CA1055098A - Gas discharge lamp with movable external heat shield - Google Patents
Gas discharge lamp with movable external heat shieldInfo
- Publication number
- CA1055098A CA1055098A CA247,470A CA247470A CA1055098A CA 1055098 A CA1055098 A CA 1055098A CA 247470 A CA247470 A CA 247470A CA 1055098 A CA1055098 A CA 1055098A
- Authority
- CA
- Canada
- Prior art keywords
- discharge tube
- heat shield
- lamp
- heat
- discharge
- 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
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 238000010276 construction Methods 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 description 11
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 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
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/045—Thermic screens or reflectors
Landscapes
- Discharge Lamps And Accessories Thereof (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7503243A NL7503243A (nl) | 1975-03-19 | 1975-03-19 | Gas- en/of dampontladingslamp. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1055098A true CA1055098A (en) | 1979-05-22 |
Family
ID=19823407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA247,470A Expired CA1055098A (en) | 1975-03-19 | 1976-03-09 | Gas discharge lamp with movable external heat shield |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4074163A (show.php) |
| JP (1) | JPS51117484A (show.php) |
| BE (1) | BE839679A (show.php) |
| CA (1) | CA1055098A (show.php) |
| DE (1) | DE2609380A1 (show.php) |
| FR (1) | FR2305020A1 (show.php) |
| GB (1) | GB1506827A (show.php) |
| NL (1) | NL7503243A (show.php) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6318124Y2 (show.php) * | 1978-07-31 | 1988-05-23 | ||
| JPS55143769A (en) * | 1979-04-27 | 1980-11-10 | Japan Storage Battery Co Ltd | High-pressure sodium lamp |
| US4418300A (en) * | 1980-01-17 | 1983-11-29 | Mitsubishi Denki Kabushiki Kaisha | Metal vapor discharge lamp with heat insulator and starting aid |
| US4633135A (en) * | 1980-12-29 | 1986-12-30 | General Electric Company | Starting aid for high pressure sodium vapor lamp |
| US4401912A (en) * | 1981-05-04 | 1983-08-30 | General Electric Company | Metal vapor arc lamp having thermal link diminishable in heat conduction |
| US4965484A (en) * | 1989-03-10 | 1990-10-23 | Tencor Instruments | Vapor discharge lamp with gradient temperature control |
| DE9004811U1 (de) * | 1990-04-27 | 1990-07-05 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Hochdruckentladungslampe |
| US5680000A (en) * | 1995-11-07 | 1997-10-21 | Osram Sylvania Inc. | Reflective metal heat shield for metal halide lamps |
| JPH1064685A (ja) * | 1996-08-14 | 1998-03-06 | Denso Corp | ヒータ付冷陰極蛍光灯 |
| US6242851B1 (en) * | 1998-05-07 | 2001-06-05 | Matsushita Electric Works Research And Development Laboratory Inc | Dimmable metal halide lamp without color temperature change |
| US6594931B1 (en) | 1999-08-19 | 2003-07-22 | Jeffrey C. Barton | Fluorescent illuminated sign assembly |
| US6635363B1 (en) | 2000-08-21 | 2003-10-21 | General Electric Company | Phosphor coating with self-adjusting distance from LED chip |
| US6924495B1 (en) * | 2004-02-13 | 2005-08-02 | James Lawrence Brickley | Heat controlled ultraviolet light apparatus and methods of sanitizing objects using said apparatus |
| US20070188061A1 (en) * | 2006-02-15 | 2007-08-16 | Huiling Zhu | High intensity discharge arc tubes with glass heat shields |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3872340A (en) * | 1974-05-28 | 1975-03-18 | Gen Electric | High temperature lamp starting aid |
-
1975
- 1975-03-19 NL NL7503243A patent/NL7503243A/xx not_active Application Discontinuation
-
1976
- 1976-01-29 US US05/653,432 patent/US4074163A/en not_active Expired - Lifetime
- 1976-03-06 DE DE19762609380 patent/DE2609380A1/de not_active Withdrawn
- 1976-03-09 CA CA247,470A patent/CA1055098A/en not_active Expired
- 1976-03-16 JP JP51028561A patent/JPS51117484A/ja active Pending
- 1976-03-16 GB GB10497/76A patent/GB1506827A/en not_active Expired
- 1976-03-17 BE BE165267A patent/BE839679A/xx unknown
- 1976-03-19 FR FR7608013A patent/FR2305020A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2305020A1 (fr) | 1976-10-15 |
| FR2305020B3 (show.php) | 1978-12-15 |
| BE839679A (fr) | 1976-09-17 |
| NL7503243A (nl) | 1976-09-21 |
| GB1506827A (en) | 1978-04-12 |
| US4074163A (en) | 1978-02-14 |
| JPS51117484A (en) | 1976-10-15 |
| DE2609380A1 (de) | 1976-09-30 |
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