FR975485A - Tube d'éclairage à décharge, notamment tube lumineux - Google Patents

Tube d'éclairage à décharge, notamment tube lumineux

Info

Publication number
FR975485A
FR975485A FR975485DA FR975485A FR 975485 A FR975485 A FR 975485A FR 975485D A FR975485D A FR 975485DA FR 975485 A FR975485 A FR 975485A
Authority
FR
France
Prior art keywords
light tube
discharge
discharge light
tube
especially light
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)
French (fr)
Inventor
Frantisek Lehmann
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
Application granted granted Critical
Publication of FR975485A publication Critical patent/FR975485A/fr
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
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H01J61/0672—Main electrodes for low-pressure discharge lamps characterised by the construction of the electrode
    • 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
    • H01J5/50—Means forming part of the tube or lamps for the purpose of providing electrical connection to it
    • H01J5/54—Means forming part of the tube or lamps for the purpose of providing electrical connection to it supported by a separate part, e.g. base
    • H01J5/56—Shape of the separate part
    • H01J5/565—Bases for circular lamps
FR975485D 1947-11-27 1948-11-26 Tube d'éclairage à décharge, notamment tube lumineux Expired FR975485A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS285284X 1947-11-27

Publications (1)

Publication Number Publication Date
FR975485A true FR975485A (fr) 1951-03-06

Family

ID=5452000

Family Applications (1)

Application Number Title Priority Date Filing Date
FR975485D Expired FR975485A (fr) 1947-11-27 1948-11-26 Tube d'éclairage à décharge, notamment tube lumineux

Country Status (4)

Country Link
BE (1) BE486041A (pm)
CH (1) CH285284A (pm)
FR (1) FR975485A (pm)
GB (1) GB667670A (pm)

Also Published As

Publication number Publication date
BE486041A (pm)
CH285284A (de) 1952-08-31
GB667670A (en) 1952-03-05

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