GB788269A - Improvements in or relating to a method of manufacturing a partly internally silvered tubular incandescent lamp - Google Patents
Improvements in or relating to a method of manufacturing a partly internally silvered tubular incandescent lampInfo
- Publication number
- GB788269A GB788269A GB68/56A GB6856A GB788269A GB 788269 A GB788269 A GB 788269A GB 68/56 A GB68/56 A GB 68/56A GB 6856 A GB6856 A GB 6856A GB 788269 A GB788269 A GB 788269A
- Authority
- GB
- United Kingdom
- Prior art keywords
- wires
- tube
- supporting
- filament
- straps
- 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 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000005755 formation reaction Methods 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 238000012216 screening Methods 0.000 abstract 1
- 238000005476 soldering Methods 0.000 abstract 1
Classifications
-
- 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
- Vessels And Coating Films For Discharge Lamps (AREA)
- Resistance Heating (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL788269X | 1955-01-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB788269A true GB788269A (en) | 1957-12-23 |
Family
ID=19832332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB68/56A Expired GB788269A (en) | 1955-01-05 | 1956-01-02 | Improvements in or relating to a method of manufacturing a partly internally silvered tubular incandescent lamp |
Country Status (6)
Country | Link |
---|---|
US (1) | US2901658A (de) |
BE (1) | BE544147A (de) |
DE (1) | DE1004732B (de) |
FR (1) | FR1139963A (de) |
GB (1) | GB788269A (de) |
NL (2) | NL87548C (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1449851A (en) * | 1973-07-10 | 1976-09-15 | Thorn Electrical Ind Ltd | Electrical incandescent filament devices |
DE3062598D1 (en) * | 1979-05-22 | 1983-05-11 | Emi Plc Thorn | Improvements in linear filament lamps |
DE3166387D1 (en) * | 1980-02-06 | 1984-11-08 | Emi Plc Thorn | Incandescent filament supports |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1738957A (en) * | 1923-04-16 | 1929-12-10 | Magnavox Co | Photo-electric tube |
US1800037A (en) * | 1927-11-24 | 1931-04-07 | Gen Electric | Tubular incandescent lamp |
BE356406A (de) * | 1927-12-13 | |||
US2032945A (en) * | 1932-04-21 | 1936-03-03 | Westinghouse Lamp Co | 115 volt ultra-violet lamp |
US2032791A (en) * | 1933-04-20 | 1936-03-03 | Gen Electric | Tubular and other incandescent lamps and their manufacture |
US2114175A (en) * | 1937-03-13 | 1938-04-12 | Gen Electric | Electric lamp or similar device |
-
0
- NL NL193793D patent/NL193793A/xx unknown
- BE BE544147D patent/BE544147A/xx unknown
- NL NL87548D patent/NL87548C/xx active
-
1955
- 1955-12-30 DE DEN11673A patent/DE1004732B/de active Pending
-
1956
- 1956-01-02 GB GB68/56A patent/GB788269A/en not_active Expired
- 1956-01-03 FR FR1139963D patent/FR1139963A/fr not_active Expired
- 1956-01-04 US US557366A patent/US2901658A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR1139963A (fr) | 1957-07-09 |
US2901658A (en) | 1959-08-25 |
DE1004732B (de) | 1957-03-21 |
BE544147A (de) | |
NL193793A (de) | |
NL87548C (de) |
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