DE3478777D1 - Compact low-pressure discharge lamp - Google Patents
Compact low-pressure discharge lampInfo
- Publication number
- DE3478777D1 DE3478777D1 DE8484113977T DE3478777T DE3478777D1 DE 3478777 D1 DE3478777 D1 DE 3478777D1 DE 8484113977 T DE8484113977 T DE 8484113977T DE 3478777 T DE3478777 T DE 3478777T DE 3478777 D1 DE3478777 D1 DE 3478777D1
- Authority
- DE
- Germany
- Prior art keywords
- discharge lamp
- pressure discharge
- compact low
- compact
- low
- 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
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/32—Special longitudinal shape, e.g. for advertising purposes
- H01J61/327—"Compact"-lamps, i.e. lamps having a folded discharge path
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE8484113977T DE3478777D1 (en) | 1983-11-25 | 1984-11-19 | Compact low-pressure discharge lamp |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19838333920U DE8333920U1 (en) | 1983-11-25 | 1983-11-25 | COMPACT LOW PRESSURE DISCHARGE LAMP |
DE8484113977T DE3478777D1 (en) | 1983-11-25 | 1984-11-19 | Compact low-pressure discharge lamp |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3478777D1 true DE3478777D1 (en) | 1989-07-27 |
Family
ID=6759263
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19838333920U Expired DE8333920U1 (en) | 1983-11-25 | 1983-11-25 | COMPACT LOW PRESSURE DISCHARGE LAMP |
DE8484113977T Expired DE3478777D1 (en) | 1983-11-25 | 1984-11-19 | Compact low-pressure discharge lamp |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19838333920U Expired DE8333920U1 (en) | 1983-11-25 | 1983-11-25 | COMPACT LOW PRESSURE DISCHARGE LAMP |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0143419B1 (en) |
JP (3) | JPS60124345A (en) |
DE (2) | DE8333920U1 (en) |
HK (1) | HK91693A (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3741566C2 (en) * | 1987-12-08 | 1996-07-18 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Compact low pressure discharge lamp |
NL8501340A (en) * | 1985-05-10 | 1986-12-01 | Philips Nv | LOW-PRESSURE MERCURY DISCHARGE LAMP. |
FR2590725B1 (en) * | 1985-06-27 | 1988-06-17 | Elf Aquitaine | FLUORESCENT TUBE LAMP |
JPS6276149A (en) * | 1985-09-28 | 1987-04-08 | Toshiba Corp | Fluorescent lamp |
JPH07114111B2 (en) * | 1985-10-25 | 1995-12-06 | 東芝ライテック株式会社 | Method of manufacturing low pressure metal vapor discharge lamp |
US4794301A (en) * | 1986-08-19 | 1988-12-27 | Kabushiki Kaisha Toshiba | Fluorescent lamp having a convoluted discharge passage and fluorescent lamp apparatus incorporating the same |
SE457760B (en) * | 1987-03-23 | 1989-01-23 | Lumalampan Ab | PROCEDURES FOR THE PREPARATION OF COMPACT LIGHTS |
JPH083997B2 (en) * | 1988-12-12 | 1996-01-17 | 東芝ライテック株式会社 | Low pressure mercury vapor discharge lamp |
KR970046574U (en) * | 1995-12-21 | 1997-07-31 | Compact fluorescent lamps | |
DE19613358C1 (en) * | 1996-04-03 | 1997-10-09 | Heraeus Noblelight Gmbh | Optical spotlight |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL185479C (en) * | 1979-04-03 | 1990-04-17 | Philips Nv | LOW PRESSURE GAS DISCHARGE LAMP. |
DE3112878A1 (en) * | 1981-03-31 | 1982-10-14 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | MERCURY VAPOR LOW-PRESSURE DISCHARGE LAMP AND METHOD FOR PRODUCING THE SAME |
JPS58112238A (en) * | 1981-12-25 | 1983-07-04 | Toshiba Corp | Fluorescent lamp |
JPS58112237A (en) * | 1981-12-25 | 1983-07-04 | Toshiba Corp | Fluorescent lamp |
-
1983
- 1983-11-25 DE DE19838333920U patent/DE8333920U1/en not_active Expired
-
1984
- 1984-11-15 JP JP59239618A patent/JPS60124345A/en active Pending
- 1984-11-19 DE DE8484113977T patent/DE3478777D1/en not_active Expired
- 1984-11-19 EP EP84113977A patent/EP0143419B1/en not_active Expired
-
1992
- 1992-08-06 JP JP055314U patent/JPH0623155U/en active Pending
-
1993
- 1993-09-02 HK HK916/93A patent/HK91693A/en not_active IP Right Cessation
-
1996
- 1996-07-26 JP JP1996007339U patent/JP2586587Y2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0970U (en) | 1997-01-28 |
JP2586587Y2 (en) | 1998-12-09 |
HK91693A (en) | 1993-09-10 |
EP0143419B1 (en) | 1989-06-21 |
DE8333920U1 (en) | 1985-05-02 |
EP0143419A2 (en) | 1985-06-05 |
JPS60124345A (en) | 1985-07-03 |
EP0143419A3 (en) | 1986-05-07 |
JPH0623155U (en) | 1994-03-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8365 | Fully valid after opposition proceedings |