COMBINE HARVESTER WITH READY ADJUSTMENT OF DISCHARGE POSITIONS OF STRAW AND CHAFF

摘要

A combine harvester has a straw chopper attached to a rear hood behind the rear edge of the sieve assembly with a chaff guide system to bypa ss the chaff in front of the chopper and a straw guide system to bypass the straw above the chopper and over the tailboard. The chopper has a housing with a feed openin g into which straw and/or chaff can be fed depending upon the positions of the chaf f guide system and the straw guide system. A chopping assembly mounted in the housin g discharges through a discharge opening through onto the tailboard having a plurality of guide fins for spreading. The housing bottom wall has a pivotal adjustmen t portion to allow chaff entering the feed opening and engaging the chopping assembly to discharge from the housing at a discharge position different fro m the discharge opening for spreading with supplementary spreading fins.