JPS495846B1 - - Google Patents

Info

Publication number
JPS495846B1
JPS495846B1 JP43058849A JP5884968A JPS495846B1 JP S495846 B1 JPS495846 B1 JP S495846B1 JP 43058849 A JP43058849 A JP 43058849A JP 5884968 A JP5884968 A JP 5884968A JP S495846 B1 JPS495846 B1 JP S495846B1
Authority
JP
Japan
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.)
Pending
Application number
JP43058849A
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
Priority claimed from DE19671628352 external-priority patent/DE1628352C/de
Application filed filed Critical
Publication of JPS495846B1 publication Critical patent/JPS495846B1/ja
Pending 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
    • H02K29/08—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using magnetic effect devices, e.g. Hall-plates, magneto-resistors
JP43058849A 1967-08-18 1968-08-19 Pending JPS495846B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19671628352 DE1628352C (de) 1967-08-18 1967-08-18 Elektrischer Antrieb für Vakuumpumpen, insbesondere für Turbomolekularpumpen

Publications (1)

Publication Number Publication Date
JPS495846B1 true JPS495846B1 (ja) 1974-02-09

Family

ID=5683156

Family Applications (1)

Application Number Title Priority Date Filing Date
JP43058849A Pending JPS495846B1 (ja) 1967-08-18 1968-08-19

Country Status (3)

Country Link
US (1) US3535052A (ja)
JP (1) JPS495846B1 (ja)
GB (1) GB1236756A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5611101U (ja) * 1979-07-09 1981-01-30
JPS5763703U (ja) * 1980-10-02 1982-04-15

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2518201C3 (de) * 1975-04-24 1979-03-15 Battelle-Institut E.V., 6000 Frankfurt Vorrichtung zum Trennen von Gasgemischen in Bestandteile unterschiedlicher Molekülmassen
WO1986006564A1 (en) * 1985-04-19 1986-11-06 Fausto Guastadini Pulsating current electromotor without commutator
FR2723767B1 (fr) * 1994-08-19 1997-01-03 Cit Alcatel Pompe a vide turbomoleculaire
GB0109179D0 (en) 2001-04-12 2001-05-30 Alstom Improvements relating to rotary electrical machines
DE102005041501A1 (de) * 2005-09-01 2007-03-08 Leybold Vacuum Gmbh Vakuum-Turbomolekularpumpe
DE102007044690A1 (de) * 2007-09-19 2009-04-02 Oerlikon Leybold Vacuum Gmbh Vakuumpumpe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR81075E (fr) * 1962-01-23 1963-07-26 Snecma Pompe à vide turbomoléculaire perfectionnée
US3189264A (en) * 1963-06-04 1965-06-15 Arthur Pfeiffer Company Vacuum pump drive and seal arrangement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5611101U (ja) * 1979-07-09 1981-01-30
JPS5763703U (ja) * 1980-10-02 1982-04-15

Also Published As

Publication number Publication date
GB1236756A (en) 1971-06-23
US3535052A (en) 1970-10-20

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