JPH02129662U - - Google Patents

Info

Publication number
JPH02129662U
JPH02129662U JP3864189U JP3864189U JPH02129662U JP H02129662 U JPH02129662 U JP H02129662U JP 3864189 U JP3864189 U JP 3864189U JP 3864189 U JP3864189 U JP 3864189U JP H02129662 U JPH02129662 U JP H02129662U
Authority
JP
Japan
Prior art keywords
translucent ceramic
ceramic tube
discharge lamp
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
JP3864189U
Other languages
English (en)
Other versions
JPH0538530Y2 (ja
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 JP3864189U priority Critical patent/JPH0538530Y2/ja
Publication of JPH02129662U publication Critical patent/JPH02129662U/ja
Application granted granted Critical
Publication of JPH0538530Y2 publication Critical patent/JPH0538530Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)

Description

【図面の簡単な説明】
第１図は本発明に係る高圧金属蒸気放電灯の発
光管の一端断面図である。第２図は従来の高圧金
属蒸気放電灯の発光管の一端断面図である。 ２０……透光性セラミツク管、４０……閉塞体
、Ａ……絞り部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 透光性セラミツク管の端部を閉塞体で封止して
    なる発光管を有する高圧金属蒸気放電灯において
    、該透光性セラミツク管は肉厚がほぼ一様で、か
    つ中央部および端部の径より小さい絞り部が極芯
    近傍に形成されていることを特徴とする高圧金属
    蒸気放電灯。
JP3864189U 1989-03-31 1989-03-31 Expired - Lifetime JPH0538530Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3864189U JPH0538530Y2 (ja) 1989-03-31 1989-03-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3864189U JPH0538530Y2 (ja) 1989-03-31 1989-03-31

Publications (2)

Publication Number Publication Date
JPH02129662U true JPH02129662U (ja) 1990-10-25
JPH0538530Y2 JPH0538530Y2 (ja) 1993-09-29

Family

ID=31546829

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3864189U Expired - Lifetime JPH0538530Y2 (ja) 1989-03-31 1989-03-31

Country Status (1)

Country Link
JP (1) JPH0538530Y2 (ja)

Also Published As

Publication number Publication date
JPH0538530Y2 (ja) 1993-09-29

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