Patent · US Active

Residue chopping and distribution arrangement for a combine harvester

US9345198B2 · kind B2 · utility

3Cited by

5References

8Claims

0Family size

Assignee

Deere & Company · US

Inventors

Norbert Pohlmann · Schneeberg, DE
Mark L. Pearson · Eldridge, US
Joel D. Ferris · Davenport, US

Key dates

Filing date	Feb 14, 2014
Grant date	May 24, 2016
Priority date	—
Expiry date	Feb 14, 2034

Classification

Technology area (CPC A)Human Necessities
CPC primaryA01F29/12
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A residue chopping and distribution arrangement (48) for a combine harvester (10) comprises a first straw chopper (50) and a second straw chopper (52) arranged side by side and expelling the chopped straw laterally. A first chaff spreader (106) located in front of the first straw chopper (50) is driven by a first drive shaft (68) that also drives a first rotor (66) of the first straw chopper (50). A second chaff spreader (108) located in front of the second straw chopper (52) is driven by a second drive shaft (100) that also drives a second rotor (92) of the second straw chopper (52).

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