The weather got warm enough to open the windows before pollen season started, which led to the front bathroom door slamming closed in the middle of the night when a gusty rainstorm blew through town. After far too many years, I decided this was an annoyance up with which I need no longer put.
A few minutes with OpenSCAD and Slic3r produces the shape:
It’s basically an extrusion of a 2D shape with a rectangular recess for the door chewed out.
An hour later, it’s in full effect:
The model now sports a little ball to secure the retainer against the towel bar:
Maybe someday I’ll reprint it.
That was easy …
The cast-iron pig sometimes standing guard as a doorstop in the relatively narrow doorway poses a bit of a foot hazard, so he moves into a closet during the off season. He can now remain there, snug and comfy, until a need for ballast arises.
The OpenSCAD source code as a GitHub Gist: