发明名称 Device for secondary separation of grain in a combine harvester
摘要 The secondary grain separator comprises an outer drum (12) constituted by at least two successive perforated lengths (18, 20, 22) having different mesh sizes, a feed chute (24) at the upstream end of the drum for pouring substances into the drum for separation along a vertical tangent, a curved wall (14) situated inside the drum and running from the chute at least as far as the bottom of the drum and defining an annular gap (16) for receiving the substances to be separated, deflector fins (30) inside the drum and inclined relative to the drum axis, and a collecting volute (34) surrounding the drum and including radially extending partitions (40, 42) defining collecting channels (44, 46, 48) facing the various lengths of the drum.
申请公布号 US5013280(A) 申请公布日期 1991.05.07
申请号 US19900480494 申请日期 1990.02.16
申请人 ZACHARY, ALAIN 发明人 ZACHARY, ALAIN
分类号 A01F12/44;B07B13/07 主分类号 A01F12/44
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