NL38910C - - Google Patents
Info
- Publication number
- NL38910C NL38910C NL38910DA NL38910C NL 38910 C NL38910 C NL 38910C NL 38910D A NL38910D A NL 38910DA NL 38910 C NL38910 C NL 38910C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
- H01J61/547—Igniting arrangements, e.g. promoting ionisation for starting using an auxiliary electrode outside the vessel
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL428838X | 1934-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL38910C true NL38910C (enrdf_load_stackoverflow) |
Family
ID=19786131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL38910D NL38910C (enrdf_load_stackoverflow) | 1934-04-19 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2200940A (enrdf_load_stackoverflow) |
| DE (1) | DE642389C (enrdf_load_stackoverflow) |
| FR (1) | FR789000A (enrdf_load_stackoverflow) |
| GB (1) | GB428838A (enrdf_load_stackoverflow) |
| NL (1) | NL38910C (enrdf_load_stackoverflow) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2794906A (en) * | 1954-06-16 | 1957-06-04 | Harold E Edgerton | Gaseous-discharge apparatus |
| DE1110754B (de) * | 1958-09-05 | 1961-07-13 | Philips Nv | Aus mindestens einer rohrfoermigen Entladungslampe bestehende Lichtquelle |
| NL7801635A (nl) * | 1978-02-14 | 1979-08-16 | Philips Nv | Lagedruknatriumdampontladingslamp. |
| NL7810672A (nl) * | 1978-10-26 | 1980-04-29 | Philips Nv | Lagedrukkwikdampontladingslamp. |
| US4300073A (en) * | 1979-02-13 | 1981-11-10 | Westinghouse Electric Corp. | Screw-in type lighting unit having a convoluted tridimensional fluorescent lamp |
| US4337414A (en) * | 1979-11-26 | 1982-06-29 | Westinghouse Electric Corp. | Compact fluorescent lamp having convoluted tubular envelope of tridimensional configuration, method of making such envelope, and lighting unit incorporating such lamp |
| USD270480S (en) | 1979-11-26 | 1983-09-06 | North American Philips Electric Corp. | Compact fluorescent lamp or similar article for a lighting unit |
-
0
- NL NL38910D patent/NL38910C/xx active
-
1935
- 1935-02-07 GB GB3988/35A patent/GB428838A/en not_active Expired
- 1935-03-28 DE DEN37964D patent/DE642389C/de not_active Expired
- 1935-04-18 US US17082A patent/US2200940A/en not_active Expired - Lifetime
- 1935-04-18 FR FR789000D patent/FR789000A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR789000A (fr) | 1935-10-21 |
| DE642389C (de) | 1937-03-03 |
| GB428838A (en) | 1935-05-20 |
| US2200940A (en) | 1940-05-14 |