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1. 发明公开

EP4212215A1 SEAL FOR A FIRE OR A SMOKE DAMPER 审中-实审
公开(公告)号：EP4212215A1
公开(公告)日：2023-07-19
申请号：EP22151377.3
申请日：2022-01-13
申请人： Grempco S.A.
发明人： Jedrzejewski, Roman , Kaczmarek, Dariusz
IPC分类号： A62C2/06 , A62C2/12
摘要： The subject of invention is a sealing of fire damper ( 1 ) or smoke control damper ( 1A ) of circular cross-section characterized in that it comprises an additional flange installed on the outer part of the body, which consists of four semi-rings ( 2 ) made of fire protective material fixed on the body of the damper ( 1 ) by means of a rim ( 3 ), the connection of semi-rings is covered by an additional fire protective element ( 18 ) installed in the bracket ( 19 ), while a flexible intumescent seal ( 11 ) is placed between the damper ( 1 , 1A ) and the flange, and in addition the rim ( 3 ) is equipped with bendable brackets ( 12 ) used to install the fire damper or ventilation body to the structural compartment ( 13 ). Another subject of invention is a fire damper ( 1 ) or smoke control damper ( 1A ) comprising the body of circular cross-section equipped with a flange and with a compartment, characterized in that it comprises an additional flange installed on the outer part of the body, which consists of four semi-rings ( 2 ) made of fire protective material fixed on the body of the damper ( 1 , 1A ) by means of a rim ( 3 ), the connection of semi-rings ( 2 ) is covered by an additional fire protective element ( 18 ) installed in the bracket ( 19 ), between the damper ( 1, 1A ) and the flange there is sealing according to invention.

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