Patent ID: 11873818
Assignee: LG ELECTRONICS INC.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A ceiling fan, comprising:
a column;
a hub case coupled to the column and rotatable with respect to the column; and
a plurality of blades disposed at the hub case, wherein each blade comprises:
a lower blade having a first side coupled to the hub case and a second side, opposite to the first side, directed radially outwardly;
an upper blade spaced apart from the lower blade, having a first side coupled to the hub case, and a second side, opposite to the first side, directed radially outwardly;
an air gap defined between the lower blade and the upper blade, which are spaced apart from each other; and
a tip that connects the second side of the lower blade and the second side of the upper blade.