Patent ID: 9377227
Filing Date: 2016-06-28
CPC Classification: F25B,F25D

Claim Text:
1. A refrigerator comprising: a case in which a freezer compartment and a refrigerator compartment are formed, the case including an inner case, an outer case accommodating the inner case and vacuum space provided between the inner case and the outer case; a plurality of spacers arranged to maintain the vacuum space between the inner case and the outer case; a first door configured to open and close the freezer compartment; a second door configured to open and close the refrigerator compartment; and a heat exchanger configured to generate heat exchange between refrigerant that has passed an evaporator and refrigerant that is being drawn into the evaporator, wherein the heat exchanger is provided within the vacuum space, wherein only a first end and a second end of the heat exchanger are welded to the inner case and the outer case, respectively, with a fixing force and airtightness that endures a vacuum pressure of the vacuum space, and wherein portions other than the welded first end and the welded second end of the heat exchanger are spaced apart from the inner case and the outer case.