AT327320B - HIGH PRESSURE DISCHARGE LAMP - Google Patents

HIGH PRESSURE DISCHARGE LAMP

Info

Publication number
AT327320B
AT327320B AT144573A AT144573A AT327320B AT 327320 B AT327320 B AT 327320B AT 144573 A AT144573 A AT 144573A AT 144573 A AT144573 A AT 144573A AT 327320 B AT327320 B AT 327320B
Authority
AT
Austria
Prior art keywords
high pressure
discharge lamp
pressure discharge
lamp
pressure
Prior art date
Application number
AT144573A
Other languages
German (de)
Other versions
ATA144573A (en
Inventor
B R Schat
A Timmermans
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of ATA144573A publication Critical patent/ATA144573A/en
Application granted granted Critical
Publication of AT327320B publication Critical patent/AT327320B/en

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
AT144573A 1972-02-21 1973-02-19 HIGH PRESSURE DISCHARGE LAMP AT327320B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7202269,A NL170574C (en) 1972-02-21 1972-02-21 HIGH PRESSURE DISCHARGE LAMP.

Publications (2)

Publication Number Publication Date
ATA144573A ATA144573A (en) 1975-04-15
AT327320B true AT327320B (en) 1976-01-26

Family

ID=19815430

Family Applications (1)

Application Number Title Priority Date Filing Date
AT144573A AT327320B (en) 1972-02-21 1973-02-19 HIGH PRESSURE DISCHARGE LAMP

Country Status (12)

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

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 (en) * 1976-03-09 1980-08-05 Thorn Electrical Industries Limited Electric lamps and components and materials therefor
EP0028885B1 (en) * 1979-11-12 1983-05-25 Thorn Emi Plc An electrically conducting cermet, its production and use
US4599543A (en) * 1983-10-14 1986-07-08 General Electric Company Time fuse for high pressure sodium lamps
JPS6161338A (en) * 1984-08-31 1986-03-29 Ngk Insulators Ltd Manufacturing method of light emitted tube for high pressure metallic vapor electric-discharge lamp
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 (en) 1973-12-12
NL170574C (en) 1982-11-16
IT977810B (en) 1974-09-20
DE2307189C3 (en) 1981-12-17
FR2173091A1 (en) 1973-10-05
BE795679A (en) 1973-08-20
NL7202269A (en) 1973-08-23
AU5224073A (en) 1974-08-22
ES411788A1 (en) 1976-01-01
SE377224B (en) 1975-06-23
FR2173091B1 (en) 1977-12-23
DE2307189B2 (en) 1981-04-02
NL170574B (en) 1982-06-16
GB1361773A (en) 1974-07-30
ATA144573A (en) 1975-04-15
CA963075A (en) 1975-02-18
JPS5629335B2 (en) 1981-07-08
US3885184A (en) 1975-05-20
DE2307189A1 (en) 1973-08-30

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification