FR1205472A - Improvements in paddlewheels, propellers and the like to produce axial effects, more particularly axial air flow - Google Patents

Improvements in paddlewheels, propellers and the like to produce axial effects, more particularly axial air flow

Info

Publication number
FR1205472A
FR1205472A FR1205472DA FR1205472A FR 1205472 A FR1205472 A FR 1205472A FR 1205472D A FR1205472D A FR 1205472DA FR 1205472 A FR1205472 A FR 1205472A
Authority
FR
France
Prior art keywords
paddlewheels
propellers
air flow
axial
effects
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
French (fr)
Inventor
Aarne Johannes Vartiainen
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 filed Critical
Application granted granted Critical
Publication of FR1205472A publication Critical patent/FR1205472A/en
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)
FR1205472D 1957-04-16 1958-04-15 Improvements in paddlewheels, propellers and the like to produce axial effects, more particularly axial air flow Expired FR1205472A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1205472X 1957-04-16

Publications (1)

Publication Number Publication Date
FR1205472A true FR1205472A (en) 1960-02-03

Family

ID=9673227

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1205472D Expired FR1205472A (en) 1957-04-16 1958-04-15 Improvements in paddlewheels, propellers and the like to produce axial effects, more particularly axial air flow

Country Status (1)

Country Link
FR (1) FR1205472A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0690236A1 (en) * 1994-06-27 1996-01-03 COFIMCO S.p.A. Untwisted blade for axial-flow fan

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0690236A1 (en) * 1994-06-27 1996-01-03 COFIMCO S.p.A. Untwisted blade for axial-flow fan

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