Patent · US Expired

Combine harvester conveyor

US4292981A · kind A · utility

11Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 1, 1980
Grant dateOct 6, 1981
Priority date
Expiry dateJul 1, 2000

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01F2012/188
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A combine harvester includes a conveyor attached tangentially to a rethresher rotor. An auger extends from the rethresher to a grain pan. A rotatable shaft carries the auger and also carries an impeller. The auger has a first diameter adjacent the rethresher rotor and has a second, larger diameter adjacent the grain pan.

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