EP 1166009 A1 20020102 - MUFFLER LINING FOR AIR OR GAS CHANNELS
Title (en)
MUFFLER LINING FOR AIR OR GAS CHANNELS
Title (de)
SCHALLDÄMPFENDE AUSKLEIDUNG FÜR LUFT-ODER GASLEITUNGEN
Title (fr)
SILENCIEUX POUR CONDUITES D'AIR OU DE GAZ
Publication
Application
Priority
- SE 0000561 W 20000322
- SE 9901124 A 19990326
Abstract (en)
[origin: WO0058659A1] Muffler lining (1, 2, 3) for air or gas channels, which muffler lining is arranged for being mounted with good sealing in a closed outer casing (4) of sheet metal, plastic or another material, and in which the outer casing (4), as known in the art, is formed with cross ends (5) and with tube studs (6) for mounting of the complete muffler as an intermediate part between air and gas channel parts, and in which the muffler lining comprises an inner muffler element (1) forming a closed flow channel, and which at the interior thereof is connected to an air/gas pervious inner layer (2) of a tensile and abrasion resistant fibre or fabric material, for instance a glass fibre fabric or a glass fibre mat, and an outer muffler element (3) which completely encloses the inner muffler element (1). The inner element (1) is made up of parallellepipedical lamellae (8) of mineral wool having a thickness of more than 5 mm, which when forming the inner element to a closed unit form outwardly facing V-shaped slots (10). The outer element (3) can be formed as two or more parts providing an enclosing unit, or as a tube shell, which completely encloses the inner element.
IPC 1-7
IPC 8 full level
F16L 55/033 (2006.01); F24F 13/24 (2006.01)
CPC (source: EP)
F16L 55/033 (2013.01); F24F 13/24 (2013.01)
Citation (search report)
See references of WO 0058659A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 0058659 A1 20001005; AU 4157300 A 20001016; EE 04385 B1 20041015; EE 200100497 A 20021216; EP 1166009 A1 20020102; NO 20014578 D0 20010920; NO 20014578 L 20010920; NO 320910 B1 20060213; PL 194488 B1 20070629; PL 351440 A1 20030422; SE 516302 C2 20011217; SE 9901124 D0 19990326; SE 9901124 L 20000927
DOCDB simple family (application)
SE 0000561 W 20000322; AU 4157300 A 20000322; EE P200100497 A 20000322; EP 00921235 A 20000322; NO 20014578 A 20010920; PL 35144000 A 20000322; SE 9901124 A 19990326