FR882081A - Perfectionnements aux propulseurs, ventilateurs ou dispositifs analogues - Google Patents

Perfectionnements aux propulseurs, ventilateurs ou dispositifs analogues

Info

Publication number
FR882081A
FR882081A FR882081DA FR882081A FR 882081 A FR882081 A FR 882081A FR 882081D A FR882081D A FR 882081DA FR 882081 A FR882081 A FR 882081A
Authority
FR
France
Prior art keywords
thrusters
fans
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)
Inventor
Nicolas Bostroem
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 FR882081A publication Critical patent/FR882081A/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
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/024—Multi-stage pumps with contrarotating parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR882081D 1942-01-09 1942-01-09 Perfectionnements aux propulseurs, ventilateurs ou dispositifs analogues Expired FR882081A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR882081T 1942-01-09

Publications (1)

Publication Number Publication Date
FR882081A true FR882081A (fr) 1943-05-17

Family

ID=9373847

Family Applications (1)

Application Number Title Priority Date Filing Date
FR882081D Expired FR882081A (fr) 1942-01-09 1942-01-09 Perfectionnements aux propulseurs, ventilateurs ou dispositifs analogues

Country Status (1)

Country Link
FR (1) FR882081A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4619584A (en) * 1981-03-05 1986-10-28 Ab Volvo Penta Double propeller drive for boats

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4619584A (en) * 1981-03-05 1986-10-28 Ab Volvo Penta Double propeller drive for boats

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