Sickle-bar cutter assembly for a forced-air harvesting machine

Details Sickle-bar cutter assembly for a forced-air harvesting machine Sickle-bar cutter assembly for a forced-air harvesting machine

1994-07-25

1995-07-11

Suchfield, George A.

Harvesters

Cutting

Cutter members

56310, 563271, 460143, A01D 3418, A01D 3420

Patent

active

054310008

ABSTRACT:
Apparatus and method for preventing build-up of sheared material on a sickle-bar cutter assembly for use in removing unwanted tops from root or bulb crops, and an agricultural harvester embodying such an assembly. Stationary components of the assembly, including the knife guard mount bar and optionally an improved knife guard bar, are provided with a plurality of open passageways therethrough to permit process air to flow through the assembly to purge regions above the assembly in which sheared material would otherwise accumulate.

REFERENCES:
patent: 888491 (1908-05-01), Hampton
patent: 3171242 (1965-03-01), Scarnato et al.
patent: 3518818 (1970-07-01), Porter
patent: 4750321 (1988-06-01), Klein
patent: 4909026 (1990-03-01), Molzahn et al.
patent: 5024278 (1991-06-01), Shuknecht
patent: 5107664 (1992-04-01), Ross et al.
patent: 5197549 (1993-03-01), Shuff
patent: 5340042 (1994-08-01), Bergkamp et al.

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