发明名称 Soil cultivating implements
摘要 A cultivating implement has cultivating members that are driven to rotate about a first upwardly extending axis. Each cultivating member preferably has three working members, that are freely rotatable about respective second upwardly extending axes, and downwardly extending tines. The tines can be journalled for free rotation at the corners of a triangular plate-shaped support and can be mounted in pairs on a bracket that affords protection to the connection points of the tines. The tines can be strip-shaped with trailing lower operative portions.
申请公布号 US4106567(A) 申请公布日期 1978.08.15
申请号 US19760723726 申请日期 1976.09.16
申请人 VAN DER LELY, CORNELIS 发明人 VAN DER LELY, CORNELIS
分类号 A01B33/06;A01B33/12;(IPC1-7):A01B33/06 主分类号 A01B33/06
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