GB608676A - Improvements in and relating to internal exhaust seals for electric lamps and similar devices - Google Patents
Improvements in and relating to internal exhaust seals for electric lamps and similar devicesInfo
- Publication number
- GB608676A GB608676A GB6071/46A GB607146A GB608676A GB 608676 A GB608676 A GB 608676A GB 6071/46 A GB6071/46 A GB 6071/46A GB 607146 A GB607146 A GB 607146A GB 608676 A GB608676 A GB 608676A
- Authority
- GB
- United Kingdom
- Prior art keywords
- lamp
- disc
- xxxvi
- relating
- wire
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 2
- 229910052751 metal Inorganic materials 0.000 abstract 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- 230000006698 induction Effects 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/40—Closing vessels
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Package Closures (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US608676XA | 1945-03-13 | 1945-03-13 | |
| US708919A US2473860A (en) | 1946-11-09 | 1946-11-09 | Internal exhaust seal for electric lamps and similar devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB608676A true GB608676A (en) | 1948-09-20 |
Family
ID=26740433
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB6071/46A Expired GB608676A (en) | 1945-03-13 | 1946-02-27 | Improvements in and relating to internal exhaust seals for electric lamps and similar devices |
| GB29524/47A Expired GB629833A (en) | 1945-03-13 | 1947-11-05 | Improvements in and relating to internal exhaust seals for electric lamps and similar devices |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB29524/47A Expired GB629833A (en) | 1945-03-13 | 1947-11-05 | Improvements in and relating to internal exhaust seals for electric lamps and similar devices |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE477393A (enrdf_load_stackoverflow) |
| GB (2) | GB608676A (enrdf_load_stackoverflow) |
| NL (1) | NL71352C (enrdf_load_stackoverflow) |
-
0
- NL NL71352D patent/NL71352C/xx active
- BE BE477393D patent/BE477393A/xx unknown
-
1946
- 1946-02-27 GB GB6071/46A patent/GB608676A/en not_active Expired
-
1947
- 1947-11-05 GB GB29524/47A patent/GB629833A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB629833A (en) | 1949-09-29 |
| NL71352C (enrdf_load_stackoverflow) | |
| BE477393A (enrdf_load_stackoverflow) |
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