Abstract: Improvement in Combination bed (4) and desk (3) is disclosed: an articulated parallelogram (6, 8, 10, 11) based system and mechanism that links bed frame (4) and desktop (3) to elements (6, 10) fixed to a wall (or support or furniture body). Bed rotates as a wallbed, and desktop goes down and up always leveled. In raised position, bed lies against the wall, bedding concealed, and cantilever desktop at standard height rests against bed bottom. In the lowered position, the bed is deployed at normal height and desktop goes underneath at floor level. Desktop can admit objects as a PC monitor (up to 0.4 m height) that can remain undisturbed through conversion and stowing.