EP3504443C0 - Axial flow fan with optimised blade twist close to the impeller hub - Google Patents
Axial flow fan with optimised blade twist close to the impeller hubInfo
- Publication number
- EP3504443C0 EP3504443C0 EP17758042.0A EP17758042A EP3504443C0 EP 3504443 C0 EP3504443 C0 EP 3504443C0 EP 17758042 A EP17758042 A EP 17758042A EP 3504443 C0 EP3504443 C0 EP 3504443C0
- Authority
- EP
- European Patent Office
- Prior art keywords
- axial flow
- flow fan
- impeller hub
- blade twist
- twist close
- 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.)
- Active
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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DKPA201670645A DK179200B1 (en) | 2016-08-25 | 2016-08-25 | Improved wing for an axial flow fan |
PCT/DK2017/050272 WO2018036598A1 (en) | 2016-08-25 | 2017-08-22 | Axial flow fan with optimised blade twist close to the impeller hub |
Publications (3)
Publication Number | Publication Date |
---|---|
EP3504443A1 EP3504443A1 (en) | 2019-07-03 |
EP3504443B1 EP3504443B1 (en) | 2023-07-19 |
EP3504443C0 true EP3504443C0 (en) | 2023-07-19 |
Family
ID=61008654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17758042.0A Active EP3504443B1 (en) | 2016-08-25 | 2017-08-22 | Axial flow fan with optimised blade twist close to the impeller hub |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3504443B1 (en) |
DK (1) | DK179200B1 (en) |
ES (1) | ES2951073T3 (en) |
WO (1) | WO2018036598A1 (en) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2027745A (en) * | 1933-09-13 | 1936-01-14 | Jeffrey Mfg Co | Ventilator |
US4569632A (en) * | 1983-11-08 | 1986-02-11 | Airflow Research And Manufacturing Corp. | Back-skewed fan |
US6065937A (en) * | 1998-02-03 | 2000-05-23 | Siemens Canada Limited | High efficiency, axial flow fan for use in an automotive cooling system |
KR100332539B1 (en) * | 1998-12-31 | 2002-04-13 | 신영주 | Axial flow fan |
US7249931B2 (en) * | 2002-03-30 | 2007-07-31 | University Of Central Florida Research Foundation, Inc. | High efficiency air conditioner condenser fan with performance enhancements |
BRPI0711849B1 (en) * | 2006-05-31 | 2019-09-10 | Bosch Gmbh Robert | axial fan and axial fan assembly |
WO2015090318A1 (en) * | 2013-12-17 | 2015-06-25 | Dacs A/S | Axial flow fan with blades twisted according to a blade pitch ratio that decreases (quasi) linearly with the radial position |
EP3759352A1 (en) * | 2017-06-12 | 2021-01-06 | Valeo Systemes Thermiques | Motor vehicle fan |
-
2016
- 2016-08-25 DK DKPA201670645A patent/DK179200B1/en active
-
2017
- 2017-08-22 EP EP17758042.0A patent/EP3504443B1/en active Active
- 2017-08-22 ES ES17758042T patent/ES2951073T3/en active Active
- 2017-08-22 WO PCT/DK2017/050272 patent/WO2018036598A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
ES2951073T3 (en) | 2023-10-17 |
DK201670645A1 (en) | 2018-01-29 |
DK179200B1 (en) | 2018-01-29 |
EP3504443A1 (en) | 2019-07-03 |
WO2018036598A1 (en) | 2018-03-01 |
EP3504443B1 (en) | 2023-07-19 |
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