Patent · US Expired

Cleaning apparatus of combine harvesters

US4344443A · kind A · utility

33Cited by

5References

10Claims

0Family size

Assignee

Sperry Corp. · US

Inventors

Cyriel R. J. De Busscher · Damme, BE
Walter V. Deleu · Torhout, BE
Francois Van Herpe · Houtem, BE

Key dates

Filing date	Jul 1, 1980
Grant date	Aug 17, 1982
Priority date	—
Expiry date	Jul 1, 2000

Classification

Technology area (CPC A)Human Necessities
CPC primaryA01D75/282
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A combine harvester with a threshing, separating and cleaning device, the cleaning device comprising a grain pan (6), at least one cleaning sieve (7, 8) and a cleaning fan (9) operatively positioned relative to each other and pivotable in unison about a generally fore-and-aft extending axis (53) so that, when the combine harvester is transversely inclined relative to the horizontal, the cleaning device may be leveled to a transverse generally horizontal position.

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