DE3467471D1 - Low-pressure sodium vapour discharge lamp - Google Patents
Low-pressure sodium vapour discharge lampInfo
- Publication number
- DE3467471D1 DE3467471D1 DE8484200835T DE3467471T DE3467471D1 DE 3467471 D1 DE3467471 D1 DE 3467471D1 DE 8484200835 T DE8484200835 T DE 8484200835T DE 3467471 T DE3467471 T DE 3467471T DE 3467471 D1 DE3467471 D1 DE 3467471D1
- Authority
- DE
- Germany
- Prior art keywords
- low
- discharge lamp
- pressure sodium
- vapour discharge
- sodium vapour
- 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
- H01J61/36—Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
- H01J61/366—Seals for leading-in conductors
-
- 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
- H01J61/74—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of difficult vaporisable metal vapour, e.g. sodium
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8302128A NL8302128A (nl) | 1983-06-15 | 1983-06-15 | Lagedruknatriumdampontladingslamp. |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3467471D1 true DE3467471D1 (en) | 1987-12-17 |
Family
ID=19842019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484200835T Expired DE3467471D1 (en) | 1983-06-15 | 1984-06-13 | Low-pressure sodium vapour discharge lamp |
Country Status (6)
Country | Link |
---|---|
US (1) | US4783612A (de) |
EP (1) | EP0129288B1 (de) |
JP (1) | JPS6010555A (de) |
CA (1) | CA1225691A (de) |
DE (1) | DE3467471D1 (de) |
NL (1) | NL8302128A (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8805183U1 (de) * | 1988-04-19 | 1988-07-14 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Hochdruckentladungslampe |
EP0392060B1 (de) * | 1989-04-14 | 1994-07-27 | Heimann Optoelectronics GmbH | Blitzlampe |
EP0516223B1 (de) * | 1991-05-30 | 1994-11-09 | Koninklijke Philips Electronics N.V. | Elektrodenlose Niederdrucknatriumdampfentladungslampe |
EP0623946B1 (de) * | 1993-05-03 | 1997-01-15 | Koninklijke Philips Electronics N.V. | Niederdruck Natrium Entladungslampe |
DE69401455T2 (de) * | 1993-05-03 | 1997-07-17 | Philips Electronics Nv | Niederdruck Natrium Entladungslampe |
EP0894335B1 (de) * | 1996-12-09 | 2002-04-03 | Koninklijke Philips Electronics N.V. | Glasbeschichtung auf stromdurchführungsleitern in einer niederdruck natrium entladungslampe |
DE10118630A1 (de) * | 2001-04-12 | 2002-10-17 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Verfahren zur Herstellung eines optoelektronischen Halbleiter-Bauelements |
US20070103080A1 (en) * | 2005-11-09 | 2007-05-10 | Zoltan Bako | Glass sealing and electric lamps with such sealing |
DE102006052952A1 (de) * | 2006-11-09 | 2008-05-15 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Entladungslampe mit einem Entladungsgefäß und einem Elektrodengestell |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA580780A (en) * | 1959-08-04 | Verwey Wessel | Sodium-vapour discharge tube | |
NL247199A (de) * | 1960-01-09 | |||
US3519865A (en) * | 1967-09-19 | 1970-07-07 | British Lighting Ind Ltd | Low pressure alkali metal discharge lamps with protected lead wires |
JPS4933870A (de) * | 1972-07-29 | 1974-03-28 | ||
NL7811350A (nl) * | 1978-11-17 | 1980-05-20 | Philips Nv | Lagedruknatriumdampontladingslamp. |
NL7908413A (nl) * | 1979-11-19 | 1981-06-16 | Philips Nv | Electrische lamp. |
-
1983
- 1983-06-15 NL NL8302128A patent/NL8302128A/nl not_active Application Discontinuation
-
1984
- 1984-06-04 US US06/617,005 patent/US4783612A/en not_active Expired - Fee Related
- 1984-06-12 JP JP59119226A patent/JPS6010555A/ja active Granted
- 1984-06-13 DE DE8484200835T patent/DE3467471D1/de not_active Expired
- 1984-06-13 EP EP84200835A patent/EP0129288B1/de not_active Expired
- 1984-06-13 CA CA000456470A patent/CA1225691A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1225691A (en) | 1987-08-18 |
JPS6010555A (ja) | 1985-01-19 |
EP0129288B1 (de) | 1987-11-11 |
JPH0427669B2 (de) | 1992-05-12 |
EP0129288A1 (de) | 1984-12-27 |
NL8302128A (nl) | 1985-01-02 |
US4783612A (en) | 1988-11-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |