Kinematics of a milling machine: the movement of the piece relative to the tool is made by three translations.
<a href="//commons.wikimedia.org/wiki/User:Cdang" title="User:Cdang">Cdang</a>
<span class="int-own-work" lang="en">Own work</span>, inspired from L. Rimbaud, G. Layes, J. Moulin, Guide pratique de l'usinage 1. Fraisage, Hachette Technique (1992), p. 8