JPS5264175A - Metallic vapor discharge lamp - Google Patents

Metallic vapor discharge lamp

Info

Publication number
JPS5264175A
JPS5264175A JP13926875A JP13926875A JPS5264175A JP S5264175 A JPS5264175 A JP S5264175A JP 13926875 A JP13926875 A JP 13926875A JP 13926875 A JP13926875 A JP 13926875A JP S5264175 A JPS5264175 A JP S5264175A
Authority
JP
Japan
Prior art keywords
discharge lamp
vapor discharge
metallic vapor
losing
dirt
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
JP13926875A
Other languages
Japanese (ja)
Inventor
Akio Inada
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 JP13926875A priority Critical patent/JPS5264175A/en
Publication of JPS5264175A publication Critical patent/JPS5264175A/en
Pending legal-status Critical Current

Links

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

PURPOSE: To prevent sealing glass solder from flowing to unnecessary portion, dirt and tube end excessive heat from occurring and material from losing by providing recess portion on the outer surface of ceramic disk in high pressure sodium lamp.
COPYRIGHT: (C)1977,JPO&Japio
JP13926875A 1975-11-21 1975-11-21 Metallic vapor discharge lamp Pending JPS5264175A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13926875A JPS5264175A (en) 1975-11-21 1975-11-21 Metallic vapor discharge lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13926875A JPS5264175A (en) 1975-11-21 1975-11-21 Metallic vapor discharge lamp

Publications (1)

Publication Number Publication Date
JPS5264175A true JPS5264175A (en) 1977-05-27

Family

ID=15241317

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13926875A Pending JPS5264175A (en) 1975-11-21 1975-11-21 Metallic vapor discharge lamp

Country Status (1)

Country Link
JP (1) JPS5264175A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5432083U (en) * 1977-08-08 1979-03-02
JPS57132664A (en) * 1981-12-28 1982-08-17 Mitsubishi Electric Corp Sealing method of lighting tube
JPS6266160U (en) * 1985-10-16 1987-04-24
US4774431A (en) * 1986-09-29 1988-09-27 North American Philips Lighting Corp. Arc tube wire support
WO2011153797A1 (en) * 2010-06-07 2011-12-15 潮州市灿源电光源有限公司 Ceramic projection lamp

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5432083U (en) * 1977-08-08 1979-03-02
JPS57132664A (en) * 1981-12-28 1982-08-17 Mitsubishi Electric Corp Sealing method of lighting tube
JPS6266160U (en) * 1985-10-16 1987-04-24
US4774431A (en) * 1986-09-29 1988-09-27 North American Philips Lighting Corp. Arc tube wire support
WO2011153797A1 (en) * 2010-06-07 2011-12-15 潮州市灿源电光源有限公司 Ceramic projection lamp

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