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    • 10. 发明授权
    • Adjustable packer wheel seeding system and method
    • 可调包装机轮播系统及方法
    • US08342254B2
    • 2013-01-01
    • US13338341
    • 2011-12-28
    • Jim HenryNicholas George Alfred Ryder
    • Jim HenryNicholas George Alfred Ryder
    • A01B61/00A01C5/00
    • A01B49/027A01B61/04A01B61/046A01C5/06A01C5/062A01C5/068A01C7/203Y10S111/90
    • In one embodiment, a seeding implement includes a frame configured to couple to a tool bar, a parallel linkage coupled to the frame, and a ground engaging tool extending from a shank, wherein the shank is coupled to the parallel linkage. The implement also includes a packer wheel configured to control a position of the ground engaging tool, wherein the packer wheel is positioned directly behind the ground engaging tool when the ground engaging tool is engaging a soil region. Further, the implement includes an adjustment mechanism configured to shift the packer wheel rearwardly upon the ground engaging tool encountering an obstruction and to shift the packer wheel forwardly after the obstruction has been passed by the ground engaging tool.
    • 在一个实施例中,播种器具包括框架,该框架被配置为联接到工具栏,联接到框架的平行连杆以及从杆延伸的地面接合工具,其中所述柄联接到所述平行连杆。 该工具还包括配置成控制地面接合工具的位置的封隔器轮,其中当地面接合工具接合土壤区域时,封隔器轮位于地面接合工具的正后方。 此外,所述工具包括调整机构,所述调整机构构造成在所述地面接合工具遇到障碍物时向后移动所述封隔器轮,并且在所述障碍物通过所述地面接合工具之后向前移动所述封隔器轮。