Straw chopper blade

Crop threshing or separating – Straw chaff spreader or handling – With chopper

Reexamination Certificate

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Reexamination Certificate

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07104883

ABSTRACT:
A straw chopper blade comprising a flat blade defining a plane. The blade has a leading edge and a trailing edge. The leading edge is provided with a sharpened cutting edge that extends from the tip of the blade radially inward towards its mounting assembly. The leading edge is also provided with a paddle that extends perpendicular from the blade adjacent to the mounting assembly.

REFERENCES:
patent: 9114 (1852-07-01), Gilbert
patent: 2932145 (1960-04-01), Scranton
patent: 3103241 (1963-09-01), Weigel
patent: 3717062 (1973-02-01), Gaeddert
patent: 4137923 (1979-02-01), Druffel et al.
patent: 4995228 (1991-02-01), Hladik, Jr.
patent: 5042973 (1991-08-01), Hammarstrand
patent: 5232405 (1993-08-01), Redekop et al.
patent: 5482508 (1996-01-01), Redekop et al.
patent: 5556042 (1996-09-01), Roberg
patent: 6511374 (2003-01-01), VanEe
patent: 6572035 (2003-06-01), Pfeiffer
patent: 2002/0004417 (2002-01-01), Redekop
patent: 2002/0119809 (2002-08-01), Bognar et al.
patent: 1 232 683 (2002-08-01), None

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