GB1340551A - High pressure sodium vapour discharge lamp - Google Patents

High pressure sodium vapour discharge lamp

Info

Publication number
GB1340551A
GB1340551A GB2391171A GB2391171A GB1340551A GB 1340551 A GB1340551 A GB 1340551A GB 2391171 A GB2391171 A GB 2391171A GB 2391171 A GB2391171 A GB 2391171A GB 1340551 A GB1340551 A GB 1340551A
Authority
GB
United Kingdom
Prior art keywords
tube
cms
auxiliary electrode
electrode
electrodes
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
GB2391171A
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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 Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1340551A publication Critical patent/GB1340551A/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
    • H01J61/547—Igniting arrangements, e.g. promoting ionisation for starting using an auxiliary electrode outside the vessel

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
GB2391171A 1970-03-17 1971-04-19 High pressure sodium vapour discharge lamp Expired GB1340551A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7003741A NL155677B (nl) 1970-03-17 1970-03-17 Ontladingslamp voorzien van een langwerpige ontladingsbuis.

Publications (1)

Publication Number Publication Date
GB1340551A true GB1340551A (en) 1973-12-12

Family

ID=19809596

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2391171A Expired GB1340551A (en) 1970-03-17 1971-04-19 High pressure sodium vapour discharge lamp

Country Status (8)

Country Link
JP (1) JPS5343767U (https=)
BE (1) BE764291A (https=)
CA (1) CA920205A (https=)
DE (1) DE2110555C3 (https=)
ES (1) ES195712Y (https=)
FR (1) FR2084760A5 (https=)
GB (1) GB1340551A (https=)
NL (1) NL155677B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4981330A (en) * 1988-06-06 1991-01-01 U.S. Philips Corporation High-pressure sodium vapor discharge lamp

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL170347C (nl) * 1976-01-19 1982-10-18 Philips Nv Elektrische inrichting voorzien van een metaaldampontladingslamp.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3461334A (en) * 1967-02-27 1969-08-12 Westinghouse Electric Corp Ceramic discharge lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4981330A (en) * 1988-06-06 1991-01-01 U.S. Philips Corporation High-pressure sodium vapor discharge lamp

Also Published As

Publication number Publication date
JPS5343767U (https=) 1978-04-14
DE2110555C3 (de) 1980-03-27
CA920205A (en) 1973-01-30
DE2110555A1 (de) 1971-09-30
ES195712U (es) 1975-03-01
FR2084760A5 (https=) 1971-12-17
ES195712Y (es) 1975-07-01
DE2110555B2 (de) 1979-07-12
NL155677B (nl) 1978-01-16
NL7003741A (https=) 1971-09-21
BE764291A (fr) 1971-09-15

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee