FR1103812A - Electric discharge lamp - Google Patents

Electric discharge lamp

Info

Publication number
FR1103812A
FR1103812A FR1103812DA FR1103812A FR 1103812 A FR1103812 A FR 1103812A FR 1103812D A FR1103812D A FR 1103812DA FR 1103812 A FR1103812 A FR 1103812A
Authority
FR
France
Prior art keywords
discharge lamp
electric discharge
electric
lamp
discharge
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
Other languages
French (fr)
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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
Application filed by Compagnie des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR1103812A publication Critical patent/FR1103812A/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
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J61/26—Means for absorbing or adsorbing gas, e.g. by gettering; Means for preventing blackening of the envelope
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
    • H01J61/822—High-pressure mercury lamps
FR1103812D 1953-04-29 1954-04-29 Electric discharge lamp Expired FR1103812A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US351847A US2841733A (en) 1953-04-29 1953-04-29 Electric discharge lamp

Publications (1)

Publication Number Publication Date
FR1103812A true FR1103812A (en) 1955-11-07

Family

ID=23382665

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1103812D Expired FR1103812A (en) 1953-04-29 1954-04-29 Electric discharge lamp

Country Status (4)

Country Link
US (1) US2841733A (en)
DE (1) DE1005184B (en)
FR (1) FR1103812A (en)
GB (1) GB788655A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2746412A1 (en) * 1976-10-29 1978-05-03 Philips Nv GAS AND / OR VAPOR DISCHARGE LAMP

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB977907A (en) * 1961-10-13 1964-12-16 Gen Electric Co Ltd Improvements in or relating to articles of fused silica
US3250934A (en) * 1963-11-22 1966-05-10 Sylvania Electric Prod Electric discharge device having heat conserving shields and sleeve
US3381148A (en) * 1965-04-02 1968-04-30 Army Usa Fossil fuel-fired thermionic converters
DE1764866A1 (en) * 1968-08-21 1971-11-18 Patra Patent Treuhand Arrangement for restarting a high-pressure mercury vapor discharge lamp at operating temperature with additives
US20040061441A1 (en) * 2000-03-24 2004-04-01 Johanning Jeffrey L. System and method for supporting arc tubes in HID lamps

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE873290C (en) * 1936-11-13 1953-04-13 Patra Patent Treuhand Electric incandescent lamp with light body made of refractory metals or metal compounds

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2746412A1 (en) * 1976-10-29 1978-05-03 Philips Nv GAS AND / OR VAPOR DISCHARGE LAMP

Also Published As

Publication number Publication date
DE1005184B (en) 1957-03-28
US2841733A (en) 1958-07-01
GB788655A (en) 1958-01-08

Similar Documents

Publication Publication Date Title
FR1097533A (en) Electric discharge lamp
FR1104584A (en) Electric discharge lamp and its manufacture
FR1103812A (en) Electric discharge lamp
FR1118185A (en) Sodium vapor electric discharge lamp
FR1139595A (en) Electric discharge lamp
FR1120475A (en) Electric discharge lamp
CH318619A (en) Electric discharge tube
FR1138260A (en) Cathode for electric discharge lamp
FR1070274A (en) Electric lamp
FR1095896A (en) Electric discharge lamp
FR1195365A (en) Electric gas lamp
FR1116727A (en) Electric discharge lamp
FR1106113A (en) Electric discharge lamp
FR65586E (en) Electric discharge tubes
FR1153112A (en) Electric lamp or discharge tube
FR1136696A (en) Incandescent electric lamp
FR1087679A (en) Electric lamp
FR1075533A (en) Electric lamp
FR1113311A (en) Portable lamp
FR1101467A (en) Advanced electric lamp
FR1033488A (en) Electric lamp
FR1092935A (en) Incandescent filament electric lamp
FR1095692A (en) Electric discharge tube
FR1092505A (en) Tubular electric lamp
FR1155427A (en) Electric discharge lamps