Patent ID: 11859900
Assignee: LG ELECTRONICS INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC F  A  B  G  H  Y | IPC B  F  G  H

Claim 11:
12. A refrigerator comprising:
a cabinet defining a storage chamber therein;
a lighting device provided at the storage chamber and configured to illuminate an interior of the storage chamber; and
a main door configured to open and close at least a portion of the storage chamber, the main door comprising:
a door frame that at least partially defines an exterior of the main door,
a door liner coupled to the door frame and defining an opening part,
an insulation provided around the opening part in a space defined between the door frame and the door liner,
a plurality of display installing protrusions provided at opposing inner side surface of the opening part, and
a display assembly mounted in the opening part,
wherein the display assembly includes:
an outer case that defines an interior space,
a printed circuit board (PCB) that is provided in the interior space of the outer case,
a plurality of display guides provided at both left and right side surface of the outer case, the plurality of display guides being detachably coupled to the plurality of the display installing protrusions,
a display that is connected to the PCB and is oriented toward an outside of the refrigerator, and
one or more operating buttons that are connected to the PCB and are configured to be operated by a user, and

a sub-door configured to open and close the opening part of the main door, the sub-door including a panel assembly that defines a front surface of the sub-door; and
a controller configured to control the lighting device and the display assembly,
wherein the panel assembly is configured, based on the sub-door being closed, to (i) cover a front side of the display assembly and the opening part and (ii) allow the user to see the display assembly and the lighting device from the outside through the panel assembly.