FR1440375A - Ventilateur centrifuge insonorisé - Google Patents
Ventilateur centrifuge insonoriséInfo
- Publication number
- FR1440375A FR1440375A FR23600A FR23600A FR1440375A FR 1440375 A FR1440375 A FR 1440375A FR 23600 A FR23600 A FR 23600A FR 23600 A FR23600 A FR 23600A FR 1440375 A FR1440375 A FR 1440375A
- Authority
- FR
- France
- Prior art keywords
- soundproof
- centrifugal fan
- centrifugal
- fan
- soundproof centrifugal
- 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.)
- Expired
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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
-
- 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
- F04D29/664—Sound attenuation by means of sound absorbing material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR23600A FR1440375A (fr) | 1965-07-06 | 1965-07-06 | Ventilateur centrifuge insonorisé |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR23600A FR1440375A (fr) | 1965-07-06 | 1965-07-06 | Ventilateur centrifuge insonorisé |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1440375A true FR1440375A (fr) | 1966-05-27 |
Family
ID=8583872
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR23600A Expired FR1440375A (fr) | 1965-07-06 | 1965-07-06 | Ventilateur centrifuge insonorisé |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1440375A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2781531A1 (fr) * | 1998-07-24 | 2000-01-28 | Valeo Climatisation | Groupe moto-ventilateur a caracteristiques acoustiques ameliorees, notamment pour installation de chauffage-climatisation de vehicule automobile |
NL1034926C2 (nl) * | 2008-01-18 | 2009-07-21 | Holland Conditioning Parkeersystemen Bv | Ventilatorinrichting met ophanging aan motor. |
-
1965
- 1965-07-06 FR FR23600A patent/FR1440375A/fr not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2781531A1 (fr) * | 1998-07-24 | 2000-01-28 | Valeo Climatisation | Groupe moto-ventilateur a caracteristiques acoustiques ameliorees, notamment pour installation de chauffage-climatisation de vehicule automobile |
NL1034926C2 (nl) * | 2008-01-18 | 2009-07-21 | Holland Conditioning Parkeersystemen Bv | Ventilatorinrichting met ophanging aan motor. |
EP2080912A2 (fr) | 2008-01-18 | 2009-07-22 | Holland Conditioning Parkeersystemen B.V. | Dispositif de ventilation |
EP2080912A3 (fr) * | 2008-01-18 | 2011-12-07 | Holland Conditioning Parkeersystemen B.V. | Dispositif de ventilation |
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