JPS5252489A - Threeephase discharge lamp - Google Patents
Threeephase discharge lampInfo
- Publication number
- JPS5252489A JPS5252489A JP12647875A JP12647875A JPS5252489A JP S5252489 A JPS5252489 A JP S5252489A JP 12647875 A JP12647875 A JP 12647875A JP 12647875 A JP12647875 A JP 12647875A JP S5252489 A JPS5252489 A JP S5252489A
- Authority
- JP
- Japan
- Prior art keywords
- threeephase
- discharge lamp
- lamp
- discharge
- threeephase discharge
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/92—Lamps with more than one main discharge path
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU7502099803A SU577588A2 (en) | 1975-01-21 | 1975-01-21 | Three-phase gas-discharge lamp |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5252489A true JPS5252489A (en) | 1977-04-27 |
JPS5633822B2 JPS5633822B2 (en) | 1981-08-06 |
Family
ID=20608377
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12647875A Granted JPS5252489A (en) | 1975-01-21 | 1975-10-22 | Threeephase discharge lamp |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5252489A (en) |
DE (1) | DE2542133C2 (en) |
FI (1) | FI63132C (en) |
FR (1) | FR2298882A1 (en) |
NL (1) | NL163940C (en) |
SU (1) | SU577588A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3159148B2 (en) | 1997-10-31 | 2001-04-23 | 日本電気株式会社 | Cold cathode tube and backlight device |
US6876139B1 (en) * | 1999-12-28 | 2005-04-05 | Honeywell International Inc. | Partitioned flat fluorescent lamp |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR959659A (en) * | 1950-03-31 | |||
US1958239A (en) * | 1931-04-13 | 1934-05-08 | Gen Electric | Positive column discharge device |
DE564235C (en) * | 1931-05-16 | 1932-11-17 | Patra Patent Treuhand | Electric light tubes with glowing main electrodes |
FR978563A (en) * | 1948-11-19 | 1951-04-16 | Improvements to fluorescent tubes | |
DE906243C (en) * | 1949-07-19 | 1954-03-11 | Dr Hermann E Krefft | Electric metal vapor and noble gas high pressure discharge lamps equipped with fixed glow electrodes and procedures for their operation |
-
1975
- 1975-01-21 SU SU7502099803A patent/SU577588A2/en active
- 1975-09-16 FI FI752584A patent/FI63132C/en not_active IP Right Cessation
- 1975-09-22 DE DE19752542133 patent/DE2542133C2/en not_active Expired
- 1975-09-26 NL NL7511326A patent/NL163940C/en not_active IP Right Cessation
- 1975-10-10 FR FR7531180A patent/FR2298882A1/en active Granted
- 1975-10-22 JP JP12647875A patent/JPS5252489A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5633822B2 (en) | 1981-08-06 |
NL7511326A (en) | 1976-07-23 |
NL163940B (en) | 1980-05-16 |
FI63132C (en) | 1983-04-11 |
FR2298882A1 (en) | 1976-08-20 |
FR2298882B1 (en) | 1978-04-07 |
FI752584A (en) | 1976-07-22 |
DE2542133C2 (en) | 1983-09-15 |
SU577588A2 (en) | 1977-10-25 |
NL163940C (en) | 1980-10-15 |
FI63132B (en) | 1982-12-31 |
DE2542133A1 (en) | 1976-07-22 |
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