FR2414649A1 - Ventilateur axial a boitier polygonal plat, notamment carre - Google Patents
Ventilateur axial a boitier polygonal plat, notamment carreInfo
- Publication number
- FR2414649A1 FR2414649A1 FR7800803A FR7800803A FR2414649A1 FR 2414649 A1 FR2414649 A1 FR 2414649A1 FR 7800803 A FR7800803 A FR 7800803A FR 7800803 A FR7800803 A FR 7800803A FR 2414649 A1 FR2414649 A1 FR 2414649A1
- Authority
- FR
- France
- Prior art keywords
- box
- axial flow
- shroud
- absorbing material
- sound absorbing
- 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.)
- Granted
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
- F04D29/66—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
- F04D29/663—Sound attenuation
-
- 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
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
- F04D29/526—Details of the casing section radially opposing blade tips
-
- 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
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7800803A FR2414649A1 (fr) | 1978-01-12 | 1978-01-12 | Ventilateur axial a boitier polygonal plat, notamment carre |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7800803A FR2414649A1 (fr) | 1978-01-12 | 1978-01-12 | Ventilateur axial a boitier polygonal plat, notamment carre |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2414649A1 true FR2414649A1 (fr) | 1979-08-10 |
FR2414649B1 FR2414649B1 (zh) | 1980-08-22 |
Family
ID=9203373
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7800803A Granted FR2414649A1 (fr) | 1978-01-12 | 1978-01-12 | Ventilateur axial a boitier polygonal plat, notamment carre |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2414649A1 (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2497883A1 (fr) * | 1981-01-09 | 1982-07-16 | Etri Sa | Ventilateur electrique axial de type plat |
FR2578589A1 (fr) * | 1985-03-05 | 1986-09-12 | Ilka Luft & Kaeltetechnik | Ventilateur axial avec buse d'admission et dispositif de stabilisation |
US4886415A (en) * | 1985-11-26 | 1989-12-12 | Papst-Motoren Gmbh | Fan with an essentially square housing |
US20170211589A1 (en) * | 2016-01-22 | 2017-07-27 | Minebea Co., Ltd. | Axial Fan |
JP2017141672A (ja) * | 2016-02-08 | 2017-08-17 | 日本電産株式会社 | ファンモータ |
TWI674363B (zh) * | 2018-08-23 | 2019-10-11 | 建準電機工業股份有限公司 | 可降低噪音之風扇扇框 |
CN110345110A (zh) * | 2018-04-03 | 2019-10-18 | 德昌电机(深圳)有限公司 | 消音装置及应用该消音装置的换气扇 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111043081A (zh) * | 2019-12-20 | 2020-04-21 | 秦皇岛首创思泰意达环保科技有限公司 | 一种轴流风扇及其在远程射雾器上的应用 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1993158A (en) * | 1930-09-08 | 1935-03-05 | George D Roper Corp | Air moving apparatus |
FR1436392A (fr) * | 1964-06-03 | 1966-04-22 | Colt Ventilation & Heating Ltd | Dispositif de ventilation perfectionné |
DE1964890A1 (de) * | 1969-12-24 | 1971-07-01 | Papst Motoren Kg | Ventilator-Einheit mit Elektronik-Bauteilen |
FR2110910A5 (zh) * | 1970-10-28 | 1972-06-02 | Bosch | |
FR2290589A1 (fr) * | 1974-11-05 | 1976-06-04 | Sasakura Eng Co Ltd | Anneau de ventilateur suppresseur de bruit pour ventilateur a helice |
FR2291384A1 (fr) * | 1974-11-18 | 1976-06-11 | Papst Motoren Kg | Ventilateur axial |
-
1978
- 1978-01-12 FR FR7800803A patent/FR2414649A1/fr active Granted
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1993158A (en) * | 1930-09-08 | 1935-03-05 | George D Roper Corp | Air moving apparatus |
FR1436392A (fr) * | 1964-06-03 | 1966-04-22 | Colt Ventilation & Heating Ltd | Dispositif de ventilation perfectionné |
DE1964890A1 (de) * | 1969-12-24 | 1971-07-01 | Papst Motoren Kg | Ventilator-Einheit mit Elektronik-Bauteilen |
FR2110910A5 (zh) * | 1970-10-28 | 1972-06-02 | Bosch | |
FR2290589A1 (fr) * | 1974-11-05 | 1976-06-04 | Sasakura Eng Co Ltd | Anneau de ventilateur suppresseur de bruit pour ventilateur a helice |
FR2291384A1 (fr) * | 1974-11-18 | 1976-06-11 | Papst Motoren Kg | Ventilateur axial |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2497883A1 (fr) * | 1981-01-09 | 1982-07-16 | Etri Sa | Ventilateur electrique axial de type plat |
US4482302A (en) * | 1981-01-09 | 1984-11-13 | Etudes Techniques Et Representations Industrielles E.T.R.I. | Axial electric fan of the flat type |
FR2578589A1 (fr) * | 1985-03-05 | 1986-09-12 | Ilka Luft & Kaeltetechnik | Ventilateur axial avec buse d'admission et dispositif de stabilisation |
US4886415A (en) * | 1985-11-26 | 1989-12-12 | Papst-Motoren Gmbh | Fan with an essentially square housing |
US20170211589A1 (en) * | 2016-01-22 | 2017-07-27 | Minebea Co., Ltd. | Axial Fan |
JP2017141672A (ja) * | 2016-02-08 | 2017-08-17 | 日本電産株式会社 | ファンモータ |
US10323655B2 (en) * | 2016-02-08 | 2019-06-18 | Nidec Corporation | Fan motor |
DE102017201963B4 (de) | 2016-02-08 | 2022-03-03 | Nidec Corporation | Lüftermotor |
CN110345110A (zh) * | 2018-04-03 | 2019-10-18 | 德昌电机(深圳)有限公司 | 消音装置及应用该消音装置的换气扇 |
TWI674363B (zh) * | 2018-08-23 | 2019-10-11 | 建準電機工業股份有限公司 | 可降低噪音之風扇扇框 |
Also Published As
Publication number | Publication date |
---|---|
FR2414649B1 (zh) | 1980-08-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |