Wear ring for extractor of a sugarcane harvester
AssigneeDeere & Company
InventorBLAIN J. CAZENAVE
Life of this patent
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Abstract
An extractor for a sugarcane harvester includes a housing including an inlet and an outlet, the inlet configured to receive a stream of chopped sugarcane including crop debris and billets, and the outlet configured to discharge the crop debris. A fan assembly is located in the housing and includes a plurality of fan blades coupled to a spindle. A wear ring surrounds the fan blades, the wear ring including a cylindrical wall, the cylindrical wall including a full height portion circumscribing at least one-half of a circumference of the cylindrical wall and an exit opening defined in an arcuate reduced height portion of the cylindrical wall, the exit opening being oriented towards the outlet of the housing.
Claims20
A wear ring for an extractor for a sugarcane harvester, comprising:
- a cylindrical wall including a full height portion circumscribing at least one-half of a circumference of the cylindrical wall and an arcuate exit opening defined in a reduced height portion of the cylindrical wall;
- and
- a guide chute attached to the cylindrical wall and extending laterally outward from the exit opening.
An extractor for a sugarcane harvester, comprising:
- a housing including an inlet and an outlet, the inlet configured to receive a stream of chopped sugarcane including crop debris and billets, and the outlet configured to discharge the crop debris;
- a fan assembly located in the housing and including a plurality of fan blades coupled to a spindle;
- and
- a wear ring surrounding the fan blades, the wear ring including a cylindrical wall, the cylindrical wall including a full height portion circumscribing at least one-half of a circumference of the cylindrical wall and an exit opening defined in an arcuate reduced height portion of the cylindrical wall, the exit opening being oriented towards the outlet of the housing.
Dependencies are inferred from the claim text.