CA2229290A1 - Electrode de lampe a decharge - Google Patents

Electrode de lampe a decharge Download PDF

Info

Publication number
CA2229290A1
CA2229290A1 CA 2229290 CA2229290A CA2229290A1 CA 2229290 A1 CA2229290 A1 CA 2229290A1 CA 2229290 CA2229290 CA 2229290 CA 2229290 A CA2229290 A CA 2229290A CA 2229290 A1 CA2229290 A1 CA 2229290A1
Authority
CA
Canada
Prior art keywords
electrode
lamp
percent
coating
volume
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.)
Abandoned
Application number
CA 2229290
Other languages
English (en)
Inventor
John T. Jankowski
Robert W. Flanagan
Brad Ernest
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.)
Osram Sylvania Inc
Original Assignee
Osram Sylvania 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 Osram Sylvania Inc filed Critical Osram Sylvania Inc
Publication of CA2229290A1 publication Critical patent/CA2229290A1/fr
Abandoned 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
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H01J61/0675—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode
    • H01J61/0677—Main electrodes for low-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
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/022—Manufacture of electrodes or electrode systems of cold cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/76—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a filling of permanent gas or gases only
    • H01J61/78—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a filling of permanent gas or gases only with cold cathode; with cathode heated only by discharge, e.g. high-tension lamp for advertising

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Discharge Lamp (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
CA 2229290 1997-05-16 1998-02-11 Electrode de lampe a decharge Abandoned CA2229290A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US85725797A 1997-05-16 1997-05-16
US08/857,257 1997-05-16

Publications (1)

Publication Number Publication Date
CA2229290A1 true CA2229290A1 (fr) 1998-11-16

Family

ID=25325573

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2229290 Abandoned CA2229290A1 (fr) 1997-05-16 1998-02-11 Electrode de lampe a decharge

Country Status (3)

Country Link
EP (1) EP0878829A3 (fr)
JP (1) JPH10326591A (fr)
CA (1) CA2229290A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3833489B2 (ja) 2001-03-29 2006-10-11 株式会社東芝 冷陰極放電装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1410641A (fr) * 1963-10-04 1965-09-10 Philips Nv Corps métallique poreux et son procédé de fabrication
JPH01225040A (ja) * 1988-03-02 1989-09-07 Hitachi Ltd 電子放出用電極及び表示装置
JP2858803B2 (ja) * 1989-08-21 1999-02-17 株式会社日立製作所 低圧放電灯
EP0730780A1 (fr) * 1993-06-02 1996-09-11 Microelectronics and Computer Technology Corporation Cathode plate a emission de champ pourvue d'une pellicule de diamant amorphe
US5623180A (en) * 1994-10-31 1997-04-22 Lucent Technologies Inc. Electron field emitters comprising particles cooled with low voltage emitting material
DE19515596A1 (de) * 1995-05-02 1996-11-07 Philips Patentverwaltung Elektrische Entladungsröhre oder Entladungslampe, Flachbildschirm, Niedertemperaturkathode und Verfahren zu deren Herstellung

Also Published As

Publication number Publication date
EP0878829A2 (fr) 1998-11-18
JPH10326591A (ja) 1998-12-08
EP0878829A3 (fr) 1999-03-17

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Legal Events

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FZDE Dead