Easily assemblable furniture, such as a desk

Claim 1

A piece of furniture comprising a main rectangular plate having opposite ends, two side plates pivotably connected to the main plate at said opposite ends, said main plate having a length at least as long as the two side plates, said side plates being pivotably movable from a first folded position in a plane parallel to the main plate to a second deployed position in which the side plates are perpendicular to the main plate, and a fourth auxiliary plate pivotably connected to the main plate for movement about an axis parallel to the long sides thereof between a first folded position in a plane parallel to the main plate and a second deployed position in which it forms right angles with the main plate and the two side plates, said auxiliary plate being superposed on said main plate in the folded position and said side plates being superposed on the auxiliary plate in their folded positions, first hinge means connecting each side plate with the main plate, second hinge means connecting the auxiliary plate to the main plate, the second hinge means including hinges constructed and arranged to permit the auxiliary plate to be folded into the folded position thereof flat against the main plate, the first hinge means being constructed and arranged to permit the side plates to be folded flat against the auxiliary plate which is now flat against the main plate, said first hinge means comprising a first flat hinge element embedded in the main plate, and a second hinge element of right angle shape including a first arm pivotably connected to the first element and a second arm embedded in its associated side plate, said first hinge element and said second arms being flush in their respective plates, said first hinge element having a slot therein in which said first arm lies in the plane of said first hinge element when the side plate is in deployed position.