Articulated sliding doors

thingiverse

This pair of train-like sliding doors is controlled using a single lever, making it a favorite among door enthusiasts. To build this model, print the parts flat on a surface and assemble them just like in the picture. No special post-processing techniques are required. The same principle used to create 2D sliding doors can be extended to three dimensions, as seen in my Train with Sliding Doors model: https://www.thingiverse.com/thing:3568368