FR2414649B1 - - Google Patents

Info

Publication number
FR2414649B1
FR2414649B1 FR7800803A FR7800803A FR2414649B1 FR 2414649 B1 FR2414649 B1 FR 2414649B1 FR 7800803 A FR7800803 A FR 7800803A FR 7800803 A FR7800803 A FR 7800803A FR 2414649 B1 FR2414649 B1 FR 2414649B1
Authority
FR
France
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
FR7800803A
Other languages
French (fr)
Other versions
FR2414649A1 (fr
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

    • 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)
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 FR2414649A1 (fr) 1979-08-10
FR2414649B1 true FR2414649B1 (forum.php) 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 (forum.php)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017141672A (ja) * 2016-02-08 2017-08-17 日本電産株式会社 ファンモータ
CN110857706A (zh) * 2018-08-23 2020-03-03 建凖电机工业股份有限公司 可降低噪音的风扇扇框
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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2497883B1 (fr) * 1981-01-09 1985-12-13 Etri Sa Ventilateur electrique axial de type plat
DE3604180A1 (de) * 1985-03-05 1986-09-11 VEB Kombinat ILKA Luft- und Kältetechnik, DDR 8080 Dresden Axialventilator mit einstroemduese und stabilisierungseinrichtung
DE3541787A1 (de) * 1985-11-26 1987-06-04 Papst Motoren Gmbh & Co Kg Geblaese mit einem im wesentlichen quaderfoermigen gehaeuse
US20170211589A1 (en) * 2016-01-22 2017-07-27 Minebea Co., Ltd. Axial Fan
CN110345110B (zh) * 2018-04-03 2023-04-18 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

Family Cites Families (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
GB1094125A (en) * 1964-06-03 1967-12-06 Colt Ventilation & Heating Ltd Improvements in or relating to ventilators
DE1964890A1 (de) * 1969-12-24 1971-07-01 Papst Motoren Kg Ventilator-Einheit mit Elektronik-Bauteilen
DE2052998A1 (de) * 1970-10-28 1972-05-04 Bosch Gmbh Robert Axialgebläse
JPS5153606A (en) * 1974-11-05 1976-05-12 Sasakura Eng Co Ltd Puroperafuanno soonboshofuanringu
CH611983A5 (forum.php) * 1974-11-18 1979-06-29 Papst Motoren Kg

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017141672A (ja) * 2016-02-08 2017-08-17 日本電産株式会社 ファンモータ
CN110857706A (zh) * 2018-08-23 2020-03-03 建凖电机工业股份有限公司 可降低噪音的风扇扇框
CN110857706B (zh) * 2018-08-23 2020-12-29 建凖电机工业股份有限公司 可降低噪音的风扇扇框
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

Also Published As

Publication number Publication date
FR2414649A1 (fr) 1979-08-10

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Legal Events

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