Patent ID: 8622712
Filing Date: 2014-01-07
Classification: F04D

Abstract:
1. A ceiling fan that can be selectively turned on and off, the ceiling fan comprising: a fan rotor to be urged to at least one likely stop position when the ceiling fan is turned off; and a plurality of fan blades to rotate with the fan rotor and to extend radially outward from an axis about which the plurality of fan blades rotate, the plurality of fan blades to sweep along a generally circular path when the ceiling fan is on, each fan blade of the plurality of fan blades to be stopped purposely to avoid at least one predetermined point, associated with the at least one likely stop position, on the generally circular path when the ceiling fan is turned off and the fan rotor is stopped at the at least one likely stop position, wherein the ceiling fan is to be mounted in proximity with a sprinkler head such that the fan blades are to pass directly under the sprinkler head when the ceiling fan is on, and wherein the at least one predetermined point is based on a location of the sprinkler head.