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Method and apparatus for marking an escape route

  • US 6,998,960 B2
  • Filed: 09/29/2003
  • Issued: 02/14/2006
  • Est. Priority Date: 10/02/2002
  • Status: Active Grant
First Claim
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1. A method for signaling the direction of an escape route to be taken in an emergency in a building with emergency warning units that are arranged in a distributed manner and are connected to a central emergency warning system, comprising:

  • equipping individual emergency warning units with a sensor for detecting a hazard condition and luminous means; and

    activating the luminous means of the individual emergency warning units sequentially in the manner of a running light by the central emergency warning system in an emergency, which running light designates the escape route leading away from a hazard site.

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