JP2001044533A5 - - Google Patents
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- Publication number
- JP2001044533A5 JP2001044533A5 JP1999201851A JP20185199A JP2001044533A5 JP 2001044533 A5 JP2001044533 A5 JP 2001044533A5 JP 1999201851 A JP1999201851 A JP 1999201851A JP 20185199 A JP20185199 A JP 20185199A JP 2001044533 A5 JP2001044533 A5 JP 2001044533A5
- Authority
- JP
- Japan
- Prior art keywords
- bearing
- motor
- radial magnetic
- flow fan
- magnetic bearing
- 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
- 230000005284 excitation Effects 0.000 description 56
- 230000001681 protective effect Effects 0.000 description 55
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 23
- 238000006073 displacement reaction Methods 0.000 description 21
- 230000010355 oscillation Effects 0.000 description 21
- 239000000463 material Substances 0.000 description 20
- 238000005096 rolling process Methods 0.000 description 19
- 238000005260 corrosion Methods 0.000 description 18
- 230000007797 corrosion Effects 0.000 description 18
- 239000000919 ceramic Substances 0.000 description 17
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 15
- 229910000889 permalloy Inorganic materials 0.000 description 15
- 125000006850 spacer group Chemical group 0.000 description 14
- 239000004810 polytetrafluoroethylene Substances 0.000 description 13
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 13
- 238000007789 sealing Methods 0.000 description 11
- 239000000428 dust Substances 0.000 description 9
- 239000000314 lubricant Substances 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 7
- 239000003566 sealing material Substances 0.000 description 7
- 239000002131 composite material Substances 0.000 description 6
- 230000005484 gravity Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- -1 polytetrafluoroethylene Polymers 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 5
- 239000011737 fluorine Substances 0.000 description 5
- 229910052731 fluorine Inorganic materials 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 230000003252 repetitive effect Effects 0.000 description 5
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- 238000007747 plating Methods 0.000 description 4
- 239000000565 sealant Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910000976 Electrical steel Inorganic materials 0.000 description 3
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 3
- 229910001182 Mo alloy Inorganic materials 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- OGSYQYXYGXIQFH-UHFFFAOYSA-N chromium molybdenum nickel Chemical compound [Cr].[Ni].[Mo] OGSYQYXYGXIQFH-UHFFFAOYSA-N 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 210000003027 ear inner Anatomy 0.000 description 3
- 229910000856 hastalloy Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000007420 reactivation Effects 0.000 description 1
- 150000003376 silicon Chemical class 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20185199A JP3877912B2 (ja) | 1999-05-25 | 1999-07-15 | 放電励起エキシマレーザ装置 |
| US09/576,208 US6603787B1 (en) | 1999-05-25 | 2000-05-23 | Discharge-pumped excimer laser device |
| KR1020000027958A KR100708925B1 (ko) | 1999-05-25 | 2000-05-24 | 방전펌핑된 엑시머 레이저 장치 |
| TW089109988A TW463429B (en) | 1999-05-25 | 2000-05-24 | Discharge-pumped excimer laser device |
| DE60013205T DE60013205T3 (de) | 1999-05-25 | 2000-05-25 | Entladungsgepumpter Excimer-Laser |
| EP00111269A EP1056171B2 (en) | 1999-05-25 | 2000-05-25 | Discharge-pumped excimer laser device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14516899 | 1999-05-25 | ||
| JP11-145168 | 1999-05-25 | ||
| JP20185199A JP3877912B2 (ja) | 1999-05-25 | 1999-07-15 | 放電励起エキシマレーザ装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2001044533A JP2001044533A (ja) | 2001-02-16 |
| JP2001044533A5 true JP2001044533A5 (https=) | 2005-02-17 |
| JP3877912B2 JP3877912B2 (ja) | 2007-02-07 |
Family
ID=26476369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20185199A Expired - Lifetime JP3877912B2 (ja) | 1999-05-25 | 1999-07-15 | 放電励起エキシマレーザ装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6603787B1 (https=) |
| EP (1) | EP1056171B2 (https=) |
| JP (1) | JP3877912B2 (https=) |
| KR (1) | KR100708925B1 (https=) |
| DE (1) | DE60013205T3 (https=) |
| TW (1) | TW463429B (https=) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001111138A (ja) * | 1999-10-04 | 2001-04-20 | Ebara Corp | エキシマレーザ装置 |
| EP1188932A3 (en) * | 2000-09-19 | 2003-05-02 | Ntn Corporation | Bearing structure for laser fan |
| JP2005209832A (ja) * | 2004-01-22 | 2005-08-04 | Matsushita Electric Ind Co Ltd | レーザ発振装置とその製造方法およびレーザ加工機 |
| EP2275686A1 (en) * | 2009-07-13 | 2011-01-19 | Siemens Aktiengesellschaft | Turbocompressor assembly |
| JP6063199B2 (ja) * | 2012-10-15 | 2017-01-18 | ギガフォトン株式会社 | 放電励起式ガスレーザ装置 |
| WO2014069636A1 (ja) | 2012-11-05 | 2014-05-08 | ギガフォトン株式会社 | レーザチャンバ及び放電励起式ガスレーザ装置 |
| US20200061238A1 (en) * | 2017-03-28 | 2020-02-27 | Ceramtec Gmbh | Ceramic Sliding Bearing |
| JP6447662B2 (ja) * | 2017-05-09 | 2019-01-09 | ダイキン工業株式会社 | 電動機システムおよびそれを備えたターボ圧縮機 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3212928C2 (de) * | 1982-04-07 | 1984-01-26 | Lambda Physik GmbH, 3400 Göttingen | Entladungsgepumpter Laser |
| JPS62194025A (ja) | 1986-02-18 | 1987-08-26 | Ebara Corp | 磁気軸受 |
| DE3931661A1 (de) † | 1989-08-25 | 1991-04-04 | Leybold Ag | Magnetgelagerte vakuumpumpe |
| EP0419163B1 (en) * | 1989-09-18 | 1995-01-11 | Ngk Insulators, Ltd. | Fuel cell generator |
| US4975925A (en) * | 1989-11-01 | 1990-12-04 | The Spectranetics Corporation | Unlubricated bearings for gas lasers |
| JPH04219493A (ja) | 1990-08-10 | 1992-08-10 | Ebara Corp | ターボ分子ポンプ |
| JPH0521866A (ja) | 1991-07-12 | 1993-01-29 | Komatsu Ltd | ガスレーザ装置 |
| DE4227013A1 (de) | 1992-08-14 | 1994-02-17 | Budig Peter Klaus Prof Dr Sc T | Aktives magnetisches Axiallager für Rotoren mit Notlauflager |
| JPH10173259A (ja) | 1996-12-06 | 1998-06-26 | Komatsu Ltd | エキシマレーザ装置 |
| US5848089A (en) * | 1997-07-11 | 1998-12-08 | Cymer, Inc. | Excimer laser with magnetic bearings supporting fan |
| US5856991A (en) * | 1997-06-04 | 1999-01-05 | Cymer, Inc. | Very narrow band laser |
| US5870420A (en) | 1997-08-18 | 1999-02-09 | Cymer, Inc. | Cross-flow blower with braces |
| US6061376A (en) * | 1998-08-28 | 2000-05-09 | Cymer, Inc. | Tangential fan for excimer laser |
| DE69941930D1 (de) | 1998-11-30 | 2010-03-04 | Ebara Corp | Durch elektrische entladung angeregter excimerlaser |
| US6111907A (en) * | 1999-03-17 | 2000-08-29 | Cymer, Inc. | Laser chamber installation in and removal from a laser system housing |
-
1999
- 1999-07-15 JP JP20185199A patent/JP3877912B2/ja not_active Expired - Lifetime
-
2000
- 2000-05-23 US US09/576,208 patent/US6603787B1/en not_active Expired - Lifetime
- 2000-05-24 KR KR1020000027958A patent/KR100708925B1/ko not_active Expired - Lifetime
- 2000-05-24 TW TW089109988A patent/TW463429B/zh active
- 2000-05-25 EP EP00111269A patent/EP1056171B2/en not_active Expired - Lifetime
- 2000-05-25 DE DE60013205T patent/DE60013205T3/de not_active Expired - Lifetime
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