GB388088A - Electric incandescent lamps or discharge tubes comprising a resistance which is placed in parallel with the filament - Google Patents
Electric incandescent lamps or discharge tubes comprising a resistance which is placed in parallel with the filamentInfo
- Publication number
- GB388088A GB388088A GB23938/31A GB2393831A GB388088A GB 388088 A GB388088 A GB 388088A GB 23938/31 A GB23938/31 A GB 23938/31A GB 2393831 A GB2393831 A GB 2393831A GB 388088 A GB388088 A GB 388088A
- Authority
- GB
- United Kingdom
- Prior art keywords
- resistance
- leading
- bronze
- layer
- strip
- 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
- 229910000906 Bronze Inorganic materials 0.000 abstract 5
- 239000010974 bronze Substances 0.000 abstract 5
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 abstract 5
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract 4
- 239000000463 material Substances 0.000 abstract 3
- 239000002184 metal Substances 0.000 abstract 3
- 229910052751 metal Inorganic materials 0.000 abstract 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
- 239000003513 alkali Substances 0.000 abstract 2
- 150000001342 alkaline earth metals Chemical class 0.000 abstract 2
- 239000004020 conductor Substances 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- PBYZMCDFOULPGH-UHFFFAOYSA-N tungstate Chemical compound [O-][W]([O-])(=O)=O PBYZMCDFOULPGH-UHFFFAOYSA-N 0.000 abstract 2
- 238000005868 electrolysis reaction Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 239000000126 substance Substances 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
- H01K1/00—Details
- H01K1/62—One or more circuit elements structurally associated with the lamp
- H01K1/70—One or more circuit elements structurally associated with the lamp with built-in short-circuiting device, e.g. for serially connected lamps
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL388088X | 1930-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB388088A true GB388088A (en) | 1933-02-23 |
Family
ID=19785741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB23938/31A Expired GB388088A (en) | 1930-09-12 | 1931-08-25 | Electric incandescent lamps or discharge tubes comprising a resistance which is placed in parallel with the filament |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1934457A (enrdf_load_stackoverflow) |
| BE (1) | BE382595A (enrdf_load_stackoverflow) |
| FR (1) | FR722841A (enrdf_load_stackoverflow) |
| GB (1) | GB388088A (enrdf_load_stackoverflow) |
| NL (1) | NL30402C (enrdf_load_stackoverflow) |
-
0
- NL NL30402D patent/NL30402C/xx active
- BE BE382595D patent/BE382595A/xx unknown
-
1931
- 1931-08-25 GB GB23938/31A patent/GB388088A/en not_active Expired
- 1931-09-03 US US561045A patent/US1934457A/en not_active Expired - Lifetime
- 1931-09-11 FR FR722841D patent/FR722841A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR722841A (fr) | 1932-03-26 |
| NL30402C (enrdf_load_stackoverflow) | |
| US1934457A (en) | 1933-11-07 |
| BE382595A (enrdf_load_stackoverflow) |
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