JPH053109B2 - - Google Patents

Info

Publication number
JPH053109B2
JPH053109B2 JP21542283A JP21542283A JPH053109B2 JP H053109 B2 JPH053109 B2 JP H053109B2 JP 21542283 A JP21542283 A JP 21542283A JP 21542283 A JP21542283 A JP 21542283A JP H053109 B2 JPH053109 B2 JP H053109B2
Authority
JP
Japan
Prior art keywords
sodium
lamp
arc tube
tube
ballast
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 - Lifetime
Application number
JP21542283A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60107257A (ja
Inventor
Kazuhiko Ito
Takuji Katsura
Masataka Ozawa
Kazutaka Koyama
Yoshiro Ogata
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP58215422A priority Critical patent/JPS60107257A/ja
Priority to US06/658,414 priority patent/US4600862A/en
Priority to EP84306870A priority patent/EP0138554B1/en
Priority to DE8484306870T priority patent/DE3473688D1/de
Publication of JPS60107257A publication Critical patent/JPS60107257A/ja
Publication of JPH053109B2 publication Critical patent/JPH053109B2/ja
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/02Details
    • H01J61/12Selection of substances for gas fillings; Specified operating pressure or temperature
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/82Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
    • H01J61/825High-pressure sodium lamps

Landscapes

  • Discharge Lamp (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
JP58215422A 1983-10-12 1983-11-15 放電ランプ点灯装置 Granted JPS60107257A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP58215422A JPS60107257A (ja) 1983-11-15 1983-11-15 放電ランプ点灯装置
US06/658,414 US4600862A (en) 1983-10-12 1984-10-05 Discharge lamp operation apparatus
EP84306870A EP0138554B1 (en) 1983-10-12 1984-10-09 Discharge lamp operation apparatus
DE8484306870T DE3473688D1 (en) 1983-10-12 1984-10-09 Discharge lamp operation apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58215422A JPS60107257A (ja) 1983-11-15 1983-11-15 放電ランプ点灯装置

Publications (2)

Publication Number Publication Date
JPS60107257A JPS60107257A (ja) 1985-06-12
JPH053109B2 true JPH053109B2 (enExample) 1993-01-14

Family

ID=16672068

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58215422A Granted JPS60107257A (ja) 1983-10-12 1983-11-15 放電ランプ点灯装置

Country Status (1)

Country Link
JP (1) JPS60107257A (enExample)

Also Published As

Publication number Publication date
JPS60107257A (ja) 1985-06-12

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