CA952972A - Method of making a gas- and/or vapour discharge tube ready for operation - Google Patents

Method of making a gas- and/or vapour discharge tube ready for operation

Info

Publication number
CA952972A
CA952972A CA141,281A CA141281A CA952972A CA 952972 A CA952972 A CA 952972A CA 141281 A CA141281 A CA 141281A CA 952972 A CA952972 A CA 952972A
Authority
CA
Canada
Prior art keywords
gas
making
discharge tube
vapour discharge
tube ready
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
CA141,281A
Other versions
CA141281S (en
Inventor
Abraham 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
Application granted granted Critical
Publication of CA952972A publication Critical patent/CA952972A/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
    • H01J61/045—Thermic screens or reflectors
CA141,281A 1971-05-08 1972-05-04 Method of making a gas- and/or vapour discharge tube ready for operation Expired CA952972A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7106348A NL7106348A (en) 1971-05-08 1971-05-08

Publications (1)

Publication Number Publication Date
CA952972A true CA952972A (en) 1974-08-13

Family

ID=19813116

Family Applications (1)

Application Number Title Priority Date Filing Date
CA141,281A Expired CA952972A (en) 1971-05-08 1972-05-04 Method of making a gas- and/or vapour discharge tube ready for operation

Country Status (9)

Country Link
US (1) US3790837A (en)
AT (1) AT318076B (en)
AU (1) AU469996B2 (en)
BE (1) BE783167A (en)
CA (1) CA952972A (en)
DE (1) DE2221777A1 (en)
FR (1) FR2137618A1 (en)
GB (1) GB1334992A (en)
NL (1) NL7106348A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL168993C (en) * 1975-01-17 1982-05-17 Philips Nv METHOD FOR OPERATING A SELF-STABILIZING DISCHARGE LAMP
AU529323B2 (en) * 1979-09-29 1983-06-02 K.K. Toshiba Fluorescent lamp
HU191305B (en) * 1984-03-29 1987-02-27 Tungsram Rt,Hu High pressure sodium or metal halogen lamp for dc operation
US4970431A (en) * 1987-11-03 1990-11-13 U.S. Philips Corporation High-pressure sodium discharge lamp with fins radially extending from the discharge vessel for controlling the wall temperature of the discharge vessel
US20100244647A1 (en) * 2007-10-19 2010-09-30 Osram Gesellschaft Mit Beschraenkter Haftung High-Pressure Discharge Lamp
JP5056903B2 (en) * 2010-06-03 2012-10-24 ウシオ電機株式会社 Ultra high pressure mercury lamp and method of manufacturing the ultra high pressure mercury lamp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3333132A (en) * 1964-05-19 1967-07-25 Westinghouse Electric Corp Discharge lamp having heat reflecting shields surrounding its electrodes

Also Published As

Publication number Publication date
AU469996B2 (en) 1976-02-26
DE2221777A1 (en) 1972-12-07
AT318076B (en) 1974-09-25
GB1334992A (en) 1973-10-24
FR2137618A1 (en) 1972-12-29
NL7106348A (en) 1972-11-10
AU4180872A (en) 1973-11-08
BE783167A (en) 1972-11-08
US3790837A (en) 1974-02-05

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