JPS51148275A - Metal vapor discharge lamp lighting device - Google Patents

Metal vapor discharge lamp lighting device

Info

Publication number
JPS51148275A
JPS51148275A JP7249675A JP7249675A JPS51148275A JP S51148275 A JPS51148275 A JP S51148275A JP 7249675 A JP7249675 A JP 7249675A JP 7249675 A JP7249675 A JP 7249675A JP S51148275 A JPS51148275 A JP S51148275A
Authority
JP
Japan
Prior art keywords
lighting device
discharge lamp
lamp lighting
metal vapor
vapor discharge
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.)
Granted
Application number
JP7249675A
Other languages
Japanese (ja)
Other versions
JPS6038821B2 (en
Inventor
Norihiko Tanaka
Katsuya Otani
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP50072496A priority Critical patent/JPS6038821B2/en
Publication of JPS51148275A publication Critical patent/JPS51148275A/en
Publication of JPS6038821B2 publication Critical patent/JPS6038821B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

PURPOSE: To obtain low cost and reliable closed structure by changing the shape of the closed part of the end part of an illuminating tube of the ligh ttransmission porcelain such as high pressure sodium vapor lamp without causing other troubles.
COPYRIGHT: (C)1976,JPO&Japio
JP50072496A 1975-06-13 1975-06-13 metal vapor discharge lamp Expired JPS6038821B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50072496A JPS6038821B2 (en) 1975-06-13 1975-06-13 metal vapor discharge lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50072496A JPS6038821B2 (en) 1975-06-13 1975-06-13 metal vapor discharge lamp

Publications (2)

Publication Number Publication Date
JPS51148275A true JPS51148275A (en) 1976-12-20
JPS6038821B2 JPS6038821B2 (en) 1985-09-03

Family

ID=13490986

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50072496A Expired JPS6038821B2 (en) 1975-06-13 1975-06-13 metal vapor discharge lamp

Country Status (1)

Country Link
JP (1) JPS6038821B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5769658A (en) * 1980-10-17 1982-04-28 Mitsubishi Electric Corp Methal vapor discharge lamp
JPS59209259A (en) * 1984-04-11 1984-11-27 Matsushita Electronics Corp High pressure sodium lamp

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4828737A (en) * 1971-08-21 1973-04-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4828737A (en) * 1971-08-21 1973-04-16

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5769658A (en) * 1980-10-17 1982-04-28 Mitsubishi Electric Corp Methal vapor discharge lamp
JPS59209259A (en) * 1984-04-11 1984-11-27 Matsushita Electronics Corp High pressure sodium lamp

Also Published As

Publication number Publication date
JPS6038821B2 (en) 1985-09-03

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