A ratcheting CVT takes advantage of a series of one-way clutches or ratchets that rectify and sum only "ahead" motion. The on-off features of a typical ratchet signifies that lots of of those types aren't continual in operation (i.e. technically not a CVT), but in observe, there are several similarities https://gearboxcvt66317.digitollblog.com/32485193/the-greatest-guide-to-gearbox-cvt