DE3478777D1 - Compact low-pressure discharge lamp - Google Patents

Compact low-pressure discharge lamp

Info

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
Application number
DE8484113977T
Other languages
German (de)
Inventor
Lutz Klein
Ernst Panofski
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.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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=6759263&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3478777(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Priority to DE8484113977T priority Critical patent/DE3478777D1/en
Application granted granted Critical
Publication of DE3478777D1 publication Critical patent/DE3478777D1/en
Expired 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
    • H01J61/30—Vessels; Containers
    • H01J61/32—Special longitudinal shape, e.g. for advertising purposes
    • H01J61/327—"Compact"-lamps, i.e. lamps having a folded discharge path
DE8484113977T 1983-11-25 1984-11-19 Compact low-pressure discharge lamp Expired DE3478777D1 (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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