BE830061A - Electrode pour lampe a decharge - Google Patents

Electrode pour lampe a decharge

Info

Publication number
BE830061A
BE830061A BE157183A BE157183A BE830061A BE 830061 A BE830061 A BE 830061A BE 157183 A BE157183 A BE 157183A BE 157183 A BE157183 A BE 157183A BE 830061 A BE830061 A BE 830061A
Authority
BE
Belgium
Prior art keywords
electrode
discharge lamp
lamp
discharge
Prior art date
Application number
BE157183A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE830061A publication Critical patent/BE830061A/xx

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
BE157183A 1974-06-12 1975-06-10 Electrode pour lampe a decharge BE830061A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7407813,A NL175480C (nl) 1974-06-12 1974-06-12 Elektrode voor een ontladingslamp, werkwijze voor de vervaardiging van een dergelijke elektrode en ontladingslamp voorzien van een dergelijke elektrode.

Publications (1)

Publication Number Publication Date
BE830061A true BE830061A (fr) 1975-12-10

Family

ID=19821527

Family Applications (1)

Application Number Title Priority Date Filing Date
BE157183A BE830061A (fr) 1974-06-12 1975-06-10 Electrode pour lampe a decharge

Country Status (13)

Country Link
US (1) US4002940A (xx)
JP (1) JPS5745026B2 (xx)
AT (1) AT353355B (xx)
BE (1) BE830061A (xx)
BR (1) BR7503624A (xx)
CA (1) CA1029079A (xx)
DE (1) DE2524768C2 (xx)
ES (1) ES438388A1 (xx)
FR (1) FR2275023A1 (xx)
GB (1) GB1490158A (xx)
HU (1) HU179274B (xx)
IT (1) IT1038803B (xx)
NL (1) NL175480C (xx)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1053518A (en) * 1976-06-30 1979-05-01 Frederick J. Marsee Internal combustion engine with emission control
US4340836A (en) * 1978-09-11 1982-07-20 General Electric Company Electrode for miniature high pressure metal halide lamp
US4275329A (en) * 1978-12-29 1981-06-23 General Electric Company Electrode with overwind for miniature metal vapor lamp
JPS5598434A (en) * 1979-01-22 1980-07-26 Toshiba Corp Electrode for discharge tube
JPS592145B2 (ja) * 1979-10-01 1984-01-17 株式会社東芝 短弧光放電灯
GB2079036A (en) * 1980-06-20 1982-01-13 Gen Electric Electron emitting coating in metal halide arc lamp
FR2498372A1 (fr) * 1981-01-16 1982-07-23 Thomson Csf Cathode a chauffage direct, son procede de fabrication, et tube electronique incorporant une telle cathode
JPS58108622A (ja) * 1981-12-21 1983-06-28 三菱電機株式会社 真空開閉器用電極材料
DE3373591D1 (en) * 1982-12-30 1987-10-15 Philips Nv High-pressure sodium discharge lamp
DE3300449A1 (de) * 1983-01-08 1984-07-12 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur herstellung einer elektrode fuer eine hochdruckgasentladungslampe
US4766348A (en) * 1983-06-09 1988-08-23 Gte Products Corporation Single-ended metal halogen lamp and fabrication process employing ionization potential selection of additive gases
US4528478A (en) * 1983-06-09 1985-07-09 Gte Products Corporation Single-ended metal halide discharge lamp with minimal color separation
CA1255746A (en) * 1983-06-09 1989-06-13 George J. English Single-ended metal halide discharge lamps and process of manufacture
US4822312A (en) * 1983-12-05 1989-04-18 Gte Products Corporation Electrode for high intensity discharge lamps
HU191305B (en) * 1984-03-29 1987-02-27 Tungsram Rt,Hu High pressure sodium or metal halogen lamp for dc operation
US4924135A (en) * 1988-07-18 1990-05-08 Vapor Technologies Inc. Electrode for vapor deposition and vapor-deposition method using same
JPH02234341A (ja) * 1989-02-01 1990-09-17 Philips Gloeilampenfab:Nv 高圧ガス放電ランプ
DE9415217U1 (de) * 1994-09-21 1996-01-25 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 81543 München Hochdruckentladungslampe
EP0835519B1 (en) * 1996-03-22 2002-06-12 Koninklijke Philips Electronics N.V. High pressure metal halide lamp
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
US6705914B2 (en) 2000-04-18 2004-03-16 Matsushita Electric Industrial Co., Ltd. Method of forming spherical electrode surface for high intensity discharge lamp
DE10062974A1 (de) * 2000-12-16 2002-06-20 Philips Corp Intellectual Pty Hochdruckgasentladungslampe und Verfahren zu ihrer Herstellung
US6659829B2 (en) 2002-01-09 2003-12-09 Federal-Mogul World Wide, Inc. Single-ended halogen lamp with IR coating and method of making the same
WO2007026288A2 (en) * 2005-09-02 2007-03-08 Philips Intellectual Property & Standards Gmbh High-pressure gas discharge lamp
WO2010135828A1 (en) * 2009-05-26 2010-12-02 Alex Mann Low work function electrode
EP3792369B1 (en) * 2011-12-20 2022-09-28 Kabushiki Kaisha Toshiba Method for producing a tungsten alloy
US20130224504A1 (en) * 2012-02-24 2013-08-29 Henry H. Thayer Method for coating a substrate

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2725498A (en) * 1952-06-25 1955-11-29 Westinghouse Electric Corp Disc seal for electron gaseous discharge device
NL269416A (xx) * 1960-09-21
US3590242A (en) * 1969-06-12 1971-06-29 Gen Electric Making fused thorium carbide-tungsten cathodes for electron guns

Also Published As

Publication number Publication date
GB1490158A (en) 1977-10-26
BR7503624A (pt) 1976-06-22
ES438388A1 (es) 1977-01-16
HU179274B (en) 1982-09-28
US4002940A (en) 1977-01-11
NL7407813A (nl) 1975-12-16
IT1038803B (it) 1979-11-30
ATA437175A (de) 1979-04-15
NL175480B (nl) 1984-06-01
AT353355B (de) 1979-11-12
JPS5745026B2 (xx) 1982-09-25
CA1029079A (en) 1978-04-04
DE2524768A1 (de) 1976-01-02
JPS517777A (xx) 1976-01-22
NL175480C (nl) 1984-11-01
DE2524768C2 (de) 1983-01-27
FR2275023B1 (xx) 1978-05-19
FR2275023A1 (fr) 1976-01-09

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: N.V. PHILIPS'GLOEILAMPENFABRIEKEN

Effective date: 19910630