发明名称 Seed drill press wheels.
摘要 The invention relates to a seed-drill press wheel (4) coaxial relative to and integral in terms of rotation with at least one gauge wheel (5) having a smaller rolling radius than the radius of the periphery of the press wheel (4). …<??>The press wheel according to the invention is characterised in that the gauge wheel (5) is a wheel with a deformable peripheral covering, such as a low-pressure tyre (13). …<??>The invention is used in seed drills. …<IMAGE>…
申请公布号 EP0331560(A1) 申请公布日期 1989.09.06
申请号 EP19890400510 申请日期 1989.02.23
申请人 SOCIETE SOGEFINA SOCIETE DE GESTION FINANCIERE ARMORICAINE (SOCIETE ANONYME) 发明人 HERRIAU, AUGUSTE;HERRIAU, PAUL
分类号 A01C5/06 主分类号 A01C5/06
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