Safety system

E - Fixed Constructions – 21 – F

Patent

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Details

E21F 17/18 (2006.01) G08B 21/12 (2006.01)

Patent

CA 2478946

A safety system including an event sensor (6), a source (7) of non-toxic and non-flammable alarm gas, and control means to release the alarm gas in response to a signal received from the event sensor (6) in response to the occurrence of a predeterminable event (8). The invention also disclose a method for operating a safety system in an underground mine (1).

L'invention concerne un système de sécurité comprenant un détecteur d'événement (6), une source (7) de gaz d'alarme non toxique et non inflammable, ainsi qu'une unité de commande permettant la libération du gaz d'alarme en réponse à un signal reçu en provenance du détecteur d'événement (6) après détection d'un événement prédéterminé (8). L'invention concerne également un procédé destiné à la mise en oeuvre d'un système de sécurité dans une mine souterraine (1).

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