JPS6217976Y2 - - Google Patents

Info

Publication number
JPS6217976Y2
JPS6217976Y2 JP1979078465U JP7846579U JPS6217976Y2 JP S6217976 Y2 JPS6217976 Y2 JP S6217976Y2 JP 1979078465 U JP1979078465 U JP 1979078465U JP 7846579 U JP7846579 U JP 7846579U JP S6217976 Y2 JPS6217976 Y2 JP S6217976Y2
Authority
JP
Japan
Prior art keywords
glass tube
light
luminous flux
brightness
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.)
Expired
Application number
JP1979078465U
Other languages
English (en)
Japanese (ja)
Other versions
JPS55178964U (enExample
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 filed Critical
Priority to JP1979078465U priority Critical patent/JPS6217976Y2/ja
Publication of JPS55178964U publication Critical patent/JPS55178964U/ja
Application granted granted Critical
Publication of JPS6217976Y2 publication Critical patent/JPS6217976Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
JP1979078465U 1979-06-08 1979-06-08 Expired JPS6217976Y2 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1979078465U JPS6217976Y2 (enExample) 1979-06-08 1979-06-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979078465U JPS6217976Y2 (enExample) 1979-06-08 1979-06-08

Publications (2)

Publication Number Publication Date
JPS55178964U JPS55178964U (enExample) 1980-12-22
JPS6217976Y2 true JPS6217976Y2 (enExample) 1987-05-08

Family

ID=29311917

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1979078465U Expired JPS6217976Y2 (enExample) 1979-06-08 1979-06-08

Country Status (1)

Country Link
JP (1) JPS6217976Y2 (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4916210U (enExample) * 1972-05-13 1974-02-12

Also Published As

Publication number Publication date
JPS55178964U (enExample) 1980-12-22

Similar Documents

Publication Publication Date Title
JPH09320526A (ja) 環形蛍光ランプおよび照明器具
EP1257154A3 (en) Light source device
EP1883099A2 (en) Lighting device with a compact structure
JPS5838449A (ja) 高圧ナトリウムランプ装置
JPS6217976Y2 (enExample)
US4973885A (en) Low voltage direct current (DC) powered fluorescent lamp
GB2090082A (en) Fluorescent light unit with dual light levels
US7345423B2 (en) Assembly of a fluorescent lamp and an extension means
JP3412814B2 (ja) 電球型蛍光ランプ点灯装置
EP0204382B1 (en) High-pressure sodium discharge lamp
JPS6362144A (ja) 電球形蛍光ランプ
JP2690903B2 (ja) 蛍光ランプ装置
CN2591764Y (zh) 长余辉蓄光式电光源
JPH0353406Y2 (enExample)
JPS5814524Y2 (ja) コウアツナトリウムランプ
JPS5941241B2 (ja) 低圧ガス放電灯の点灯装置
CN201017850Y (zh) 一种双向冷端螺旋荧光灯
JPS5838448A (ja) 高圧ナトリウムランプ装置
JPS59165365A (ja) 高圧放電灯
CN201377693Y (zh) 能变色的分体式节能灯泡
JPH0322019B2 (enExample)
JPS63172052U (enExample)
JPH08102290A (ja) ネオングロー放電灯およびこれを用いた照明装置
JPS6171993U (enExample)
JPS61179653U (enExample)