Unit-5-撑杆运动补充讲义课件.ppt

1、Sergey Bubka Soviet Union/Ukraine6.14 m outdoors6.15 m indoors,1985 5.04mPhases of pole vaulting The generally accepted technical model can be broken down into several phases,listed and described below:The approach助跑助跑 sprinting down the runway as to achieve maximum speed and correct take-off positi

2、on upon reaching the pit.1The plant and take-off插竿与起跳插竿与起跳 Vaulters(usually)will count their steps backwards from their starting point to the box only counting the steps taken on the left foot(vice-versa for left-handers)until the last three steps taken and both feet are counted as three,two,one.The

3、se last three steps are normally quicker than the previous strides.2The swing and row悬垂摆体悬垂摆体 The vaulter swinging his trail leg forward and rowing,pushing,his top arm down to the hips,while trying to keep the trail leg straight,once in a U shape the left arm hugs the pole tight to efficiently use t

4、he recoil within the pole.3The extension后翻举腿后翻举腿 Vaulter is positioned upside down.This position is often referred to as inversion.The turn转体转体 The vaulter turns 180 toward the pole.Ideally the vaulter will remain as vertical as possible.The fly-away过竿过竿 The vaulter pushing off of the pole and releasing it so it falls away from the bar and mats.The vaulters main concern is making sure that his arms,face and any other appendages do not knock the bar off as he goes over.456 The vaulter should land near the middle of the foam landing mats,or pits,face up.The track of pole vaulting