There is disclosed a mounting means for a terminal comprising, in essence, a double parallelogram including a lower arm pivoted to the base, an upper arm connected to a monitor and elbow means interconnecting the other ends of the arms whereby the connection between the upper arm and the monitor moves...http://www.google.fr/patents/US4834329?utm_source=gb-gplus-shareBrevet US4834329 - Monitor support for a terminal
