NL182184C - Netkathode voor een zendbuis. - Google Patents
Netkathode voor een zendbuis.Info
- Publication number
- NL182184C NL182184C NLAANVRAGE7312150,A NL7312150A NL182184C NL 182184 C NL182184 C NL 182184C NL 7312150 A NL7312150 A NL 7312150A NL 182184 C NL182184 C NL 182184C
- Authority
- NL
- Netherlands
- Prior art keywords
- cathod
- transmitter
- net
- net cathod
- Prior art date
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
- H01J1/15—Cathodes heated directly by an electric current
- H01J1/18—Supports; Vibration-damping arrangements
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1303172A CH549283A (de) | 1972-09-06 | 1972-09-06 | Maschenkathode fuer elektronenroehren. |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7312150A NL7312150A (de) | 1974-03-08 |
NL182184B NL182184B (nl) | 1987-08-17 |
NL182184C true NL182184C (nl) | 1988-01-18 |
Family
ID=4388683
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7312150,A NL182184C (nl) | 1972-09-06 | 1973-09-04 | Netkathode voor een zendbuis. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3875445A (de) |
CH (1) | CH549283A (de) |
DE (1) | DE2247364C2 (de) |
FR (1) | FR2198253B3 (de) |
GB (1) | GB1436429A (de) |
NL (1) | NL182184C (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1042105A1 (ru) * | 1980-02-05 | 1983-09-15 | Организация П/Я Х-5263 | Решетчатый катод пр мого накала дл электронных ламп и способ его изготовлени |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE863831C (de) * | 1950-05-17 | 1953-01-19 | Siemens Ag | Kathode fuer Elektronenroehren |
DE1823411U (de) * | 1958-07-01 | 1960-12-15 | Siemens Ag | Kathode fuer elektronenroehren. |
GB987461A (en) * | 1962-05-31 | 1965-03-31 | Standard Telephones Cables Ltd | Thermionic valves |
FR1455956A (fr) * | 1965-07-20 | 1966-05-20 | Thomson Houston Comp Francaise | Perfectionnements aux cathodes à chauffage direct |
DE1901208A1 (de) * | 1969-01-10 | 1970-07-30 | Siemens Ag | Rohrfoermige Maschenkathode fuer Elektronenroehren hoher Leistung,insbesondere Senderoehren |
DE1901207A1 (de) * | 1969-01-10 | 1970-08-06 | Siemens Ag | Maschenkathode fuer Elektronenroehren hoher Leistung,insbesondere Senderoehren |
-
1972
- 1972-09-06 CH CH1303172A patent/CH549283A/de not_active IP Right Cessation
- 1972-09-27 DE DE2247364A patent/DE2247364C2/de not_active Expired
-
1973
- 1973-09-03 FR FR7331695A patent/FR2198253B3/fr not_active Expired
- 1973-09-04 NL NLAANVRAGE7312150,A patent/NL182184C/xx not_active IP Right Cessation
- 1973-09-04 GB GB4160873A patent/GB1436429A/en not_active Expired
- 1973-09-05 US US394489A patent/US3875445A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US3875445A (en) | 1975-04-01 |
NL7312150A (de) | 1974-03-08 |
DE2247364C2 (de) | 1984-05-17 |
CH549283A (de) | 1974-05-15 |
NL182184B (nl) | 1987-08-17 |
FR2198253B3 (de) | 1976-08-06 |
DE2247364A1 (de) | 1974-03-14 |
FR2198253A1 (de) | 1974-03-29 |
GB1436429A (en) | 1976-05-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
V1 | Lapsed because of non-payment of the annual fee |