FR973372A - Pale reversible de ventilateurs hélicoïde - Google Patents

Pale reversible de ventilateurs hélicoïde

Info

Publication number
FR973372A
FR973372A FR973372DA FR973372A FR 973372 A FR973372 A FR 973372A FR 973372D A FR973372D A FR 973372DA FR 973372 A FR973372 A FR 973372A
Authority
FR
France
Prior art keywords
reversible blade
helical fans
fans
helical
reversible
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
Other languages
English (en)
French (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.)
Neu SA
Original Assignee
Neu 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 Neu SA filed Critical Neu SA
Application granted granted Critical
Publication of FR973372A publication Critical patent/FR973372A/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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/384—Blades characterised by form

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR973372D 1948-10-08 1948-10-08 Pale reversible de ventilateurs hélicoïde Expired FR973372A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR973372T 1948-10-08

Publications (1)

Publication Number Publication Date
FR973372A true FR973372A (fr) 1951-02-09

Family

ID=9516703

Family Applications (1)

Application Number Title Priority Date Filing Date
FR973372D Expired FR973372A (fr) 1948-10-08 1948-10-08 Pale reversible de ventilateurs hélicoïde

Country Status (2)

Country Link
FR (1) FR973372A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT454045A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4197057A (en) * 1975-12-17 1980-04-08 Aisin Seiki Kabushiki Kaisha Fan assembly
FR2629778A1 (fr) * 1988-04-12 1989-10-13 Alsthom Dispositif d'extraction d'air et de pressurisation d'un vehicule ferroviaire
WO1997040260A1 (de) * 1996-04-22 1997-10-30 Vitara Trading Company Ltd. Oberflächen zur bewegung von medien

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4197057A (en) * 1975-12-17 1980-04-08 Aisin Seiki Kabushiki Kaisha Fan assembly
FR2629778A1 (fr) * 1988-04-12 1989-10-13 Alsthom Dispositif d'extraction d'air et de pressurisation d'un vehicule ferroviaire
EP0337377A1 (fr) * 1988-04-12 1989-10-18 Gec Alsthom Sa Dispositif d'extraction d'air et de pressurisation d'un vehicule ferroviaire
WO1997040260A1 (de) * 1996-04-22 1997-10-30 Vitara Trading Company Ltd. Oberflächen zur bewegung von medien

Also Published As

Publication number Publication date
IT454045A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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