CH260736A - Electric discharge lamp. - Google Patents
Electric discharge lamp.Info
- Publication number
- CH260736A CH260736A CH260736DA CH260736A CH 260736 A CH260736 A CH 260736A CH 260736D A CH260736D A CH 260736DA CH 260736 A CH260736 A CH 260736A
- Authority
- CH
- Switzerland
- Prior art keywords
- discharge lamp
- electric discharge
- electric
- lamp
- discharge
- Prior art date
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
- H01J5/56—Shape of the separate part
- H01J5/565—Bases for circular lamps
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US592478A US2453986A (en) | 1945-05-07 | 1945-05-07 | Circular electric lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH260736A true CH260736A (en) | 1949-03-31 |
Family
ID=24370808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH260736D CH260736A (en) | 1945-05-07 | 1946-12-24 | Electric discharge lamp. |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2453986A (en) |
| CH (1) | CH260736A (en) |
| FR (1) | FR944029A (en) |
| GB (1) | GB655662A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1036384B (en) * | 1956-06-28 | 1958-08-14 | Patra Patent Treuhand | Base for electric discharge lamps |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE488439A (en) * | 1948-04-19 | |||
| US2716739A (en) * | 1953-09-15 | 1955-08-30 | Gen Electric | Lamp base and holders for double ended electric-discharge lamps |
| DE1014231B (en) * | 1953-12-31 | 1957-08-22 | Aeg | Arrangement for fluorescent lamps |
| US3020393A (en) * | 1953-12-31 | 1962-02-06 | Aeg | Base and socket for fluorescent lamps |
| DE1027793B (en) * | 1956-06-02 | 1958-04-10 | Berliner Gluehlampen Werk Veb | Socket for fluorescent lamps |
| US3274420A (en) * | 1961-09-27 | 1966-09-20 | Tokyo Shibaura Electric Co | Annular fluorescent lamps |
| DE7218982U (en) * | 1972-05-19 | 1973-03-29 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Base for ring-shaped fluorescent lamps |
| US3898495A (en) * | 1974-04-05 | 1975-08-05 | Westinghouse Electric Corp | Circular fluorescent lamp with two-piece snap-lock base |
| US4084112A (en) * | 1977-05-20 | 1978-04-11 | Gte Sylvania Incorporated | Incandescent lamp having two-part insulative base |
| US4278911A (en) * | 1979-06-13 | 1981-07-14 | General Electric Company | Circular fluorescent lamp unit |
| DE29600594U1 (en) * | 1996-01-15 | 1997-05-07 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 81543 München | Low-pressure discharge lamp with base and associated socket |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1836024A (en) * | 1929-12-17 | 1931-12-15 | Harase Hanzaburo | Gas and vacuum tube electrode |
| DE653419C (en) * | 1934-08-11 | 1937-11-23 | Patra Patent Treuhand | Current feedthrough for single-walled electric discharge lamps, especially electric light tubes |
| US2119675A (en) * | 1936-01-31 | 1938-06-07 | Westinghouse Electric & Mfg Co | Sodium lamp |
| US2114175A (en) * | 1937-03-13 | 1938-04-12 | Gen Electric | Electric lamp or similar device |
| NL53701C (en) * | 1937-04-30 | |||
| NL51191C (en) * | 1937-07-28 | |||
| US2267318A (en) * | 1939-03-21 | 1941-12-23 | Gen Electric | Electrode and terminal structure for electric discharge devices |
| US2295043A (en) * | 1939-06-28 | 1942-09-08 | Gen Electric | Electric discharge lamp |
| US2366252A (en) * | 1941-10-18 | 1945-01-02 | Gen Electric | Circular electric lamp |
| BE478359A (en) * | 1941-10-18 | |||
| US2392785A (en) * | 1945-03-28 | 1946-01-08 | Sylvania Electric Prod | Lamp base |
-
1945
- 1945-05-07 US US592478A patent/US2453986A/en not_active Expired - Lifetime
-
1946
- 1946-07-12 GB GB20924/46A patent/GB655662A/en not_active Expired
- 1946-12-24 CH CH260736D patent/CH260736A/en unknown
-
1947
- 1947-03-28 FR FR944029D patent/FR944029A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1036384B (en) * | 1956-06-28 | 1958-08-14 | Patra Patent Treuhand | Base for electric discharge lamps |
Also Published As
| Publication number | Publication date |
|---|---|
| US2453986A (en) | 1948-11-16 |
| GB655662A (en) | 1951-08-01 |
| FR944029A (en) | 1949-03-24 |
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