FR2290030A1 - Perfectionnements aux lampes a decharge au sodium a haute pression - Google Patents

Perfectionnements aux lampes a decharge au sodium a haute pression

Info

Publication number
FR2290030A1
FR2290030A1 FR7533203A FR7533203A FR2290030A1 FR 2290030 A1 FR2290030 A1 FR 2290030A1 FR 7533203 A FR7533203 A FR 7533203A FR 7533203 A FR7533203 A FR 7533203A FR 2290030 A1 FR2290030 A1 FR 2290030A1
Authority
FR
France
Prior art keywords
high pressure
discharge lamps
pressure sodium
sodium discharge
lamps
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
FR7533203A
Other languages
English (en)
Other versions
FR2290030B1 (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.)
Thorn Electrical Industries 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
Application filed by Thorn Electrical Industries Ltd filed Critical Thorn Electrical Industries Ltd
Publication of FR2290030A1 publication Critical patent/FR2290030A1/fr
Application granted granted Critical
Publication of FR2290030B1 publication Critical patent/FR2290030B1/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
    • H01J61/36—Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
    • H01J61/366—Seals for leading-in conductors
FR7533203A 1974-10-30 1975-10-30 Perfectionnements aux lampes a decharge au sodium a haute pression Granted FR2290030A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4703774A GB1475093A (en) 1974-10-30 1974-10-30 Electrode mounting assembly in high-pressure sodium discharge lamp

Publications (2)

Publication Number Publication Date
FR2290030A1 true FR2290030A1 (fr) 1976-05-28
FR2290030B1 FR2290030B1 (fr) 1980-08-01

Family

ID=10443465

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7533203A Granted FR2290030A1 (fr) 1974-10-30 1975-10-30 Perfectionnements aux lampes a decharge au sodium a haute pression

Country Status (7)

Country Link
US (1) US4019078A (fr)
JP (1) JPS5167680A (fr)
CA (1) CA1046573A (fr)
DE (1) DE2548301C3 (fr)
FR (1) FR2290030A1 (fr)
GB (1) GB1475093A (fr)
NL (1) NL178733C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2373156A1 (fr) * 1976-12-06 1978-06-30 Gen Electric Lampe a decharge a haute pression perfectionnee

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4056752A (en) * 1976-07-01 1977-11-01 General Electric Company Ceramic lamp having tubular inlead containing yttrium-zirconium mixture
US4435669A (en) * 1979-05-07 1984-03-06 North American Philips Electric Corp. Arc tube construction
DE3568910D1 (en) * 1984-03-22 1989-04-20 Philips Nv High-pressure discharge lamp
HU196014B (en) * 1986-10-23 1988-08-29 Tungsram Reszvenytarsasag Current input wire of electric discharge lamp
JP3228073B2 (ja) * 1995-05-16 2001-11-12 ウシオ電機株式会社 放電ランプ
KR100966078B1 (ko) * 2002-11-25 2010-06-28 코닌클리케 필립스 일렉트로닉스 엔.브이. 단부 마감 부재, 방전 램프 및 상기 방전 램프를 제조하는 방법
KR101008530B1 (ko) * 2002-11-25 2011-01-14 코닌클리케 필립스 일렉트로닉스 엔.브이. 방전 용기, 가스-밀폐방식의 고압 버너, 상기 버너를 포함하는 램프 및 상기 램프를 제조하는 방법
DE10256389A1 (de) * 2002-12-02 2004-06-09 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Metallhalogenidlampe mit keramischem Entladungsgefäß
US7215081B2 (en) * 2002-12-18 2007-05-08 General Electric Company HID lamp having material free dosing tube seal
US7525252B2 (en) * 2002-12-27 2009-04-28 General Electric Company Sealing tube material for high pressure short-arc discharge lamps

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1647238A (en) * 1925-06-18 1927-11-01 Bell Telephone Labor Inc Electron-discharge device
US2521315A (en) * 1947-10-04 1950-09-05 Victoreen Instr Company Geiger tube
US3038098A (en) * 1959-07-14 1962-06-05 Sylvania Electric Prod Electron tube
US3474277A (en) * 1966-08-03 1969-10-21 Westinghouse Electric Corp Ceramic arc lamp construction
JPS5546616B2 (fr) * 1973-01-24 1980-11-25

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2373156A1 (fr) * 1976-12-06 1978-06-30 Gen Electric Lampe a decharge a haute pression perfectionnee

Also Published As

Publication number Publication date
CA1046573A (fr) 1979-01-16
NL7512032A (nl) 1976-05-04
GB1475093A (en) 1977-06-01
NL178733C (nl) 1986-05-01
DE2548301B2 (de) 1979-03-08
DE2548301C3 (de) 1979-10-25
US4019078A (en) 1977-04-19
DE2548301A1 (de) 1976-05-06
JPS5167680A (en) 1976-06-11
NL178733B (nl) 1985-12-02
FR2290030B1 (fr) 1980-08-01

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Legal Events

Date Code Title Description
ST Notification of lapse