Crop threshing or separating – Cleaner – Sieve or grate
Patent
1994-07-28
1996-06-18
Melius, Terry Lee
Crop threshing or separating
Cleaner
Sieve or grate
A01F 1234
Patent
active
055272193
ABSTRACT:
A cleaning sieve assembly disposed at the end of and below a transporting conveyor of the harvested crop in the harvesting machine includes an upper or shaff sieve and a lower sieve both subjected to an air current blown from a blower. The upper sieve includes a plurality of inclined sieve zones, which may be descending or ascending in respect to the plane of the sieve with the inclination which is adjustable.
REFERENCES:
patent: 4561972 (1985-12-01), Alm
patent: 4897072 (1990-01-01), Bestland
patent: 5176574 (1993-01-01), Matousek et al.
Schumacher Friedrich W.
Schumacher Gustav
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