FR2173091B1 - - Google Patents

Info

Publication number
FR2173091B1
FR2173091B1 FR7306054A FR7306054A FR2173091B1 FR 2173091 B1 FR2173091 B1 FR 2173091B1 FR 7306054 A FR7306054 A FR 7306054A FR 7306054 A FR7306054 A FR 7306054A FR 2173091 B1 FR2173091 B1 FR 2173091B1
Authority
FR
France
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
FR7306054A
Other versions
FR2173091A1 (fr
Inventor
B R Schat
A Timmermans
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2173091A1 publication Critical patent/FR2173091A1/fr
Application granted granted Critical
Publication of FR2173091B1 publication Critical patent/FR2173091B1/fr
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
    • H01J61/36—Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
    • H01J61/366—Seals for leading-in conductors
    • 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
    • H01J61/361—Seals between parts of vessel
    • H01J61/363—End-disc seals or plug seals
FR7306054A 1972-02-21 1973-02-21 Expired FR2173091B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7202269,A NL170574C (nl) 1972-02-21 1972-02-21 Hogedrukontladingslamp.

Publications (2)

Publication Number Publication Date
FR2173091A1 FR2173091A1 (fr) 1973-10-05
FR2173091B1 true FR2173091B1 (fr) 1977-12-23

Family

ID=19815430

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7306054A Expired FR2173091B1 (fr) 1972-02-21 1973-02-21

Country Status (12)

Country Link
US (1) US3885184A (fr)
JP (1) JPS5629335B2 (fr)
AT (1) AT327320B (fr)
BE (1) BE795679A (fr)
CA (1) CA963075A (fr)
DE (1) DE2307189C3 (fr)
ES (1) ES411788A1 (fr)
FR (1) FR2173091B1 (fr)
GB (1) GB1361773A (fr)
IT (1) IT977810B (fr)
NL (1) NL170574C (fr)
SE (1) SE377224B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU179748B (en) * 1974-01-15 1982-12-28 Ferenc Puskas Cathode of a metal ceramic sintered body produced by dust metalurgy for closing discharge tube of sodium vapour lamp and process for the production thereof
US3996487A (en) * 1975-05-14 1976-12-07 Westinghouse Electric Corporation Ceramic discharge lamp with reduced heat drain
GB1571084A (en) * 1975-12-09 1980-07-09 Thorn Electrical Ind Ltd Electric lamps and components and materials therefor
NZ182774A (en) * 1975-12-09 1979-06-19 Thorn Electrical Ind Ltd Electrically conducting cermet
CA1082909A (fr) * 1976-03-09 1980-08-05 Thorn Electrical Industries Limited Lampes electriques et composantes, et materiaux connexes
EP0028885B1 (fr) * 1979-11-12 1983-05-25 Thorn Emi Plc Cermet électriquement conducteur, sa préparation et son utilisation
US4599543A (en) * 1983-10-14 1986-07-08 General Electric Company Time fuse for high pressure sodium lamps
JPS6161338A (ja) * 1984-08-31 1986-03-29 Ngk Insulators Ltd 高圧金属蒸気放電灯用発光管の製造方法
GB8519582D0 (en) * 1985-08-03 1985-09-11 Emi Plc Thorn Discharge lamps
US5404078A (en) * 1991-08-20 1995-04-04 Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh High-pressure discharge lamp and method of manufacture

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2880369A (en) * 1957-07-10 1959-03-31 Engelhard Ind Inc High pressure vapor arc lamp
US3480823A (en) * 1966-08-12 1969-11-25 Westinghouse Electric Corp Sealed discharge device
US3742283A (en) * 1971-10-28 1973-06-26 Gte Sylvania Inc Press seal for lamp having fused silica envelope

Also Published As

Publication number Publication date
JPS4897383A (fr) 1973-12-12
NL170574C (nl) 1982-11-16
IT977810B (it) 1974-09-20
DE2307189C3 (de) 1981-12-17
FR2173091A1 (fr) 1973-10-05
BE795679A (fr) 1973-08-20
NL7202269A (fr) 1973-08-23
AU5224073A (en) 1974-08-22
ES411788A1 (es) 1976-01-01
SE377224B (fr) 1975-06-23
DE2307189B2 (de) 1981-04-02
NL170574B (nl) 1982-06-16
GB1361773A (en) 1974-07-30
ATA144573A (de) 1975-04-15
CA963075A (en) 1975-02-18
AT327320B (de) 1976-01-26
JPS5629335B2 (fr) 1981-07-08
US3885184A (en) 1975-05-20
DE2307189A1 (de) 1973-08-30

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Legal Events

Date Code Title Description
ST Notification of lapse