FR2656658B1 - Pompe a vide turbomoleculaire mixte, a deux arbres de rotation et a refoulement a la pression atmospherique. - Google Patents

Pompe a vide turbomoleculaire mixte, a deux arbres de rotation et a refoulement a la pression atmospherique.

Info

Publication number
FR2656658B1
FR2656658B1 FR8917343A FR8917343A FR2656658B1 FR 2656658 B1 FR2656658 B1 FR 2656658B1 FR 8917343 A FR8917343 A FR 8917343A FR 8917343 A FR8917343 A FR 8917343A FR 2656658 B1 FR2656658 B1 FR 2656658B1
Authority
FR
France
Prior art keywords
area
mixed
atmospheric pressure
vacuum pump
pressure discharge
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 - Fee Related
Application number
FR8917343A
Other languages
English (en)
Other versions
FR2656658A1 (fr
Inventor
Saulgeot Claude
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.)
Alcatel CIT SA
Original Assignee
Alcatel CIT SA
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 Alcatel CIT SA filed Critical Alcatel CIT SA
Priority to FR8917343A priority Critical patent/FR2656658B1/fr
Priority to JP2418241A priority patent/JPH04209980A/ja
Priority to US07/634,623 priority patent/US5118251A/en
Priority to AT9090125589T priority patent/ATE105378T1/de
Priority to SU904894002A priority patent/RU1776333C/ru
Priority to DE69008683T priority patent/DE69008683T2/de
Priority to ES90125589T priority patent/ES2053071T3/es
Priority to EP90125589A priority patent/EP0435291B1/fr
Publication of FR2656658A1 publication Critical patent/FR2656658A1/fr
Application granted granted Critical
Publication of FR2656658B1 publication Critical patent/FR2656658B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F04D19/046—Combinations of two or more different types of pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/005—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of dissimilar working principle
    • 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
    • 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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/40—Electric motor
    • F04C2240/402—Plurality of electronically synchronised motors
FR8917343A 1989-12-28 1989-12-28 Pompe a vide turbomoleculaire mixte, a deux arbres de rotation et a refoulement a la pression atmospherique. Expired - Fee Related FR2656658B1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR8917343A FR2656658B1 (fr) 1989-12-28 1989-12-28 Pompe a vide turbomoleculaire mixte, a deux arbres de rotation et a refoulement a la pression atmospherique.
JP2418241A JPH04209980A (ja) 1989-12-28 1990-12-25 分子真空ポンプ
AT9090125589T ATE105378T1 (de) 1989-12-28 1990-12-27 Kombinierte turbomolekularpumpe mit zwei wellen und atmosphaerischem auslass.
SU904894002A RU1776333C (ru) 1989-12-28 1990-12-27 Сборный турбомолекул рный вакуумный насос
US07/634,623 US5118251A (en) 1989-12-28 1990-12-27 Compound turbomolecular vacuum pump having two rotary shafts and delivering to atmospheric pressure
DE69008683T DE69008683T2 (de) 1989-12-28 1990-12-27 Kombinierte Turbomolekularpumpe mit zwei Wellen und atmosphärischem Auslass.
ES90125589T ES2053071T3 (es) 1989-12-28 1990-12-27 Bomba de vacio turbomolecular mixta, con dos ejes de rotacion y con repulsion a la presion atmosferica.
EP90125589A EP0435291B1 (fr) 1989-12-28 1990-12-27 Pompe à vide turbomoléculaire mixte, à deux arbres de rotation et à refoulement à la pression atmosphérique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8917343A FR2656658B1 (fr) 1989-12-28 1989-12-28 Pompe a vide turbomoleculaire mixte, a deux arbres de rotation et a refoulement a la pression atmospherique.

Publications (2)

Publication Number Publication Date
FR2656658A1 FR2656658A1 (fr) 1991-07-05
FR2656658B1 true FR2656658B1 (fr) 1993-01-29

Family

ID=9389082

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8917343A Expired - Fee Related FR2656658B1 (fr) 1989-12-28 1989-12-28 Pompe a vide turbomoleculaire mixte, a deux arbres de rotation et a refoulement a la pression atmospherique.

Country Status (8)

