FR1440375A - Ventilateur centrifuge insonorisé - Google Patents

Ventilateur centrifuge insonorisé

Info

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
Application number
FR23600A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SOUND CONTROL Ltd
Original Assignee
SOUND CONTROL Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SOUND CONTROL Ltd filed Critical SOUND CONTROL Ltd
Priority to FR23600A priority Critical patent/FR1440375A/fr
Application granted granted Critical
Publication of FR1440375A publication Critical patent/FR1440375A/fr
Expired legal-status Critical Current

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)
FR23600A 1965-07-06 1965-07-06 Ventilateur centrifuge insonorisé Expired FR1440375A (fr)

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)

* Cited by examiner, † Cited by third party
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.

Cited By (4)

* Cited by examiner, † Cited by third party
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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