Global Patent Index - EP 1703140 B1

EP 1703140 B1 20140507 - Cooling device for a electrically driven centrifugal fan

Title (en)

Cooling device for a electrically driven centrifugal fan

Title (de)

Kühleinrichtung für ein elektromotorisch angetriebenes Radialgebläse

Title (fr)

Dispositif de réfroidissement pour ventilateur avec moteur électrique

Publication

EP 1703140 B1 20140507 (DE)

Application

EP 06004231 A 20060302

Priority

DE 202005004274 U 20050314

Abstract (en)

[origin: US2006202572A1] A radial fan includes an integrated circuit which is conductively connected to a printed circuit board to control a motor. The flow of air provided by a cooling impeller is conveyed directly to the integrated circuit to cool the integrated circuit during operation of the radial fan.

IPC 8 full level

F04D 29/58 (2006.01); F04D 25/06 (2006.01)

CPC (source: EP US)

F04D 25/0606 (2013.01 - EP US); F04D 25/166 (2013.01 - EP US); F04D 29/5813 (2013.01 - EP US)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

DE 202005004274 U1 20060727; EP 1703140 A1 20060920; EP 1703140 B1 20140507; US 2006202572 A1 20060914; US 7453696 B2 20081118

DOCDB simple family (application)

DE 202005004274 U 20050314; EP 06004231 A 20060302; US 37461606 A 20060313