| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To evacuate a pair of right and left rear levee-plastering bodies from a lower operation position to an upper evacuation position by an evacuation mechanism and to obtain convenience on the occasion when the levee-plastering bodies are not used in movement or in storage. <P>SOLUTION: The levee-shaping machine includes a throwing up rotor 8 that is mounted on a machine casing 4, rotated in one direction N around a revolving axis line O in the traveling direction of a traveling machine 1 and throws up mud, a release position change mechanism 9 that is mounted on the upper position of the throwing up rotor and selectively releases and guides mud on a levee W of one side position R or the other side position L, a pair of right and left front levee-plastering bodies 10a that are mounted on the rear position of the throwing up rotor and plaster a levee of one side position or the other side position, a pair of right and left rear levee-plastering bodies 10b that are mounted on the rear position of the front levee-plastering bodies and plaster a levee of one side position or the other side position and an evacuation mechanism 10 that evacuates the rear levee-plastering bodies from the lower operation position V to the upper evacuation position Z. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
