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1. 发明申请

WO2008058348A1 APPARATUS AND METHOD FOR PERFORMING A WORKING OPERATION 审中-公开
标题翻译：用于执行工作操作的装置和方法
公开(公告)号：WO2008058348A1
公开(公告)日：2008-05-22
申请号：PCT/AU2007/001777
申请日：2007-11-19
申请人： RURAL PROJECT SERVICES PTY LTD , OLDFIELD, Jonathan , ENGLISH, Peter , TANGNEY, Daniel
发明人： OLDFIELD, Jonathan , ENGLISH, Peter , TANGNEY, Daniel
IPC分类号： A01G23/095 , A01G3/08 , A01G23/00 , A01M21/02 , B05B15/10
CPC分类号： A01G23/091 , A01G3/08 , A01G23/08
摘要： Cutting apparatus (10) mounted on a vehicle (12) and used in forestry operations for cutting selected unwanted tree stems from stumps that have been coppiced. The apparatus comprises a beam structure (15) having an inner end (17) and an outer end (19) to abut against a selected item to provide a reference. The beam structure has a track (23) on which a carriage (25) is slideably mounted and moved by power mechanism (31, 33); and has two swing arms (34) pivotally connected at one end to the carriage for swinging movement between an inner retracted condition and an outer extending condition. The free end of each arm supports a powered cutter blade (45). Control means (51) comprising a cam structure (53) is provided for moving the swing arms (35) to follow a curved path cutting a swath about or around the periphery of a selected stem (11) or tree stump.
摘要翻译：安装在车辆（12）上并用于林业作业中的切割装置（10），用于从已经被抓住的树桩上切割所选的不想要的树茎。该装置包括具有内端（17）和外端（19）的梁结构（15），以抵靠所选择的物品以提供参考。梁结构具有轨道（23），滑架（25）由动力机构（31,33）可滑动地安装和移动; 并且具有两个摆动臂（34），其在一端枢转地连接到滑架，用于在缩回状态和外部延伸状态之间摆动。每个臂的自由端支撑动力切割刀片（45）。提供包括凸轮结构（53）的控制装置（51），用于移动摆臂（35）以沿着围绕或围绕所选择的杆（11）或树桩的周边切割条纹的弯曲路径。

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