发明名称 Seed tube guard
摘要 A mutually-engageable or interlocking connection between a seed tube guard and a frame member mounted to a seed planting machine. The mutually-engageable connection includes a yoke having a front journal and a rear journal with a gap, the yoke, carried on the frame member, and a pin connected to a neck, carried by the guard. The pin is sized to fit between and into the front and rear journals, wherein the neck has a thickness less than a width of the gap in order to slide though the gap during installation, and a length to fit between and through the front and rear journals.
申请公布号 US7263937(B2) 申请公布日期 2007.09.04
申请号 US20040769474 申请日期 2004.01.31
申请人 DEERE & COMPANY 发明人 FRASIER MICHAEL EUGENE
分类号 A01B49/04;A01C5/00;A01C7/20 主分类号 A01B49/04
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