The relation between sleeve dart and bending degree of arm is investigation and discussion
Abstract : When the arm is in the natural dropping state , the elbow becomes a little bend and the arm is declining to the antevert .Sleeve dart is used in the sleeve for according to the natural human body .The surplus and deficiency being to be completed from the flat surface to the body handles the dart effect . And sleeve dart means the plane sleeve transform into the stereoscopic sleeve .Opening a dart in the elbow to make the sleeve bend in the elbow when the dart is closed . That according to the natural human body . How to make the elbow dart and how to ascertain the size of dart to make the sleeve looks best effect when it in the person body . The size of sleeve dart in relation of two bending degrees of arm through research and experiment many times . Two bending degrees of arm means forward swing degree and bending degree of lower location of elbow . The relation of the size of sleeve dart and two bending degrees of arm is the important content which is researched in this theis .
Through measured the females’forward swing degree and bending degree of lower location of elbow who are between twenty to twenty-five years old in Zhejiang province ,dealed with experiment data , reached experiment rule and the relation between sleeve dart and two degrees . Hope that the way is provided accurately , practically , conveniently for board maker . This way helps improve the board’s accurate rate and fit well rate ,reduce the modify times and save the making board time .In a word ,it can improve the efficient of the product .
Key words : curve; relation; degree