Crop threshing or separating – Straw chaff spreader or handling – With chopper
Reexamination Certificate
2008-07-29
2008-07-29
Fábián-Kovács, Árpád (Department: 3671)
Crop threshing or separating
Straw chaff spreader or handling
With chopper
Reexamination Certificate
active
11193937
ABSTRACT:
A straw chopper for an agricultural harvesting unit includes a housing, and a rotor carried by the housing. The rotor includes a center chopping section and a pair of fans respectively positioned at longitudinally outboard ends of the center chopping section. Each fan includes a hub rotatable in a direction of rotation, and a plurality of fan blades connected with the hub at a plurality of angularly spaced locations about the hub. Each fan blade has a generally U-shaped portion with a rear wall and a pair of side walls extending from the rear wall in the direction of rotation.
REFERENCES:
patent: 9114 (1852-07-01), Gilbert
patent: 3025067 (1962-03-01), Raney et al.
patent: 3103241 (1963-09-01), Weigel
patent: 3380502 (1968-04-01), Gronberg
patent: 4087051 (1978-05-01), Moeller
patent: 4696432 (1987-09-01), Russ et al.
patent: 5232405 (1993-08-01), Redekop et al.
patent: 5482508 (1996-01-01), Redekop et al.
patent: 6120373 (2000-09-01), Schrattenecker
patent: 6354938 (2002-03-01), Schrattenecker
patent: 6478674 (2002-11-01), Redekop
patent: 6699121 (2004-03-01), Bognar et al.
patent: 6840854 (2005-01-01), Redekop
patent: 2004/0014511 (2004-01-01), Johnson et al.
patent: 2004/0043804 (2004-03-01), Redekop
patent: 2004/0259611 (2004-12-01), Dow
patent: 2006/0073861 (2006-04-01), Lauer
patent: 3925701 (1991-02-01), None
patent: 102004049965 (2006-04-01), None
patent: 1427499 (1965-03-01), None
Dow Chad A.
Pearson Mark L.
Deere & Company
Taylor & Aust P.C.
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