FR975485A - Tube d'éclairage à décharge, notamment tube lumineux - Google Patents
Tube d'éclairage à décharge, notamment tube lumineuxInfo
- 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
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
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 (ko) |
CH (1) | CH285284A (ko) |
FR (1) | FR975485A (ko) |
GB (1) | GB667670A (ko) |
-
0
- BE BE486041D patent/BE486041A/xx unknown
-
1948
- 1948-11-15 CH CH285284D patent/CH285284A/de unknown
- 1948-11-15 GB GB29590/48A patent/GB667670A/en not_active Expired
- 1948-11-26 FR FR975485D patent/FR975485A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE486041A (ko) | |
GB667670A (en) | 1952-03-05 |
CH285284A (de) | 1952-08-31 |
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