TW533276B - Turbo-molecular pump - Google Patents

Turbo-molecular pump Download PDF

Info

Publication number
TW533276B
TW533276B TW089105105A TW89105105A TW533276B TW 533276 B TW533276 B TW 533276B TW 089105105 A TW089105105 A TW 089105105A TW 89105105 A TW89105105 A TW 89105105A TW 533276 B TW533276 B TW 533276B
Authority
TW
Taiwan
Prior art keywords
groove
rotor
fine
extraction module
stator
Prior art date
Application number
TW089105105A
Other languages
English (en)
Chinese (zh)
Inventor
Hiroyuki Kawasaki
Hiroshi Sobukawa
Original Assignee
Ebara Corp
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 Ebara Corp filed Critical Ebara Corp
Application granted granted Critical
Publication of TW533276B publication Critical patent/TW533276B/zh

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
    • 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
    • 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
    • F04D19/044—Holweck-type 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
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0292—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
TW089105105A 1999-03-23 2000-03-21 Turbo-molecular pump TW533276B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP07804899A JP3788558B2 (ja) 1999-03-23 1999-03-23 ターボ分子ポンプ

Publications (1)

Publication Number Publication Date
TW533276B true TW533276B (en) 2003-05-21

Family

ID=13650975

Family Applications (1)

Application Number Title Priority Date Filing Date
TW089105105A TW533276B (en) 1999-03-23 2000-03-21 Turbo-molecular pump

Country Status (7)

Country Link
US (2) US6343910B1 (enExample)
EP (1) EP1039137B1 (enExample)
JP (1) JP3788558B2 (enExample)
KR (1) KR20000062974A (enExample)
DE (1) DE60039085D1 (enExample)
SG (1) SG76003A1 (enExample)
TW (1) TW533276B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106015034A (zh) * 2016-07-11 2016-10-12 中国工程物理研究院机械制造工艺研究所 一种高压比复合分子泵
CN114593075A (zh) * 2022-03-15 2022-06-07 北京中科科仪股份有限公司 一种分子泵

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3788558B2 (ja) * 1999-03-23 2006-06-21 株式会社荏原製作所 ターボ分子ポンプ
US20060014684A1 (en) * 2000-03-03 2006-01-19 University Technologies International Inc. Novel uses of EGF
JP3777498B2 (ja) 2000-06-23 2006-05-24 株式会社荏原製作所 ターボ分子ポンプ
US6503050B2 (en) * 2000-12-18 2003-01-07 Applied Materials Inc. Turbo-molecular pump having enhanced pumping capacity
JP2003254285A (ja) * 2002-02-28 2003-09-10 Boc Edwards Technologies Ltd ポンプ装置
JP4147042B2 (ja) * 2002-03-12 2008-09-10 エドワーズ株式会社 真空ポンプ
US6607351B1 (en) * 2002-03-12 2003-08-19 Varian, Inc. Vacuum pumps with improved impeller configurations
JP2003269364A (ja) * 2002-03-12 2003-09-25 Boc Edwards Technologies Ltd 真空ポンプ
FR2845737B1 (fr) * 2002-10-11 2005-01-14 Cit Alcatel Pompe turbomoleculaire a jupe composite
GB0229355D0 (en) 2002-12-17 2003-01-22 Boc Group Plc Vacuum pumping arrangement
JP2005098210A (ja) * 2003-09-25 2005-04-14 Aisin Seiki Co Ltd 多段ドライポンプ
GB0618745D0 (en) * 2006-09-22 2006-11-01 Boc Group Plc Molecular drag pumping mechanism
WO2008035113A1 (en) 2006-09-22 2008-03-27 Edwards Limited Vacuum pump
EP2722527B1 (en) * 2011-06-17 2019-05-22 Edwards Japan Limited Vacuum pump and rotor therefor
US9759233B2 (en) * 2011-10-31 2017-09-12 Edwards Japan Limited Stator member and vacuum pump
TWI586893B (zh) * 2011-11-30 2017-06-11 Edwards Japan Ltd Vacuum pump
JP6353195B2 (ja) * 2013-05-09 2018-07-04 エドワーズ株式会社 固定円板および真空ポンプ
WO2015055374A1 (en) * 2013-10-16 2015-04-23 Asml Netherlands B.V. Radiation source, lithographic apparatus device manufacturing method, sensor system and sensing method
JP6228839B2 (ja) * 2013-12-26 2017-11-08 エドワーズ株式会社 真空排気機構、複合型真空ポンプ、および回転体部品
JP6586275B2 (ja) * 2015-01-30 2019-10-02 エドワーズ株式会社 真空ポンプ
JP6433812B2 (ja) * 2015-02-25 2018-12-05 エドワーズ株式会社 アダプタ及び真空ポンプ
GB2545423B (en) * 2015-12-14 2019-06-26 Edwards Ltd Vacuum pump
GB201715151D0 (en) 2017-09-20 2017-11-01 Edwards Ltd A drag pump and a set of vacuum pumps including a drag pump
JP7668613B2 (ja) * 2019-02-04 2025-04-25 エドワーズ株式会社 真空ポンプ
CN110014217A (zh) * 2019-05-16 2019-07-16 江苏博联硕焊接技术有限公司 一种扩散焊用夹具及涡轮分子泵转子的扩散焊接方法
JP7357564B2 (ja) * 2020-02-07 2023-10-06 エドワーズ株式会社 真空ポンプ、及び、真空ポンプ構成部品
JP7546410B2 (ja) * 2020-08-07 2024-09-06 エドワーズ株式会社 真空ポンプおよび真空ポンプ用回転翼
CN114673671B (zh) * 2020-12-25 2024-04-02 广东美的白色家电技术创新中心有限公司 风机和吸尘装置
CN114352553B (zh) * 2021-12-31 2024-01-09 北京中科科仪股份有限公司 一种旋涡机构及复合分子泵
EP4155550A1 (de) * 2022-12-30 2023-03-29 Pfeiffer Vacuum Technology AG Vakuumpumpe und verfahren zum betreiben einer vakuumpumpe

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0129709A3 (en) * 1983-04-26 1985-03-06 Anelva Corporation Combinational molecular pump capable of readily being cleaned
US4732529A (en) * 1984-02-29 1988-03-22 Shimadzu Corporation Turbomolecular pump
DE3410905A1 (de) * 1984-03-24 1985-10-03 Leybold-Heraeus GmbH, 5000 Köln Einrichtung zur foerderung von gasen bei subatmosphaerischen druecken
JPS61247893A (ja) * 1985-04-26 1986-11-05 Hitachi Ltd 真空ポンプ
JP2556320B2 (ja) 1987-03-18 1996-11-20 セイコ−精機株式会社 真空ポンプ
DE4216237A1 (de) * 1992-05-16 1993-11-18 Leybold Ag Gasreibungsvakuumpumpe
DE4314419A1 (de) * 1993-05-03 1994-11-10 Leybold Ag Reibungsvakuumpumpe mit Lagerabstützung
DE4314418A1 (de) * 1993-05-03 1994-11-10 Leybold Ag Reibungsvakuumpumpe mit unterschiedlich gestalteten Pumpenabschnitten
JP3098139B2 (ja) * 1993-06-17 2000-10-16 株式会社大阪真空機器製作所 複合分子ポンプ
DE29516599U1 (de) * 1995-10-20 1995-12-07 Leybold AG, 50968 Köln Reibungsvakuumpumpe mit Zwischeneinlaß
IT1281025B1 (it) * 1995-11-10 1998-02-11 Varian Spa Pompa turbomolecolare.
GB9609281D0 (en) * 1996-05-03 1996-07-10 Boc Group Plc Improved vacuum pumps
DE19632874A1 (de) * 1996-08-16 1998-02-19 Leybold Vakuum Gmbh Reibungsvakuumpumpe
JP3788558B2 (ja) * 1999-03-23 2006-06-21 株式会社荏原製作所 ターボ分子ポンプ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106015034A (zh) * 2016-07-11 2016-10-12 中国工程物理研究院机械制造工艺研究所 一种高压比复合分子泵
CN114593075A (zh) * 2022-03-15 2022-06-07 北京中科科仪股份有限公司 一种分子泵

Also Published As

Publication number Publication date
EP1039137A2 (en) 2000-09-27
DE60039085D1 (de) 2008-07-17
EP1039137A3 (en) 2002-03-13
JP3788558B2 (ja) 2006-06-21
SG76003A1 (en) 2000-10-24
US6585480B2 (en) 2003-07-01
JP2000274394A (ja) 2000-10-03
KR20000062974A (ko) 2000-10-25
US20020054815A1 (en) 2002-05-09
EP1039137B1 (en) 2008-06-04
US6343910B1 (en) 2002-02-05

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GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees