BE765042A - Pompe a vide turbomoleculaire a axe vertical - Google Patents

Pompe a vide turbomoleculaire a axe vertical

Info

Publication number
BE765042A
BE765042A BE765042A BE765042A BE765042A BE 765042 A BE765042 A BE 765042A BE 765042 A BE765042 A BE 765042A BE 765042 A BE765042 A BE 765042A BE 765042 A BE765042 A BE 765042A
Authority
BE
Belgium
Prior art keywords
vertical axis
vacuum pump
turbomolecular vacuum
turbomolecular
pump
Prior art date
Application number
BE765042A
Other languages
English (en)
French (fr)
Inventor
M-G Rousseau
R Berthoumieux
Original Assignee
Snecma
Commissariat A L
En Atomique
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 Snecma, Commissariat A L, En Atomique filed Critical Snecma
Publication of BE765042A publication Critical patent/BE765042A/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C39/00—Relieving load on bearings
    • F16C39/06—Relieving load on bearings using magnetic means
    • F16C39/063—Permanent magnets
    • 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
    • F04D19/048—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps comprising magnetic bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/44—Centrifugal pumps
    • F16C2360/45—Turbo-molecular pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
BE765042A 1970-04-01 1971-03-31 Pompe a vide turbomoleculaire a axe vertical BE765042A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7011572A FR2086526A5 (xx) 1970-04-01 1970-04-01

Publications (1)

Publication Number Publication Date
BE765042A true BE765042A (fr) 1971-08-16

Family

ID=9053186

Family Applications (1)

Application Number Title Priority Date Filing Date
BE765042A BE765042A (fr) 1970-04-01 1971-03-31 Pompe a vide turbomoleculaire a axe vertical

Country Status (8)

Country Link
US (1) US3771909A (xx)
BE (1) BE765042A (xx)
CA (1) CA939640A (xx)
CH (1) CH529297A (xx)
DE (1) DE7112177U (xx)
FR (1) FR2086526A5 (xx)
GB (1) GB1297740A (xx)
NL (1) NL165815C (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2337226A1 (de) * 1973-07-21 1975-02-06 Maschf Augsburg Nuernberg Ag Vakuumpumpe mit einem im innenraum ihres gehaeuses gelagerten laeufer
DE2457783C2 (de) * 1974-12-06 1986-10-09 Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar Magnetische Lagerung
FR2378487A1 (fr) * 1977-02-01 1978-08-25 Lamour Danielle Appareil pour assurer conjointement le reveil et la preparation d'une boisson chaude ou produit similaire
DE2711065C3 (de) * 1977-03-14 1982-05-19 Gesellschaft für Kernverfahrenstechnik mbH, 5170 Jülich Radial gedämpftes Fanglager für überkritisch laufende Rotoren
US4405286A (en) * 1982-01-21 1983-09-20 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Actively suspended counter-rotating machine
US4674952A (en) * 1983-10-07 1987-06-23 Sargent-Welch Scientific Company Turbo molecular pump with improved bearing assembly
DE9013672U1 (de) * 1990-09-29 1992-01-30 Leybold AG, 6450 Hanau Stator für eine Turbomolekularvakuumpumpe
US5698916A (en) * 1994-11-30 1997-12-16 Nikkiso Co., Ltd. Slender motor for canned motor pump
US7679245B2 (en) * 2001-09-17 2010-03-16 Beacon Power Corporation Repulsive lift systems, flywheel energy storage systems utilizing such systems and methods related thereto
DE102009039120A1 (de) * 2009-08-28 2011-03-03 Pfeiffer Vacuum Gmbh Vakuumpumpe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1402053A (en) * 1919-04-07 1922-01-03 Pyle National Co Elastic-fluid turbine
US3107310A (en) * 1960-08-03 1963-10-15 Const Mecanique Magnetic coupling having a magnetic bearing

Also Published As

Publication number Publication date
FR2086526A5 (xx) 1971-12-31
CA939640A (en) 1974-01-08
GB1297740A (xx) 1972-11-29
CH529297A (fr) 1972-10-15
NL7104278A (xx) 1971-10-05
DE7112177U (de) 1971-07-15
NL165815C (nl) 1981-05-15
NL165815B (nl) 1980-12-15
US3771909A (en) 1973-11-13

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SOC. NATIONALE D'ETUDE DE CONSTRUCTION DE MOTEURS

Effective date: 19840331