Combine harvesters

Details Combine harvesters Combine harvesters

1983-06-09

1984-07-24

Hirsch, Paul J.

130 27J, 130 27P, 130 27T, A01F 1200, A01F 704

Patent

active

044613067

ABSTRACT:
A combine harvester is disclosed in which the threshing and separating means includes a rotor, a concave extending at least partially around the rotor at a location above the axis of rotation of the rotor, and sweepers disposed in the vicinity of the concave and operable to sweep crop material passing through the concave means away from the latter so as to prevent any excessive build up of crop material on the concave.

REFERENCES:
patent: 1770792 (1930-07-01), Lizamore
patent: 2633851 (1953-04-01), Boyer
patent: 3124139 (1964-03-01), Stokland
patent: 3662763 (1972-05-01), Denison et al.
patent: 3871384 (1975-03-01), Depauw et al.
patent: 4078571 (1978-03-01), Todd et al.
patent: 4108150 (1978-08-01), Shavier
patent: 4154250 (1979-05-01), Stuber

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