EP1128069A3 - Pompe à effet visqueux - Google Patents
Pompe à effet visqueux Download PDFInfo
- Publication number
- EP1128069A3 EP1128069A3 EP01102552A EP01102552A EP1128069A3 EP 1128069 A3 EP1128069 A3 EP 1128069A3 EP 01102552 A EP01102552 A EP 01102552A EP 01102552 A EP01102552 A EP 01102552A EP 1128069 A3 EP1128069 A3 EP 1128069A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- gas
- pump
- gas friction
- friction pump
- rotor components
- 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.)
- Granted
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
- 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
-
- 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)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10008691 | 2000-02-24 | ||
DE10008691.8A DE10008691B4 (de) | 2000-02-24 | 2000-02-24 | Gasreibungspumpe |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1128069A2 EP1128069A2 (fr) | 2001-08-29 |
EP1128069A3 true EP1128069A3 (fr) | 2002-11-06 |
EP1128069B1 EP1128069B1 (fr) | 2016-03-30 |
Family
ID=7632258
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01102552.5A Expired - Lifetime EP1128069B1 (fr) | 2000-02-24 | 2001-02-06 | Pompe à effet visqueux |
Country Status (4)
Country | Link |
---|---|
US (1) | US6524060B2 (fr) |
EP (1) | EP1128069B1 (fr) |
JP (1) | JP4907774B2 (fr) |
DE (1) | DE10008691B4 (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10056144A1 (de) * | 2000-11-13 | 2002-05-23 | Pfeiffer Vacuum Gmbh | Gasreibungspumpe |
DE10142567A1 (de) * | 2001-08-30 | 2003-03-20 | Pfeiffer Vacuum Gmbh | Turbomolekularpumpe |
GB0414316D0 (en) * | 2004-06-25 | 2004-07-28 | Boc Group Plc | Vacuum pump |
KR100610012B1 (ko) * | 2004-08-16 | 2006-08-09 | 삼성전자주식회사 | 터보 펌프 |
US7927066B2 (en) * | 2005-03-02 | 2011-04-19 | Tokyo Electron Limited | Reflecting device, communicating pipe, exhausting pump, exhaust system, method for cleaning the system, storage medium storing program for implementing the method, substrate processing apparatus, and particle capturing component |
US20100266426A1 (en) * | 2009-04-16 | 2010-10-21 | Marsbed Hablanian | Increased volumetric capacity of axial flow compressors used in turbomolecular vacuum pumps |
DE102009035812A1 (de) * | 2009-08-01 | 2011-02-03 | Pfeiffer Vacuum Gmbh | Turbomolekularpumpenrotor |
DE202013010195U1 (de) * | 2013-11-12 | 2015-02-18 | Oerlikon Leybold Vacuum Gmbh | Vakuumpumpen-Rotoreinrichtung sowie Vakuumpumpe |
DE102018119747B3 (de) * | 2018-08-14 | 2020-02-13 | Bruker Daltonik Gmbh | Turbomolekularpumpe für massenspektrometer |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1810083A (en) * | 1927-11-30 | 1931-06-16 | Norinder Ernst Harald | High vacuum molecular pump |
US3734640A (en) * | 1971-06-23 | 1973-05-22 | W Daniel | Airfoil vacuum pump with tapered rotor |
US4668160A (en) * | 1985-04-26 | 1987-05-26 | Hitachi, Ltd. | Vacuum pump |
US4978276A (en) * | 1988-10-10 | 1990-12-18 | Leybold Aktiengesellschaft | Pump stage for a high-vacuum pump |
US5553998A (en) * | 1992-05-16 | 1996-09-10 | Leybold Ag | Gas friction vacuum pump having at least three differently configured pump stages releasably connected together |
US5927940A (en) * | 1996-08-23 | 1999-07-27 | Pfeiffer Vacuum Gmbh | Double-flow gas friction pump |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3969039A (en) * | 1974-08-01 | 1976-07-13 | American Optical Corporation | Vacuum pump |
GB8507010D0 (en) * | 1985-03-19 | 1985-04-24 | Framo Dev Ltd | Compressor unit |
JPH0313495A (ja) * | 1989-06-12 | 1991-01-22 | Natl House Ind Co Ltd | 吊上げ金具 |
GB9318801D0 (en) * | 1993-09-10 | 1993-10-27 | Boc Group Plc | Improved vacuum pumps |
JPH0886298A (ja) * | 1994-09-19 | 1996-04-02 | Hitachi Ltd | ドライターボ真空ポンプ |
DE29516599U1 (de) | 1995-10-20 | 1995-12-07 | Leybold Ag | Reibungsvakuumpumpe mit Zwischeneinlaß |
DE29717079U1 (de) * | 1997-09-24 | 1997-11-06 | Leybold Vakuum Gmbh | Compoundpumpe |
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 |
JP3961155B2 (ja) * | 1999-05-28 | 2007-08-22 | Bocエドワーズ株式会社 | 真空ポンプ |
-
2000
- 2000-02-24 DE DE10008691.8A patent/DE10008691B4/de not_active Expired - Fee Related
-
2001
- 2001-02-06 EP EP01102552.5A patent/EP1128069B1/fr not_active Expired - Lifetime
- 2001-02-14 JP JP2001036787A patent/JP4907774B2/ja not_active Expired - Lifetime
- 2001-02-23 US US09/792,454 patent/US6524060B2/en not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1810083A (en) * | 1927-11-30 | 1931-06-16 | Norinder Ernst Harald | High vacuum molecular pump |
US3734640A (en) * | 1971-06-23 | 1973-05-22 | W Daniel | Airfoil vacuum pump with tapered rotor |
US4668160A (en) * | 1985-04-26 | 1987-05-26 | Hitachi, Ltd. | Vacuum pump |
US4978276A (en) * | 1988-10-10 | 1990-12-18 | Leybold Aktiengesellschaft | Pump stage for a high-vacuum pump |
US5553998A (en) * | 1992-05-16 | 1996-09-10 | Leybold Ag | Gas friction vacuum pump having at least three differently configured pump stages releasably connected together |
US5927940A (en) * | 1996-08-23 | 1999-07-27 | Pfeiffer Vacuum Gmbh | Double-flow gas friction pump |
Also Published As
Publication number | Publication date |
---|---|
US6524060B2 (en) | 2003-02-25 |
JP4907774B2 (ja) | 2012-04-04 |
JP2001280289A (ja) | 2001-10-10 |
DE10008691B4 (de) | 2017-10-26 |
EP1128069B1 (fr) | 2016-03-30 |
US20010018018A1 (en) | 2001-08-30 |
EP1128069A2 (fr) | 2001-08-29 |
DE10008691A1 (de) | 2001-08-30 |
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