EP1933039A4 - Centrifugal fan and air conditioner using the same - Google Patents
Centrifugal fan and air conditioner using the sameInfo
- Publication number
- EP1933039A4 EP1933039A4 EP06810500.6A EP06810500A EP1933039A4 EP 1933039 A4 EP1933039 A4 EP 1933039A4 EP 06810500 A EP06810500 A EP 06810500A EP 1933039 A4 EP1933039 A4 EP 1933039A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- same
- air conditioner
- centrifugal fan
- centrifugal
- fan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/16—Sealings between pressure and suction sides
- F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
- F04D29/162—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of a centrifugal flow wheel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4213—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps suction ports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0022—Centrifugal or radial fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
- F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
- F24F1/0057—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
- F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005289208A JP4017003B2 (en) | 2005-09-30 | 2005-09-30 | Centrifugal fan and air conditioner using the same |
PCT/JP2006/318932 WO2007040073A1 (en) | 2005-09-30 | 2006-09-25 | Centrifugal fan and air conditioner using the same |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1933039A1 EP1933039A1 (en) | 2008-06-18 |
EP1933039A4 true EP1933039A4 (en) | 2014-05-07 |
Family
ID=37906117
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP06810500.6A Withdrawn EP1933039A4 (en) | 2005-09-30 | 2006-09-25 | Centrifugal fan and air conditioner using the same |
Country Status (7)
Country | Link |
---|---|
US (1) | US20090255654A1 (en) |
EP (1) | EP1933039A4 (en) |
JP (1) | JP4017003B2 (en) |
KR (1) | KR100934556B1 (en) |
CN (1) | CN100559032C (en) |
AU (1) | AU2006298249B2 (en) |
WO (1) | WO2007040073A1 (en) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8347952B2 (en) * | 2006-11-30 | 2013-01-08 | Apple Inc. | Enhanced vent for outlet for a cooling system |
PT2218917E (en) | 2009-02-12 | 2013-04-11 | Ebm Papst Mulfingen Gmbh & Co | Radial or diagonal ventilator wheel |
DE202009018770U1 (en) | 2009-02-12 | 2013-03-07 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Radial or diagonal fan wheel |
DE102010009566A1 (en) | 2010-02-26 | 2011-09-01 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Radial or diagonal fan wheel |
JP5293684B2 (en) * | 2010-06-03 | 2013-09-18 | 三菱電機株式会社 | Air conditioner indoor unit |
DE102010023017A1 (en) * | 2010-06-08 | 2011-12-08 | Georg Emanuel Koppenwallner | Humpback whale blower, method for locally improving the flow in turbomachinery and vehicles |
ITTO20110362A1 (en) | 2011-04-26 | 2012-10-27 | Denso Corp | FAN ASSEMBLY FOR VEHICLES |
JP6029738B2 (en) * | 2013-02-12 | 2016-11-24 | 三菱電機株式会社 | Outdoor cooling unit for vehicle air conditioner |
US9618010B2 (en) | 2013-04-22 | 2017-04-11 | Lennox Industries Inc. | Fan systems |
CN103267319B (en) * | 2013-06-15 | 2015-12-30 | 邓明义 | A kind of concealed air conditioner room unit |
EP3101280B1 (en) * | 2014-01-27 | 2019-02-27 | Mitsubishi Electric Corporation | Centrifugal fan and air conditioning device |
US10118502B2 (en) | 2014-06-11 | 2018-11-06 | Panasonic Intellectual Property Management Co., Ltd. | Temperature conditioning unit, temperature conditioning system, and vehicle provided with temperature conditioning unit |
JP6369684B2 (en) | 2014-10-10 | 2018-08-08 | 株式会社富士通ゼネラル | Embedded ceiling air conditioner |
KR101720491B1 (en) * | 2015-01-22 | 2017-03-28 | 엘지전자 주식회사 | Centrifugal Fan |
CN104896588B (en) * | 2015-05-26 | 2018-03-30 | 广东美的制冷设备有限公司 | Indoor apparatus of air conditioner |
WO2017017922A1 (en) * | 2015-07-24 | 2017-02-02 | パナソニックIpマネジメント株式会社 | Temperature conditioning unit, temperature conditioning system, and vehicle |
WO2018116340A1 (en) * | 2016-12-19 | 2018-06-28 | 三菱電機株式会社 | Air conditioning device |
JP2018115585A (en) * | 2017-01-17 | 2018-07-26 | 日本電産コパル電子株式会社 | Air blower |
CN107956746A (en) * | 2017-10-20 | 2018-04-24 | 珠海格力电器股份有限公司 | A kind of noise reduction current collector, centrifugal blower and air-conditioning system for centrifugal blower |
ES2959400T3 (en) * | 2017-12-13 | 2024-02-26 | Mitsubishi Electric Corp | Heat exchange unit and air conditioning device having the same mounted on it |
JP7358280B2 (en) * | 2020-03-23 | 2023-10-10 | 三菱重工業株式会社 | Ducted fans and aircraft |
TWI724872B (en) * | 2020-04-17 | 2021-04-11 | 建準電機工業股份有限公司 | Centrifugal impeller and centrifugal fan including the same |
CN111845995A (en) * | 2020-08-28 | 2020-10-30 | 广东省智能制造研究所 | Low-noise negative-pressure wall-climbing robot |
JP2023554328A (en) * | 2020-12-10 | 2023-12-27 | イノーヴァ エス.アール.エル. | Improved fan coil unit |
CN112628199B (en) * | 2021-01-07 | 2022-05-24 | 泛仕达机电股份有限公司 | Centrifugal wind wheel capable of reducing resistance and noise |
CN113915162B (en) * | 2021-11-05 | 2024-04-09 | 泛仕达机电股份有限公司 | Back centrifugal fan efficiency improving wheel disc and back centrifugal fan |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5186666U (en) * | 1974-12-30 | 1976-07-12 | ||
JPH05332293A (en) * | 1992-06-03 | 1993-12-14 | Nippondenso Co Ltd | Multi-blade blower |
US20050191174A1 (en) * | 2004-02-27 | 2005-09-01 | Ling-Zhong Zeng | Centrifugal fan |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1879803A (en) * | 1930-01-27 | 1932-09-27 | Andrew G Johnson | Rotary pump |
US2207317A (en) * | 1938-08-05 | 1940-07-09 | Glenn M Freeman | Centrifugal pump |
US2349731A (en) * | 1942-03-20 | 1944-05-23 | Ingersoll Rand Co | Centrifugal pump |
US3224078A (en) * | 1963-09-30 | 1965-12-21 | Ruth D Mayne | Method of making a turbine type blower wheel |
JPS504606A (en) * | 1973-05-18 | 1975-01-18 | ||
JPS5332406A (en) * | 1976-09-08 | 1978-03-27 | Hitachi Ltd | Vane wheel |
JPS56118593A (en) * | 1980-02-25 | 1981-09-17 | Hitachi Ltd | Blower |
US4521154A (en) * | 1982-01-13 | 1985-06-04 | Corbett Reg D | Centrifugal fans |
GB2143285B (en) * | 1983-07-14 | 1987-11-11 | Warman Int Ltd | Centrifugal impeller |
JPS61145899U (en) * | 1985-03-01 | 1986-09-09 | ||
DE3627778A1 (en) * | 1986-08-16 | 1988-02-18 | Bbc Brown Boveri & Cie | CONTACT-FREE CENTRIFUGAL SEALING DEVICE FOR A ROTATING MACHINE PART |
DE3768495D1 (en) * | 1986-10-07 | 1991-04-11 | Warman Int Ltd | TURBINE FOR CENTRIFUGAL PUMPS. |
SU1528035A1 (en) * | 1987-02-18 | 1994-10-30 | А.И. Золотарь | Centrifugal pump |
JPH03100254A (en) * | 1989-09-11 | 1991-04-25 | Sekisui Chem Co Ltd | Eaves gutter |
JP2809867B2 (en) * | 1990-11-14 | 1998-10-15 | 松下電器産業株式会社 | Electric blower |
AUPN143795A0 (en) * | 1995-03-01 | 1995-03-23 | Sykes Pumps Australia Pty Limited | Centrifugal pump |
US5855469A (en) * | 1997-07-17 | 1999-01-05 | Iowa State University Research Foundation, Inc. | End seal design for blower |
JP2001182692A (en) * | 1999-12-28 | 2001-07-06 | Osaka Gas Co Ltd | Centrifugal air blower |
JP2004060622A (en) * | 2002-07-31 | 2004-02-26 | Daikin Ind Ltd | Centrifugal blower using sirocco centrifugal fan rotor and air conditioner |
EP1624193A4 (en) * | 2003-05-01 | 2010-12-01 | Daikin Ind Ltd | Multi-vane centrifugal blower |
JP3698150B2 (en) * | 2003-05-09 | 2005-09-21 | ダイキン工業株式会社 | Centrifugal blower |
AU2003903024A0 (en) * | 2003-06-16 | 2003-07-03 | Weir Warman Ltd | Improved pump impeller |
JP3100254U (en) * | 2003-09-04 | 2004-05-13 | 志合電脳股▼分▲有限公司 | Blade structure of centrifugal swing-back radiator fan |
-
2005
- 2005-09-30 JP JP2005289208A patent/JP4017003B2/en not_active Expired - Fee Related
-
2006
- 2006-09-25 KR KR1020087006553A patent/KR100934556B1/en not_active IP Right Cessation
- 2006-09-25 US US11/992,645 patent/US20090255654A1/en not_active Abandoned
- 2006-09-25 AU AU2006298249A patent/AU2006298249B2/en not_active Ceased
- 2006-09-25 CN CNB2006800319114A patent/CN100559032C/en not_active Expired - Fee Related
- 2006-09-25 WO PCT/JP2006/318932 patent/WO2007040073A1/en active Application Filing
- 2006-09-25 EP EP06810500.6A patent/EP1933039A4/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5186666U (en) * | 1974-12-30 | 1976-07-12 | ||
JPH05332293A (en) * | 1992-06-03 | 1993-12-14 | Nippondenso Co Ltd | Multi-blade blower |
US20050191174A1 (en) * | 2004-02-27 | 2005-09-01 | Ling-Zhong Zeng | Centrifugal fan |
Non-Patent Citations (1)
Title |
---|
See also references of WO2007040073A1 * |
Also Published As
Publication number | Publication date |
---|---|
JP2007100548A (en) | 2007-04-19 |
AU2006298249B2 (en) | 2010-02-18 |
KR100934556B1 (en) | 2009-12-29 |
JP4017003B2 (en) | 2007-12-05 |
US20090255654A1 (en) | 2009-10-15 |
AU2006298249A1 (en) | 2007-04-12 |
WO2007040073A1 (en) | 2007-04-12 |
KR20080037722A (en) | 2008-04-30 |
CN100559032C (en) | 2009-11-11 |
EP1933039A1 (en) | 2008-06-18 |
CN101253333A (en) | 2008-08-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20080327 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): 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 |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20140404 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04D 29/16 20060101ALI20140331BHEP Ipc: F24F 1/00 20110101ALI20140331BHEP Ipc: F04D 29/28 20060101AFI20140331BHEP Ipc: F04D 29/66 20060101ALI20140331BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Effective date: 20150130 |