The CVT very first received prominence in 1910 when Zenit Bikes developed a CVT design which was so successful it was banned from hill climbing competitions. گیربکسهای سیویتی دنده ندارند و از دو قرقره مخروطی تشکیل میشوند. یکی از این قرقرهها به موتور و دیگری به باقی بخشهای سیستم قدرت https://gearboxcvt41539.oblogation.com/33343665/the-basic-principles-of-gearbox-cvt