JPH0343253U - - Google Patents

Info

Publication number
JPH0343253U
JPH0343253U JP10472089U JP10472089U JPH0343253U JP H0343253 U JPH0343253 U JP H0343253U JP 10472089 U JP10472089 U JP 10472089U JP 10472089 U JP10472089 U JP 10472089U JP H0343253 U JPH0343253 U JP H0343253U
Authority
JP
Japan
Prior art keywords
tube
glass
hyperoxygen
crystallize
irradiated
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
JP10472089U
Other languages
English (en)
Other versions
JPH0622919Y2 (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 JP10472089U priority Critical patent/JPH0622919Y2/ja
Publication of JPH0343253U publication Critical patent/JPH0343253U/ja
Application granted granted Critical
Publication of JPH0622919Y2 publication Critical patent/JPH0622919Y2/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、本考案の一実施例である極性表示付
放電管を示す図、第2図は、従来技術における極
性表示を備えた放電管を示す図である。 1…放電管、2…気密外囲器、3a,3b…電
極、4…封止部、5a,5b…リード線、6…極
性表示部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 複数のリード線が導出されたガラス管球の少な
    くとも一つのリード線と対応する部分に、過酸素
    バーナ炎の照射によつて上記管球を構成するガラ
    スをスポツト状に結晶化させて白色状とした極性
    表示部を形成した極性表示付放電管。
JP10472089U 1989-09-06 1989-09-06 極性表示付放電管 Expired - Lifetime JPH0622919Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10472089U JPH0622919Y2 (ja) 1989-09-06 1989-09-06 極性表示付放電管

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10472089U JPH0622919Y2 (ja) 1989-09-06 1989-09-06 極性表示付放電管

Publications (2)

Publication Number Publication Date
JPH0343253U true JPH0343253U (ja) 1991-04-23
JPH0622919Y2 JPH0622919Y2 (ja) 1994-06-15

Family

ID=31653502

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10472089U Expired - Lifetime JPH0622919Y2 (ja) 1989-09-06 1989-09-06 極性表示付放電管

Country Status (1)

Country Link
JP (1) JPH0622919Y2 (ja)

Also Published As

Publication number Publication date
JPH0622919Y2 (ja) 1994-06-15

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