Combine harvester chaff distributing attachment

摘要

Rotary blades are fitted on two rotors (17,18) driven in opposite directions. Each rotor has several blades (23) on parallel shafts (21,22) alongside each other in a support frame with a rear shut metal cover (16).The frame slides on two side beams and is lockable in position, the beams hinging at the bottom in side walls or brackets of the combine harvester below the lower sieve box, while their top ends can be fixed at different angles at the level of the top sieve boxin the side walls or brackets of the latter