EP 1512918 A3 20100324 - Axial flow fan
Title (en)
Axial flow fan
Title (de)
Axiallüftereinheit
Title (fr)
Ventilateur axial
Publication
Application
Priority
KR 20030062005 A 20030905
Abstract (en)
[origin: EP1512918A2] Disclosed is a axial flow fan of an outdoor unit of an air conditioner. The axial flow fan comprises a hub connected with a rotational shaft of a motor; and at least one blade contacting the hub, wherein the blade has a part from the hub to a predetermined portion of the blade among a whole part from the hub to an outer end of the blade, and t he other part from the predetermined portion of the blade to the outer end of the blade, t he part being equally applied at a predetermined rake angle, and the other part being rais ed in a direction of a pressure surface of the blade, and wherein a ratio of an inner diam eter and an outer diameter of the axial flow fan is between about 0.35 and about 0.4.
IPC 8 full level
F04D 29/38 (2006.01); F24F 1/00 (2006.01); F24F 7/007 (2006.01)
CPC (source: EP KR US)
F04D 29/38 (2013.01 - KR); F04D 29/384 (2013.01 - EP US); F24F 1/38 (2013.01 - EP US); F24F 7/007 (2013.01 - EP US)
Citation (search report)
- [PX] EP 1422425 A2 20040526 - LG ELECTRONICS INC [KR]
- [X] US 6447251 B1 20020910 - ZENG LING-ZHONG [US]
- [X] EP 1298326 A1 20030402 - SHARP KK [JP]
- [X] US 4930990 A 19900605 - BRACKETT STEPHEN E [CA]
- [X] US 5730583 A 19980324 - ALIZADEH AHMAD [US]
- [A] EP 1087146 A2 20010328 - MATSUSHITA ELECTRIC IND CO LTD [JP]
- [AD] KR 100314960 B1 20011123 - NAM IL SUNG
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL HR LT LV MK
DOCDB simple family (publication)
EP 1512918 A2 20050309; EP 1512918 A3 20100324; EP 1512918 B1 20111026; CN 100339601 C 20070926; CN 1590779 A 20050309; CN 1982729 A 20070620; JP 2005083386 A 20050331; KR 100547328 B1 20060126; KR 20050024158 A 20050310; US 2005053493 A1 20050310
DOCDB simple family (application)
EP 04077405 A 20040825; CN 200410064129 A 20040819; CN 200610172568 A 20040819; JP 2004258695 A 20040906; KR 20030062005 A 20030905; US 92949304 A 20040831