FR1313886A - Improvement in turbochargers and turbopumps - Google Patents

Improvement in turbochargers and turbopumps

Info

Publication number
FR1313886A
FR1313886A FR879469A FR879469A FR1313886A FR 1313886 A FR1313886 A FR 1313886A FR 879469 A FR879469 A FR 879469A FR 879469 A FR879469 A FR 879469A FR 1313886 A FR1313886 A FR 1313886A
Authority
FR
France
Prior art keywords
turbopumps
turbochargers
improvement
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
FR879469A
Other languages
French (fr)
Inventor
Louis Maurice
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.)
ALSACIENNE D ELECTRONIQUE ET D
Original Assignee
ALSACIENNE D ELECTRONIQUE ET D
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 ALSACIENNE D ELECTRONIQUE ET D filed Critical ALSACIENNE D ELECTRONIQUE ET D
Priority to FR879469A priority Critical patent/FR1313886A/en
Application granted granted Critical
Publication of FR1313886A publication Critical patent/FR1313886A/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
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F04D19/042—Turbomolecular vacuum pumps
    • 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
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/324—Blades
    • 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
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/542—Bladed diffusers
    • F04D29/544—Blade shapes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/70—Shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
FR879469A 1961-11-20 1961-11-20 Improvement in turbochargers and turbopumps Expired FR1313886A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR879469A FR1313886A (en) 1961-11-20 1961-11-20 Improvement in turbochargers and turbopumps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR879469A FR1313886A (en) 1961-11-20 1961-11-20 Improvement in turbochargers and turbopumps

Publications (1)

Publication Number Publication Date
FR1313886A true FR1313886A (en) 1963-01-04

Family

ID=8767066

Family Applications (1)

Application Number Title Priority Date Filing Date
FR879469A Expired FR1313886A (en) 1961-11-20 1961-11-20 Improvement in turbochargers and turbopumps

Country Status (1)

Country Link
FR (1) FR1313886A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0568069A2 (en) * 1992-04-29 1993-11-03 Varian Associates, Inc. Turbomolecular vacuum pumps
WO2002025116A1 (en) * 2000-09-20 2002-03-28 Leybold Vakuum Gmbh Turbomolecular vacuum pump with rows of rotor blades and rows of stator blades

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0568069A2 (en) * 1992-04-29 1993-11-03 Varian Associates, Inc. Turbomolecular vacuum pumps
EP0568069A3 (en) * 1992-04-29 1994-01-05 Varian Associates
US5358373A (en) * 1992-04-29 1994-10-25 Varian Associates, Inc. High performance turbomolecular vacuum pumps
EP0770781A1 (en) * 1992-04-29 1997-05-02 Varian Associates, Inc. Turbomolecular vacuum pumps
EP0775829A1 (en) * 1992-04-29 1997-05-28 Varian Associates, Inc. Turbomolecular vacuum pumps
EP0775828A1 (en) * 1992-04-29 1997-05-28 Varian Associates, Inc. Turbomolecular vacuum pumps
WO2002025116A1 (en) * 2000-09-20 2002-03-28 Leybold Vakuum Gmbh Turbomolecular vacuum pump with rows of rotor blades and rows of stator blades

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