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    • 21. 发明申请
    • DISC HARROW
    • WO2008071391A1
    • 2008-06-19
    • PCT/EP2007/010814
    • 2007-12-11
    • TULIP INDUSTRIES BENELUX SARLPEETERS, Daniel, Petrus, Marie
    • PEETERS, Daniel, Petrus, Marie
    • A01B61/00A01B23/06
    • A01B61/00A01B23/06
    • The invention relates to a disc harrow (1) comprising a frame and at least one disc (2), which disc (2) is fixed by means of a number of bolts (18) to a hub (7) journalled in the frame, the shanks of which bolts (18) extend into bores (6) formed in said disc (2) and bores (10) formed in said hub (7) over at least part of their length, which latter bores (10) are aligned with the bores (6) in the disc (2), wherein at least one pin (23) is provided, which pin (23) extends with a tight fit into the hub (7) and into recesses (24) formed in the disc (2) over at least part of its length, and the recess (24) in the disc (2) is in open communication at one end with a central hole (21) formed in the disc (2).
    • 本发明涉及一种包括框架和至少一个盘(2)的盘耙(1),所述盘(2)通过多个螺栓(18)固定到轴颈(7)上,所述轮毂(7)被安装在所述框架中, 其中螺栓(18)延伸到形成在所述盘(2)中的孔(6)和形成在所述毂(7)中的至少部分长度的孔(10)的柄,后者的孔(10)与 所述盘(2)中的孔(6),其中设置有至少一个销(23),所述销(23)以紧密配合延伸到所述轮毂(7)中并且形成在所述盘(23)中的凹部 2)在其长度的至少一部分上,并且盘(2)中的凹部(24)在一端处与形成在盘(2)中的中心孔(21)打开连通。