< Topic >The rotary blade for weeding which prevents the fact that the rice plant is damaged at the time of weeding job of the weed which has grown in the stocks between part and the interrow space part of the paddy field is offered.SolutionsThe base it includes with the blade section 11 where, projects from the underside of 10 which was formed to the plate-like and base 10 in order for blade section 11 to do the cutting payment of the weed by turning around rotary axis L, it possesses the orbicular rim edge where the center is located on rotary axis L the rotary blade itself which is formed considered as 1 and rotary axis L direction the rim edge 2the conservation section 2 which rotary blade itself 1 compared to is located outside and, it has at the same time rotary axis in the direction which crosses.< Choice figure >Drawing 1【課題】水田の株間部分や条間部分に生えている雑草の除草作業時に稲を傷つけてしまうことを防止する除草用回転刃を提供する。【解決手段】平板状に形成された基部10と、基部10の下面から突出する刃部11とを含み、回転軸線L周りに回転させることによって刃部11が雑草の刈り払いを行うように構成された回転刃本体1と、回転軸線L方向から見て中心が回転軸線L上に位置する円形の外周縁を有し、且つ回転軸線と直交する方向において外周縁2aが回転刃本体1よりも外側に位置する保護部2と、を備える。【選択図】図1
