Patent ID: 7281774

Claim:
An object supporting unit comprising means whereby at least a rear end side of an object is supported in a box body in a horizontally-movable manner and a front end side of the object is supported in a manner movable back and forth along a floor at least through a rolling supporting body so as to allow the object to be drawn forward from a first stored position in the box body; wherein the rolling supporting body comprises a free motion rotating body having an upper end making an abutting contact with a downward facing surface of the object and a bottom end contacting the floor, and wherein the free motion rotating body, when in a second position, supports the front end side of the object by making a rolling movement; wherein in the first position the free motion rotating body is supported by the object in a manner moveably mounted through a rail and a rotor floating from the floor through the rail and the rotor at a time when the object is initially moved, and wherein the free motion rotating body, when in the second position, contacts, and moves underneath an inclined face arranged on the downward facing surface of the object so as to lift the front end side of the object at a time after the free motion rotating body contacts the floor to move the object; wherein the rail is directly connected to the downward facing surface of the object; wherein the rolling supporting body further comprises a bracket; wherein an axis is connected to the bracket and the axis supports the free motion rotating body; wherein the bracket is connected to the rotor and the rotor engages the rail.