TW370594B - Frictional vacuum pump with a stator and a rotor - Google Patents
Frictional vacuum pump with a stator and a rotorInfo
- Publication number
- TW370594B TW370594B TW087117262A TW87117262A TW370594B TW 370594 B TW370594 B TW 370594B TW 087117262 A TW087117262 A TW 087117262A TW 87117262 A TW87117262 A TW 87117262A TW 370594 B TW370594 B TW 370594B
- Authority
- TW
- Taiwan
- Prior art keywords
- rotor
- stator
- vacuum pump
- pumping stages
- connecting holes
- Prior art date
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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/16—Centrifugal pumps for displacing without appreciable compression
- F04D17/168—Pumps specially adapted to produce a vacuum
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Non-Positive Displacement Air Blowers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19821634A DE19821634A1 (de) | 1998-05-14 | 1998-05-14 | Reibungsvakuumpumpe mit Stator und Rotor |
Publications (1)
Publication Number | Publication Date |
---|---|
TW370594B true TW370594B (en) | 1999-09-21 |
Family
ID=7867761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW087117262A TW370594B (en) | 1998-05-14 | 1998-10-19 | Frictional vacuum pump with a stator and a rotor |
Country Status (10)
Country | Link |
---|---|
US (1) | US6435811B1 (zh) |
EP (1) | EP1078166B2 (zh) |
JP (1) | JP4173637B2 (zh) |
KR (1) | KR20010025024A (zh) |
CN (1) | CN1115488C (zh) |
AU (1) | AU754944B2 (zh) |
CA (1) | CA2332777C (zh) |
DE (2) | DE19821634A1 (zh) |
TW (1) | TW370594B (zh) |
WO (1) | WO1999060275A1 (zh) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6090100A (en) * | 1992-10-01 | 2000-07-18 | Chiron Technolas Gmbh Ophthalmologische Systeme | Excimer laser system for correction of vision with reduced thermal effects |
GB9921983D0 (en) * | 1999-09-16 | 1999-11-17 | Boc Group Plc | Improvements in vacuum pumps |
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 |
JP2002138987A (ja) * | 2000-10-31 | 2002-05-17 | Seiko Instruments Inc | 真空ポンプ |
US7033142B2 (en) * | 2003-01-24 | 2006-04-25 | Pfeifer Vacuum Gmbh | Vacuum pump system for light gases |
GB0409139D0 (en) | 2003-09-30 | 2004-05-26 | Boc Group Plc | Vacuum pump |
GB0322883D0 (en) * | 2003-09-30 | 2003-10-29 | Boc Group Plc | Vacuum pump |
DE10353034A1 (de) * | 2003-11-13 | 2005-06-09 | Leybold Vakuum Gmbh | Mehrstufige Reibungsvakuumpumpe |
GB0329839D0 (en) * | 2003-12-23 | 2004-01-28 | Boc Group Plc | Vacuum pump |
GB0414316D0 (en) * | 2004-06-25 | 2004-07-28 | Boc Group Plc | Vacuum pump |
GB0503946D0 (en) * | 2005-02-25 | 2005-04-06 | Boc Group Plc | Vacuum pump |
DE202005019644U1 (de) * | 2005-12-16 | 2007-04-26 | Leybold Vacuum Gmbh | Turbomolekularpumpe |
JP2007231938A (ja) * | 2006-02-06 | 2007-09-13 | Boc Edwards Kk | 真空装置、真空装置における水蒸気分圧の急速低減方法、ロードロックチャンバー内の水蒸気分圧の上昇防止方法、および、真空装置用真空ポンプ |
DE102008024764A1 (de) * | 2008-05-23 | 2009-11-26 | Oerlikon Leybold Vacuum Gmbh | Mehrstufige Vakuumpumpe |
DE202009003880U1 (de) * | 2009-03-19 | 2010-08-05 | Oerlikon Leybold Vacuum Gmbh | Multi-Inlet-Vakuumpumpe |
FR2984972A1 (fr) * | 2011-12-26 | 2013-06-28 | Adixen Vacuum Products | Adaptateur pour pompes a vide et dispositif de pompage associe |
EP2757266B1 (en) | 2013-01-22 | 2016-03-16 | Agilent Technologies, Inc. | Rotary vacuum pump |
DE102013109637A1 (de) * | 2013-09-04 | 2015-03-05 | Pfeiffer Vacuum Gmbh | Vakuumpumpe sowie Anordnung mit einer Vakuumpumpe |
DE102013114290A1 (de) | 2013-12-18 | 2015-06-18 | Pfeiffer Vacuum Gmbh | Vakuumpumpe |
JP6488898B2 (ja) * | 2015-06-09 | 2019-03-27 | 株式会社島津製作所 | 真空ポンプおよび質量分析装置 |
US10655638B2 (en) * | 2018-03-15 | 2020-05-19 | Lam Research Corporation | Turbomolecular pump deposition control and particle management |
US11519419B2 (en) | 2020-04-15 | 2022-12-06 | Kin-Chung Ray Chiu | Non-sealed vacuum pump with supersonically rotatable bladeless gas impingement surface |
GB2601515B (en) * | 2020-12-02 | 2022-12-28 | Agilent Technologies Inc | Vacuum pump with elastic spacer |
EP4293232A1 (de) * | 2023-10-17 | 2023-12-20 | Pfeiffer Vacuum Technology AG | Pumpe |
EP4379216A1 (de) * | 2024-04-22 | 2024-06-05 | Pfeiffer Vacuum Technology AG | Turbomolekularvakuumpumpe mit kompakter bauform |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3189264A (en) * | 1963-06-04 | 1965-06-15 | Arthur Pfeiffer Company | Vacuum pump drive and seal arrangement |
DE1809902C3 (de) * | 1968-11-20 | 1973-11-15 | Arthur Pfeiffer-Vakuumtechnik Gmbh, 6330 Wetzlar | Mehrstufige Turbo Molekularhoch vakuumpumpe |
US3628894A (en) * | 1970-09-15 | 1971-12-21 | Bendix Corp | High-vacuum mechanical pump |
DE2442614A1 (de) † | 1974-09-04 | 1976-03-18 | Siemens Ag | Turbomolekularpumpe |
DE3826710A1 (de) * | 1987-08-07 | 1989-02-16 | Japan Atomic Energy Res Inst | Vakuumpumpe |
EP0603694A1 (de) * | 1992-12-24 | 1994-06-29 | BALZERS-PFEIFFER GmbH | Vakuumpumpsystem |
DE4331589C2 (de) * | 1992-12-24 | 2003-06-26 | Pfeiffer Vacuum Gmbh | Vakuumpumpsystem |
US5733104A (en) * | 1992-12-24 | 1998-03-31 | Balzers-Pfeiffer Gmbh | Vacuum pump system |
DE29516599U1 (de) * | 1995-10-20 | 1995-12-07 | Leybold AG, 50968 Köln | Reibungsvakuumpumpe mit Zwischeneinlaß |
GB9725146D0 (en) * | 1997-11-27 | 1998-01-28 | Boc Group Plc | Improvements in vacuum pumps |
US6193461B1 (en) * | 1999-02-02 | 2001-02-27 | Varian Inc. | Dual inlet vacuum pumps |
-
1998
- 1998-05-14 DE DE19821634A patent/DE19821634A1/de not_active Withdrawn
- 1998-09-11 DE DE59808723T patent/DE59808723D1/de not_active Expired - Lifetime
- 1998-09-11 AU AU93481/98A patent/AU754944B2/en not_active Ceased
- 1998-09-11 JP JP2000549859A patent/JP4173637B2/ja not_active Expired - Fee Related
- 1998-09-11 CA CA002332777A patent/CA2332777C/en not_active Expired - Fee Related
- 1998-09-11 EP EP98946450A patent/EP1078166B2/de not_active Expired - Lifetime
- 1998-09-11 WO PCT/EP1998/005802 patent/WO1999060275A1/de not_active Application Discontinuation
- 1998-09-11 KR KR1020007012771A patent/KR20010025024A/ko not_active Application Discontinuation
- 1998-09-11 US US09/700,046 patent/US6435811B1/en not_active Expired - Lifetime
- 1998-09-11 CN CN98814028A patent/CN1115488C/zh not_active Expired - Fee Related
- 1998-10-19 TW TW087117262A patent/TW370594B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA2332777A1 (en) | 1999-11-25 |
DE59808723D1 (de) | 2003-07-17 |
EP1078166B1 (de) | 2003-06-11 |
AU754944B2 (en) | 2002-11-28 |
JP2002515568A (ja) | 2002-05-28 |
EP1078166B2 (de) | 2007-09-05 |
KR20010025024A (ko) | 2001-03-26 |
US6435811B1 (en) | 2002-08-20 |
CA2332777C (en) | 2007-11-06 |
DE19821634A1 (de) | 1999-11-18 |
EP1078166A1 (de) | 2001-02-28 |
JP4173637B2 (ja) | 2008-10-29 |
CN1115488C (zh) | 2003-07-23 |
WO1999060275A1 (de) | 1999-11-25 |
CN1292851A (zh) | 2001-04-25 |
AU9348198A (en) | 1999-12-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |