Fluid reaction surfaces (i.e. – impellers) – Specific working member mount – Distally supported on radial arm
Patent
1999-08-23
2000-11-21
Verdier, Christopher
Fluid reaction surfaces (i.e., impellers)
Specific working member mount
Distally supported on radial arm
416 5, 416206, 416220A, 416221, 403319, 403381, F04D 2934
Patent
active
061493880
ABSTRACT:
A collar of a ceiling fan is composed of a plurality of sectors and each sector has a protrusion extending from a top thereof and a recess defined in an outside thereof. A resilient member is connected to each sector and includes a first portion having an aperture for receiving the protrusion, and a second portion which is a triangular member including two inclined sides. The resilient member is engaged with the recess of the sector corresponding thereto. The blade bracket has an end block which is engaged with the recess corresponding thereto and compressed by one of the inclined sides of the resilient member.
REFERENCES:
patent: 5372480 (1994-12-01), Van Meter et al.
patent: 5927945 (1999-07-01), Chen
patent: 5951197 (1999-09-01), Wu
patent: 5980353 (1999-11-01), Wu
patent: 6059531 (2000-05-01), Tai
Kamrath Alan
Verdier Christopher
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