DE69020465T2 - Einseitig gequetschte elektrische Metalldampfentladungslampe. - Google Patents

Einseitig gequetschte elektrische Metalldampfentladungslampe.

Info

Publication number
DE69020465T2
DE69020465T2 DE69020465T DE69020465T DE69020465T2 DE 69020465 T2 DE69020465 T2 DE 69020465T2 DE 69020465 T DE69020465 T DE 69020465T DE 69020465 T DE69020465 T DE 69020465T DE 69020465 T2 DE69020465 T2 DE 69020465T2
Authority
DE
Germany
Prior art keywords
discharge lamp
metal vapor
vapor discharge
electrical 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
Application number
DE69020465T
Other languages
English (en)
Other versions
DE69020465D1 (de
DE69020465T3 (de
Inventor
Kazuo Honda
Atsushi Matsuura
Hisanori Sano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Lighting and Technology Corp
Original Assignee
Toshiba Lighting and Technology Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26536800&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69020465(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP1244591A external-priority patent/JP2630658B2/ja
Priority claimed from JP34362489A external-priority patent/JPH03203152A/ja
Application filed by Toshiba Lighting and Technology Corp filed Critical Toshiba Lighting and Technology Corp
Publication of DE69020465D1 publication Critical patent/DE69020465D1/de
Publication of DE69020465T2 publication Critical patent/DE69020465T2/de
Application granted granted Critical
Publication of DE69020465T3 publication Critical patent/DE69020465T3/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
DE69020465T 1989-09-20 1990-09-19 Einseitig gequetschte elektrische Metalldampfentladungslampe. Expired - Fee Related DE69020465T3 (de)

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 true DE69020465T2 (de) 1995-11-09
DE69020465T3 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)

* Cited by examiner, † Cited by third party
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
KR20030046318A (ko) * 2001-12-05 2003-06-12 마쯔시다덴기산교 가부시키가이샤 고압방전램프의 제조방법, 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)

* Cited by examiner, † Cited by third party
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
EP0115654B1 (de) * 1982-12-30 1987-09-09 Koninklijke Philips Electronics N.V. Hochdrucknatriumentladungslampe
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

Also Published As

Publication number Publication date
EP0418877B1 (de) 1995-06-28
EP0418877B2 (de) 1999-12-01
US5138229A (en) 1992-08-11
EP0418877A2 (de) 1991-03-27
DE69020465D1 (de) 1995-08-03
DE69020465T3 (de) 2000-07-06
KR910007066A (ko) 1991-04-30
EP0418877A3 (en) 1991-08-07

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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