ATE412119T1 - Vakuumpumpanordnung - Google Patents

Vakuumpumpanordnung

Info

Publication number: ATE412119T1
Authority: AT; Austria
Prior art keywords: rotor; stator; axial; vacuum pumping; pumping arrangement
Prior art date: 2003-12-15

Application number

AT04806029T

Other languages

English (en)

Inventor

Nigel Paul Schofield

Original Assignee

Edwards Ltd

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.)

2003-12-15

Filing date

2004-12-08

Publication date

2008-11-15

2004-12-08 Application filed by Edwards Ltd filed Critical Edwards Ltd

2008-11-15 Application granted granted Critical

2008-11-15 Publication of ATE412119T1 publication Critical patent/ATE412119T1/de

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
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/052—Axially shiftable rotors
- 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
- F04D19/048—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps comprising magnetic bearings
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D23/00—Other rotary non-positive-displacement pumps
- F04D23/008—Regenerative 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
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/048—Bearings magnetic; electromagnetic
- 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
- F04D29/08—Sealings
- F04D29/083—Sealings especially adapted for elastic fluid pumps

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Electromagnetism (AREA)
Non-Positive Displacement Air Blowers (AREA)
Magnetic Bearings And Hydrostatic Bearings (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)
Jet Pumps And Other Pumps (AREA)
Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Compressor (AREA)

AT04806029T 2003-12-15 2004-12-08 Vakuumpumpanordnung ATE412119T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GBGB0329034.3A GB0329034D0 (en)	2003-12-15	2003-12-15	Vacuum pumping arrangement

Publications (1)

Publication Number	Publication Date
ATE412119T1 true ATE412119T1 (de)	2008-11-15

Family

ID=30130257

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT04806029T ATE412119T1 (de)	2003-12-15	2004-12-08	Vakuumpumpanordnung

Country Status (7)

Country	Link
US (1)	US7614844B2 (de)
EP (1)	EP1700039B1 (de)
JP (1)	JP2007514096A (de)
AT (1)	ATE412119T1 (de)
DE (1)	DE602004017359D1 (de)
GB (1)	GB0329034D0 (de)
WO (1)	WO2005059367A2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20090081022A1 (en) *	2007-09-21	2009-03-26	Honeywell International Inc.	Radially Staged Microscale Turbomolecular Pump
US8070419B2 (en) *	2008-12-24	2011-12-06	Agilent Technologies, Inc.	Spiral pumping stage and vacuum pump incorporating such pumping stage
DE212016000070U1 (de)	2015-04-06	2017-11-14	Trane International Inc.	Aktives Abstandsmanagement bei Schraubenkompressoren
GB2562261A (en)	2017-05-10	2018-11-14	Edwards Ltd	Motor Rotor
GB2575450B (en) *	2018-07-09	2022-01-26	Edwards Ltd	A variable inlet conductance vacuum pump, vacuum pump arrangement and method
BE1028910B1 (nl) *	2020-12-16	2022-07-19	Univ Brussel Vrije	Element voor het samenpersen of expanderen van een gas en werkwijze voor het regelen van dergelijk element
CN114673728B (zh) *	2020-12-24	2024-01-26	迈格钠磁动力股份有限公司	一种永磁推力悬浮轴承及其控制方法
CN115355251A (zh) *	2022-10-19	2022-11-18	山东天瑞重工有限公司	一种轴向磁轴承、磁悬浮电机及磁悬浮真空泵

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3356033A (en) *	1965-10-22	1967-12-05	Ford Motor Co	Centrifugal fluid pump
US3518021A (en) *	1968-04-04	1970-06-30	Gen Electric	Thrust bearing for compressor
JPS60255970A (ja) *	1984-05-29	1985-12-17	Mazda Motor Corp	耐摩耗性に優れた摺接部材の製造法
US5137418A (en)	1990-12-21	1992-08-11	Roy E. Roth Company	Floating self-centering turbine impeller
US6280157B1 (en)	1999-06-29	2001-08-28	Flowserve Management Company	Sealless integral-motor pump with regenerative impeller disk
GB0013491D0 (en) *	2000-06-02	2000-07-26	Boc Group Plc	Improved vacuum pump
GB2383092B (en)	2001-08-13	2005-08-31	Norman Moss	Improvements in and related to regenerative pumps
JP2003129991A (ja) *	2001-10-24	2003-05-08	Boc Edwards Technologies Ltd	分子ポンプ

2003
- 2003-12-15 GB GBGB0329034.3A patent/GB0329034D0/en not_active Ceased
2004
- 2004-12-08 EP EP04806029A patent/EP1700039B1/de not_active Expired - Lifetime
- 2004-12-08 JP JP2006543629A patent/JP2007514096A/ja active Pending
- 2004-12-08 AT AT04806029T patent/ATE412119T1/de not_active IP Right Cessation
- 2004-12-08 US US10/581,696 patent/US7614844B2/en not_active Expired - Fee Related
- 2004-12-08 DE DE602004017359T patent/DE602004017359D1/de not_active Expired - Lifetime
- 2004-12-08 WO PCT/GB2004/005211 patent/WO2005059367A2/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
DE602004017359D1 (de)	2008-12-04
EP1700039B1 (de)	2008-10-22
US7614844B2 (en)	2009-11-10
WO2005059367A2 (en)	2005-06-30
EP1700039A2 (de)	2006-09-13
WO2005059367A3 (en)	2006-11-16
JP2007514096A (ja)	2007-05-31
US20070140833A1 (en)	2007-06-21
GB0329034D0 (en)	2004-01-14

Publication	Publication Date	Title
DE60323336D1 (de)	2008-10-16	Kreiselverdichter
TW200506224A (en)	2005-02-16	Exhaust-gas-turbine casing
DK1171944T3 (da)	2004-04-13	Rotorindretning
PL1792381T3 (pl)	2012-01-31	Generator/silnik elektryczny, zwłaszcza do zastosowania w siłowniach wiatrowych, urządzeniach napędu linowego i urządzeniach hydraulicznych
TW200508499A (en)	2005-03-01	A vacuum pump
WO2008019657A3 (de)	2008-04-17	Anordnung zur laufspaltoptimierung für turbomaschinen
DE60029056D1 (de)	2006-08-10	Verbesserter lagerdämpfer
GB0200864D0 (en)	2002-03-06	Downhole compressor
TW200642238A (en)	2006-12-01	Electromotor
ATE412119T1 (de)	2008-11-15	Vakuumpumpanordnung
WO2009000711A3 (de)	2009-02-12	Lagereinrichtung zur berührungsfreien lagerung eines rotors gegen einen stator
ATE453799T1 (de)	2010-01-15	Abtriebskonfiguration für windenergieanlagen
WO2012075254A3 (en)	2012-11-29	Bearing isolator seal
DE50301345D1 (de)	2006-02-23	Elektronisch kommutierter innenläufermotor
AU2003295101A1 (en)	2004-07-09	Vacuum pumping arrangement
DK1660782T3 (da)	2010-05-25	Lejeenhed til roterende radialbelastning
DE602004001156D1 (de)	2006-07-27	Verdichtereinheit mit unterstützter Kühlung
ATE556477T1 (de)	2012-05-15	Linearantrieb
ATE403066T1 (de)	2008-08-15	Druckluftmotor
ATE362051T1 (de)	2007-06-15	Gasreibungspumpe
DE50311577D1 (de)	2009-07-16	Aussenläufermotor
WO2008116612A3 (en)	2009-01-15	Fan motor
MD3106G2 (ro)	2007-02-28	Pompă electrică ermetică
SE0200014L (sv)	2003-07-05	Magnetiskt radiallagrad rotoranordning
MXPA02010386A (es)	2005-04-19	Motor electrico.

Legal Events

Date	Code	Title	Description
2009-04-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties