GB543570A - Improvements in or relating to wire seals particularly for use in incandescent lamps and discharge tubes - Google Patents
Improvements in or relating to wire seals particularly for use in incandescent lamps and discharge tubesInfo
- Publication number
- GB543570A GB543570A GB9202/40A GB920240A GB543570A GB 543570 A GB543570 A GB 543570A GB 9202/40 A GB9202/40 A GB 9202/40A GB 920240 A GB920240 A GB 920240A GB 543570 A GB543570 A GB 543570A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- incandescent lamps
- discharge tubes
- wire seals
- seals particularly
- 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
- H01J5/32—Seals for leading-in conductors
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
Abstract
543,570. Uniting metals to glass. PHILIPS LAMPS, Ltd. (Naamlooze Vennootschap Philips' Gloeilampenfabrieken). May 24, 1940, No. 9202. [A Specification was laid open to inspection under Sect. 91 of the Acts, Nov. 28, 1940.] Drawings to Specification. [Class 36] The subject-matter of this Specification is identical with that described in Specification 626,203.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL231993X | 1939-05-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB543570A true GB543570A (en) | 1942-03-04 |
Family
ID=19780019
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9202/40A Expired GB543570A (en) | 1939-05-27 | 1940-05-24 | Improvements in or relating to wire seals particularly for use in incandescent lamps and discharge tubes |
GB35190/47A Expired GB626203A (en) | 1939-05-27 | 1947-12-31 | Improvements in or relating to wire seals particularly for use in incandescent lampsand discharge tubes |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB35190/47A Expired GB626203A (en) | 1939-05-27 | 1947-12-31 | Improvements in or relating to wire seals particularly for use in incandescent lampsand discharge tubes |
Country Status (7)
Country | Link |
---|---|
US (1) | US2276218A (en) |
BE (1) | BE440612A (en) |
CH (1) | CH231993A (en) |
DE (1) | DE1081137B (en) |
FR (1) | FR871109A (en) |
GB (2) | GB543570A (en) |
NL (1) | NL61573C (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2439916A (en) * | 1945-03-01 | 1948-04-20 | Westinghouse Electric Corp | Method of sealing coaxial structures |
NL74848C (en) * | 1946-07-12 | |||
US2670399A (en) * | 1949-08-12 | 1954-02-23 | Westinghouse Electric Corp | High-pressure gaseous discharge lamp |
US2787904A (en) * | 1953-06-29 | 1957-04-09 | Honeywell Regulator Co | Constituent potential measuring apparatus |
US3220097A (en) * | 1959-12-14 | 1965-11-30 | Corning Glass Works | Method of making an encapsulated impedance element |
US3448322A (en) * | 1966-12-15 | 1969-06-03 | Gen Electric | Direct filament enclosed incandescent lamps and contact means therefor |
US3502932A (en) * | 1967-10-02 | 1970-03-24 | Gen Electric | Incandescent lamp and method of manufacture |
NL7705365A (en) * | 1977-05-16 | 1978-11-20 | Philips Nv | ELECTRIC LAMP. |
US4202999A (en) * | 1978-04-11 | 1980-05-13 | General Electric Company | Fused silica lamp envelope and seal |
DE2851507C2 (en) * | 1978-11-29 | 1982-05-19 | Aktiengesellschaft Kühnle, Kopp & Kausch, 6710 Frankenthal | Isolation spring body and its use |
-
0
- NL NL61573D patent/NL61573C/xx active
- BE BE440612D patent/BE440612A/xx unknown
-
1940
- 1940-05-24 GB GB9202/40A patent/GB543570A/en not_active Expired
- 1940-06-15 US US340829A patent/US2276218A/en not_active Expired - Lifetime
- 1940-09-26 DE DEP2203D patent/DE1081137B/en active Pending
-
1941
- 1941-03-04 CH CH231993D patent/CH231993A/en unknown
- 1941-03-27 FR FR871109D patent/FR871109A/en not_active Expired
-
1947
- 1947-12-31 GB GB35190/47A patent/GB626203A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR871109A (en) | 1942-04-09 |
DE1081137B (en) | 1960-05-05 |
US2276218A (en) | 1942-03-10 |
GB626203A (en) | 1949-07-11 |
CH231993A (en) | 1944-04-30 |
NL61573C (en) | |
BE440612A (en) |
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