Drive system for a fire protection flap

Details Drive system for a fire protection flap Drive system for a fire protection flap

A - Human Necessities

62

C

A62C 2/12 (2006.01) A62C 2/24 (2006.01) F24F 13/10 (2006.01)

Patent

CA 2683041

The invention relates to a drive system (A) for a fire protection flap (8) arranged in a ventilation duct (9). Said drive system (A) comprises at least one drive element (1), an energy supply element (2) for supplying energy to the drive element (1) and a mechanical load-torque lock (3) for absorbing a torque acting on the fire protection flap (8). The drive element (1) is made essentially of plastic. A thermal protection element (4) is at least arranged on the side of the drive element (1) which faces the ventilation duct (9).

La présente invention concerne un système d'entraînement (A) pour volet d'incendie (8) monté dans une gaine de ventilation (9). Il comprend au moins un élément d'entraînement (1), un élément d'alimentation en énergie (2) desservant l'élément d'entraînement (1), et un système mécanique de blocage de couple résistant (3) servant à amortir un couple s'exerçant sur le volet d'incendie (8). L'élément d'entraînement (1) est essentiellement en matière synthétique. Le côté de l'élément d'entraînement (1) orienté vers la gaine de ventilation est pourvu d'un élément de protection thermique (4).

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