Structure for mounting blades of a ceiling fan

Details Structure for mounting blades of a ceiling fan Structure for mounting blades of a ceiling fan

1998-12-01

2000-05-16

Look, Edward K.

Fluid reaction surfaces (i.e., impellers)

Specific working member mount

Distally supported on radial arm

416204R, 416244R, 416219A, 416220A, B63H 120

Patent

active

060628200

ABSTRACT:
An improvement in the structure for mounting blades of a ceiling fan, characterized in that a motor comprising a bottom formed with a plurality of threaded holes, an annular ring-like mounting secured to the bottom of the electric motor by screws and provided with a plurality of brackets each having a groove which gradually decreases in size from an upper portion toward an lower portion thereof, each of the blades provided with a rod having a tongue which gradually decreases in size from an upper end to an lower end thereof, the tongue being configured so that the upper end of the tongue has same size of the upper portion of the groove while the lower end of the tongue has same size of the lower portion of the groove thereby enabling the tongue to fit into the groove but not slide out thereof.

REFERENCES:
patent: 5927945 (1999-09-01), Chen
patent: 5951197 (1999-09-01), Wu

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