Global Patent Index - EP 1398575 B1

EP 1398575 B1 20081231 - Apparatus for minimising noise from a fan unit

Title (en)

Apparatus for minimising noise from a fan unit

Title (de)

Vorrichtung zur Geräuschminderung von einer Lüftereinheit

Title (fr)

Appareil pour minimiser le bruit provenant d'une unite de ventilateur

Publication

EP 1398575 B1 20081231 (EN)

Application

EP 02255902 A 20020823

Priority

EP 02255902 A 20020823

Abstract (en)

[origin: EP1398575A1] The unit has at least two shaped guides (24) attached to a base plate (14), at the fan unit interior. The guides form two air flow channels each formed with a neck portion that creates a unidirectional air flow through the air flow channel.

IPC 8 full level

F24F 7/02 (2006.01); F04D 29/44 (2006.01); F04D 29/66 (2006.01); F24F 7/007 (2006.01); F24F 13/24 (2006.01)

CPC (source: EP)

F04D 29/441 (2013.01); F04D 29/663 (2013.01); F24F 7/007 (2013.01); F24F 13/24 (2013.01)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR

DOCDB simple family (publication)

EP 1398575 A1 20040317; EP 1398575 B1 20081231; AT 419496 T 20090115; DE 60230616 D1 20090212

DOCDB simple family (application)

EP 02255902 A 20020823; AT 02255902 T 20020823; DE 60230616 T 20020823