GB442649A - Indirectly heated cathode for electric discharge tubes - Google Patents
Indirectly heated cathode for electric discharge tubesInfo
- Publication number
- GB442649A GB442649A GB18437/35A GB1843735A GB442649A GB 442649 A GB442649 A GB 442649A GB 18437/35 A GB18437/35 A GB 18437/35A GB 1843735 A GB1843735 A GB 1843735A GB 442649 A GB442649 A GB 442649A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tube
- pins
- cathode
- indirectly heated
- heater
- 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
- 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
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
Landscapes
- Secondary Cells (AREA)
- Hair Curling (AREA)
- Resistance Heating (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU442649X | 1934-06-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB442649A true GB442649A (en) | 1936-02-12 |
Family
ID=10979179
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB18437/35A Expired GB442649A (en) | 1934-06-28 | 1935-06-27 | Indirectly heated cathode for electric discharge tubes |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR791661A (fr) |
GB (1) | GB442649A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2436907A (en) * | 1945-06-23 | 1948-03-02 | Nasa | Indirectly heated cathode |
-
1935
- 1935-06-24 FR FR791661D patent/FR791661A/fr not_active Expired
- 1935-06-27 GB GB18437/35A patent/GB442649A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2436907A (en) * | 1945-06-23 | 1948-03-02 | Nasa | Indirectly heated cathode |
Also Published As
Publication number | Publication date |
---|---|
FR791661A (fr) | 1935-12-14 |
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