BE520901A - - Google Patents
Info
- Publication number
- BE520901A BE520901A BE520901DA BE520901A BE 520901 A BE520901 A BE 520901A BE 520901D A BE520901D A BE 520901DA BE 520901 A BE520901 A BE 520901A
- Authority
- BE
- Belgium
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
- H01J61/30—Vessels; Containers
- H01J61/34—Double-wall vessels or containers
-
- 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
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
- H01J61/80—Lamps suitable only for intermittent operation, e.g. flash lamp
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL725761X | 1952-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE520901A true BE520901A (zh) |
Family
ID=19817805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE520901D BE520901A (zh) | 1952-06-23 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2794141A (zh) |
| BE (1) | BE520901A (zh) |
| DE (1) | DE940922C (zh) |
| FR (1) | FR1079488A (zh) |
| GB (1) | GB725761A (zh) |
| NL (2) | NL80734C (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2295563A2 (fr) * | 1974-12-16 | 1976-07-16 | Central Eclairage Lab | Lampe a decharge dans la vapeur de sodium a haute pression |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2399222A (en) * | 1941-11-08 | 1946-04-30 | Germeshausen Kenneth Joseph | Flash-photography apparatus |
| US2650321A (en) * | 1946-12-18 | 1953-08-25 | Gen Electric | Lamp unit and support structure therefor |
-
0
- BE BE520901D patent/BE520901A/xx unknown
- NL NLAANVRAGE7114053,A patent/NL170526C/xx active
- NL NL80734D patent/NL80734C/xx active
-
1953
- 1953-05-21 US US356337A patent/US2794141A/en not_active Expired - Lifetime
- 1953-06-19 DE DEN7353A patent/DE940922C/de not_active Expired
- 1953-06-19 GB GB17010/53A patent/GB725761A/en not_active Expired
- 1953-06-22 FR FR1079488D patent/FR1079488A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1079488A (fr) | 1954-11-30 |
| DE940922C (de) | 1956-03-29 |
| US2794141A (en) | 1957-05-28 |
| NL80734C (zh) | |
| NL170526C (nl) | |
| GB725761A (en) | 1955-03-09 |