Combine harvester clean crop elevator

US7833091B2 · kind B2 · utility

Assignee

• CLAAS Selbstfahrende Erntemaschinen GmbH · DE

Inventors

• Bernd Holtmann · Sendenhorst, DE
• Stefan Teroerde · Warendorf, DE
• Winfried Wesselmann · Warendorf, DE
• Ingo Boenig · Vellmar, DE
• Christopher Vieregge · Dörentrup, DE
• Daniel Brueggemann · Herzebrock, DE
• Hubert Korte · Ostbevern, DE
• Ulrich Claes · Dissen, DE
• Waldemar Schulz · Osnabrück, DE

Key dates

• Filing date: May 6, 2009
• Grant date: Nov 16, 2010
• Expiry date: May 6, 2029

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A01F12/46
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

A combine harvester has at least one cleaning device which includes at least one sieve and one cleaning fan, at least one conveyor device for conveying at least a portion of the crop material that exits the cleaning device into a higher region of the combine harvester and including at least one elevator having a lower intake region and an upper transfer region, the crop material being conveyed in the elevator via conveyor plates which are situated on a circulating chain, and the elevator includes, in its lower region, at least two interspaced deflection axles for the circulating chain, which are oriented transversely to the longitudinal extension of the combine harvester.