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    • 2. 发明公开
    • Device for rotating a damper blade of a fire damper
    • Vorrichtung zum Drehen einer Klappenschiene einer Brandschutzklappe
    • EP2239016A1
    • 2010-10-13
    • EP10003349.7
    • 2010-03-29
    • Rf-Technologies nv
    • Vandenheede, PascalValcke, StijnOttoy, Elien
    • A62C2/24
    • A62C2/24
    • The present invention relates to a device (3) for rotating a damper blade (2) of a fire damper (1) about a damper blade axle (A), in which the damper blade (2), within a specific angle range, cannot be rotated with respect to its open and its closed position as a result of a force acting on the damper blade (2), comprising a first transmission arm of the damper blade (4) on the damper blade axle (A) and a second, drivable transmission arm (5) on a drivable axle (B), which are hingedly connected by a coupling element which is arranged on the first transmission arm of the damper blade (4) such that it can be displaced, and is arranged on the second, drivable transmission arm (5) such that it can be displaced and which is guided according to a flowing curve in such a manner that, in the open and in the closed position, the first transmission arm of the damper blade (4) is positioned according to the tangent line of this curve.
    • 本发明涉及一种用于围绕阻尼器叶片轴(A)旋转防火阀(1)的阻尼叶片(2)的装置(3),其中在特定角度范围内的阻尼器叶片(2)不能 由于作用在阻尼器叶片(2)上的力的结果,相对于其打开和关闭位置旋转,包括阻尼叶片(4)上的阻尼叶片轴(A)上的第一传动臂和第二传动臂, 可驱动的传动臂(5)在可驱动的轴(B)上,其通过布置在阻尼叶片(4)的第一传动臂上的联接元件铰接地连接,使得其可以移位,并且布置在第二 ,可驱动的传动臂(5),使得其可以移动并且根据流动曲线被引导,使得在打开和关闭位置中,阻尼叶片(4)的第一传动臂被定位 根据这条曲线的切线。
    • 3. 发明公开
    • Fire damper
    • Brandschutz-Absperrvorrichtung
    • EP2239014A1
    • 2010-10-13
    • EP10003324.0
    • 2010-03-29
    • Rf-Technologies nv
    • Van de Velde, JürgenVan der Sypt, GertOttoy, Elien
    • A62C2/12
    • A62C2/065A62C2/12
    • The present invention relates to a simple, inexpensive and effective fire damper (1) having improved fire resistance, comprising an air flow duct (2), a damper blade (3) which is provided in the air flow duct (2) and can be rotated between an open position and a closed position, and a strip of intumescent material (4) which expands under the effect of heat and is designed to fill the space between the damper blade (3) and the air flow duct (2) after expansion and in the closed position of the damper blade (3), the damper blade (3) being provided with at least one protruding edge (5) along its periphery.
    • 本发明涉及一种具有改进的耐火性的简单,廉价且有效的防火阀(1),包括气流管道(2),设置在空气流动管道(2)中的阻尼器叶片(3) 在打开位置和关闭位置之间旋转,以及膨胀材料条(4),其在热的作用下膨胀并被设计成在膨胀后填充阻尼叶片(3)和空气流动管道(2)之间的空间 并且在阻尼器叶片(3)的关闭位置,阻尼器叶片(3)沿其周边设置有至少一个突出边缘(5)。