(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)7F24F 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