Logarithmic spirals for possible gears

http://dmentrard.free.fr/GEOGEBRA/Maths/LogagearsMD.html
[url=http://dmentrard.free.fr/GEOGEBRA/Maths/LogagearsMD.html]http://dmentrard.free.fr/GEOGEBRA/Maths/LogagearsMD.html[/url]
– Daniel Mentrard

Information: Logarithmic spirals for possible gears