EP0342484A3 - Sehr geräuschsarmer, motorangetriebener Fliehkraftlüfter - Google Patents
Sehr geräuschsarmer, motorangetriebener Fliehkraftlüfter Download PDFInfo
- Publication number
- EP0342484A3 EP0342484A3 EP19890108330 EP89108330A EP0342484A3 EP 0342484 A3 EP0342484 A3 EP 0342484A3 EP 19890108330 EP19890108330 EP 19890108330 EP 89108330 A EP89108330 A EP 89108330A EP 0342484 A3 EP0342484 A3 EP 0342484A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- motor driven
- centrifugal fan
- driven centrifugal
- volute
- noiseless motor
- 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- Withdrawn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
- 230000001788 irregular Effects 0.000 abstract 1
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
- F04D29/66—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
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 |
|---|---|---|---|
| IT20595/88A IT1217607B (it) | 1988-05-16 | 1988-05-16 | Motoventilatore centrifugo particolarmente silvenzioso |
| IT2059588 | 1988-05-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0342484A2 EP0342484A2 (de) | 1989-11-23 |
| EP0342484A3 true EP0342484A3 (de) | 1990-10-03 |
Family
ID=11169315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP19890108330 Withdrawn EP0342484A3 (de) | 1988-05-16 | 1989-05-09 | Sehr geräuschsarmer, motorangetriebener Fliehkraftlüfter |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0342484A3 (de) |
| IT (1) | IT1217607B (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100416110C (zh) * | 2002-07-02 | 2008-09-03 | 科梅弗里股份公司 | 防噪声和防涡流的稳定装置 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008027845A1 (de) * | 2008-06-11 | 2009-12-17 | Behr Gmbh & Co. Kg | Kraftfahrzeugklimaanlage |
| DE102013222207B4 (de) * | 2013-10-31 | 2022-03-03 | Mahle International Gmbh | Radialgebläse |
| CN104675752B (zh) * | 2015-03-16 | 2017-04-12 | 中国机械工业集团有限公司 | 一种采用颗粒阻尼减振的离心风机蜗壳 |
| CN105065332B (zh) * | 2015-09-11 | 2018-11-30 | 珠海格力电器股份有限公司 | 一种空调、鼓形蜗壳风道系统及其风道蜗壳 |
| CN105115060A (zh) * | 2015-09-29 | 2015-12-02 | 北京卫家环境技术有限公司 | 一种空气净化器 |
| CN107940585A (zh) * | 2017-12-26 | 2018-04-20 | 海信(广东)空调有限公司 | 风道底板结构、风道装置及空调室内机 |
| CN111089070B (zh) * | 2019-08-14 | 2025-04-18 | 锐奇控股股份有限公司 | 一种高风速鼓风机 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE600692C (de) * | ||||
| DE2203450A1 (de) * | 1972-01-26 | 1973-08-02 | Christ & Co O | Einrichtung an geblaeseluftkanaelen |
| FR2347539A1 (fr) * | 1976-04-05 | 1977-11-04 | Rolls Royce | Revetement acoustique pour conduit de soufflante canalisee de turboreacteur |
| FR2596108A1 (fr) * | 1986-03-22 | 1987-09-25 | Usui Kokusai Sangyo Kk | Pales pour helice de ventilateur |
-
1988
- 1988-05-16 IT IT20595/88A patent/IT1217607B/it active
-
1989
- 1989-05-09 EP EP19890108330 patent/EP0342484A3/de not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE600692C (de) * | ||||
| DE2203450A1 (de) * | 1972-01-26 | 1973-08-02 | Christ & Co O | Einrichtung an geblaeseluftkanaelen |
| FR2347539A1 (fr) * | 1976-04-05 | 1977-11-04 | Rolls Royce | Revetement acoustique pour conduit de soufflante canalisee de turboreacteur |
| FR2596108A1 (fr) * | 1986-03-22 | 1987-09-25 | Usui Kokusai Sangyo Kk | Pales pour helice de ventilateur |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100416110C (zh) * | 2002-07-02 | 2008-09-03 | 科梅弗里股份公司 | 防噪声和防涡流的稳定装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0342484A2 (de) | 1989-11-23 |
| IT1217607B (it) | 1990-03-30 |
| IT8820595A0 (it) | 1988-05-16 |
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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 |
|
| AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): BE DE ES FR |
|
| PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
| AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): BE DE ES FR |
|
| 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: 19910404 |