GB1475381A - Tungsten-halogen lamp - Google Patents
Tungsten-halogen lampInfo
- Publication number
- GB1475381A GB1475381A GB2868774A GB2868774A GB1475381A GB 1475381 A GB1475381 A GB 1475381A GB 2868774 A GB2868774 A GB 2868774A GB 2868774 A GB2868774 A GB 2868774A GB 1475381 A GB1475381 A GB 1475381A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tungsten
- tantalum
- foil
- pinch
- piece
- 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
- 229910052736 halogen Inorganic materials 0.000 title abstract 2
- 239000011888 foil Substances 0.000 abstract 3
- 229910052715 tantalum Inorganic materials 0.000 abstract 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 abstract 3
- 238000005247 gettering Methods 0.000 abstract 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 150000002431 hydrogen Chemical class 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 229910052750 molybdenum Inorganic materials 0.000 abstract 1
- 239000011733 molybdenum Substances 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000010453 quartz Substances 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract 1
- 229910052721 tungsten Inorganic materials 0.000 abstract 1
- 239000010937 tungsten Substances 0.000 abstract 1
- 239000011800 void material Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
- H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
- H01K1/56—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering characterised by the material of the getter
Landscapes
- Discharge Lamp (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00378974A US3849687A (en) | 1973-07-13 | 1973-07-13 | Tungsten-halogen lamp with tantalum getter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1475381A true GB1475381A (en) | 1977-06-01 |
Family
ID=23495308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2868774A Expired GB1475381A (en) | 1973-07-13 | 1974-06-27 | Tungsten-halogen lamp |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3849687A (https=) |
| JP (1) | JPS5054179A (https=) |
| CA (1) | CA985730A (https=) |
| DE (1) | DE2433334C3 (https=) |
| FR (1) | FR2237315B1 (https=) |
| GB (1) | GB1475381A (https=) |
| IT (1) | IT1015664B (https=) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4024425A (en) * | 1974-11-11 | 1977-05-17 | Tokyo Shibaura Electric Co., Ltd. | Metal halide lamps |
| DE2601576A1 (de) * | 1976-01-16 | 1977-07-21 | Patra Patent Treuhand | Verfahren zur herstellung von halogengluehlampen |
| JPS586148Y2 (ja) * | 1978-04-19 | 1983-02-02 | 松下電子工業株式会社 | ハロゲン電球 |
| NL182762C (nl) * | 1979-04-11 | 1988-05-02 | Philips Nv | Halogeengloeilamp. |
| NL181765C (nl) * | 1979-04-11 | 1987-10-16 | Philips Nv | Halogeengloeilamp. |
| NL184397C (nl) * | 1979-06-29 | 1989-07-03 | Philips Nv | Halogeengloeilamp. |
| US4296351A (en) * | 1979-10-17 | 1981-10-20 | Gte Products Corporation | Tungsten halogen lamp having lead-in wire comprising tantalum alloy |
| JPS5826083A (ja) * | 1981-08-06 | 1983-02-16 | 日立化成工業株式会社 | 黒鉛容器の製造法 |
| JPS5828972U (ja) * | 1981-08-21 | 1983-02-24 | スタンレー電気株式会社 | ハロゲン電球 |
| US4415833A (en) * | 1981-09-29 | 1983-11-15 | Gte Products Corporation | Tungsten halogen lamp with coiled getter |
| AU7547298A (en) * | 1997-05-15 | 1998-12-08 | Saes Getters S.P.A. | Getter devices for halogen lamps and process for their production |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1937706A (en) * | 1928-04-12 | 1933-12-05 | Union Nat Bank Of Pittsburgh | Seal for vitreous articles |
| US3275397A (en) * | 1963-08-22 | 1966-09-27 | Westinghouse Electric Corp | Method for processing discharge lamps |
| US3420944A (en) * | 1966-09-02 | 1969-01-07 | Gen Electric | Lead-in conductor for electrical devices |
| US3644773A (en) * | 1970-04-24 | 1972-02-22 | Thorn Lighting Ltd | A hydrogen-halogen filament lamp with a hydrogen getter flag |
| JPS4932482B1 (https=) * | 1971-05-25 | 1974-08-30 | ||
| US3748519A (en) * | 1971-10-06 | 1973-07-24 | Westinghouse Electric Corp | Tubular heat lamp having integral gettering means |
-
1973
- 1973-07-13 US US00378974A patent/US3849687A/en not_active Expired - Lifetime
-
1974
- 1974-06-20 CA CA202,937A patent/CA985730A/en not_active Expired
- 1974-06-27 GB GB2868774A patent/GB1475381A/en not_active Expired
- 1974-07-04 IT IT24787/74A patent/IT1015664B/it active
- 1974-07-09 FR FR7423829A patent/FR2237315B1/fr not_active Expired
- 1974-07-11 DE DE2433334A patent/DE2433334C3/de not_active Expired
- 1974-07-12 JP JP49080684A patent/JPS5054179A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA985730A (en) | 1976-03-16 |
| DE2433334A1 (de) | 1975-01-30 |
| US3849687A (en) | 1974-11-19 |
| JPS5054179A (https=) | 1975-05-13 |
| IT1015664B (it) | 1977-05-20 |
| DE2433334B2 (de) | 1977-07-28 |
| FR2237315A1 (https=) | 1975-02-07 |
| DE2433334C3 (de) | 1978-03-30 |
| FR2237315B1 (https=) | 1978-10-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |