GB1014340A - Improvements in or relating to electrodes for gaseous discharge lamps - Google Patents
Improvements in or relating to electrodes for gaseous discharge lampsInfo
- Publication number
- GB1014340A GB1014340A GB33694/64A GB3369464A GB1014340A GB 1014340 A GB1014340 A GB 1014340A GB 33694/64 A GB33694/64 A GB 33694/64A GB 3369464 A GB3369464 A GB 3369464A GB 1014340 A GB1014340 A GB 1014340A
- Authority
- GB
- United Kingdom
- Prior art keywords
- coil
- winding
- wire
- emissive material
- tungsten
- 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
- 238000004804 winding Methods 0.000 abstract 9
- 239000000463 material Substances 0.000 abstract 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 3
- 229910052750 molybdenum Inorganic materials 0.000 abstract 3
- 239000011733 molybdenum Substances 0.000 abstract 3
- 229910000831 Steel Inorganic materials 0.000 abstract 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 abstract 2
- 239000010959 steel Substances 0.000 abstract 2
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 abstract 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract 1
- 229910052776 Thorium Inorganic materials 0.000 abstract 1
- 229910052788 barium Inorganic materials 0.000 abstract 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 abstract 1
- 229910052791 calcium Inorganic materials 0.000 abstract 1
- 239000011575 calcium Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 229910052712 strontium Inorganic materials 0.000 abstract 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- 229910052721 tungsten Inorganic materials 0.000 abstract 1
- 239000010937 tungsten Substances 0.000 abstract 1
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
- H01J61/073—Main electrodes for high-pressure discharge lamps
- H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode
Landscapes
- Discharge Lamp (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL296948 | 1963-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1014340A true GB1014340A (en) | 1965-12-22 |
Family
ID=19754974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB33694/64A Expired GB1014340A (en) | 1963-08-21 | 1964-08-18 | Improvements in or relating to electrodes for gaseous discharge lamps |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT268455B (enrdf_load_stackoverflow) |
| BE (1) | BE652024A (enrdf_load_stackoverflow) |
| CH (1) | CH422988A (enrdf_load_stackoverflow) |
| DE (1) | DE1639510B1 (enrdf_load_stackoverflow) |
| ES (1) | ES303281A1 (enrdf_load_stackoverflow) |
| FR (1) | FR1404994A (enrdf_load_stackoverflow) |
| GB (1) | GB1014340A (enrdf_load_stackoverflow) |
| NL (1) | NL296948A (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4105908A (en) * | 1976-04-30 | 1978-08-08 | General Electric Company | Metal halide lamp having open tungsten coil electrodes |
| US4310773A (en) * | 1979-05-16 | 1982-01-12 | General Electric Company | Glass flash tube |
| US4340836A (en) * | 1978-09-11 | 1982-07-20 | General Electric Company | Electrode for miniature high pressure metal halide lamp |
| GB2492854A (en) * | 2011-07-13 | 2013-01-16 | Sang Il System Co Ltd | Cold cathode fluorescent lamp for illumination |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4044276A (en) * | 1976-04-09 | 1977-08-23 | Gte Sylvania Incorporated | High pressure mercury vapor discharge lamp having improved electrodes |
| GB2043331B (en) * | 1978-12-26 | 1982-11-17 | Gen Electric | Electrode for high pressure metal-vapour lamp |
| US4277714A (en) * | 1979-07-02 | 1981-07-07 | Gte Products Corporation | Metal halide arc discharge lamp having coiled coil electrodes |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB733853A (en) * | 1950-12-18 | 1955-07-20 | Hermann Eduard Krefft | Improvements in or relating to electrodes for gaseous discharge lamps |
| FR1138260A (fr) * | 1953-07-10 | 1957-06-12 | Sylvania Electric Prod | Cathode pour lampe à décharge électrique |
| US2935637A (en) * | 1957-03-05 | 1960-05-03 | Thomas M Cortese | Fluorescent lamp |
| NL99793C (enrdf_load_stackoverflow) * | 1957-08-10 | 1961-11-15 |
-
0
- NL NL296948D patent/NL296948A/xx unknown
-
1964
- 1964-08-18 GB GB33694/64A patent/GB1014340A/en not_active Expired
- 1964-08-18 DE DE19641639510 patent/DE1639510B1/de not_active Withdrawn
- 1964-08-18 CH CH1080864A patent/CH422988A/de unknown
- 1964-08-18 AT AT710264A patent/AT268455B/de active
- 1964-08-19 BE BE652024A patent/BE652024A/xx unknown
- 1964-08-19 ES ES0303281A patent/ES303281A1/es not_active Expired
- 1964-08-21 FR FR985810A patent/FR1404994A/fr not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4105908A (en) * | 1976-04-30 | 1978-08-08 | General Electric Company | Metal halide lamp having open tungsten coil electrodes |
| US4340836A (en) * | 1978-09-11 | 1982-07-20 | General Electric Company | Electrode for miniature high pressure metal halide lamp |
| US4310773A (en) * | 1979-05-16 | 1982-01-12 | General Electric Company | Glass flash tube |
| GB2492854A (en) * | 2011-07-13 | 2013-01-16 | Sang Il System Co Ltd | Cold cathode fluorescent lamp for illumination |
Also Published As
| Publication number | Publication date |
|---|---|
| NL296948A (enrdf_load_stackoverflow) | |
| ES303281A1 (es) | 1965-05-16 |
| FR1404994A (fr) | 1965-07-02 |
| DE1639510B1 (de) | 1969-12-04 |
| CH422988A (de) | 1966-10-31 |
| AT268455B (de) | 1969-02-10 |
| BE652024A (enrdf_load_stackoverflow) | 1965-02-19 |
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