TW200531120A - Discharge lamp - Google Patents

Discharge lamp Download PDF

Info

Publication number
TW200531120A
TW200531120A TW093134484A TW93134484A TW200531120A TW 200531120 A TW200531120 A TW 200531120A TW 093134484 A TW093134484 A TW 093134484A TW 93134484 A TW93134484 A TW 93134484A TW 200531120 A TW200531120 A TW 200531120A
Authority
TW
Taiwan
Prior art keywords
cathode
arc
discharge lamp
convex
concave
Prior art date
Application number
TW093134484A
Other languages
English (en)
Chinese (zh)
Other versions
TWI320576B (https=
Inventor
Shigeharu Hosoya
Hiroshi Kamiyama
Motohiro Sakai
Original Assignee
Ushio Electric Inc
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.)
Filing date
Publication date
Application filed by Ushio Electric Inc filed Critical Ushio Electric Inc
Publication of TW200531120A publication Critical patent/TW200531120A/zh
Application granted granted Critical
Publication of TWI320576B publication Critical patent/TWI320576B/zh

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
    • 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)
TW093134484A 2004-03-02 2004-11-11 Discharge lamp TW200531120A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004057757A JP4714418B2 (ja) 2004-03-02 2004-03-02 放電ランプ

Publications (2)

Publication Number Publication Date
TW200531120A true TW200531120A (en) 2005-09-16
TWI320576B TWI320576B (https=) 2010-02-11

Family

ID=34879835

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093134484A TW200531120A (en) 2004-03-02 2004-11-11 Discharge lamp

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)

* Cited by examiner, † Cited by third party
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

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2107921A (en) * 1981-10-15 1983-05-05 Emi Plc Thorn Discharge lamp electrode
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
DE20005534U1 (de) * 2000-03-29 2000-06-21 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 81543 München Kurzbogenlampe
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
JP2003077416A (ja) * 2001-08-30 2003-03-14 Ushio Inc ショートアーク型水銀放電ランプ
JP3838110B2 (ja) * 2002-01-31 2006-10-25 ウシオ電機株式会社 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
KR100764385B1 (ko) 2007-10-08
DE102005007767B4 (de) 2012-09-27
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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