Patent ID: 7884738
Filing Date: 2011-02-08
Classification: G08G

Abstract:
1. A visual warning assembly for disposal at an intersection of a plurality of roadways and comprising: a housing with first and second openings facing first and second directions transverse to one another; a first light assembly positioned in said first opening and having a plurality of light emitting diodes arranged in pattern representing an emergency vehicle; a second light assembly positioned in said second opening and having a plurality of light emitting diodes arranged in pattern representing an emergency vehicle; a signal receiver physically supported by one of said housing and said first and second light assemblies and operable to receive and communicate a signal emitted by a signal emitter associated with an emergency vehicle; and a controller physically supported by one of said housing and said first and second light assemblies and in communication with said first and second light assemblies and said signal receiver and, in response to receiving said signal from said signal receiver, operable to selectively direct power to said first and second light assemblies from a power source such that both can receive power from said power source but only one of said first and second light assemblies is illuminated at any particular time to limit power consumption and heat generation by said visual warning assembly and such that light is alternately flashed in said first and second directions.