FR2421291B1 - Perfectionnements aux ventilateurs ou appareils similaires - Google Patents

Perfectionnements aux ventilateurs ou appareils similaires

Info

Publication number
FR2421291B1
FR2421291B1 FR7907813A FR7907813A FR2421291B1 FR 2421291 B1 FR2421291 B1 FR 2421291B1 FR 7907813 A FR7907813 A FR 7907813A FR 7907813 A FR7907813 A FR 7907813A FR 2421291 B1 FR2421291 B1 FR 2421291B1
Authority
FR
France
Prior art keywords
ventilators
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
FR7907813A
Other languages
English (en)
Other versions
FR2421291A1 (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.)
James Howden and Co Ltd
Original Assignee
James Howden and Co 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 James Howden and Co Ltd filed Critical James Howden and Co Ltd
Publication of FR2421291A1 publication Critical patent/FR2421291A1/fr
Application granted granted Critical
Publication of FR2421291B1 publication Critical patent/FR2421291B1/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
    • F04D29/40—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
    • F04D29/4213—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps suction ports

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
FR7907813A 1978-03-28 1979-03-28 Perfectionnements aux ventilateurs ou appareils similaires Expired FR2421291B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1192878 1978-03-28

Publications (2)

Publication Number Publication Date
FR2421291A1 FR2421291A1 (fr) 1979-10-26
FR2421291B1 true FR2421291B1 (fr) 1985-08-23

Family

ID=9995224

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7907813A Expired FR2421291B1 (fr) 1978-03-28 1979-03-28 Perfectionnements aux ventilateurs ou appareils similaires

Country Status (8)

Country Link
US (1) US4255080A (fr)
JP (2) JPS54164009A (fr)
AU (1) AU526362B2 (fr)
CA (1) CA1104103A (fr)
DE (1) DE2912581A1 (fr)
FR (1) FR2421291B1 (fr)
NL (1) NL7902346A (fr)
ZA (1) ZA791291B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2513701A1 (fr) * 1982-02-04 1983-04-01 Renault Roue a ailettes pour ventilateur centrifuge
DE8308535U1 (de) * 1983-03-19 1984-06-20 Joh. Vaillant Gmbh U. Co, 5630 Remscheid Radialgeblaese
FR2614683B1 (fr) * 1987-04-28 1989-06-16 Bmi Fours Ind Four de traitement thermique sous vide a refroidissement par courant de gaz
US5525036A (en) * 1991-11-29 1996-06-11 Goldstar Co., Ltd. Suction structure of a sirocco fan housing
SE515524C2 (sv) * 1992-10-01 2001-08-20 Flaekt Ab Inloppsklocka för centrifugalfläktar
US5966927A (en) * 1997-03-31 1999-10-19 Wilson; Michael A. Efficiency enhanced turbine engine
US6105359A (en) * 1997-03-31 2000-08-22 Wilson; Michael A. Efficiency enhanced turbine engine
US6814545B2 (en) * 2000-04-21 2004-11-09 Revcor, Inc. Fan blade
US6712584B2 (en) * 2000-04-21 2004-03-30 Revcor, Inc. Fan blade
US6942457B2 (en) * 2002-11-27 2005-09-13 Revcor, Inc. Fan assembly and method
US9650916B2 (en) 2014-04-09 2017-05-16 Honeywell International Inc. Turbomachine cooling systems
CN107923412B (zh) * 2015-08-26 2020-03-10 三菱电机株式会社 离心式鼓风机及换气扇
CN109072930B (zh) * 2016-02-04 2021-08-13 丹佛斯公司 离心压缩机和操作离心压缩机的方法
EP3652442A1 (fr) * 2017-08-24 2020-05-20 GE Renewable (Switzerland) GmbH Ventilateur

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE25951C (de) * H. ALAND in New-Wandsworth, Grafsch. Surrey, England Ventilator
DE7523320U (de) * 1975-12-11 Heidolph Elektro Kg Lüfterrad
US1114866A (en) * 1913-11-17 1914-10-27 Samuel Cleland Davidson Centrifugal fan or pump.
US2327841A (en) * 1940-06-12 1943-08-24 B F Sturtevant Co Propeller fan
US2423634A (en) * 1945-06-12 1947-07-08 Engineering & Res Corp Compressor
US2471174A (en) * 1947-04-24 1949-05-24 Clark Bros Co Inc Centrifugal compressor stability means
US3301472A (en) * 1965-01-14 1967-01-31 American Radiator & Standard Blower
JPS473032U (fr) * 1971-01-08 1972-09-02
BE822316A (fr) * 1974-11-18 1975-03-14 Extracteur de gaz a jet vertical.
JPS5216009A (en) * 1975-07-29 1977-02-07 Shinko Kikai Seisakusho:Kk Centrifugal fan
DE2550481C3 (de) * 1975-11-11 1978-09-28 Motoren- Und Turbinen-Union Friedrichshafen Gmbh, 7990 Friedrichshafen Kühlvorrichtung für das Kühlmittel einer flüssigkeitsgekühlten Brennkraftmaschine
US4171928A (en) * 1977-09-19 1979-10-23 The Garrett Corporation Foil bearing turbomachine

Also Published As

Publication number Publication date
ZA791291B (en) 1980-03-26
US4255080A (en) 1981-03-10
DE2912581A1 (de) 1979-10-04
AU526362B2 (en) 1983-01-06
JPS5921098U (ja) 1984-02-08
FR2421291A1 (fr) 1979-10-26
CA1104103A (fr) 1981-06-30
AU4540079A (en) 1979-10-04
JPS54164009A (en) 1979-12-27
NL7902346A (nl) 1979-10-02

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Legal Events

Date Code Title Description
ST Notification of lapse