发明名称 HITCH FLEXING HINGE
摘要 <p>HITCH FLEXING HINGE A hitch flexing hinge included within the draft beams of an implement frame of the type that enables vertical flexing of the frame sections. The hinge includes a yoke attached to the drawbar of a draft vehicle and a body section that is received in one end of the draft beam. The body portion carries a swivel ball and attachment of the draft beam to the swivel ball allows rotational twisting of the draft beam about its longitudinal axis as the implement frame sections flex.</p>
申请公布号 CA1243883(A) 申请公布日期 1988.11.01
申请号 CA19850473898 申请日期 1985.02.08
申请人 DEERE & COMPANY 发明人 SALLEY, GORDON L.;LANDPHAIR, DONALD K.
分类号 A01B59/04;A01B73/06;A01C7/20;(IPC1-7):A01B73/00 主分类号 A01B59/04
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