GB1437882A - Method of manufacturing incandescent filament lamps - Google Patents
Method of manufacturing incandescent filament lampsInfo
- Publication number
- GB1437882A GB1437882A GB1513074A GB1513074A GB1437882A GB 1437882 A GB1437882 A GB 1437882A GB 1513074 A GB1513074 A GB 1513074A GB 1513074 A GB1513074 A GB 1513074A GB 1437882 A GB1437882 A GB 1437882A
- Authority
- GB
- United Kingdom
- Prior art keywords
- filament
- sealing
- april
- limbs
- manufacturing
- 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
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000007789 sealing Methods 0.000 abstract 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 1
- 239000005388 borosilicate glass Substances 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- 229910052759 nickel Inorganic materials 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/20—Sealing-in wires directly into the envelope
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/38—Seals for leading-in conductors
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Joining Of Glass To Other Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7312669A FR2224874B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-04-09 | 1973-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1437882A true GB1437882A (en) | 1976-06-03 |
Family
ID=9117615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1513074A Expired GB1437882A (en) | 1973-04-09 | 1974-04-05 | Method of manufacturing incandescent filament lamps |
Country Status (6)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4354137A (en) * | 1980-07-15 | 1982-10-12 | Westinghouse Electric Corp. | Incandescent lamp having seal-anchored filament mount, and method of making such lamp |
-
1973
- 1973-04-09 FR FR7312669A patent/FR2224874B1/fr not_active Expired
-
1974
- 1974-04-05 GB GB1513074A patent/GB1437882A/en not_active Expired
- 1974-04-06 JP JP3848974A patent/JPS5030917A/ja active Pending
- 1974-04-08 BE BE142966A patent/BE813442A/xx unknown
- 1974-04-08 NL NL7404735A patent/NL7404735A/xx unknown
- 1974-04-09 DE DE19742417139 patent/DE2417139A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2224874B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-12-26 |
| FR2224874A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-10-31 |
| BE813442A (fr) | 1974-10-08 |
| JPS5030917A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-03-27 |
| DE2417139A1 (de) | 1974-11-14 |
| NL7404735A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-10-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |