US 2006/0189361 A1 · Frusto-conical drum infeed and threshing region for a combine rotor

Abstract

A rotor, in an agricultural harvester crop processing unit, comprising a drum to which crop processing elements for an infeed section and a threshing section are affixed. The drum comprises a rearward cylindrical portion and a forwardly extending frusto-conical portion. The frusto-conical portion is divided into an aft-region adjacent to the rearward cylindrical portion of the drum, and a fore-region. The infeed section has at least one infeed element located on the fore-region of the frusto-conical portion of the drum. The crop processing section has at least one crop processing element located on the aft-region of the frusto-conical portion of the drum.

Claims18

Dependent claims

A crop processing unit for an agricultural harvester having at least an infeed section and a threshing section, the crop processing unit comprising:

(A) a rotor further comprising a drum having (i) a frusto-conical shaped portion comprising (a) a frusto-conical fore-region and (b) a frusto-conical aft-region, and (ii) a downstream cylindrical shaped portion, wherein the frusto-conical portion is adjacent to and upstream of the cylindrical portion;
and
(B) a rotor housing further comprising (i) an infeed portion, and (ii) a threshing portion adjacent to and downstream of the infeed portion;
wherein the fore-region of the frusto-conical portion is disposed in the infeed portion of the rotor housing;
wherein the aft-region of the frusto-conical portion is disposed in the threshing portion of the rotor housing;
and
wherein the cylindrical portion of the rotor is at least partly disposed in the threshing portion of the rotor housing.

4 more elements

Dependencies are inferred from the claim text.

Frusto-conical drum infeed and threshing region for a combine rotor

Life of this patent

Frusto-conical drum infeed and threshing region for a combine rotor

Life of this patent

Abstract

Claims18