发明名称 SCALLOPED CLOSING WHEEL FOR A SEEDING MACHINE
摘要 A closing wheel for an agricultural seeding machine. The closing wheel comprises a circular disc having a series of radially extending scallops or cavities on the furrow facing side of the closing wheel. The scallops or cavities extend to the circumferential edge of the disc forming a wavy or castellated edge. The circumferential edge is beveled away from the furrow facing side of the closing wheel. The disc is also provided with a central aperture for receiving a bearing assembly for rotatively mounting the disc onto a planter frame.
申请公布号 CA2143476(C) 申请公布日期 1999.01.12
申请号 CA19952143476 申请日期 1995.02.27
申请人 DEERE & COMPANY 发明人 OTT, DAVID FREDRICK;YODER, ALFRED DEAN
分类号 A01C5/06;(IPC1-7):A01C5/06 主分类号 A01C5/06
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