GB377394A - Improvements in and relating to filament supports for tubular electric incandescent lamps and filament arrangements therefor and methods for the production thereof - Google Patents
Improvements in and relating to filament supports for tubular electric incandescent lamps and filament arrangements therefor and methods for the production thereofInfo
- Publication number
- GB377394A GB377394A GB18422/31A GB1842231A GB377394A GB 377394 A GB377394 A GB 377394A GB 18422/31 A GB18422/31 A GB 18422/31A GB 1842231 A GB1842231 A GB 1842231A GB 377394 A GB377394 A GB 377394A
- Authority
- GB
- United Kingdom
- Prior art keywords
- filament
- twisted
- incandescent lamps
- wires
- electric incandescent
- 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
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 2
- 239000011324 bead Substances 0.000 abstract 2
- 229910052750 molybdenum Inorganic materials 0.000 abstract 2
- 239000011733 molybdenum Substances 0.000 abstract 2
- 241001589086 Bellapiscis medius Species 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal 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
- H01K3/08—Manufacture of mounts or stems
- H01K3/10—Machines therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/18—Mountings or supports for the incandescent body
- H01K1/24—Mounts for lamps with connections at opposite ends, e.g. for tubular lamp
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Ropes Or Cables (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB12430/33A GB412739A (en) | 1931-05-16 | 1933-04-28 | Improvements in and relating to tubular electric incandescent lamps |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR717142T | 1931-05-16 | ||
| NL57424A NL32246C (enrdf_load_stackoverflow) | 1931-05-16 | 1931-06-24 | |
| GB12430/33A GB412739A (en) | 1931-05-16 | 1933-04-28 | Improvements in and relating to tubular electric incandescent lamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB377394A true GB377394A (en) | 1932-07-28 |
Family
ID=10004444
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB18422/31A Expired GB377394A (en) | 1931-05-16 | 1931-06-25 | Improvements in and relating to filament supports for tubular electric incandescent lamps and filament arrangements therefor and methods for the production thereof |
| GB12430/33A Expired GB412739A (en) | 1931-05-16 | 1933-04-28 | Improvements in and relating to tubular electric incandescent lamps |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB12430/33A Expired GB412739A (en) | 1931-05-16 | 1933-04-28 | Improvements in and relating to tubular electric incandescent lamps |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2117655A (enrdf_load_stackoverflow) |
| BE (1) | BE379741A (enrdf_load_stackoverflow) |
| DE (1) | DE567468C (enrdf_load_stackoverflow) |
| FR (1) | FR717142A (enrdf_load_stackoverflow) |
| GB (2) | GB377394A (enrdf_load_stackoverflow) |
| NL (1) | NL32246C (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK1522333T3 (da) * | 2003-10-08 | 2007-03-12 | Design Fighter | Lukkesystem til handsker |
-
1930
- 1930-08-22 DE DE1930567468D patent/DE567468C/de not_active Expired
-
1931
- 1931-05-11 BE BE379741D patent/BE379741A/xx unknown
- 1931-05-16 FR FR717142D patent/FR717142A/fr not_active Expired
- 1931-06-24 NL NL57424A patent/NL32246C/xx active
- 1931-06-25 GB GB18422/31A patent/GB377394A/en not_active Expired
-
1933
- 1933-04-28 GB GB12430/33A patent/GB412739A/en not_active Expired
-
1934
- 1934-04-28 US US723003A patent/US2117655A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE567468C (de) | 1933-01-04 |
| FR717142A (fr) | 1931-12-31 |
| NL32246C (enrdf_load_stackoverflow) | 1934-03-15 |
| BE379741A (enrdf_load_stackoverflow) | 1931-06-30 |
| GB412739A (en) | 1934-07-05 |
| US2117655A (en) | 1938-05-17 |
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