Patent · US Expired

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

US7070498B2 · kind B2 · utility

17Cited by
20References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 29, 2003
Grant dateJul 4, 2006
Priority date
Expiry dateJul 29, 2023

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01F12/20
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.