发明名称 Bedding plow featuring a center-cut disk assembly having resilient relief means
摘要 A bedding plow suited for forestry planting operations includes a plow frame that is attached to a tractor or other tow vehicle. The frame holds a pair of trailing disk assemblies that are arranged along opposite longitudinal sides of the bed being plowed. A center-cut disk assembly is mounted pivotably to the frame between and forwardly of the trailing disk assemblies. A resilient biasing assembly such as a hydraulic or pneumatic relief mechanism interconnects an arm of the center-cut disk assembly and the frame. The resilient biasing device urges the center-cut disk assembly to engage the ground under normal circumstances and permits the disk assembly to retract upwardly and ride over obstructions that are encountered while the plow cultivates the bed.
申请公布号 US6330922(B1) 申请公布日期 2001.12.18
申请号 US20000616755 申请日期 2000.07.14
申请人 KING THOMAS P. 发明人 KING THOMAS P.
分类号 A01B13/02;A01B61/04;(IPC1-7):A01B49/02 主分类号 A01B13/02
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