Transmission types ... Epicyclic gears as implemented in common bicycle 3- speed gear hubs: the sun gear ... Many folding bicycles use 3-speed gear-hubs.
Since the market for hubs was quite large, a few different
Learn what is computer hub: how network hub works and what are
Apr 1, 2008
A hub is a hardware device that acts as a central connecting point and joins lines
in ... There are many different
Information on network hubs, What is hub and how hub works and operations of
hubs, comparison of hubs and switches, kinds and
Computer networking: Electronic device that works as a central connecting point
for multiple computers in a network.