GB2064211B - Short-arc discharge lamp anode - Google Patents

Short-arc discharge lamp anode

Info

Publication number
GB2064211B
GB2064211B GB8031667A GB8031667A GB2064211B GB 2064211 B GB2064211 B GB 2064211B GB 8031667 A GB8031667 A GB 8031667A GB 8031667 A GB8031667 A GB 8031667A GB 2064211 B GB2064211 B GB 2064211B
Authority
GB
United Kingdom
Prior art keywords
short
discharge lamp
arc discharge
lamp anode
anode
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
Application number
GB8031667A
Other versions
GB2064211A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Publication of GB2064211A publication Critical patent/GB2064211A/en
Application granted granted Critical
Publication of GB2064211B publication Critical patent/GB2064211B/en
Expired legal-status Critical Current

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
    • H01J61/0735—Main electrodes for high-pressure discharge lamps characterised by the material of the electrode
GB8031667A 1979-10-01 1980-10-01 Short-arc discharge lamp anode Expired GB2064211B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12531279A JPS592145B2 (en) 1979-10-01 1979-10-01 short arc light discharge lamp

Publications (2)

Publication Number Publication Date
GB2064211A GB2064211A (en) 1981-06-10
GB2064211B true GB2064211B (en) 1983-08-24

Family

ID=14906983

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8031667A Expired GB2064211B (en) 1979-10-01 1980-10-01 Short-arc discharge lamp anode

Country Status (3)

Country Link
JP (1) JPS592145B2 (en)
DE (1) DE3036746C2 (en)
GB (1) GB2064211B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS637762Y2 (en) * 1981-04-07 1988-03-07
JPS58129741A (en) * 1982-01-29 1983-08-02 Toshiba Corp Metal halide lamp
JPS6017848A (en) * 1983-07-08 1985-01-29 Toshiba Corp Metal halide lamp
US5041041A (en) * 1986-12-22 1991-08-20 Gte Products Corporation Method of fabricating a composite lamp filament
CA1305512C (en) * 1986-12-22 1992-07-21 Thomas J. Patrician Method of fabricating a composite lamp member
US5278474A (en) * 1989-01-12 1994-01-11 Tokyo Densoku Kabushiki Kaisha Discharge tube
US4922670A (en) * 1989-01-27 1990-05-08 Naka Technical Laboratory Free access floor and method of constructing the same
DE4008375A1 (en) * 1990-03-15 1991-09-19 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh HIGH PRESSURE DISCHARGE LAMP
DE4229317A1 (en) * 1992-09-02 1994-03-03 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh High pressure discharge lamp
JP3158972B2 (en) * 1995-06-26 2001-04-23 ウシオ電機株式会社 Short arc type mercury lamp and lighting method thereof
JP3216877B2 (en) * 1997-11-18 2001-10-09 松下電子工業株式会社 High pressure discharge lamp, illumination optical device using this high pressure discharge lamp as light source, and image display device using this illumination optical device
US6492772B1 (en) * 1999-02-10 2002-12-10 Matsushita Electric Industrial Co., Ltd. High pressure discharge lamp, high pressure discharge lamp electrode, method of producing the high pressure discharge lamp electrode, and illumination device and image display apparatus respectively using the high pressure discharge lamps
JP3425929B2 (en) 2000-07-04 2003-07-14 エヌイーシーマイクロ波管株式会社 High pressure discharge lamp and manufacturing method thereof
DE102006061375B4 (en) 2006-12-22 2019-01-03 Osram Gmbh Mercury high-pressure discharge lamp with an anode containing tungsten and potassium, which has a grain count greater than 200 grains per mm 2 and a density greater than 19.05 g / cm 3

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE756326C (en) * 1937-02-20 1952-11-17 Ulrich W Doering Electric discharge lamp with basic inert gas filling
NL175480C (en) * 1974-06-12 1984-11-01 Philips Nv ELECTRODE FOR A DISCHARGE LAMP, METHOD FOR MANUFACTURING SUCH ELECTRODE AND DISCHARGE LAMP PROVIDED WITH SUCH ELECTRODE.

Also Published As

Publication number Publication date
JPS592145B2 (en) 1984-01-17
DE3036746A1 (en) 1981-04-02
JPS5650047A (en) 1981-05-07
DE3036746C2 (en) 1982-12-09
GB2064211A (en) 1981-06-10

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19931001