The geometry features of involute of regular polygon are analyzed. It is indicated that the involute of even regular polygon can be used as the scroll wrap.
分析了正多角形渐开线的几何特性，指出角数为偶数的正多角形渐开线可以用作涡旋型线；
The geometry features of involute of regular polygon are analyzed. It is indicated that the involute of even regular polygon can be used as the scroll wrap.
分析了正多角形渐开线的几何特性，指出角数为偶数的正多角形渐开线可以用作涡旋型线；
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