| 摘要 |
993,364. Thrashing machines. H. CLAAS. March 16, 1962 [Dec. 9, 1961], No. 10191/62. Heading A1F. A grain reservoir 1 for a combine harvester incorporates a device for removing dust from the crop, the device comprising a feed screw 24 which moves grain from an elevator 2 through a perforated drum 7 before discharging it to the reservoir. Dust falls through the holes in the drum and is carried away through discharge shoot 10. The drum may be rotated in either direction by a drive including a V-belt 21. |
