发明名称 Cultivator sweep assembly
摘要 A cultivator sweep assembly having a sweep adapted for releasable attachment to a shank of a mobile agricultural apparatus. The sweep assembly includes a sweep having a more narrow profile, and a coupling attached to a tapered end portion of the shank and disposed between the sweep and the supporting shank. The sweep includes a stem portion that defines a housing configured to frictionally receive and engage the tapered end portion of the shank. The end portion of the shank having the coupling attached thereto is slidably received within the housing until a projection of the coupling is received through a top opening of the housing. The projection received through the top opening indicating that the end portion of the shank is sufficiently received within the housing of the sweep, and that the sweep is mounted to the shank with sufficient force.
申请公布号 US7255179(B2) 申请公布日期 2007.08.14
申请号 US20060638811 申请日期 2006.12.14
申请人 POLLARD LORNE R 发明人 POLLARD LORNE R.
分类号 A01B15/00;A01B23/00;A01B31/00;A01B35/22;A01B39/19;A01B39/20;B41J2/175 主分类号 A01B15/00
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