JPS53128172A - Metal vapor discharge lamp - Google Patents

Metal vapor discharge lamp

Info

Publication number
JPS53128172A
JPS53128172A JP4295877A JP4295877A JPS53128172A JP S53128172 A JPS53128172 A JP S53128172A JP 4295877 A JP4295877 A JP 4295877A JP 4295877 A JP4295877 A JP 4295877A JP S53128172 A JPS53128172 A JP S53128172A
Authority
JP
Japan
Prior art keywords
discharge lamp
metal vapor
vapor discharge
spattering
confining
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
JP4295877A
Other languages
Japanese (ja)
Inventor
Takaro Shintani
Akihiro Inoue
Makoto Ueda
Toshihiko Ishigami
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP4295877A priority Critical patent/JPS53128172A/en
Publication of JPS53128172A publication Critical patent/JPS53128172A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To provide metal vapor discharge lamp which has long life and prevents luminous flux maintaining factor from decreasing caused by spattering of Penning gas, by confining emitter made of combined oxides in inner tube of discharge lamp.
COPYRIGHT: (C)1978,JPO&Japio
JP4295877A 1977-04-14 1977-04-14 Metal vapor discharge lamp Pending JPS53128172A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4295877A JPS53128172A (en) 1977-04-14 1977-04-14 Metal vapor discharge lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4295877A JPS53128172A (en) 1977-04-14 1977-04-14 Metal vapor discharge lamp

Publications (1)

Publication Number Publication Date
JPS53128172A true JPS53128172A (en) 1978-11-08

Family

ID=12650525

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4295877A Pending JPS53128172A (en) 1977-04-14 1977-04-14 Metal vapor discharge lamp

Country Status (1)

Country Link
JP (1) JPS53128172A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5634590U (en) * 1979-08-27 1981-04-04
US5022882A (en) * 1983-03-10 1991-06-11 Gte Products Corporation Arc tube dosing process for unsaturated high pressure sodium lamp

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4833677A (en) * 1971-09-03 1973-05-11
JPS4833678A (en) * 1971-09-03 1973-05-11
JPS501573A (en) * 1973-05-10 1975-01-09
JPS5027678A (en) * 1973-06-21 1975-03-20
JPS5114779A (en) * 1974-07-12 1976-02-05 Gen Electric
JPS5159483A (en) * 1974-11-22 1976-05-24 Hitachi Ltd KINZOKUJOKIHODENTO

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4833677A (en) * 1971-09-03 1973-05-11
JPS4833678A (en) * 1971-09-03 1973-05-11
JPS501573A (en) * 1973-05-10 1975-01-09
JPS5027678A (en) * 1973-06-21 1975-03-20
JPS5114779A (en) * 1974-07-12 1976-02-05 Gen Electric
JPS5159483A (en) * 1974-11-22 1976-05-24 Hitachi Ltd KINZOKUJOKIHODENTO

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5634590U (en) * 1979-08-27 1981-04-04
US5022882A (en) * 1983-03-10 1991-06-11 Gte Products Corporation Arc tube dosing process for unsaturated high pressure sodium lamp

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