Just A Car Guy
Cool things with wheels since 2006
Monday, December 04, 2023
someone has prototyped a new mechanism for shifting gears on a bicycle, a bit like an automatic transmission they say, using spring pressure to change the diameter of the sprocket
https://arstechnica.com/cars/2023/11/automatic-bike-transmission-concept-is-wild-and-spiky-and-could-be-a-big-shift/
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