| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a plowing depth display device that can make plowing depth constant in making puddling work. <P>SOLUTION: The plowing depth display device 40 is such as to be included in a puddling working machine 1 having: a shield cover covering above a puddling rotor 13 supported rotatably on the machine body 5; a first land-leveling plate 11 turnably laid vertically behind the shield cover 10 and leveling soil tilled by the puddling rotor 13; and a second land-leveling plate 12 turnably laid vertically behind the first land-leveling plate 11 and leveling the surface of tilled soil. This plowing depth display device 40 has: a swing arm 42, with its one end side connected turnably to the machine body 5 and the other end side turnably connected to the second land-leveling plate 12, turnable vertically as the second land-leveling plate 12 turns relative to the first land-leveling plate 11 according to the plowing depth of soil tilled by the puddling rotor 13; and a plowing depth display part 50 displaying plowing depth according to the swing arm 42's turning. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
