FR920977A - Lampe à vapeur de mercure - Google Patents

Lampe à vapeur de mercure

Info

Publication number
FR920977A
FR920977A FR920977DA FR920977A FR 920977 A FR920977 A FR 920977A FR 920977D A FR920977D A FR 920977DA FR 920977 A FR920977 A FR 920977A
Authority
FR
France
Prior art keywords
mercury vapor
vapor lamp
lamp
mercury
vapor
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
Other languages
English (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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Application granted granted Critical
Publication of FR920977A publication Critical patent/FR920977A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/32—Sealing leading-in conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/32—Seals for leading-in conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0011—Non-emitting electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
FR920977D 1942-04-03 1946-01-31 Lampe à vapeur de mercure Expired FR920977A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4474/42A GB577822A (en) 1942-04-03 1942-04-03 Improvements in quartz envelopes having electrical leads sealed through them

Publications (1)

Publication Number Publication Date
FR920977A true FR920977A (fr) 1947-04-23

Family

ID=9777860

Family Applications (1)

Application Number Title Priority Date Filing Date
FR920977D Expired FR920977A (fr) 1942-04-03 1946-01-31 Lampe à vapeur de mercure

Country Status (6)

Country Link
US (1) US2409361A (fr)
BE (1) BE463278A (fr)
ES (1) ES172539A1 (fr)
FR (1) FR920977A (fr)
GB (1) GB577822A (fr)
NL (1) NL67310C (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB639210A (en) * 1947-05-01 1950-06-21 Gen Electric Co Ltd Improvements in conductor-seal bodies for high pressure metal vapour discharge lamps
US2659964A (en) * 1947-09-01 1953-11-24 Gen Electric Method of making quartz-to-metal seals
US2504521A (en) * 1948-05-01 1950-04-18 Gen Electric Quartz-to-metal seal
US2504522A (en) * 1948-07-29 1950-04-18 Gen Electric Quartz-to-metal seal
US2670399A (en) * 1949-08-12 1954-02-23 Westinghouse Electric Corp High-pressure gaseous discharge lamp
NL6408262A (fr) * 1964-07-18 1966-01-19
US6856091B2 (en) * 2002-06-24 2005-02-15 Matsushita Electric Industrial Co., Ltd. Seal for ceramic metal halide discharge lamp chamber

Also Published As

Publication number Publication date
US2409361A (en) 1946-10-15
BE463278A (fr)
ES172539A1 (es) 1946-03-16
NL67310C (fr)
GB577822A (en) 1946-06-03

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