Cleaning chamber and method for a sugarcane chopper harvester

Crop threshing or separating – Threshing – With feed means for threshing section

Reexamination Certificate

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Reexamination Certificate

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06869356

ABSTRACT:
A sugarcane chopper harvester is equipped with a cleaning chamber for cleaning extraneous leafy matter and dirt from harvested and chopped cane delivered to the chamber. Located within the chamber is an axial flow fan for effecting an upward flow of air including a high-velocity, outer, ring-shaped upwardly flowing air stream. Mounted to the bottom of the axial flow fan is a blower wheel for creating an upwardly and outwardly flowing air stream beneath the center of the axial flow fan such that leafy matter and dirt passing into the middle of the cleaning chamber below the axial flow fan is caused to be directed outwardly to the high-velocity, ring-shaped stream of air.

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