Abstract: A combine harvester comprising a threshing chamber having a threshing drum, a reaping section, a separating section, a conveyor and guide means of V-shaped disposed in the threshing chamber wherein the center line of the reaping section in the longitudinal direction of the harvester body and the tip of the guide means are deviated to the same side with respect to the center line of the conveyor in the longitudinal direction of the harvester body.

Abstract: A combine harvester of directly-streamed type wherein a thresh/selection apparatus (3) and a manipulation quarter (4) are mounted on a vehicle framing (2) equipped with running travel means (1) thereunder; in such configuration of left and right juxtaposition as to enable their snug accommodation within the reaping width of the havester; an engine (26) is mounted, rearwardly of the said manipulation quarter (4), on to the said vehicle framing (2); and a lower portion of a said grain-tank (6) is disposed, at a position directly rearwardly of beater means (21), in a manner as to protrude into a front end upper portion of a selecting section (3b) with a strawwalker (22).

Abstract: A combine equipped with a dispersing guide plate at the inner upper portion of a threshing chamber. A tailings return port for returning tailings to the threshing chamber for second separation, is formed at the center of the inner upper surface of the threshing chamber where there is provided a space where a little amount of harvested grain stalks streams.