FR2494498B1 - LOW PRESSURE GAS DISCHARGE LAMP - Google Patents

LOW PRESSURE GAS DISCHARGE LAMP

Info

Publication number
FR2494498B1
FR2494498B1 FR8118904A FR8118904A FR2494498B1 FR 2494498 B1 FR2494498 B1 FR 2494498B1 FR 8118904 A FR8118904 A FR 8118904A FR 8118904 A FR8118904 A FR 8118904A FR 2494498 B1 FR2494498 B1 FR 2494498B1
Authority
FR
France
Prior art keywords
low pressure
discharge lamp
gas discharge
pressure gas
lamp
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
FR8118904A
Other languages
French (fr)
Other versions
FR2494498A1 (en
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.)
NARVA VEB
Original Assignee
NARVA VEB
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 DD22529480A external-priority patent/DD157065A3/en
Application filed by NARVA VEB filed Critical NARVA VEB
Publication of FR2494498A1 publication Critical patent/FR2494498A1/en
Application granted granted Critical
Publication of FR2494498B1 publication Critical patent/FR2494498B1/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
    • H01J61/34—Double-wall vessels or containers
    • 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
    • H01J61/10—Shields, screens, or guides for influencing the discharge
    • H01J61/103—Shields, screens or guides arranged to extend the discharge path
FR8118904A 1980-11-18 1981-10-07 LOW PRESSURE GAS DISCHARGE LAMP Expired FR2494498B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DD22529380 1980-11-18
DD22529480A DD157065A3 (en) 1980-11-18 1980-11-18 LOW-PRESSURE GAS DISCHARGE LAMP, IN PARTICULAR FLUORESCENT LAMP

Publications (2)

Publication Number Publication Date
FR2494498A1 FR2494498A1 (en) 1982-05-21
FR2494498B1 true FR2494498B1 (en) 1985-07-12

Family

ID=25747705

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8118904A Expired FR2494498B1 (en) 1980-11-18 1981-10-07 LOW PRESSURE GAS DISCHARGE LAMP

Country Status (1)

Country Link
FR (1) FR2494498B1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1930147A (en) * 1929-04-16 1933-10-10 Gen Electric Gaseous electric discharge device
NL155127B (en) * 1967-08-25 1977-11-15 Philips Nv LOW PRESSURE GAS DISCHARGE LAMP FOR GENERATING RESONANCE RADIATION.
NL179854C (en) * 1977-08-23 1986-11-17 Philips Nv LOW-PRESSURE MERCURY DISCHARGE LAMP.

Also Published As

Publication number Publication date
FR2494498A1 (en) 1982-05-21

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Legal Events

Date Code Title Description
ST Notification of lapse