Patent ID: 6842120

Claim:
A luminous alerting device for indicating at least one emergency exit of an enclosed environment, said device comprising a luminous indicator intended to indicate said emergency exit and operating means for operating said luminous indicator, wherein: said luminous indicator is able to be placed in one of three different states: a standby state, in which it emits a first luminous radiation which is continuous and which exhibits a first intensity; an alert state, in which it emits a second luminous radiation which is discontinuous and which exhibits a second intensity which is greater than said first intensity; and a third state; and said operating means operate said luminous indicator in such a way as to place it: in said standby state, in a normal situation; in said alert state, during an emergency evacuation of said enclosed environment via said emergency exit, the latter being passable; and in said third state, during an emergency evacuation, when said emergency exit is impassable.