PROBLEM TO BE SOLVED: To provide high branch pruning scissors with which a large cutting force can be obtained with a small operation force.SOLUTION: The high branch pruning scissors include: a shaft 10 a cutting blade 20 a cutting blade-operating means an operating wire rod 40 and an operation force-increasing means 100 which comprises a lever member 111 having a power point (A), a working point C and a fulcrum B, a lever-pivoting member 112 pivoting the lever member 111 with the fulcrum B, a cutting blade-pivoting member 113 for pivoting the cutting blade 20, a linking/fixing member 114 for linking/fixing the lever-pivoting member 112 to the cutting blade-pivoting member 113 at a prescribed distance, a link member 115 for linking the working point C of the lever member 111 with the base end part of the cutting blade 20, and a lever-guiding member 116 projectingly set up at the side from the shaft 10 to guide the power point (A) of the lever member 111 along a circular arc centering around the fulcrum B.COPYRIGHT: (C)2012,JPO&INPIT【課題】小さな操作力で大きな切断力を得ることのできる高枝切鋏を提供する。【解決手段】シャフト10と、切断刃20と、切断刃操作手段と、操作用線材40とを備え、力点A、作用点C及び支点Bを有するテコ部材111と、テコ部材111を支点Bで軸支するためのテコ軸支部材112と、切断刃20を軸支するための切断刃軸支部材113と、テコ軸支部材112と切断刃軸支部材113とを所定距離を隔てて連結固定するための連結固定部材114と、テコ部材111の作用点Cと切断刃20の基端部とを連結するためのリンク部材115と、シャフト10から側方に突出して設けられ、テコ部材111の力点Aを支点Bを中心とする円弧に沿って案内するためのテコ案内部材116とで構成された操作力増大手段100を設けた高枝切鋏。【選択図】図3
