GB2615365B - Bearing assembly and vacuum pump - Google Patents
Bearing assembly and vacuum pump Download PDFInfo
- Publication number
- GB2615365B GB2615365B GB2201596.0A GB202201596A GB2615365B GB 2615365 B GB2615365 B GB 2615365B GB 202201596 A GB202201596 A GB 202201596A GB 2615365 B GB2615365 B GB 2615365B
- Authority
- GB
- United Kingdom
- Prior art keywords
- vacuum pump
- bearing assembly
- bearing
- assembly
- vacuum
- 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.)
- Active
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
- F04D19/048—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
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/0408—Passive magnetic bearings
- F16C32/0423—Passive magnetic bearings with permanent magnets on both parts repelling each other
- F16C32/0425—Passive magnetic bearings with permanent magnets on both parts repelling each other for radial load mainly
-
- 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
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/056—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
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/056—Bearings
- F04D29/058—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
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/056—Bearings
- F04D29/059—Roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2360/00—Engines or pumps
- F16C2360/44—Centrifugal pumps
- F16C2360/45—Turbo-molecular pumps
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Non-Positive Displacement Air Blowers (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2201596.0A GB2615365B (en) | 2022-02-08 | 2022-02-08 | Bearing assembly and vacuum pump |
TW112103833A TW202415861A (en) | 2022-02-08 | 2023-02-03 | Bearing assembly and vacuum pump |
PCT/GB2023/050262 WO2023152476A1 (en) | 2022-02-08 | 2023-02-07 | Bearing assembly and vacuum pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2201596.0A GB2615365B (en) | 2022-02-08 | 2022-02-08 | Bearing assembly and vacuum pump |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2615365A GB2615365A (en) | 2023-08-09 |
GB2615365B true GB2615365B (en) | 2024-04-24 |
Family
ID=85283601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2201596.0A Active GB2615365B (en) | 2022-02-08 | 2022-02-08 | Bearing assembly and vacuum pump |
Country Status (3)
Country | Link |
---|---|
GB (1) | GB2615365B (en) |
TW (1) | TW202415861A (en) |
WO (1) | WO2023152476A1 (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5209631A (en) * | 1990-07-16 | 1993-05-11 | Arthur Pfeiffer Vakummtechnik Wetzlar Gmbh | Arrangement for flooding high speed vacuum pumps |
US20110123358A1 (en) * | 2008-07-31 | 2011-05-26 | Oerlikon Leybold Vacuum Gmbh | Vacuum pump |
EP2708753A2 (en) * | 2012-09-14 | 2014-03-19 | Pfeiffer Vacuum Gmbh | Method for centring a vacuum pump and/or reducing a magnetic leakage field of a vacuum pump or a rotary unit for a vacuum pump |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2804476B1 (en) * | 2000-01-31 | 2002-04-12 | Cit Alcatel | DAMPING SYSTEM AND BEARING CENTER FOR VACUUM PUMP ON MAGNETIC BEARING |
DE102014116241B4 (en) * | 2014-11-07 | 2020-05-28 | Pfeiffer Vacuum Gmbh | Vacuum pump |
-
2022
- 2022-02-08 GB GB2201596.0A patent/GB2615365B/en active Active
-
2023
- 2023-02-03 TW TW112103833A patent/TW202415861A/en unknown
- 2023-02-07 WO PCT/GB2023/050262 patent/WO2023152476A1/en unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5209631A (en) * | 1990-07-16 | 1993-05-11 | Arthur Pfeiffer Vakummtechnik Wetzlar Gmbh | Arrangement for flooding high speed vacuum pumps |
US20110123358A1 (en) * | 2008-07-31 | 2011-05-26 | Oerlikon Leybold Vacuum Gmbh | Vacuum pump |
EP2708753A2 (en) * | 2012-09-14 | 2014-03-19 | Pfeiffer Vacuum Gmbh | Method for centring a vacuum pump and/or reducing a magnetic leakage field of a vacuum pump or a rotary unit for a vacuum pump |
Also Published As
Publication number | Publication date |
---|---|
GB2615365A (en) | 2023-08-09 |
TW202415861A (en) | 2024-04-16 |
WO2023152476A1 (en) | 2023-08-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2584676B (en) | Rotor support and vacuum pump with such a rotor support | |
GB2615365B (en) | Bearing assembly and vacuum pump | |
EP4095390A4 (en) | Vacuum pump and stator column | |
GB2614285B (en) | Vacuum pump with reduced seal requirements | |
GB2621344B (en) | Magnetic bearing and vacuum pump | |
GB202212214D0 (en) | Rotor assembly and vacuum pump | |
GB2615531B (en) | Rotor and vacuum pump | |
EP4093972A4 (en) | Screw pump with improved sealing and bearing assembly | |
GB202310174D0 (en) | Pump assembly and vacuum pump with reduced seal requirements | |
GB202306870D0 (en) | Vacuum pump bearing cages | |
GB202307335D0 (en) | Magnetic assembly and vacuum pump | |
GB202208315D0 (en) | Magnetic bearing hub and vacuum pump | |
GB202019824D0 (en) | A pump and a bearing assembly for a pump | |
GB202019823D0 (en) | A pump and a bearing assembly for a pump | |
GB202101952D0 (en) | Vacuum pump aftercooler and part thereof | |
GB202109713D0 (en) | Scroll vacuum pump assembly | |
EP4123181A4 (en) | Vacuum pump and vacuum pump component | |
GB202401357D0 (en) | Vacuum pump and radial magnetic bearing device | |
GB202215355D0 (en) | Turbomolecular pump | |
GB202008733D0 (en) | Vacuum bearing | |
GB202010426D0 (en) | Vacuum pump drive shaft and rotor assembly | |
GB202200771D0 (en) | Vacuum pump noise reduction | |
GB202400654D0 (en) | Vacuum pump and hermetic connector | |
GB202308522D0 (en) | A vacuum pump and a permanent magnetic bearing assembly for a vacuum pump | |
IL311887A (en) | Vacuum pump, vacuum pump bearing protection structure, and vacuum pump rotating body |