JPS51130082A - High-pressure sodium vapor discharge lamp - Google Patents

High-pressure sodium vapor discharge lamp

Info

Publication number
JPS51130082A
JPS51130082A JP5388975A JP5388975A JPS51130082A JP S51130082 A JPS51130082 A JP S51130082A JP 5388975 A JP5388975 A JP 5388975A JP 5388975 A JP5388975 A JP 5388975A JP S51130082 A JPS51130082 A JP S51130082A
Authority
JP
Japan
Prior art keywords
pressure sodium
sodium vapor
discharge lamp
vapor discharge
electrode
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.)
Pending
Application number
JP5388975A
Other languages
Japanese (ja)
Inventor
Taisaku Kizaki
Etsuo Urataki
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP5388975A priority Critical patent/JPS51130082A/en
Publication of JPS51130082A publication Critical patent/JPS51130082A/en
Pending legal-status Critical Current

Links

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

PURPOSE: To provide a high-pressure sodium vapor lamp inclinding an Al3O3 emission tube, in which Nb is disposed to piece through an electrode-supporting end plate of ceramic and the Al2O3 emission tube is bonded tightly and in which a starting auxiliary electrode is optionally disposed and a high breakdown voltage is maintained between this auxiliary electrode and a main electrode.
COPYRIGHT: (C)1976,JPO&Japio
JP5388975A 1975-05-07 1975-05-07 High-pressure sodium vapor discharge lamp Pending JPS51130082A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5388975A JPS51130082A (en) 1975-05-07 1975-05-07 High-pressure sodium vapor discharge lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5388975A JPS51130082A (en) 1975-05-07 1975-05-07 High-pressure sodium vapor discharge lamp

Publications (1)

Publication Number Publication Date
JPS51130082A true JPS51130082A (en) 1976-11-12

Family

ID=12955284

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5388975A Pending JPS51130082A (en) 1975-05-07 1975-05-07 High-pressure sodium vapor discharge lamp

Country Status (1)

Country Link
JP (1) JPS51130082A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6037646A (en) * 1983-08-09 1985-02-27 Japan Storage Battery Co Ltd High pressure sodium lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6037646A (en) * 1983-08-09 1985-02-27 Japan Storage Battery Co Ltd High pressure sodium lamp

Similar Documents

Publication Publication Date Title
JPS5263663A (en) Gas electric discharge panel
JPS5367972A (en) Electrode for elctric discharge lamp
JPS52101876A (en) Firing device for high voltage vapor discharge lamp
JPS51130082A (en) High-pressure sodium vapor discharge lamp
JPS5711806A (en) Ozonizer
JPS53675A (en) Apparaus for lighting high pressure steam discharge lamp
JPS5345074A (en) Metal vapor discharge apparatus
JPS51126995A (en) Discharge electrodes for a ozonizer
JPS5260059A (en) Field discharge type electronic gun
JPS5244081A (en) High-voltage sodium vapor discharge lamp
JPS5255468A (en) Electron tube containing ceramic surrounding parts
JPS53105996A (en) Gas laser device
JPS57157453A (en) High pressure electric-discharge lamp
JPS5427349A (en) Electron tube
JPS5239976A (en) Sintered electrode for discharge lamp
JPS5239977A (en) Sintered electrode for discharge lamp
JPS52100772A (en) Low voltage mercury vapor discharge lamp electrode
JPS53145373A (en) High pressure discharge lamp
JPS52101877A (en) Firing device for high voltage vapor discharge lamp
JPS5436078A (en) Sintered electrode for use in discharge tube lamp
JPS5353171A (en) High voltage alkali metal vapor discharge lamp
JPS53140875A (en) High pressure vapor discharge lamp
JPS53123577A (en) Metal halide lamp
JPS5342473A (en) Metal vapor discharge lamp
JPS5264174A (en) Metallic vapor discharge lamp