FR903909A - High pressure metal vapor lamp - Google Patents

High pressure metal vapor lamp

Info

Publication number
FR903909A
FR903909A FR903909DA FR903909A FR 903909 A FR903909 A FR 903909A FR 903909D A FR903909D A FR 903909DA FR 903909 A FR903909 A FR 903909A
Authority
FR
France
Prior art keywords
high pressure
metal vapor
vapor lamp
pressure metal
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
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.)
LICHT A G VEREINIGTE GLU HLAMP
Original Assignee
LICHT A G VEREINIGTE GLU HLAMP
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 LICHT A G VEREINIGTE GLU HLAMP filed Critical LICHT A G VEREINIGTE GLU HLAMP
Application granted granted Critical
Publication of FR903909A publication Critical patent/FR903909A/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
    • H01J61/04—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
FR903909D 1942-08-12 1944-05-02 High pressure metal vapor lamp Expired FR903909A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH903909X 1942-08-12

Publications (1)

Publication Number Publication Date
FR903909A true FR903909A (en) 1945-10-22

Family

ID=4546762

Family Applications (1)

Application Number Title Priority Date Filing Date
FR903909D Expired FR903909A (en) 1942-08-12 1944-05-02 High pressure metal vapor lamp

Country Status (1)

Country Link
FR (1) FR903909A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2231107A1 (en) * 1973-05-25 1974-12-20 Central Eclairage Lab Sodium vapour high-pressure discharge lamp - having internal auxiliary electrode for short ignition discharge path
DE3242840A1 (en) * 1982-04-20 1983-10-27 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Low power high-pressure discharge lamp
EP0184876A2 (en) * 1984-12-08 1986-06-18 Philips Patentverwaltung GmbH High-pressure gas-discharge lamp having a tungsten sheet electrode

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2231107A1 (en) * 1973-05-25 1974-12-20 Central Eclairage Lab Sodium vapour high-pressure discharge lamp - having internal auxiliary electrode for short ignition discharge path
DE3242840A1 (en) * 1982-04-20 1983-10-27 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Low power high-pressure discharge lamp
EP0184876A2 (en) * 1984-12-08 1986-06-18 Philips Patentverwaltung GmbH High-pressure gas-discharge lamp having a tungsten sheet electrode
EP0184876A3 (en) * 1984-12-08 1988-10-26 Philips Patentverwaltung GmbH High-pressure gas-discharge lamp having a tungsten sheet electrode

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