CA1043850A - Electric lamp with butt welded molybdenum tungsten conductors - Google Patents
Electric lamp with butt welded molybdenum tungsten conductorsInfo
- Publication number
- CA1043850A CA1043850A CA248,834A CA248834A CA1043850A CA 1043850 A CA1043850 A CA 1043850A CA 248834 A CA248834 A CA 248834A CA 1043850 A CA1043850 A CA 1043850A
- Authority
- CA
- Canada
- Prior art keywords
- molybdenum
- lamp
- current conductor
- welded
- 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
- 239000004020 conductor Substances 0.000 title claims abstract description 28
- MGRWKWACZDFZJT-UHFFFAOYSA-N molybdenum tungsten Chemical compound [Mo].[W] MGRWKWACZDFZJT-UHFFFAOYSA-N 0.000 title 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical group [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 34
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 26
- 239000011733 molybdenum Substances 0.000 claims abstract description 26
- 239000011888 foil Substances 0.000 claims abstract description 25
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical group [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 8
- 239000010937 tungsten Substances 0.000 claims abstract description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 235000016768 molybdenum Nutrition 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 238000003466 welding Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 description 1
- 229910052776 Thorium Inorganic materials 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- -1 for example Chemical compound 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000004544 sputter deposition 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
- H01J61/02—Details
- H01J61/36—Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
- H01J61/366—Seals for leading-in conductors
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
- Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7503829A NL7503829A (nl) | 1975-04-01 | 1975-04-01 | Electrische lamp. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1043850A true CA1043850A (en) | 1978-12-05 |
Family
ID=19823481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA248,834A Expired CA1043850A (en) | 1975-04-01 | 1976-03-25 | Electric lamp with butt welded molybdenum tungsten conductors |
Country Status (10)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4110656A (en) * | 1977-01-13 | 1978-08-29 | Westinghouse Electric Corp. | Method for mounting electrodes in high pressure sodium lamps and resulting article |
| US4110657A (en) * | 1977-03-14 | 1978-08-29 | General Electric Company | Lead-in seal and lamp utilizing same |
| US4136298A (en) * | 1977-08-15 | 1979-01-23 | General Electric Company | Electrode-inlead for miniature discharge lamps |
| US4202999A (en) * | 1978-04-11 | 1980-05-13 | General Electric Company | Fused silica lamp envelope and seal |
| JPS5528229A (en) * | 1978-08-19 | 1980-02-28 | Gen Electric | Electrode lead wire for miniature discharge |
| USRE31519E (en) * | 1982-11-12 | 1984-02-07 | General Electric Company | Lead-in seal and lamp utilizing same |
| KR100247669B1 (ko) * | 1992-07-14 | 2000-03-15 | 요트.게.아. 롤페즈 | 전기 램프 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE862192C (de) * | 1942-10-03 | 1953-01-08 | Patra Patent Treuhand | Vakuumdichte Einschmelzung eines Metallfolienbandes in Quarzglas |
| GB580276A (en) | 1943-06-08 | 1946-09-02 | British Thomson Houston Co Ltd | Improvements in and relating to electric discharge devices |
| US3132279A (en) * | 1961-08-11 | 1964-05-05 | Engelhard Hanovia Inc | Electrical discharge device |
| US3441776A (en) * | 1967-05-12 | 1969-04-29 | Gen Electric | Filament support for incandescent electric lamps |
-
1975
- 1975-04-01 NL NL7503829A patent/NL7503829A/xx not_active Application Discontinuation
-
1976
- 1976-03-03 US US05/663,487 patent/US4002939A/en not_active Expired - Lifetime
- 1976-03-19 DE DE2611634A patent/DE2611634C2/de not_active Expired
- 1976-03-25 CA CA248,834A patent/CA1043850A/en not_active Expired
- 1976-03-26 HU HU76PI518A patent/HU177366B/hu not_active IP Right Cessation
- 1976-03-29 GB GB12471/76A patent/GB1488804A/en not_active Expired
- 1976-03-30 BE BE165711A patent/BE840214A/xx not_active IP Right Cessation
- 1976-03-30 ES ES446495A patent/ES446495A1/es not_active Expired
- 1976-03-31 JP JP3459076A patent/JPS51120074A/ja active Granted
- 1976-04-01 FR FR7609533A patent/FR2306526A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS51120074A (en) | 1976-10-21 |
| FR2306526B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-07-18 |
| JPS5748810B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-10-18 |
| ES446495A1 (es) | 1977-06-16 |
| US4002939A (en) | 1977-01-11 |
| DE2611634A1 (de) | 1976-10-21 |
| GB1488804A (en) | 1977-10-12 |
| BE840214A (fr) | 1976-09-30 |
| FR2306526A1 (fr) | 1976-10-29 |
| NL7503829A (nl) | 1976-10-05 |
| HU177366B (en) | 1981-09-28 |
| DE2611634C2 (de) | 1984-08-09 |
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