ZME Science on MSN
This touchless gear system uses fluid dynamics to transfer power and rotation without any teeth
From the chariot wheels crossing the Gobi Desert in 3,000 BCE to the intricate bronze clockwork of the Antikythera mechanism ...
All bikes with the exception of penny-farthings are geared between the crankset and the rear wheel. Most bikes will include a range of gears, so that you can choose one appropriate to where you’re ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback