FR2414649A1 - Ventilateur axial a boitier polygonal plat, notamment carre - Google Patents

Ventilateur axial a boitier polygonal plat, notamment carre

Info

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
Application number
FR7800803A
Other languages
English (en)
French (fr)
Other versions
FR2414649B1 (US06566495-20030520-M00011.png
Inventor
Robert Grignon
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.)
ETRI SA
Original Assignee
ETRI SA
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 ETRI SA filed Critical ETRI SA
Priority to FR7800803A priority Critical patent/FR2414649A1/fr
Publication of FR2414649A1 publication Critical patent/FR2414649A1/fr
Application granted granted Critical
Publication of FR2414649B1 publication Critical patent/FR2414649B1/fr
Granted legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/66Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/663Sound attenuation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/52Casings; Connections of working fluid for axial pumps
    • F04D29/522Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F04D29/526Details of the casing section radially opposing blade tips
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/52Casings; Connections of working fluid for axial pumps
    • F04D29/54Fluid-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)
FR7800803A 1978-01-12 1978-01-12 Ventilateur axial a boitier polygonal plat, notamment carre Granted FR2414649A1 (fr)

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 (US06566495-20030520-M00011.png) 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 (US06566495-20030520-M00011.png)

Cited By (7)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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 (US06566495-20030520-M00011.png) * 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

Patent Citations (6)

* Cited by examiner, † Cited by third party
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 (US06566495-20030520-M00011.png) * 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)

* Cited by examiner, † Cited by third party
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 (US06566495-20030520-M00011.png) 1980-08-22

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse