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

Claim 16:
17. The indoor unit of claim 12, wherein the gear assembly comprises:
a first gear disposed at the fixed plate, provided with a first teeth part on an outer circumferential surface thereof, and engaged with the rack through the first teeth part;
a second gear comprising a 2-1 teeth part and a 2-2 teeth part having different radii of curvature and engaged with the first teeth part of the first gear through the 2-1 teeth part;
a third gear comprising a 3-1 teeth part and a 3-2 teeth part having different types of teeth and engaged with the 2-2 teeth part of the second gear through the 3-1 teeth part; and
a worm gear engaged with the 3-2 teeth part and coupled to the gear driving motor to rotate.