G - Physics – 08 – B
Patent
G - Physics
08
B
342/11.1
G08B 25/00 (2006.01) E05B 47/00 (2006.01) E05B 65/10 (2006.01) G08B 13/18 (2006.01) G08B 25/01 (2006.01)
Patent
CA 1231419
ABSTRACT A process to control emergency exits in a building comprising at least a security guard post, each emergency exit being provided with an unlocking component, characterized in that activation of the unlocking component for the purpose of opening the emergency exit initiates the request of information from the security guard post and sets off a first time delay To during which the security guard may forbid the opening of the exit of concern for a second time delay To, the opening of the exit being authored at the end of the first time delay To or in the case of intervention by the security guard, at the end of the second time delay To.
475842
Constructions Electroniques de La Ferte-Sous- Jouarre S.a.
Shapiro Cohen
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