エンジンに欠かせない変速機ですが、MT,AT,CVT,DCTといくつかの種類があり、日本ではCVTが多くの割合を占めています。
CVTの構造とメリット・デメリット、国や地域による違いが生じた原因をまとめてみました。


参照
https://www.youtube.com/watch?v=TatRad1K-7w
https://www.youtube.com/watch?v=sljLsPK1qCA
https://www.youtube.com/watch?v=KNIYwrcHyeA
https://www.youtube.com/watch?v=JOLtS4VUcvQ&t=425s
https://www.youtube.com/watch?v=qRqlBYPWNkE
https://www.youtube.com/watch?v=B1AJsUiJuQQ&t=282s
https://www.youtube.com/watch?v=favmk6lomXQ
https://www.youtube.com/watch?v=yn32nYsGRZM&t=181s
https://www.youtube.com/watch?v=EE3vEUENTrg
https://www.youtube.com/watch?v=Dgo0HZupT4A
https://www.youtube.com/watch?v=VGn1jHHH58Y
https://www.youtube.com/watch?v=64zI4mP02Sc
https://www.youtube.com/watch?v=xHWqlfDZnmQ
https://www.youtube.com/watch?v=Y8kk6MtV8ag
https://www.youtube.com/watch?v=ajamXSD8BgA&t=27s
https://www.youtube.com/watch?v=L6tZ6NNnY9M&t=153s
https://www.youtube.com/watch?v=2OMqmpjOHWM&t=124s
https://www.youtube.com/watch?v=HFC2W0M-EOo&t=85s
https://www.youtube.com/watch?v=Tkdx0Gc-_tc
https://www.youtube.com/watch?vZ8t94klQAotU&list=WL&index=3&t=113s
https://www.youtube.com/watch?v=PEq5_b4LWNY
https://www.youtube.com/watch?v=DldUaOWnKQM
https://www.youtube.com/watch?v=DhNIJUYmyNw
https://www.youtube.com/watch?v=Gxm1h_an3m8
https://www.youtube.com/watch?v=5xzezJf0NMQ
https://www.youtube.com/watch?v=IqK63pBDksY
https://www.youtube.com/watch?v=z5s6brt70Ac
https://www.youtube.com/watch?v=7LUYHZV4Ffw
https://www.youtube.com/watch?v=3wikUXa-TAQ
https://www.youtube.com/watch?v=cd10wif87Qk&t=255s
https://www.youtube.com/watch?v=9ry3M-rRo1c
https://www.youtube.com/watch?v=xPs9kXTqUVo
https://www.youtube.com/watch?v=Hx44jrWHaUE&t=784s
https://www.youtube.com/watch?v=YI-6cuSpvJs
https://www.youtube.com/watch?v=Q4fXI0YQlKc
https://www.youtube.com/watch?v=JvUTiNvCgqM
https://www.youtube.com/watch?v=PUOGBLHktW4&list=WL&index=13&t=63s
https://www.youtube.com/watch?v=LZ5otAUTGbA
https://www.youtube.com/watch?v=mLu6rLz-MjQ&t=173s
https://www.youtube.com/watch?v=CRs-t0bT2ng
https://www.youtube.com/watch?v=VGn1jHHH58Y&t=33s
https://www.youtube.com/watch?v=ZwAGTnlzctI&t=293s
https://www.youtube.com/watch?v=D__ZijznwB8
https://www.youtube.com/watch?v=U97EgYGIv2g
https://www.youtube.com/watch?v=m-MLyKjYqSw
https://www.youtube.com/watch?v=siJuzxddUUk
https://www.youtube.com/watch?v=u_y1S8C0Hmc
https://www.youtube.com/watch?v=7zW510z44FI
https://www.youtube.com/watch?v=RrDpWRSGKpc
https://www.youtube.com/watch?v=udeqB4pqJm4&t=66s
https://www.youtube.com/watch?v=b7seEH_2tUE&list=WL&index=3&t=11s
https://www.youtube.com/watch?v=iNb25y2-PWM
https://www.youtube.com/watch?v=txAdIaXwZuo&t=134s
https://www.youtube.com/watch?v=6mPubahkVBA
https://www.youtube.com/watch?v=qSg_VRmoNpo
https://www.youtube.com/watch?v=tkIvOQxyRpY&t=55s
https://www.youtube.com/watch?v=qTf-_rHQjkU