发明名称 Cultivator
摘要 A cultivator for towing by an ATV comprises a cultivator frame including a plurality of horizontal parallel tool bars and a pair of side rails interconnecting the tool bars to hold the tool bars at right angels to a direction of forward movement of the frame. The middle tool bar is of a length to extend only between the rails. The front tool bar is of intermediate length and extends beyond the rails to leave free ends. The rear tool bar is longest. Each tool bar carries a plurality of S-tines. A pair of ground wheels is mounted on a cross-shaft of the frame at the front tool bar for pivotal movement relative to the frame and including an actuation lever operable by an electric actuator for raising a height of the frame relative to the ground. A hitch pole is connected to the frame by a pair of collars under the front tool bar and the middle tool bar and extends forwardly therefrom to a hitch connection for connecting to the vehicle. Various accessories can be attached to the base frame including a pair of extension arms a disker, a harrow bar, a roller, a wire reel, a potato digger, a potato hiller and a land leveller blade.
申请公布号 US5988294(A) 申请公布日期 1999.11.23
申请号 US19970986391 申请日期 1997.12.09
申请人 HUBSCHER, DARIN 发明人 HUBSCHER, DARIN
分类号 A01B35/18;A01B35/30;(IPC1-7):A01B63/12 主分类号 A01B35/18
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