typewheel
Noun
Meaning
typewheel (plural typewheels)
A wheel in an early telegraph or typewriter that bears the physical characters on its periphery and is used to print them onto the page.
Examples
A 56-character typewheel at the sending end was synchronised to coincide with a similar wheel at the receiving end.
The new company combined the best features of both their machines into a new typewheel printer for which Kleinschmidt, Howard Krum, and Sterling Morton jointly obtained a patent.
Like the manual Blickensderfer typewriters, it used a cylindrical typewheel rather than individual typebars.