GB1438065A - Sodium vapour lamp - Google Patents

Sodium vapour lamp

Info

Publication number
GB1438065A
GB1438065A GB577474A GB577474A GB1438065A GB 1438065 A GB1438065 A GB 1438065A GB 577474 A GB577474 A GB 577474A GB 577474 A GB577474 A GB 577474A GB 1438065 A GB1438065 A GB 1438065A
Authority
GB
United Kingdom
Prior art keywords
arc tube
rod
vapour lamp
wires
sodium vapour
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
GB577474A
Other languages
English (en)
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
Publication of GB1438065A publication Critical patent/GB1438065A/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
    • H01J61/54—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
    • 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

Landscapes

  • Discharge Lamps And Accessories Thereof (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
GB577474A 1973-03-08 1974-02-07 Sodium vapour lamp Expired GB1438065A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00339327A US3806748A (en) 1973-03-08 1973-03-08 Sodium vapor lamp having a grooved alumina arc tube with side rod heater retainer

Publications (1)

Publication Number Publication Date
GB1438065A true GB1438065A (en) 1976-06-03

Family

ID=23328494

Family Applications (1)

Application Number Title Priority Date Filing Date
GB577474A Expired GB1438065A (en) 1973-03-08 1974-02-07 Sodium vapour lamp

Country Status (5)

Country Link
US (1) US3806748A (https=)
BE (1) BE812029A (https=)
CA (1) CA1009700A (https=)
FR (1) FR2220873B1 (https=)
GB (1) GB1438065A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0049465A3 (en) * 1980-10-02 1982-09-15 Gte Laboratories Incorporated Method and apparatus for starting high intensity discharge lamps

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961222A (en) * 1974-12-16 1976-06-01 Xerox Corporation Sodium vapor lamp configuration
US4328446A (en) * 1980-04-11 1982-05-04 Gte Laboratories Incorporated Method and apparatus for starting high intensity discharge lamps
US4961020A (en) * 1989-03-03 1990-10-02 General Electric Company Sodium vapor lamp for sonic pulse operation
US20070108912A1 (en) * 2005-11-16 2007-05-17 Leonard James A Device for containing arc tube ruptures in lamps

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 (https=) * 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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0049465A3 (en) * 1980-10-02 1982-09-15 Gte Laboratories Incorporated Method and apparatus for starting high intensity discharge lamps

Also Published As

Publication number Publication date
FR2220873B1 (https=) 1977-06-10
US3806748A (en) 1974-04-23
BE812029A (fr) 1974-09-09
FR2220873A1 (https=) 1974-10-04
CA1009700A (en) 1977-05-03

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee