US Patent:
20090074587, Mar 19, 2009
Inventors:
Amalendu Goswami - Plano TX, US
International Classification:
F01D 25/28
Abstract:
An apparatus for raising and lowering a ceiling fan includes an outer housing member; and an inner housing member to move with respect to the outer housing member and to move the ceiling fan. The apparatus includes a limit switch to limit the movement of the inner housing member, and the apparatus includes a threaded bushing member. The apparatus includes a drive gear member, and the apparatus includes a hubbed gear member. The apparatus includes a trip bar member to engage the limit switch member and includes a cable reel member for electrical wires for the ceiling fan.