Patent ID: 7670018

Claim:
A refrigerator, comprising: a main body forming an external appearance of the refrigerator, the main body comprising a storage chamber that stores products in an interior thereof being opened through one side of the main body; a door that selectively shields an opening of the storage chamber; and an illumination device mounted on a bottom surface of the door, the illumination device comprising: a lamp assembly that irradiates light to an inside of a storage chamber of the refrigerator; a base plate mounted on a side within the storage chamber, wherein the lamp assembly is provided on a side of the base plate; a watertight cover formed to enclose the lamp assembly and block direct penetration of water into the lamp assembly; and at least one fastening device formed on a side of the base plate, wherein the at least one fastening device surrounds an outer surface and an inner surface of an entire lower edge of the watertight cover, such that the at least one fastening device and the watertight cover form a recess-prominence engagement that prevents the penetration of water into the lamp assembly, wherein the fastening device comprises: a first rib that projects from a top surface of the base plate and extends along and entirely surrounds the outer surface of the lower edge of the watertight cover; and a second rib that projects from the top surface of the base plate and extends along and entirely surrounds the inner surface of the lower edge of the watertight cover, and wherein the lamp assembly comprises: a plurality of lamps that are differently oriented from each other and that irradiate light to the interior of the storage chamber; and a manipulation panel mounted on a side of the main body, the manipulation panel connected to a power circuit individually controlling the plurality of lamps.