EP2105946A3 - Hochdruck-Entladungslampe - Google Patents
Hochdruck-Entladungslampe Download PDFInfo
- Publication number
- EP2105946A3 EP2105946A3 EP09004063A EP09004063A EP2105946A3 EP 2105946 A3 EP2105946 A3 EP 2105946A3 EP 09004063 A EP09004063 A EP 09004063A EP 09004063 A EP09004063 A EP 09004063A EP 2105946 A3 EP2105946 A3 EP 2105946A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- discharge lamp
- pressure discharge
- earth elements
- rare earth
- discharge
- 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.)
- Withdrawn
Links
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
-
- 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
- H01J61/0735—Main electrodes for high-pressure discharge lamps characterised by the material of the electrode
- H01J61/0737—Main electrodes for high-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material
-
- 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
- H01J61/02—Details
- H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
Landscapes
- Discharge Lamp (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008081083 | 2008-03-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2105946A2 EP2105946A2 (de) | 2009-09-30 |
EP2105946A3 true EP2105946A3 (de) | 2012-02-08 |
Family
ID=40875120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09004063A Withdrawn EP2105946A3 (de) | 2008-03-26 | 2009-03-20 | Hochdruck-Entladungslampe |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2105946A3 (de) |
JP (1) | JP2009259790A (de) |
KR (1) | KR20090102712A (de) |
TW (1) | TWI437610B (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011049049A1 (ja) * | 2009-10-19 | 2011-04-28 | 日本タングステン株式会社 | タングステン陰極材料 |
JP6098271B2 (ja) * | 2013-03-25 | 2017-03-22 | ウシオ電機株式会社 | ショートアーク型放電ランプ |
JP6086253B2 (ja) * | 2014-08-28 | 2017-03-01 | ウシオ電機株式会社 | ロングアーク型放電ランプ |
JP2017068954A (ja) * | 2015-09-29 | 2017-04-06 | 東芝ライテック株式会社 | 放電ランプ |
CN112272860B (zh) * | 2018-11-19 | 2023-11-07 | 株式会社东芝 | 放电灯用阴极部件及放电灯 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4989371A (de) * | 1972-12-29 | 1974-08-27 | ||
JPH03283254A (ja) * | 1990-03-30 | 1991-12-13 | Ushio Inc | 高圧放電灯 |
JPH04137350A (ja) * | 1990-09-27 | 1992-05-12 | Iwasaki Electric Co Ltd | メタルハライドランプ |
JPH05290802A (ja) * | 1992-04-16 | 1993-11-05 | Ushio Inc | 放電灯用電極 |
JPH11273618A (ja) * | 1998-03-26 | 1999-10-08 | Tokyo Tungsten Co Ltd | 放電電極材料及びその製造方法 |
WO2003075310A1 (de) * | 2002-03-05 | 2003-09-12 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Kurzbogen-hochdruckentladungslampe |
JP2005285676A (ja) * | 2004-03-30 | 2005-10-13 | Nippon Tungsten Co Ltd | 放電灯用電極 |
US20060220559A1 (en) * | 2005-03-31 | 2006-10-05 | Ushio Denki Kabushiki Kaisha | High-load and high-intensity discharge lamp |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03225742A (ja) * | 1990-01-30 | 1991-10-04 | Ushio Inc | ショートアーク放電灯 |
JP2851727B2 (ja) * | 1991-08-23 | 1999-01-27 | ウシオ電機株式会社 | 放電灯用電極 |
JP3882093B2 (ja) * | 1995-10-12 | 2007-02-14 | 東邦金属株式会社 | タングステン電極材及びその熱処理法 |
JP3267212B2 (ja) * | 1997-09-25 | 2002-03-18 | 松下電器産業株式会社 | 高圧放電ランプ用電極とその製造方法 |
JP4433251B2 (ja) * | 1999-12-20 | 2010-03-17 | 東芝ライテック株式会社 | 交流点灯用メタルハライドランプおよび照明装置 |
JP3764315B2 (ja) * | 2000-02-10 | 2006-04-05 | 株式会社アライドマテリアル | タングステン材料とその製造方法 |
JP2002110089A (ja) * | 2000-09-28 | 2002-04-12 | Toshiba Lighting & Technology Corp | 電極とそれを用いた放電ランプおよび光学装置 |
JP2002110091A (ja) * | 2000-09-29 | 2002-04-12 | Toshiba Lighting & Technology Corp | 電極材料、高圧放電ランプおよび照明装置 |
JP2007179849A (ja) | 2005-12-27 | 2007-07-12 | Toshiba Lighting & Technology Corp | 高圧放電ランプおよび高圧放電ランプの製造方法 |
-
2009
- 2009-03-13 JP JP2009061604A patent/JP2009259790A/ja active Pending
- 2009-03-20 EP EP09004063A patent/EP2105946A3/de not_active Withdrawn
- 2009-03-23 TW TW098109377A patent/TWI437610B/zh active
- 2009-03-26 KR KR1020090025804A patent/KR20090102712A/ko not_active Application Discontinuation
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4989371A (de) * | 1972-12-29 | 1974-08-27 | ||
JPH03283254A (ja) * | 1990-03-30 | 1991-12-13 | Ushio Inc | 高圧放電灯 |
JPH04137350A (ja) * | 1990-09-27 | 1992-05-12 | Iwasaki Electric Co Ltd | メタルハライドランプ |
JPH05290802A (ja) * | 1992-04-16 | 1993-11-05 | Ushio Inc | 放電灯用電極 |
JPH11273618A (ja) * | 1998-03-26 | 1999-10-08 | Tokyo Tungsten Co Ltd | 放電電極材料及びその製造方法 |
WO2003075310A1 (de) * | 2002-03-05 | 2003-09-12 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Kurzbogen-hochdruckentladungslampe |
JP2005285676A (ja) * | 2004-03-30 | 2005-10-13 | Nippon Tungsten Co Ltd | 放電灯用電極 |
US20060220559A1 (en) * | 2005-03-31 | 2006-10-05 | Ushio Denki Kabushiki Kaisha | High-load and high-intensity discharge lamp |
Also Published As
Publication number | Publication date |
---|---|
KR20090102712A (ko) | 2009-09-30 |
TW201003721A (en) | 2010-01-16 |
EP2105946A2 (de) | 2009-09-30 |
TWI437610B (zh) | 2014-05-11 |
JP2009259790A (ja) | 2009-11-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
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AX | Request for extension of the european patent |
Extension state: AL BA RS |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H01J 61/12 20060101ALI20110905BHEP Ipc: H01J 61/073 20060101AFI20110905BHEP |
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PUAL | Search report despatched |
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AKY | No designation fees paid | ||
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R108 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20120809 |