发明名称 Diker, apparatus, system and process of operation
摘要 An array of several like dimensionally stable readily manufactured diking apparatuses each of which operates in a furrow automatically produces a series of dams of uniform size at regular intervals of travel by repeatedly alternating positions one of a pair of sets of (a) a forwardly disposed digging and earth gathering element and (b) a rearwardly disposed slanted support shoe that is narrower than the earth gathering element forwardly thereof, the support shoe also providing a grading action on the furrow and automatically aligning the earth gathering element.
申请公布号 US4350210(A) 申请公布日期 1982.09.21
申请号 US19800194281 申请日期 1980.10.06
申请人 SHADDEN, OLIVER W.;HOWARD, JERRY W. 发明人 SHADDEN, OLIVER W.;HOWARD, JERRY W.
分类号 A01B13/16;(IPC1-7):A01B13/16 主分类号 A01B13/16
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