GB1515590A - Electric lamp - Google Patents
Electric lampInfo
- Publication number
- GB1515590A GB1515590A GB5442776A GB5442776A GB1515590A GB 1515590 A GB1515590 A GB 1515590A GB 5442776 A GB5442776 A GB 5442776A GB 5442776 A GB5442776 A GB 5442776A GB 1515590 A GB1515590 A GB 1515590A
- Authority
- GB
- United Kingdom
- Prior art keywords
- hardness
- lamp
- cap
- electric lamp
- lamp envelope
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/50—Means forming part of the tube or lamps for the purpose of providing electrical connection to it
- H01J5/54—Means forming part of the tube or lamps for the purpose of providing electrical connection to it supported by a separate part, e.g. base
- H01J5/58—Means for fastening the separate part to the vessel, e.g. by cement
Landscapes
- Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7600030A NL7600030A (nl) | 1976-01-05 | 1976-01-05 | Elektrische lamp. |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1515590A true GB1515590A (en) | 1978-06-28 |
Family
ID=19825397
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5442776A Expired GB1515590A (en) | 1976-01-05 | 1976-12-31 | Electric lamp |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5284878A (fr) |
BE (1) | BE850082A (fr) |
DE (1) | DE2658438A1 (fr) |
FR (1) | FR2337421A1 (fr) |
GB (1) | GB1515590A (fr) |
NL (1) | NL7600030A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4178059A (en) * | 1978-08-09 | 1979-12-11 | General Electric Company | Aluminum base for electric lamps having a plastic coating for improved corrosion resistance |
-
1976
- 1976-01-05 NL NL7600030A patent/NL7600030A/xx not_active Application Discontinuation
- 1976-12-23 DE DE19762658438 patent/DE2658438A1/de active Pending
- 1976-12-29 JP JP16076876A patent/JPS5284878A/ja active Pending
- 1976-12-31 GB GB5442776A patent/GB1515590A/en not_active Expired
-
1977
- 1977-01-04 BE BE173833A patent/BE850082A/fr unknown
- 1977-01-05 FR FR7700152A patent/FR2337421A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2337421A1 (fr) | 1977-07-29 |
BE850082A (fr) | 1977-07-04 |
DE2658438A1 (de) | 1977-07-07 |
NL7600030A (nl) | 1977-07-07 |
FR2337421B3 (fr) | 1979-09-07 |
JPS5284878A (en) | 1977-07-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |