EP2295817A3 - Blowing fan and blower using the same - Google Patents
Blowing fan and blower using the same Download PDFInfo
- Publication number
- EP2295817A3 EP2295817A3 EP10174481A EP10174481A EP2295817A3 EP 2295817 A3 EP2295817 A3 EP 2295817A3 EP 10174481 A EP10174481 A EP 10174481A EP 10174481 A EP10174481 A EP 10174481A EP 2295817 A3 EP2295817 A3 EP 2295817A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- blowing fan
- shroud
- hub
- blower
- same
- 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- Withdrawn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
- F04D29/26—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
- F04D29/26—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
- F04D29/288—Part of the wheel having an ejecting effect, e.g. being bladeless diffuser
-
- 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
- F04D29/30—Vanes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/304—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the trailing edge of a rotor blade
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009210072A JP4894900B2 (en) | 2009-09-11 | 2009-09-11 | Blower fan and blower using the same |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2295817A2 EP2295817A2 (en) | 2011-03-16 |
EP2295817A3 true EP2295817A3 (en) | 2012-03-14 |
Family
ID=43216151
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10174481A Withdrawn EP2295817A3 (en) | 2009-09-11 | 2010-08-30 | Blowing fan and blower using the same |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2295817A3 (en) |
JP (1) | JP4894900B2 (en) |
CN (2) | CN201851371U (en) |
TW (1) | TWI418709B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20140131750A (en) * | 2013-05-06 | 2014-11-14 | 엘지전자 주식회사 | Centrifugal Fan |
KR101645178B1 (en) | 2013-05-10 | 2016-08-03 | 엘지전자 주식회사 | Centrifugal fan and manufacturing method thereof |
EP2829733B1 (en) | 2013-05-10 | 2021-01-27 | Lg Electronics Inc. | Centrifugal fan |
JP2016121580A (en) * | 2014-12-24 | 2016-07-07 | ダイキン工業株式会社 | Centrifugal blower |
CN106015090B (en) * | 2016-06-27 | 2019-03-15 | 珠海格力电器股份有限公司 | A kind of centrifugation blade, centrifugal blower and air-conditioning equipment |
CN109958655A (en) * | 2019-04-01 | 2019-07-02 | 青岛海尔智能技术研发有限公司 | A kind of centrifugal blower and electric appliance |
CN111905540B (en) * | 2020-07-13 | 2022-05-13 | 上海盛通时代印刷有限公司 | Method for treating waste gas in printing process |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8909594U1 (en) * | 1989-08-10 | 1989-10-05 | Metronic Electronic Gmbh, 7210 Rottweil, De | |
JPH04311698A (en) * | 1991-04-11 | 1992-11-04 | Matsushita Electric Ind Co Ltd | Motor fan |
EP1455094A1 (en) * | 2003-03-04 | 2004-09-08 | Ziehl-Abegg AG | Radial flow impeller |
US20050169750A1 (en) * | 2004-02-03 | 2005-08-04 | Lg Electronics Inc. | Air-blowing apparatus of cleaner |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS562498A (en) * | 1979-06-18 | 1981-01-12 | Matsushita Electric Ind Co Ltd | Electric fan |
JPH06108993A (en) * | 1992-09-30 | 1994-04-19 | Matsushita Electric Ind Co Ltd | Impeller for motor-driven blower |
JPH06118993A (en) * | 1992-10-08 | 1994-04-28 | Kokusai Electric Co Ltd | Voiced/voiceless decision circuit |
TWM287571U (en) * | 2005-09-22 | 2006-02-11 | Delta Electronics Inc | Centrifugal fan |
JP2007170331A (en) | 2005-12-26 | 2007-07-05 | Daikin Ind Ltd | Turbofan and indoor unit of air conditioner using it |
-
2009
- 2009-09-11 JP JP2009210072A patent/JP4894900B2/en not_active Expired - Fee Related
-
2010
- 2010-07-27 TW TW099124719A patent/TWI418709B/en not_active IP Right Cessation
- 2010-08-30 EP EP10174481A patent/EP2295817A3/en not_active Withdrawn
- 2010-09-10 CN CN2010205268837U patent/CN201851371U/en not_active Expired - Fee Related
- 2010-09-10 CN CN2010102824741A patent/CN102022349A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8909594U1 (en) * | 1989-08-10 | 1989-10-05 | Metronic Electronic Gmbh, 7210 Rottweil, De | |
JPH04311698A (en) * | 1991-04-11 | 1992-11-04 | Matsushita Electric Ind Co Ltd | Motor fan |
EP1455094A1 (en) * | 2003-03-04 | 2004-09-08 | Ziehl-Abegg AG | Radial flow impeller |
US20050169750A1 (en) * | 2004-02-03 | 2005-08-04 | Lg Electronics Inc. | Air-blowing apparatus of cleaner |
Also Published As
Publication number | Publication date |
---|---|
TW201109532A (en) | 2011-03-16 |
JP4894900B2 (en) | 2012-03-14 |
CN102022349A (en) | 2011-04-20 |
TWI418709B (en) | 2013-12-11 |
CN201851371U (en) | 2011-06-01 |
EP2295817A2 (en) | 2011-03-16 |
JP2011058442A (en) | 2011-03-24 |
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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 |
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AK | Designated contracting states |
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AX | Request for extension of the european patent |
Extension state: BA ME RS |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
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AX | Request for extension of the european patent |
Extension state: BA ME RS |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04D 29/30 20060101ALI20120208BHEP Ipc: F04D 29/28 20060101AFI20120208BHEP |
|
17P | Request for examination filed |
Effective date: 20120913 |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
INTG | Intention to grant announced |
Effective date: 20140509 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20140920 |