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US 11,261,877 B2Granted
Ceiling fan blade
AssigneeHunter Fan Company
InventorsBobby Neal Norwood, Charles William Botkin
Life of this patent
Estimating the term…
Abstract
A ceiling fan or similar air-moving device can include a motor for rotating one or more blades to drive a volume of air about a space. The blade can include a body having an outer surface with a flat top surface and a flat bottom surface, and a side edge. The top surface includes a chamfered portion extending between a flat portion, and the side edge.
Claims17
A blade for a ceiling fan, the blade comprising:
- a body comprising:
- a root;
- a tip spaced from the root, defining a span-wise direction therebetween;
- a planar upper surface;
- a lower surface;
- a leading edge and a trailing edge, each spacing the upper surface and the lower surface and defining a chord-wise direction between the leading edge and the trailing edge;
- and
- a chamfered portion extending only along the tip between the leading edge and the trailing edge, and transitioning between the leading edge tip and the upper surface.
5 more elements
A blade for a ceiling fan comprising:
- a body including a root and a tip, defining a spanwise direction therebetween, and a first edge and a second edge, defining a chord-wise direction therebetween, the body further including a top surface and a bottom surface;
- and
- a chamfered portion provided only along the tip between the first edge and the second edge, and extending between the top surface and the tip.
A blade for a ceiling fan comprising:
- a body including a root and a tip, defining a spanwise direction therebetween, and a first edge and a second edge, defining a chord-wise direction therebetween, the body further including a top surface and a bottom surface;
- a chamfered portion provided only along the tip, spacing the top surface from the tip;
- wherein the angle for the chamfered portion relative to the top surface is between 155-degrees and 175-degrees;
- and
- wherein the chamfered portion extends between 5% and 40% of the chord-wise width of the blade.
2 more elements
Dependencies are inferred from the claim text.