DE69020465T3 - Einseitig gequetschte elektrische Metalldampfentladungslampe. - Google Patents
Einseitig gequetschte elektrische Metalldampfentladungslampe.Info
- Publication number
- DE69020465T3 DE69020465T3 DE69020465T DE69020465T DE69020465T3 DE 69020465 T3 DE69020465 T3 DE 69020465T3 DE 69020465 T DE69020465 T DE 69020465T DE 69020465 T DE69020465 T DE 69020465T DE 69020465 T3 DE69020465 T3 DE 69020465T3
- Authority
- DE
- Germany
- Prior art keywords
- discharge lamp
- metal vapor
- vapor discharge
- electric metal
- lamp pinched
- 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 - Fee Related
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
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/073—Main electrodes for high-pressure discharge lamps
- H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1244591A JP2630658B2 (ja) | 1989-09-20 | 1989-09-20 | メタルハライドランプ |
JP34362489A JPH03203152A (ja) | 1989-12-28 | 1989-12-28 | 片封止形金属蒸気放電灯 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE69020465D1 DE69020465D1 (de) | 1995-08-03 |
DE69020465T2 DE69020465T2 (de) | 1995-11-09 |
DE69020465T3 true DE69020465T3 (de) | 2000-07-06 |
Family
ID=26536800
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69020465T Expired - Fee Related DE69020465T3 (de) | 1989-09-20 | 1990-09-19 | Einseitig gequetschte elektrische Metalldampfentladungslampe. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5138229A (de) |
EP (1) | EP0418877B2 (de) |
KR (1) | KR910007066A (de) |
DE (1) | DE69020465T3 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE59805403D1 (de) * | 1997-04-21 | 2002-10-10 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Metallhalogenid-entladungslampe mit langer lebensdauer |
US6536918B1 (en) * | 2000-08-23 | 2003-03-25 | General Electric Company | Lighting system for generating pre-determined beam-pattern |
KR20030046319A (ko) * | 2001-12-05 | 2003-06-12 | 마쯔시다덴기산교 가부시키가이샤 | 고압방전램프 및 램프유닛 |
EP2081214A1 (de) * | 2008-01-18 | 2009-07-22 | Flowil International Lighting (HOLDING) B.V. | Elektrodeneinheit für eine Hochdruck-Entladungslampe |
KR102215243B1 (ko) * | 2018-10-30 | 2021-02-15 | 주식회사 인실리코 | 감온 변색성 조성물 및 이를 포함하는 감온 변색성 마이크로캡슐 |
CN111237704B (zh) * | 2020-01-10 | 2021-09-10 | 深圳市联域光电股份有限公司 | 一种便于清理的led地埋灯 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3232207A1 (de) * | 1982-08-30 | 1984-03-08 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Hochdruckentladungslampe kleiner leistung |
DE3373591D1 (en) * | 1982-12-30 | 1987-10-15 | Philips Nv | High-pressure sodium discharge lamp |
US4766348A (en) * | 1983-06-09 | 1988-08-23 | Gte Products Corporation | Single-ended metal halogen lamp and fabrication process employing ionization potential selection of additive gases |
DE3537872A1 (de) * | 1985-10-24 | 1987-04-30 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Hochdruckentladungslampe |
DE3620961A1 (de) * | 1986-06-23 | 1988-01-14 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Metallhalogenidhochdruckentladungslampe |
JPH0762993B2 (ja) * | 1987-09-21 | 1995-07-05 | 東芝ライテック株式会社 | メタルハライドランプ |
KR910010108B1 (ko) * | 1988-05-27 | 1991-12-16 | 도오시바 라이텍크 가부시기가이샤 | 편봉지형 메탈해라이드 램프 |
US4988917A (en) * | 1988-12-16 | 1991-01-29 | Gte Products Corporation | Hooked electrode for arc lamp |
-
1990
- 1990-09-18 US US07/584,078 patent/US5138229A/en not_active Expired - Lifetime
- 1990-09-19 EP EP90118058A patent/EP0418877B2/de not_active Expired - Lifetime
- 1990-09-19 DE DE69020465T patent/DE69020465T3/de not_active Expired - Fee Related
- 1990-09-20 KR KR1019900015081A patent/KR910007066A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
US5138229A (en) | 1992-08-11 |
DE69020465D1 (de) | 1995-08-03 |
EP0418877B2 (de) | 1999-12-01 |
DE69020465T2 (de) | 1995-11-09 |
KR910007066A (ko) | 1991-04-30 |
EP0418877B1 (de) | 1995-06-28 |
EP0418877A3 (en) | 1991-08-07 |
EP0418877A2 (de) | 1991-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8366 | Restricted maintained after opposition proceedings | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |