DE102005007767B4 - Entladungslampe mit einer speziell geformten Kathode zur Verhinderung des Schwankungsphänomens des Lichtbogens - Google Patents
Entladungslampe mit einer speziell geformten Kathode zur Verhinderung des Schwankungsphänomens des Lichtbogens Download PDFInfo
- Publication number
- DE102005007767B4 DE102005007767B4 DE102005007767A DE102005007767A DE102005007767B4 DE 102005007767 B4 DE102005007767 B4 DE 102005007767B4 DE 102005007767 A DE102005007767 A DE 102005007767A DE 102005007767 A DE102005007767 A DE 102005007767A DE 102005007767 B4 DE102005007767 B4 DE 102005007767B4
- Authority
- DE
- Germany
- Prior art keywords
- cathode
- convex parts
- concave
- discharge lamp
- convex
- 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.)
- Expired - Lifetime
Links
- 230000007423 decrease Effects 0.000 claims description 11
- 238000004031 devitrification Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 9
- 238000002474 experimental method Methods 0.000 description 9
- 239000007789 gas Substances 0.000 description 9
- 230000005684 electric field Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 4
- 229910052753 mercury Inorganic materials 0.000 description 4
- 229910052756 noble gas Inorganic materials 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910052724 xenon Inorganic materials 0.000 description 4
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 description 2
- AANMVENRNJYEMK-UHFFFAOYSA-N 4-propan-2-ylcyclohex-2-en-1-one Chemical compound CC(C)C1CCC(=O)C=C1 AANMVENRNJYEMK-UHFFFAOYSA-N 0.000 description 2
- 229910052776 Thorium Inorganic materials 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 150000002835 noble gases Chemical class 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000003716 rejuvenation Effects 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000002996 emotional effect Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 229910052743 krypton Inorganic materials 0.000 description 1
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/073—Main electrodes for high-pressure discharge lamps
- H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/84—Lamps with discharge constricted by high pressure
- H01J61/86—Lamps with discharge constricted by high pressure with discharge additionally constricted by close spacing of electrodes, e.g. for optical projection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
- H01J2893/0065—Electrode systems
- H01J2893/0066—Construction, material, support, protection and temperature regulation of electrodes; Electrode cups
Landscapes
- Discharge Lamp (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004057757A JP4714418B2 (ja) | 2004-03-02 | 2004-03-02 | 放電ランプ |
| JP2004/057757 | 2004-03-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE102005007767A1 DE102005007767A1 (de) | 2005-09-22 |
| DE102005007767B4 true DE102005007767B4 (de) | 2012-09-27 |
Family
ID=34879835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE102005007767A Expired - Lifetime DE102005007767B4 (de) | 2004-03-02 | 2005-02-19 | Entladungslampe mit einer speziell geformten Kathode zur Verhinderung des Schwankungsphänomens des Lichtbogens |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7759872B2 (https=) |
| JP (1) | JP4714418B2 (https=) |
| KR (1) | KR100764385B1 (https=) |
| CN (1) | CN100550276C (https=) |
| DE (1) | DE102005007767B4 (https=) |
| TW (1) | TW200531120A (https=) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7652430B1 (en) * | 2005-07-11 | 2010-01-26 | Kla-Tencor Technologies Corporation | Broadband plasma light sources with cone-shaped electrode for substrate processing |
| JP4830638B2 (ja) * | 2006-05-29 | 2011-12-07 | ウシオ電機株式会社 | 高圧放電ランプ |
| WO2008055550A1 (de) * | 2006-11-10 | 2008-05-15 | Osram Gesellschaft mit beschränkter Haftung | Elektrode, insbesondere kathode, für eine entladungslampe |
| DE102006061375B4 (de) | 2006-12-22 | 2019-01-03 | Osram Gmbh | Quecksilber-Hochdruckentladungslampe mit einer Wolfram und Kalium enthaltenden Anode, die eine Kornzahl größer 200 Körner pro mm2 und eine Dichte größer 19,05g/cm3 aufweist |
| JP4993478B2 (ja) * | 2007-03-23 | 2012-08-08 | 株式会社オーク製作所 | 放電ランプ及びその電極の製造方法 |
| JP4868036B2 (ja) * | 2009-07-31 | 2012-02-01 | ウシオ電機株式会社 | 高圧放電ランプ |
| JP5369360B2 (ja) * | 2009-09-11 | 2013-12-18 | 岩崎電気株式会社 | 光源用電極 |
| TWM403094U (en) * | 2010-05-26 | 2011-05-01 | Arclite Optronics Corp | Structure of gas discharge lamp |
| JP5056916B2 (ja) * | 2010-07-12 | 2012-10-24 | ウシオ電機株式会社 | 高圧放電ランプ |
| JP5664602B2 (ja) * | 2012-07-10 | 2015-02-04 | ウシオ電機株式会社 | ショートアーク型水銀ランプ |
| JP6633826B2 (ja) * | 2014-09-24 | 2020-01-22 | 株式会社オーク製作所 | 放電ランプ |
| JP6647678B2 (ja) * | 2015-12-02 | 2020-02-14 | 岩崎電気株式会社 | ショートアーク型放電ランプ |
| DE102018206770A1 (de) * | 2018-05-02 | 2019-11-07 | Osram Gmbh | Elektrode für eine Entladungslampe, Entladungslampe und Verfahren zum Herstellen einer Elektrode |
| JP7413939B2 (ja) | 2020-06-29 | 2024-01-16 | ウシオ電機株式会社 | ショートアーク型放電ランプ |
| JP2024012866A (ja) * | 2022-07-19 | 2024-01-31 | ウシオ電機株式会社 | 映写機用キセノンランプ |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2107921A (en) * | 1981-10-15 | 1983-05-05 | Emi Plc Thorn | Discharge lamp electrode |
| DE20005534U1 (de) * | 2000-03-29 | 2000-06-21 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 81543 München | Kurzbogenlampe |
| US20030042853A1 (en) * | 2001-08-30 | 2003-03-06 | Ushiodenki Kabushiki Kaisha | Mercury discharge lamp of the short arc type |
| JP2003223865A (ja) * | 2002-01-31 | 2003-08-08 | Ushio Inc | 放電ランプ用陽電極およびショートアーク放電ランプ |
| JP2003257363A (ja) * | 2002-03-01 | 2003-09-12 | Ushio Inc | ショートアーク型放電ランプ |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09231946A (ja) * | 1996-02-23 | 1997-09-05 | Ushio Inc | ショートアーク型放電ランプ |
| JPH11102662A (ja) * | 1997-09-25 | 1999-04-13 | Ushio Inc | ショートアーク型放電ランプ |
| DE19749908A1 (de) * | 1997-11-11 | 1999-05-12 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Elektrodenbauteil für Entladungslampen |
| JP4512968B2 (ja) * | 2000-08-03 | 2010-07-28 | ウシオ電機株式会社 | ショートアーク型高圧放電ランプ |
-
2004
- 2004-03-02 JP JP2004057757A patent/JP4714418B2/ja not_active Expired - Lifetime
- 2004-11-11 TW TW093134484A patent/TW200531120A/zh not_active IP Right Cessation
-
2005
- 2005-01-24 KR KR1020050006326A patent/KR100764385B1/ko not_active Expired - Lifetime
- 2005-02-19 DE DE102005007767A patent/DE102005007767B4/de not_active Expired - Lifetime
- 2005-03-01 US US11/067,951 patent/US7759872B2/en not_active Expired - Lifetime
- 2005-03-02 CN CNB2005100531124A patent/CN100550276C/zh not_active Expired - Lifetime
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2107921A (en) * | 1981-10-15 | 1983-05-05 | Emi Plc Thorn | Discharge lamp electrode |
| DE20005534U1 (de) * | 2000-03-29 | 2000-06-21 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 81543 München | Kurzbogenlampe |
| US20030042853A1 (en) * | 2001-08-30 | 2003-03-06 | Ushiodenki Kabushiki Kaisha | Mercury discharge lamp of the short arc type |
| JP2003223865A (ja) * | 2002-01-31 | 2003-08-08 | Ushio Inc | 放電ランプ用陽電極およびショートアーク放電ランプ |
| JP2003257363A (ja) * | 2002-03-01 | 2003-09-12 | Ushio Inc | ショートアーク型放電ランプ |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005251471A (ja) | 2005-09-15 |
| CN1664982A (zh) | 2005-09-07 |
| TW200531120A (en) | 2005-09-16 |
| KR100764385B1 (ko) | 2007-10-08 |
| US20050194904A1 (en) | 2005-09-08 |
| US7759872B2 (en) | 2010-07-20 |
| CN100550276C (zh) | 2009-10-14 |
| JP4714418B2 (ja) | 2011-06-29 |
| DE102005007767A1 (de) | 2005-09-22 |
| TWI320576B (https=) | 2010-02-11 |
| KR20050088932A (ko) | 2005-09-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| R016 | Response to examination communication | ||
| R016 | Response to examination communication | ||
| R018 | Grant decision by examination section/examining division | ||
| R020 | Patent grant now final |
Effective date: 20121228 |
|
| R082 | Change of representative |
Representative=s name: MAIWALD GMBH, DE |
|
| R071 | Expiry of right |