CA1006901A - Sodium vapor lamp having an improved grooved alumina arc tube - Google Patents

Sodium vapor lamp having an improved grooved alumina arc tube

Info

Publication number
CA1006901A
CA1006901A CA190,769A CA190769A CA1006901A CA 1006901 A CA1006901 A CA 1006901A CA 190769 A CA190769 A CA 190769A CA 1006901 A CA1006901 A CA 1006901A
Authority
CA
Canada
Prior art keywords
arc tube
vapor lamp
sodium vapor
alumina arc
improved grooved
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
CA190,769A
Other languages
English (en)
Inventor
Alexander T. Zack
Bernard Kopelman
John F. Mckenna
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.)
GTE Sylvania Inc
Original Assignee
GTE Sylvania Inc
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 GTE Sylvania Inc filed Critical GTE Sylvania Inc
Application granted granted Critical
Publication of CA1006901A publication Critical patent/CA1006901A/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
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
    • H01J61/541—Igniting arrangements, e.g. promoting ionisation for starting using a bimetal switch
    • H01J61/544—Igniting arrangements, e.g. promoting ionisation for starting using a bimetal switch and an auxiliary electrode outside the vessel
CA190,769A 1973-03-08 1974-01-23 Sodium vapor lamp having an improved grooved alumina arc tube Expired CA1006901A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00339326A US3806747A (en) 1973-03-08 1973-03-08 Sodium vapor lamp having an improved grooved alumina arc tube

Publications (1)

Publication Number Publication Date
CA1006901A true CA1006901A (en) 1977-03-15

Family

ID=23328490

Family Applications (1)

Application Number Title Priority Date Filing Date
CA190,769A Expired CA1006901A (en) 1973-03-08 1974-01-23 Sodium vapor lamp having an improved grooved alumina arc tube

Country Status (5)

Country Link
US (1) US3806747A (enrdf_load_stackoverflow)
BE (1) BE812028A (enrdf_load_stackoverflow)
CA (1) CA1006901A (enrdf_load_stackoverflow)
FR (1) FR2220872B1 (enrdf_load_stackoverflow)
GB (1) GB1437915A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4437039A (en) * 1978-10-03 1984-03-13 North American Philips Electric Corp. Starting arrangement for high-intensity-discharge sodium lamp
EP0258829A3 (de) * 1986-09-05 1989-11-29 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Hochdruckentladungslampe und Verfahren zum Betrieb
FR2649827B1 (fr) * 1989-07-13 1992-06-12 Sodern Dispositif de chauffage d'un tube d'alumine et tube a decharge muni d'un tel dispositif
US20070108912A1 (en) * 2005-11-16 2007-05-17 Leonard James A Device for containing arc tube ruptures in lamps
EP2034510B1 (en) * 2006-05-26 2012-11-21 Iwasaki Electric Co., Ltd High pressure discharge lamp with a trigger wire

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2765416A (en) * 1953-09-24 1956-10-02 Westinghouse Electric Corp Vapor lamps utilizing chemical compounds
NL6511266A (enrdf_load_stackoverflow) * 1965-08-28 1967-03-01
US3746914A (en) * 1971-12-30 1973-07-17 Gte Sylvania Inc Arc discharge tube with surrounding starting coil
US3757158A (en) * 1972-06-23 1973-09-04 Gte Sylvania Inc Sodium vapor lamp having a grooved alumina arc tube
US3721846A (en) * 1972-06-26 1973-03-20 Gte Sylvania Inc Sodium vapor lamp having improved starting means including a heater
US3757159A (en) * 1972-07-17 1973-09-04 Gte Sylvania Inc Sodium vapor lamp having improved starting means

Also Published As

Publication number Publication date
FR2220872A1 (enrdf_load_stackoverflow) 1974-10-04
BE812028A (fr) 1974-09-09
FR2220872B1 (enrdf_load_stackoverflow) 1977-06-10
GB1437915A (en) 1976-06-03
US3806747A (en) 1974-04-23

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