Global Patent Index - EP 1851441 A1

EP 1851441 A1 20071107 - MINI FAN

Title (en)

MINI FAN

Title (de)

MINILÜFTER

Title (fr)

MINI-VENTILATEUR

Publication

EP 1851441 A1 20071107 (DE)

Application

EP 05816289 A 20051210

Priority

  • EP 2005013261 W 20051210
  • DE 202005003412 U 20050224

Abstract (en)

[origin: WO2006089578A1] The invention relates to a mini fan comprising a fan wheel (64) provided with fan wings (80) and an electric motor (61) for driving said fan wheels. The drive motor (61) is provided with a permanent-magnet external rotor (62) and an internal stator (90) which is embodied in the form of a claw-pole stator provided with pole sheets (88, 110) whose claw poles (84, 86) are interlinked with each other. A coil body (57) is placed between the pole sheets and is provided with a central section connecting two opposite side parts (50, 56), one of which is embodied in the form of a support for electric elements (96, 98) of the motor (61).

IPC 8 full level

F04D 25/06 (2006.01); H02K 1/14 (2006.01); H02K 1/18 (2006.01); H02K 21/22 (2006.01)

CPC (source: EP US)

F04D 25/0646 (2013.01 - EP US); F04D 25/0666 (2013.01 - EP US); H02K 1/145 (2013.01 - EP US); H02K 1/187 (2013.01 - EP US); H02K 3/525 (2013.01 - EP US); H02K 21/22 (2013.01 - EP US)

Citation (search report)

See references of WO 2006089578A1

Designated contracting state (EPC)

DE FR GB IT SE

DOCDB simple family (publication)

WO 2006089578 A1 20060831; EP 1851441 A1 20071107; JP 2008532463 A 20080814; JP 4977039 B2 20120718; US 2007134109 A1 20070614

DOCDB simple family (application)

EP 2005013261 W 20051210; EP 05816289 A 20051210; JP 2007556499 A 20051210; US 59704505 A 20051210