DIFFUSION DEVICE OF DISCHARGED CULM CUTTER

PROBLEM TO BE SOLVED: To provide a diffusion device of a discharged culm cutter, which can enlarge the diffusion width of straws chopped with a discharged culm cutter and diffuse and discharge the chopped straws in a uniform layer, without relating to the grain culm-reaping width of a combine harvester and to the length of the grain culms. SOLUTION: This diffusion device of the discharged culm cutter is characterized by disposing a partial spiral plate 3 capable of being switched into the right or left diffusion direction on a diffusion shaft 2 having a diffusion spiral 1 for receiving and diffusing the chopped straws. The diffusion spiral 1 is preferably disposed from the center of the diffusion shaft 2 to the ear tip portion, and the spiral plate 3 is preferably disposed from the center to the foot portion. COPYRIGHT: (C)2003,JPO