PROBLEM TO BE SOLVED: To solve a problem wherein mud adhered to grain straws and grains separated with pick-up lugs flies to an operators seat and directly drops on the operator.SOLUTION: The combine harvester having a pick-up device (8) for picking up grain straws disposed on the front side of the operators seat (5) is characterized by disposing a cover body (15) whose inclination posture in the forward or rearward direction can freely be changed, on the upward extended line of the rising track of pick-up lugs (14) rose along the pick-up route (K) of the pick-up device (8). The cover body (15) is formed from an upper surface cover (15a) and a rear surface cover (15b) in an approximately chevron shape on the side view.COPYRIGHT: (C)2011,JPO&INPIT【課題】引起しラグによって脱粒された穀粒や穀稈に付着していた泥土が運転席まで飛散し、オペレータに直接降りかかる問題を解消する。【解決手段】運転席(5)の前側に穀稈を引き起す引起し装置(8)が配置されるコンバインにおいて、該引起し装置(8)の引き起し経路(K)に沿って上昇する引起しラグ(14)の上昇軌跡の上方延長線上に、前後方向の傾斜姿勢を変更自在なカバー体(15)を設ける。また、このカバー体(15)を、上面カバー(15a)と後面カバー(15b)とから側面視で略への字型に形成する。【選択図】 図8