Country Link
US (1) US5118251A (fr)
EP (1) EP0435291B1 (fr)
JP (1) JPH04209980A (fr)
AT (1) ATE105378T1 (fr)
DE (1) DE69008683T2 (fr)
ES (1) ES2053071T3 (fr)
FR (1) FR2656658B1 (fr)
RU (1) RU1776333C (fr)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69123898T3 (de) * 1990-08-01 2004-08-05 Matsushita Electric Industrial Co., Ltd., Kadoma Drehanlage für flüssige Medien
US5354179A (en) * 1990-08-01 1994-10-11 Matsushita Electric Industrial Co., Ltd. Fluid rotating apparatus
EP0691475B1 (fr) * 1990-08-01 2001-12-12 Matsushita Electric Industrial Co., Ltd. Appareil rotatif pour fluides
JP3074845B2 (ja) * 1991-10-08 2000-08-07 松下電器産業株式会社 流体回転装置
JPH05195957A (ja) * 1992-01-23 1993-08-06 Matsushita Electric Ind Co Ltd 真空ポンプ
JPH05202855A (ja) * 1992-01-29 1993-08-10 Matsushita Electric Ind Co Ltd 流体回転装置
JPH05272478A (ja) * 1992-01-31 1993-10-19 Matsushita Electric Ind Co Ltd 真空ポンプ
JPH05209589A (ja) * 1992-01-31 1993-08-20 Matsushita Electric Ind Co Ltd 流体回転装置
DE9202764U1 (fr) * 1992-03-02 1992-05-07 Siemens Ag, 8000 Muenchen, De
KR100190310B1 (ko) * 1992-09-03 1999-06-01 모리시따 요오이찌 진공배기장치
US5267837A (en) * 1992-09-23 1993-12-07 Mowli John C Two-stage pumping apparatus with non-meshing first stage augers
DE4242406C2 (de) * 1992-12-08 2002-10-31 Grasso Gmbh Refrigeration Tech Anordnung in einem Schraubenverdichter
US5363740A (en) * 1993-07-16 1994-11-15 Pneumo Abex Corporation Fluid motor/pump with scavenged case
US5814913A (en) * 1994-04-21 1998-09-29 Ebara Corporation Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor
IT1297347B1 (it) * 1997-12-24 1999-09-01 Varian Spa Pompa da vuoto.
DE19930952A1 (de) * 1999-07-05 2001-01-11 Pfeiffer Vacuum Gmbh Vakuumpumpe
US6508631B1 (en) 1999-11-18 2003-01-21 Mks Instruments, Inc. Radial flow turbomolecular vacuum pump
DE10019066A1 (de) * 2000-04-18 2001-10-25 Leybold Vakuum Gmbh Vakuumpumpe mit zwei zusammenwirkenden Rotoren
FR2807951B1 (fr) * 2000-04-20 2003-05-16 Cit Alcatel Procede et systeme de pompage des chambres de transfert d'equipement de semi-conducteur
DE60101368T2 (de) * 2001-02-22 2004-10-14 Varian S.P.A., Leini Vakuumpumpe
KR100408153B1 (ko) * 2001-08-14 2003-12-01 주식회사 우성진공 드라이 진공펌프
DE10149366A1 (de) * 2001-10-06 2003-04-17 Leybold Vakuum Gmbh Axial fördernde Reibungsvakuumpumpe
JP2003343469A (ja) * 2002-03-20 2003-12-03 Toyota Industries Corp 真空ポンプ
US6672828B2 (en) 2002-06-03 2004-01-06 Varian S.P.A. Vacuum pump
NL1022785C2 (nl) * 2003-02-26 2004-08-30 Tendris Solutions Bv Pomp of turbine, aandrijving die een dergelijke pomp of turbine omvat en buitenboordmotor.
FR2854933B1 (fr) * 2003-05-13 2005-08-05 Cit Alcatel Pompe moleculaire, turbomoleculaire ou hybride a vanne integree
US20050214108A1 (en) * 2004-03-26 2005-09-29 Edwin Hayes Multi-stage dry vacuum pump for high vacuum applications
DE102004038677B4 (de) * 2004-08-10 2016-11-24 Pfeiffer Vacuum Gmbh Vakuumpumpe
US20070020115A1 (en) * 2005-07-01 2007-01-25 The Boc Group, Inc. Integrated pump apparatus for semiconductor processing
WO2007078573A2 (fr) * 2005-12-22 2007-07-12 Thermo Finnigan Llc Appareil et procédé de pompage dans un dispositif optique à ions
DE102007012408A1 (de) * 2007-03-15 2008-09-18 Aerodyn Engineering Gmbh Windenergieanlagen mit lastübertragenden Bauteilen
DE102008024764A1 (de) * 2008-05-23 2009-11-26 Oerlikon Leybold Vacuum Gmbh Mehrstufige Vakuumpumpe
DE202011104491U1 (de) 2011-08-17 2012-11-20 Oerlikon Leybold Vacuum Gmbh Wälzkolbenpumpe
JP6616611B2 (ja) * 2015-07-23 2019-12-04 エドワーズ株式会社 排気システム
CN108252927A (zh) * 2017-12-11 2018-07-06 安徽颐博思泵业有限责任公司 一种卧式多级泵

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB202295A (en) * 1922-08-12 1924-06-05 Bbc Brown Boveri & Cie Improvements in multi-stage centrifugal compressors
FR1397614A (fr) * 1964-05-14 1965-04-30 Neu Sa Perfectionnement aux compresseurs
DE2833954A1 (de) * 1978-08-03 1980-02-21 Rudolf Peschke Reibungspumpe
JPS61145394A (ja) * 1984-12-18 1986-07-03 Tokuda Seisakusho Ltd 分子ポンプ
DE3613344A1 (de) * 1986-04-19 1987-10-22 Pfeiffer Vakuumtechnik Turbomolekular-vakuumpumpe fuer hoeheren druck
JPH0784871B2 (ja) * 1986-06-12 1995-09-13 株式会社日立製作所 真空排気装置
JPS6375386A (ja) * 1986-09-18 1988-04-05 Mitsubishi Heavy Ind Ltd ハイブリツド真空ポンプ
JPH0759956B2 (ja) * 1986-09-19 1995-06-28 三菱重工業株式会社 真空ポンプ
JPH07111195B2 (ja) * 1986-12-09 1995-11-29 ダイキン工業株式会社 複合真空ポンプ
JPS63147989A (ja) * 1986-12-09 1988-06-20 Daikin Ind Ltd 複合真空ポンプ
DE3826710A1 (de) * 1987-08-07 1989-02-16 Japan Atomic Energy Res Inst Vakuumpumpe
JPH01277698A (ja) * 1988-04-30 1989-11-08 Nippon Ferrofluidics Kk 複合型真空ポンプ

Also Published As

Publication number Publication date
JPH04209980A (ja) 1992-07-31
ES2053071T3 (es) 1994-07-16
DE69008683T2 (de) 1994-08-25
US5118251A (en) 1992-06-02
FR2656658A1 (fr) 1991-07-05
DE69008683D1 (de) 1994-06-09
EP0435291A1 (fr) 1991-07-03
RU1776333C (ru) 1992-11-15
ATE105378T1 (de) 1994-05-15
EP0435291B1 (fr) 1994-05-04

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