Patent ID: 9671152
Date: 2017-06-06
CPC Classifications: F25D

Claim:
1. A refrigerator comprising: a body provided with an inner case and an outer case; a storage compartment formed in the body by the inner case and provided with a front surface, a top surface, a bottom surface and opposite lateral surfaces, the front surface being open to place or withdraw food; a pair of doors to open and close the open front surface of the storage compartment, each of the doors being provided with a dyke protruding rearward, the dyke comprising a pair of vertical pocket mounting portions and an extension portion to connect lower ends of the pocket mounting portions to each other; a gasket provided on a rear surface of each of the doors to seal a gap between the body and the doors; an upper hinge and a lower hinge connected to one side of each of the doors to support the doors such that the doors are rotatable with respect to the body; a roller positioned at a side of a corresponding one of the doors that is opposite to the one side of the corresponding one of the doors having the upper hinge and the lower hinge connected thereto, with respect to a median plane of the corresponding one of the doors; a roller cap connected to an opening of the dyke, the roller being rotatably mounted to the roller cap; and a separately formed reinforcement plate coupled to a bottom surface of the inner case inside the storage compartment to increase rigidity, the reinforcement plate being separately formed and coupled to the inner case, and not integrally formed with the inner case, wherein the roller is arranged in the extension portion of the dyke and supported by the reinforcement plate coupled to the bottom surface of the storage compartment, a top part of the roller being accommodated inside the dyke, and a bottom part of the roller being exposed through a lowermost surface of the dyke, the roller cap includes a base and a sealing portion protruding from the base to closely contact the dyke to seal the opening, and the bottom surface of the inner case includes an installation groove coupled to the reinforcement plate, whereby when the reinforcement plate is coupled to the installation groove, the reinforcement plate does not protrude from the bottom surface of the inner case, but forms a same horizontal plane together with the bottom surface of the inner case.