Fire damper barrier flange
Номер патента: EP1960058A4
Опубликовано: 30-12-2009
Автор(ы): Antti Kaakinen
Принадлежит: Flaekt Woods Ab
Опубликовано: 30-12-2009
Автор(ы): Antti Kaakinen
Принадлежит: Flaekt Woods Ab
Реферат: A circular fire barrier flange (3) which is mountable close to the pass-through point of a fire damper on a wall or ceiling structure, where it is adapted about the duct sleeve element (2) of the fire barrier to receive heat conducted along the duct element and further conduct the heat to the wall structure wherein or whereon it is mounted, and which flange (3) has placed thereon a tightening band (4) with a width substantially equal to the thickness of the barrier flange and a length extending substantially about the perimeter of the barrier flange. The invention is implemented such that the fire barrier flange (3) comprises two or more circumferentially adjoining members having an intumescent seal material placed at the joints thereof and that a protective plate (6) is placed over each joint to protect the intumescent seal material under fire.
Fire barrier structure for fire damper
Номер патента: EP2089116A1. Автор: Antti Kaakinen. Владелец: Flaekt Woods Ab. Дата публикации: 2009-08-19.