| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pressure plate capable of stably reinforcing a slope face over a long period of time in accordance with undulation and curvature of a construction surface. <P>SOLUTION: A pressure plate 100 includes: a fixation hole 111 in which an anchor bolt is inserted in the center; a base part 101 which descends to a ground side by fastening a nut N; a plurality of springs 103 which are arranged on the ground side and in locations separated by a predetermined distance from the fixation hole 111, respectively, and apply pressure on the ground side; a plurality of arms 102 each of which extends in the radial direction with the fixation hole 111 as a center, has a radial base end side pivoted in a direction perpendicular to the boring direction of the fixation hole 111 and a vertically turnable radial tip side, and abuts or is connected with the lower end of the spring 103 in the middle; and ground-contact plates 104 which are attached to respective arms 102 and press the ground. <P>COPYRIGHT: (C)2013,JPO&INPIT |
