| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a ridge shaper as a farm tool for family use, having light weight and good handleability, achieving change of ridge height and ridge width with a simple structure, easily coping with stripe planting, stripe sowing, plastic film mulching, etc., and having good traction operability. Ž<P>SOLUTION: The ridge shaper has a principal structure including a leveling frame 1 having an L-shaped longitudinal cross-section and provided with a pair of bearing plates 3 and a standard plate, a traction bar 4 composed of an upper bar and a lower bar pivoted to the bearing plates 3, 3 in a manner to enable free adjustment of attaching angle wherein the upper bar is provided with an upper handle and a traction handle, and slope leveling plates 2 connected to the leveling frame 1 to enable free adjustment of vertical level and distance between the slope leveling plates through shafts (hexagonal shafts 8) joined to the frame. A center groove forming tool 15 to be attached to an upper face of a lower end of the lower bar of the traction bar 4 and a side groove forming tool 18 to be attached to an engaging protrusion 6 of a lateral piece 1b of the leveling frame 1 are also provided as accessories. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
|
