FR1138260A - Cathode for electric discharge lamp - Google Patents
Cathode for electric discharge lampInfo
- Publication number
- FR1138260A FR1138260A FR1138260DA FR1138260A FR 1138260 A FR1138260 A FR 1138260A FR 1138260D A FR1138260D A FR 1138260DA FR 1138260 A FR1138260 A FR 1138260A
- Authority
- FR
- France
- Prior art keywords
- cathode
- discharge lamp
- electric discharge
- electric
- lamp
- 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
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US792365XA | 1953-07-10 | 1953-07-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1138260A true FR1138260A (en) | 1957-06-12 |
Family
ID=22149256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1138260D Expired FR1138260A (en) | 1953-07-10 | 1954-07-09 | Cathode for electric discharge lamp |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR1138260A (en) |
GB (1) | GB792365A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2951967C2 (en) | 1978-12-26 | 1984-06-28 | General Electric Co., Schenectady, N.Y. | Electrode for a high pressure metal vapor discharge lamp |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL296948A (en) * | 1963-08-21 | |||
NL296949A (en) * | 1963-08-21 |
-
1954
- 1954-07-09 GB GB20217/54A patent/GB792365A/en not_active Expired
- 1954-07-09 FR FR1138260D patent/FR1138260A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2951967C2 (en) | 1978-12-26 | 1984-06-28 | General Electric Co., Schenectady, N.Y. | Electrode for a high pressure metal vapor discharge lamp |
DE2953964C2 (en) * | 1978-12-26 | 1985-06-20 | General Electric Co., Schenectady, N.Y. | High pressure metal vapor discharge lamp |
Also Published As
Publication number | Publication date |
---|---|
GB792365A (en) | 1958-03-26 |
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