecting rod 2 for connecting the pair of triangle cones 10 by fitting into the triangle cone 10 of the engaging part 3, and a gap waterproof sheet 4 attached to the connecting rod 2 so as to extend to a lower part over the entire area of the longitudinal direction are provided, the diameter of the engaging part 3 is set to be in a length to be fitted into the triangle cone 10 at a position where the lower end of the gap waterproof sheet 4 abuts on the road surface. Also, fitting height Wa for fitting the engaging part 3 into the trial cone 10 is set to be lower than the length Wb of one side of a base of the triangle cone 10.SELECTED DRAWING: Figure 2 【課題】工事用作業車線から供用車線への資材や現場発生濁水の越境を防止できる越境防止装置を提供する。【解決手段】三角コーン１０の円錐部に嵌合されるリング状の係合部３が長さ方向の両端にそれぞれ取り付けられ、係合部３の三角コーン１０への嵌合によって一対の三角コーン１０を連結する連結棒２と、連結棒２に長さ方向の全域にわたって下部に延出するように取り付けられた隙間防水シート４とを具備し、係合部３の直径は、隙間防水シート４の下端が路面に当接する位置で三角コーン１０に嵌合される長さに設定されている。また、係合部３が三角コーン１０に嵌合される嵌合高さＷａは、三角コーン１０の土台の一辺の長さＷｂよりも低く設定されている。【選択図】図２