Matthias Wandel, who makes wonderful wooden mechanisms, demonstrates his wooden 3-digit mechanical counter. It’s a terrific way to learn how these common devices work. He has build plans at his website.
Mathhias wrote a Marble Adding Machine how-to for MAKE.
6 thoughts on “How Mechanical Counters Work”
Comments are closed.
[…] Read the full article on MAKE […]
i love Matthias! i have been watching foe few years !! A true Genus !
[…] 원문링크 https://makezine.com/2012/11/13/how-mechanical-counters-work/ […]