EP 2089116 A1 20090819 - FIRE BARRIER STRUCTURE FOR FIRE DAMPER
Title (en)
FIRE BARRIER STRUCTURE FOR FIRE DAMPER
Title (de)
FLAMMBARRIERESTRUKTUR FÜR BRANDSCHUTZKLAPPE
Title (fr)
STRUCTURE DE SÉPARATION IGNIFUGE POUR CLAPET COUPE-FEU
Publication
Application
Priority
- FI 2007050564 W 20071018
- FI 20060974 A 20061106
Abstract (en)
[origin: WO2008056028A1] An annular fire barrier structure (3, 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, e.g., to the wall structure (1) wherein or whereon it is mounted, and which fire barrier structure has placed thereon a tightening band structure. The invention is implemented by having the fire barrier structure (3, 3') comprised of two or a greater number of fire barrier flanges that are adjacently joined with each other in the longitudinal direction of the center axis of a ventilation duct (2).
IPC 8 full level
CPC (source: EP FI)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2008056028 A1 20080515; EP 2089116 A1 20090819; EP 2089116 A4 20141210; FI 20060974 A0 20061106; FI 20060974 L 20080507; NO 20092189 L 20090608
DOCDB simple family (application)
FI 2007050564 W 20071018; EP 07823201 A 20071018; FI 20060974 A 20061106; NO 20092189 A 20090608