Articulated Arm

I’m looking for the hardware that is used in the articulated arms of these imacs

and this link lamp?


Is it a spring loaded pivot?

Looks more like a simple friction hinge. Most of the lamps have springs, but the ones you linked to look like friction joints.


I’m also looking for a similar mechanism for a task light I’m working on. I’ll post anything I come across that might be of use.

So far I’ve found a friction hinge supplier that looks promising: