发明名称 Coulter fertilizer applicator unit
摘要 A seedbed preparation apparatus attachable to existing seed planting devices comprising a coulter cart. The apparatus is designed to lessen the number of passes required to prepare and plant a field. Fertilizer delivery is provided to the soil raised by the coulter wheels. The fertilizer injector nozzles are secured to flexible mounting devices to permit the nozzle to move in accordance with the terrain preventing clogging or stoppage of the nozzles.
申请公布号 US5370068(A) 申请公布日期 1994.12.06
申请号 US19930087453 申请日期 1993.07.09
申请人 UNVERFERTH MANUFACTURING CO., INC. 发明人 RAWSON, RAY;RAWSON, ALLEN
分类号 A01B7/00;A01B49/06;A01C21/00;A01C23/02;(IPC1-7):A01C15/00 主分类号 A01B7/00
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