New answers tagged bolts
With 1" x 4" lumber for the sides, your problem will not be the anchors, but rather splitting of the wood with the grain. But you can get around this by putting bolts low on the 4" side, and backing them with something thicker (so you have 2 or more inches of wood for the bolts to bear on). I'd have the bed built to match the wall, then have triangular ...
As long as the wood that you use to construct your bed frame is strong enough in its own right to be used as a bed frame you should have no problems supporting the frame from both ends by bolting into the concrete wall. Bolts that are 1/2" in diameter should be plenty strong in shear to support a bed frame mounted in this manner. Three or four equally ...
If your walls are Brick, you will have no load problems at all!... IMO, your biggest challenge/consideration is the buckling of the frame. But if you are confident that the bed frame is rigid enough then bolting to the wall will not be a problem. In terms of the bolts. I would recommend the use of Expanding Bolts (specifically M10(10mm) or 7/16) this will ...
your question is "what is this thing called", and I agree that T-nut is a good answer, but when you described your application, perhaps what you're looking for could be called a "leveling foot".
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