EP4130487A4 - Axial fan, blowing device, and refrigeration cycle device - Google Patents
Axial fan, blowing device, and refrigeration cycle device Download PDFInfo
- Publication number
- EP4130487A4 EP4130487A4 EP20927809.2A EP20927809A EP4130487A4 EP 4130487 A4 EP4130487 A4 EP 4130487A4 EP 20927809 A EP20927809 A EP 20927809A EP 4130487 A4 EP4130487 A4 EP 4130487A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- refrigeration cycle
- axial fan
- blowing
- blowing device
- cycle device
- 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.)
- Pending
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
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/38—Blades
- F04D29/384—Blades characterised by form
-
- 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
- F05D2240/301—Cross-sectional characteristics
-
- 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
- F05D2240/305—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 pressure side of a rotor blade
-
- 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
- F05D2250/00—Geometry
- F05D2250/10—Two-dimensional
- F05D2250/18—Two-dimensional patterned
- F05D2250/182—Two-dimensional patterned crenellated, notched
-
- 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
- F05D2250/00—Geometry
- F05D2250/60—Structure; Surface texture
- F05D2250/61—Structure; Surface texture corrugated
- F05D2250/611—Structure; Surface texture corrugated undulated
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2020/013027 WO2021192036A1 (en) | 2020-03-24 | 2020-03-24 | Axial fan, blowing device, and refrigeration cycle device |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4130487A1 EP4130487A1 (en) | 2023-02-08 |
EP4130487A4 true EP4130487A4 (en) | 2023-05-03 |
Family
ID=77891238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20927809.2A Pending EP4130487A4 (en) | 2020-03-24 | 2020-03-24 | Axial fan, blowing device, and refrigeration cycle device |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP4130487A4 (en) |
JP (1) | JP7258225B2 (en) |
CN (1) | CN115280020B (en) |
WO (1) | WO2021192036A1 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016071948A1 (en) * | 2014-11-04 | 2016-05-12 | 三菱電機株式会社 | Propeller fan, propeller fan device, and outdoor equipment for air-conditioning device |
EP3085966A1 (en) * | 2013-12-20 | 2016-10-26 | Mitsubishi Electric Corporation | Axial flow fan |
WO2018158859A1 (en) * | 2017-02-28 | 2018-09-07 | 三菱電機株式会社 | Propeller fan, blower, and air conditioner |
US20190107118A1 (en) * | 2016-06-16 | 2019-04-11 | Mitsubishi Electric Corporation | Impeller and axial flow fan |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3743222B2 (en) * | 1999-09-24 | 2006-02-08 | 松下電器産業株式会社 | Blower impeller and air conditioner |
CN102011739B (en) * | 2009-09-08 | 2013-01-09 | 建准电机工业股份有限公司 | Axial flow type fan and fan wheel thereof |
CN101718279B (en) * | 2009-12-17 | 2011-09-07 | 四川长虹空调有限公司 | Axial flow fan for air conditioner |
JP2011236860A (en) | 2010-05-13 | 2011-11-24 | Panasonic Corp | Propeller fan, and air conditioner using the same |
CN105221480A (en) * | 2010-11-05 | 2016-01-06 | 台达电子工业股份有限公司 | Fan structure |
CN110513329B (en) * | 2019-09-30 | 2024-07-19 | 广东美的制冷设备有限公司 | Axial-flow wind wheel and air conditioner with same |
-
2020
- 2020-03-24 CN CN202080098663.5A patent/CN115280020B/en active Active
- 2020-03-24 WO PCT/JP2020/013027 patent/WO2021192036A1/en unknown
- 2020-03-24 EP EP20927809.2A patent/EP4130487A4/en active Pending
- 2020-03-24 JP JP2022509831A patent/JP7258225B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3085966A1 (en) * | 2013-12-20 | 2016-10-26 | Mitsubishi Electric Corporation | Axial flow fan |
WO2016071948A1 (en) * | 2014-11-04 | 2016-05-12 | 三菱電機株式会社 | Propeller fan, propeller fan device, and outdoor equipment for air-conditioning device |
US20190107118A1 (en) * | 2016-06-16 | 2019-04-11 | Mitsubishi Electric Corporation | Impeller and axial flow fan |
WO2018158859A1 (en) * | 2017-02-28 | 2018-09-07 | 三菱電機株式会社 | Propeller fan, blower, and air conditioner |
Non-Patent Citations (1)
Title |
---|
See also references of WO2021192036A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP4130487A1 (en) | 2023-02-08 |
JP7258225B2 (en) | 2023-04-14 |
WO2021192036A1 (en) | 2021-09-30 |
CN115280020B (en) | 2023-12-05 |
CN115280020A (en) | 2022-11-01 |
JPWO2021192036A1 (en) | 2021-09-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
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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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20220804 |
|
AK | Designated contracting states |
Kind code of ref document: A1 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 RS SE SI SK SM TR |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20230403 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04D 29/38 20060101AFI20230328BHEP |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) |