Global Patent Index - EP 3639899 A1

EP 3639899 A1 20200422 - NOZZLE ASSEMBLY FOR A GAS EXTINGUISHING SYSTEM

Title (en)

NOZZLE ASSEMBLY FOR A GAS EXTINGUISHING SYSTEM

Title (de)

DÜSENANORDNUNG FÜR EIN GASLÖSCHSYSTEM

Title (fr)

ENSEMBLE DE BUSE POUR SYSTÈME D'EXTINCTION À GAZ

Publication

EP 3639899 A1 20200422 (EN)

Application

EP 19202343 A 20191010

Priority

FI 20185878 A 20181018

Abstract (en)

Nozzle assembly for a gas extinguishing system, which nozzle assembly comprises a nozzle piece (15), which nozzle piece has a length which is substantially larger than its width, the nozzle piece having a cavity (17) inside, which cavity is open to first longitudinal end of the nozzle piece, and the nozzle piece comprises at the second longitudinal end area a plurality of holes (18) extending from the cavity to the outer surface of the nozzle piece, wherein the nozzle assembly comprises a casing (1, 11) arranged around the holes (18) of the nozzle piece (15), which casing comprises substantially closed top and bottom surfaces (2, 3), through one of which surfaces (2) the nozzle piece extends inside the casing arrangement, and at least partially open side surface(s) (4) connecting the top and bottom surfaces, wherein between the enclosed nozzle piece and the outer side surface(s) of the casing is arranged at least one mesh layer (9) and at least two insulation material layers (7, 8), and wherein the insulation material layers (7, 8, 12) are formed from nonwoven scouring pad material with a plastic core. The invention also relates to a gas extinguishing system equipped with this kind of nozzle assembly.

IPC 8 full level

A62C 99/00 (2010.01); A62C 31/02 (2006.01); F01N 1/08 (2006.01)

CPC (source: EP FI)

A62C 3/16 (2013.01 - FI); A62C 31/02 (2013.01 - EP); A62C 31/05 (2013.01 - FI); A62C 99/0018 (2013.01 - EP FI); B05B 1/002 (2018.07 - FI)

Citation (search report)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 3639899 A1 20200422; FI 128646 B 20200930; FI 20185878 A1 20200419; FI 20185878 A 20200419

DOCDB simple family (application)

EP 19202343 A 20191010; FI 20185878 A 20181018