| 摘要 |
The present invention relates to a circular rotary blade to make powerless seed furrows and, more specifically, to a circular rotary blade to make powerless seed furrows with accurate depth and width by using spokes and blades when forming the powerless seed furrows wherein the spoke is formed from a central flange connected to a flange formed on a rotary shaft on a rotavator in a radial shape and, the blade is extended from the spoke and is formed wherein the circular rotary blade to make powerless seed furrows is inserted in a driving shaft installed parallel in soil and transferred and accordingly forms seed furrows, comprising a central flange which is assembled to be detachable to a flange formed on the driving shaft; a plurality of spokes which are extended from the central flange in a radial manner; and a blade which is extended from the spoke to the circumference direction and accordingly forms seed furrows. |
