"Fire damper type bascule to duct the fire damper type bascule to duct" consists of a device specially designed and constructed for application in exhaust pipes of air proofMan of food cooking, always saturated with fat and / or soot and normally flammable.Its function is to prevent the flow of the air exhausted in the direction of entry to exit may be triggered manually or automatically.The fire damper is fully removable line pipes to which it is applied, to facilitate the maintenance services.The device consists of a body (1) built in carbon steel plate with the shape of a segment of the duct provided with flanges at the ends for coupling to the ducts neighbors.Internally, the body (1) of the "fire damper, is provided with a seal plate (2) arranged in the opening of tilting air outlet.With the drive shaft and subjected to the action of a spring (3) to take up the position of closure.The drive of the seal plate can be manual or automatic, as all the command elements fixed on the outside of the body (1), thus ensuring the absence.In the interior of the body (1), of any part or device that can impair air flow or cause the accumulation of fat and / or soot.The closing of the opening of the air outlet by means of the seal plate (2) is hermetically sealed, and a manual lock (17) to keep fixed.
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