| 摘要 |
PROBLEM TO BE SOLVED: To provide a structure suitable for mounting on a vehicle and capable of cutting a paved road surface in a circular shape at a prescribed tilt angle. SOLUTION: This paved road surface cutting device comprises an extension boom 13 mounted on the self-traveling vehicle so as to be swung, derricked, and extended, a center post swingably suspended from the tip of the extension boom and roughly vertically installed on the road surface in the installed state on the road surface, a revolving frame 25 swingably connected to the center post, a revolving drive means 24 revolving the revolving frame about the center post, a length adjustable arm 30 tiltably mounted on the revolving frame in the offset state from the center post to the side and eccentrically disposed by the offset amount so that the tip thereof is positioned on a line passing the revolving center of the frame, a tilting means 33 tilting the arm, a spherical crown-like cutting blade 31 fitted to the tip of the arm, and a rotating drive means 35 rotating the blade on its axis. COPYRIGHT: (C)2006,JPO&NCIPI
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