A New Type of Curve Used in the Wrap Design of the Scroll Compressor

I t i s c o mmo n p r a c t l c e t o e mp I o y a c l r c I e as a basic figure to form an involute curve whl ch is widely used in the wrap design of t h e s c r o I I c o mp r e s s o r . Th I s t y p e o f c u r v e i s characterized by Its variable curvature . so t h e r e mu s t b e n e e d t o e q u i p a ma ch I n e t o o I w I t h s o me s p e c l a I s of t w a r e w h e n ma n u f a c turing the wrap based on the involute of basic circle A n e w t y p e o f c u r v e n a me d a s "THE I NV 0~ LUTE OF BAS I C SQUARE " has been recent I y s t u d i e d i n a n a t t e mp t o f r e p I a c i n g t h e conventional one It takes a square with a c e r t a I n s I d e I e n g t h a s a f i g u r e . T h i s · g e o me t r l c a I i mp r o v e me n t o n t h e c u r v e h a s I e d t o t h e e a s I n e s s a n d h I g h a c c u r a c y I n ma n u f a c t u r e , t h u s be c o mi n g a g u a r a n t e e of h I g h q u a I I t y o f s c r o I I c o mp r e s s: o r . l n t h e p a p e r , t h e f o r mi n g p r o c e s s a n d t h e d e s i g n me t h o d o f t h e c u r v e , . t h e r e I a t i o n s h i p between two kinds of curves are Introduced