EP 1701041 A3 20080312 - Air conditioner
Title (en)
Air conditioner
Title (de)
Klimaanlage
Title (fr)
Climatiseur
Publication
Application
Priority
- JP 2005028755 A 20050204
- JP 2006009340 A 20060118
Abstract (en)
[origin: EP1701041A2] The present invention promotes a diffuser effect which is one of performance factors of a centrifugal air blower, and realizes a centrifugal air blower with high static pressure and high efficiency. An air conditioner according to the present invention has an indoor unit including an air inlet part, an air outlet part, and a partition plate 2 for dividing the indoor unit 1 into an air blower chamber 3 and a heat exchanger chamber 4. The air blower chamber includes a fan casing 7 in which a centrifugal fan 6 is located, and a motor 8 for driving the centrifugal fan 6. Herein, a tongue part 9 constituting a diffuser 14 of the fan casing 7 is formed from at least two arcs R1 and R2.
IPC 8 full level
F04D 29/42 (2006.01); F04D 29/44 (2006.01); F24F 1/0063 (2019.01)
CPC (source: EP US)
F04D 29/422 (2013.01 - EP); F24F 1/0022 (2013.01 - EP); F24F 1/0047 (2019.01 - EP); F24F 1/0063 (2019.01 - EP US)
Citation (search report)
- [XY] JP 2004340495 A 20041202 - FUJITSU GENERAL LTD
- [Y] WO 2004090337 A1 20041021 - CONVEC AS [DK], et al
- [X] GB 2106638 A 19830413 - DELCHI SPA [IT]
- [X] US 5771708 A 19980630 - SUZUKI TOMOKO [JP], et al
- [A] US 2004165984 A1 20040826 - OCHIAI TOSHINORI [JP], et al
- [A] GB 2155616 A 19850925 - MITSUBISHI ELECTRIC CORP
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
Designated extension state (EPC)
AL BA HR MK YU
DOCDB simple family (publication)
EP 1701041 A2 20060913; EP 1701041 A3 20080312; JP 2006242554 A 20060914
DOCDB simple family (application)
EP 06002266 A 20060203; JP 2006009340 A 20060118