Laundry treating apparatus

A laundry apparatus having a first cabinet with a dry chamber therein; a first air supply unit to supply air to the dry chamber; a second cabinet disposed on a top surface of the first cabinet or supportively disposed below a bottom surface of the first cabinet; a second air supply unit to supply air to a drum located in the second cabinet; and a hinge unit for rotatably coupling a rack in the dry chamber, wherein the hinge unit has a rotational shaft; a first operation body located outside the dry chamber and rotatable by the shaft; a stopper body having first and second stoppers spaced apart from each other and located outside the dry chamber; and a second operation body rotatable between the first and second stoppers and rotatable in the reverse direction of a rotational direction of the first operation body by contacting the first operation body.