Patent ID: 11971178
Assignee: LG ELECTRONICS INC.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 7:
8. The indoor unit of claim 1, further comprising:
a top rail disposed between an upper side of the door assembly and an upper side of the cabinet assembly to guide a left-right movement of the door assembly; and
a top supporter disposed on an upper surface of the cabinet assembly, fixed to the cabinet assembly and provided with the top rail,
the top rail comprising:
a first rail extending in a left-right direction;
a second rail extending in the left-right direction and having a shorter length than the first rail; and
a bearing housing disposed between the first rail and the second rail, assembled respectively to the first rail and the second rail to be able to move relative to the first rail and the second rail, and to reduce friction, which is caused when the bearing housing moves relative to the first rail and the second rail, based on rolling friction,
the top supporter comprising:
a first fixation part disposed on an upper surface of the cabinet assembly and fixed to the cabinet assembly; and
a second fixation part bent and formed from the first fixation part and facing a back surface of the door assembly,
wherein the first rail is fixed onto the back surface of the door assembly, and the second rail is disposed at a rear of the first rail and is fixed to the second fixation part.