(19)
(11)
EP 1 552 224 A1
(12)
(43)
Date of publication:
13.07.2005
Bulletin 2005/28
(21)
Application number:
03748837.6
(22)
Date of filing:
03.10.2003
(51)
International Patent Classification (IPC)
7
:
F24F
13/02
,
F24F
13/24
,
F24F
13/08
(86)
International application number:
PCT/SE2003/001540
(87)
International publication number:
WO 2004/031659
(
15.04.2004
Gazette 2004/16)
(84)
Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
Designated Extension States:
AL LT LV MK
(30)
Priority:
03.10.2002
SE 0202926
(71)
Applicant:
Asservo AB
S-124 71 Bandhagen (SE)
(72)
Inventor:
KARLEN, Lennart
S-128 38 Skarpnäck (SE)
(54)
ADJUSTABLE AND NOISE-DAMPING AIR RESTRICTION DEVICE