Patent ID: 8267493

Claim:
A refrigerator, comprising: a body including a cooling compartment having rails; and a storage rack positioned within the cooling compartment, the storage rack including: a set of frames slidingly attached to the rails to enable the storage rack to be withdrawn from the cooling compartment in a first direction; a set of moving guides to be connected between different pairs of the frames; and at least one moving shelf supported by the set of moving guides at desired positions along the set of moving guides and being movable in a second direction different from the first direction to other desired positions, wherein the at least one moving shelf includes: a height adjuster used to move the at least one moving shelf in the second direction; and a set of moving gears to engage the set of moving guides, wherein the set of moving gears includes respective worm gears, and the set of moving guides includes respective worms engaged to the respective worm gears, wherein a rotation of the height adjuster in a first direction rotates a first pair of the set of moving gears in the first direction, and rotates a second pair of the set of moving gears in a second direction that is opposite to that of the first direction, to raise the at least one moving shelf, and wherein the first and second pairs of the set of moving gears respectively include a connecting shaft between the respective pairs of the moving gears, and a drive gear.