CH382850A - Sodium vapor lamp - Google Patents

Sodium vapor lamp

Info

Publication number
CH382850A
CH382850A CH571060A CH571060A CH382850A CH 382850 A CH382850 A CH 382850A CH 571060 A CH571060 A CH 571060A CH 571060 A CH571060 A CH 571060A CH 382850 A CH382850 A CH 382850A
Authority
CH
Switzerland
Prior art keywords
vapor lamp
sodium vapor
sodium
lamp
vapor
Prior art date
Application number
CH571060A
Other languages
German (de)
Inventor
Frederick Weston Robert
Original Assignee
A E I Lamp And Lighting Compan
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 A E I Lamp And Lighting Compan filed Critical A E I Lamp And Lighting Compan
Publication of CH382850A publication Critical patent/CH382850A/en

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
    • H01J61/30—Vessels; Containers
    • H01J61/33—Special shape of cross-section, e.g. for producing cool spot
    • 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
    • H01J61/045—Thermic screens or reflectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/34—Double-wall vessels or containers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • 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
    • H01J61/74—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of difficult vaporisable metal vapour, e.g. sodium
CH571060A 1959-05-19 1960-05-18 Sodium vapor lamp CH382850A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1699159A GB955655A (en) 1959-05-19 1959-05-19 Improvements relating to electric discharge lamps

Publications (1)

Publication Number Publication Date
CH382850A true CH382850A (en) 1964-10-15

Family

ID=10087259

Family Applications (1)

Application Number Title Priority Date Filing Date
CH571060A CH382850A (en) 1959-05-19 1960-05-18 Sodium vapor lamp

Country Status (3)

Country Link
CH (1) CH382850A (en)
DE (1) DE1846694U (en)
GB (1) GB955655A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5810360A (en) * 1981-06-04 1983-01-20 ゼネラル・エレクトリツク・カンパニイ Temperature controlled metal vapor discharge lamp
US7009329B2 (en) * 2003-08-20 2006-03-07 Hewlett-Packard Development Company, L.P. Thermally optimized cold cathode heater

Also Published As

Publication number Publication date
DE1846694U (en) 1962-02-15
GB955655A (en) 1964-04-15

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