FR2359505A1 - Perfectionnements apportes aux lampes electriques a decharge - Google Patents

Perfectionnements apportes aux lampes electriques a decharge

Info

Publication number
FR2359505A1
FR2359505A1 FR7722105A FR7722105A FR2359505A1 FR 2359505 A1 FR2359505 A1 FR 2359505A1 FR 7722105 A FR7722105 A FR 7722105A FR 7722105 A FR7722105 A FR 7722105A FR 2359505 A1 FR2359505 A1 FR 2359505A1
Authority
FR
France
Prior art keywords
discharge electric
electric lamps
lamp
lamps
wires
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.)
Granted
Application number
FR7722105A
Other languages
English (en)
French (fr)
Other versions
FR2359505B1 (enExample
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.)
EMI Group Ltd
Original Assignee
Thorn Electrical Industries Ltd
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
Priority claimed from GB30007/76A external-priority patent/GB1589472A/en
Application filed by Thorn Electrical Industries Ltd filed Critical Thorn Electrical Industries Ltd
Publication of FR2359505A1 publication Critical patent/FR2359505A1/fr
Application granted granted Critical
Publication of FR2359505B1 publication Critical patent/FR2359505B1/fr
Granted 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
    • H01J61/045—Thermic screens or reflectors
    • 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
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • 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

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)
FR7722105A 1976-07-19 1977-07-19 Perfectionnements apportes aux lampes electriques a decharge Granted FR2359505A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB30007/76A GB1589472A (en) 1976-07-19 1976-07-19 Fluorescent lamps
GB4200476 1976-10-08

Publications (2)

Publication Number Publication Date
FR2359505A1 true FR2359505A1 (fr) 1978-02-17
FR2359505B1 FR2359505B1 (enExample) 1982-11-26

Family

ID=26260209

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7722105A Granted FR2359505A1 (fr) 1976-07-19 1977-07-19 Perfectionnements apportes aux lampes electriques a decharge

Country Status (9)

Country Link
US (1) US4204137A (enExample)
JP (1) JPS5314379U (enExample)
AU (1) AU512916B2 (enExample)
CA (1) CA1092636A (enExample)
DE (1) DE2732060C2 (enExample)
FR (1) FR2359505A1 (enExample)
IT (1) IT1075849B (enExample)
NL (1) NL184813C (enExample)
NZ (2) NZ184685A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0639853A1 (de) * 1993-08-16 1995-02-22 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Hochdruckentladungslampe mit keramischem Entladungsgefäss

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1213933A (en) * 1983-04-01 1986-11-12 Andre C. Bouchard Metal arc director for compact fluorescent lamp
US4678520A (en) * 1983-04-04 1987-07-07 Gte Products Corporation Electrical lead-ins for use for arc sustaining atmospheres
US4908546A (en) * 1988-06-27 1990-03-13 Gte Products Corporation Lead-in wire for compact fluorescent lamps
US4870323A (en) * 1988-07-13 1989-09-26 Gte Products Corporation Method of dispensing mercury into an arc discharge lamp
US5686795A (en) * 1995-10-23 1997-11-11 General Electric Company Fluorescent lamp with protected cathode to reduce end darkening
DE69526657T2 (de) * 1995-12-01 2003-02-06 Koninklijke Philips Electronics N.V., Eindhoven Niederdruckentladungslampe
US6445118B1 (en) * 1999-03-30 2002-09-03 Matsushita Electric Industrial Co., Ltd. Lamp having conductor structure and non-conductor structure provided between filaments
CN1257528C (zh) * 2000-09-14 2006-05-24 皇家菲利浦电子有限公司 荧光灯
US7692388B2 (en) * 2006-02-09 2010-04-06 Honeywell International Inc. Methods and apparatus for reducing radio frequency emissions in fluorescent light lamps
US8134294B2 (en) 2010-05-25 2012-03-13 General Electric Company Low pressure discharge lamps with coated inner wires for improved lumen maintenance

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE911408C (de) * 1940-11-30 1954-05-13 Patra Patent Treuhand Elektrische Niederdruckentladungsroehre, insbesondere Quecksilberdampf-Leuchtstoffroehre
US2769112A (en) * 1953-06-11 1956-10-30 Westinghouse Electric Corp Discharge lamp, mount therefor, and method
US3069580A (en) * 1953-10-28 1962-12-18 Sylvania Electric Prod Fluorescent lamp
US3706895A (en) * 1971-02-17 1972-12-19 Gen Electric Fluorescent lamp having coated inleads
US3826946A (en) * 1973-05-24 1974-07-30 Gen Electric Vapor discharge lamp electrode having carbon-coated areas
US4013914A (en) * 1975-11-26 1977-03-22 North American Philips Corporation electrode protecting means for electric discharge lamps

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2000395A (en) * 1931-12-22 1935-05-07 Ned Herbert Mann Glowlamp
DE764835C (de) * 1939-05-13 1954-05-24 Aeg Stromeinfuehrung fuer Entladungsgefaesse aus Glas
FR961959A (enExample) * 1947-02-05 1950-05-26
BE558298A (enExample) * 1956-06-13
US2945977A (en) * 1957-03-28 1960-07-19 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Fluorescent glow discharge lamp
US2961566A (en) * 1958-06-18 1960-11-22 Sylvania Electric Prod Fluorescent lamp
US3249788A (en) * 1961-11-08 1966-05-03 Westinghouse Electric Corp Electrode coating material and discharge device
GB1415957A (en) * 1973-06-01 1975-12-03 Gen Electric Co Ltd Low pressure mercury vapour fluorescent electric discharge almps

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE911408C (de) * 1940-11-30 1954-05-13 Patra Patent Treuhand Elektrische Niederdruckentladungsroehre, insbesondere Quecksilberdampf-Leuchtstoffroehre
US2769112A (en) * 1953-06-11 1956-10-30 Westinghouse Electric Corp Discharge lamp, mount therefor, and method
US3069580A (en) * 1953-10-28 1962-12-18 Sylvania Electric Prod Fluorescent lamp
US3706895A (en) * 1971-02-17 1972-12-19 Gen Electric Fluorescent lamp having coated inleads
US3826946A (en) * 1973-05-24 1974-07-30 Gen Electric Vapor discharge lamp electrode having carbon-coated areas
US4013914A (en) * 1975-11-26 1977-03-22 North American Philips Corporation electrode protecting means for electric discharge lamps
FR2333346A1 (fr) * 1975-11-26 1977-06-24 Philips Corp Moyen permettant de proteger des electrodes pour lampes a decharge electriques

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0639853A1 (de) * 1993-08-16 1995-02-22 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Hochdruckentladungslampe mit keramischem Entladungsgefäss

Also Published As

Publication number Publication date
CA1092636A (en) 1980-12-30
IT1075849B (it) 1985-04-22
DE2732060C2 (de) 1986-06-12
AU2715277A (en) 1979-01-25
AU512916B2 (en) 1980-11-06
NZ184685A (en) 1983-06-14
FR2359505B1 (enExample) 1982-11-26
NL184813C (nl) 1989-11-01
NZ195863A (en) 1983-06-14
DE2732060A1 (de) 1978-01-26
US4204137A (en) 1980-05-20
JPS5314379U (enExample) 1978-02-06
NL7707993A (nl) 1978-01-23

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Legal Events

Date Code Title Description
ST Notification of lapse