JPH0357576B2 - - Google Patents
Info
- Publication number
- JPH0357576B2 JPH0357576B2 JP56022784A JP2278481A JPH0357576B2 JP H0357576 B2 JPH0357576 B2 JP H0357576B2 JP 56022784 A JP56022784 A JP 56022784A JP 2278481 A JP2278481 A JP 2278481A JP H0357576 B2 JPH0357576 B2 JP H0357576B2
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- arc tube
- metal halide
- tube
- diameter
- 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 - Lifetime
Links
- 229910001507 metal halide Inorganic materials 0.000 claims description 35
- 150000005309 metal halides Chemical class 0.000 claims description 35
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 8
- 229910052753 mercury Inorganic materials 0.000 claims description 8
- 230000004907 flux Effects 0.000 description 11
- 238000012423 maintenance Methods 0.000 description 11
- 230000007423 decrease Effects 0.000 description 9
- 239000007789 gas Substances 0.000 description 7
- 230000008020 evaporation Effects 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 5
- FVAUCKIRQBBSSJ-UHFFFAOYSA-M sodium iodide Chemical compound [Na+].[I-] FVAUCKIRQBBSSJ-UHFFFAOYSA-M 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- HUIHCQPFSRNMNM-UHFFFAOYSA-K scandium(3+);triiodide Chemical compound [Sc+3].[I-].[I-].[I-] HUIHCQPFSRNMNM-UHFFFAOYSA-K 0.000 description 4
- 239000007772 electrode material Substances 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052754 neon Inorganic materials 0.000 description 2
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 2
- 238000009877 rendering Methods 0.000 description 2
- -1 scandium halide Chemical class 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000000295 emission spectrum Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000009518 sodium iodide Nutrition 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 description 1
- 229910003452 thorium oxide Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/84—Lamps with discharge constricted by high pressure
- H01J61/88—Lamps with discharge constricted by high pressure with discharge additionally constricted by envelope
Landscapes
- Discharge Lamp (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2278481A JPS57136758A (en) | 1981-02-18 | 1981-02-18 | Metal halide lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2278481A JPS57136758A (en) | 1981-02-18 | 1981-02-18 | Metal halide lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57136758A JPS57136758A (en) | 1982-08-23 |
| JPH0357576B2 true JPH0357576B2 (de) | 1991-09-02 |
Family
ID=12092295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2278481A Granted JPS57136758A (en) | 1981-02-18 | 1981-02-18 | Metal halide lamp |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57136758A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050194908A1 (en) * | 2004-03-04 | 2005-09-08 | General Electric Company | Ceramic metal halide lamp with optimal shape |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5463567A (en) * | 1977-07-05 | 1979-05-22 | Gen Electric | High pressure metallic vapor arc discharge lamp |
| JPS55115258A (en) * | 1979-02-27 | 1980-09-05 | Mitsubishi Electric Corp | Electrode for discharge lamp |
-
1981
- 1981-02-18 JP JP2278481A patent/JPS57136758A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5463567A (en) * | 1977-07-05 | 1979-05-22 | Gen Electric | High pressure metallic vapor arc discharge lamp |
| JPS55115258A (en) * | 1979-02-27 | 1980-09-05 | Mitsubishi Electric Corp | Electrode for discharge lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57136758A (en) | 1982-08-23 |
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