JPH02148555U - - Google Patents

Info

Publication number
JPH02148555U
JPH02148555U JP5702889U JP5702889U JPH02148555U JP H02148555 U JPH02148555 U JP H02148555U JP 5702889 U JP5702889 U JP 5702889U JP 5702889 U JP5702889 U JP 5702889U JP H02148555 U JPH02148555 U JP H02148555U
Authority
JP
Japan
Prior art keywords
short
core wire
filament
wound coil
circuited
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
JP5702889U
Other languages
English (en)
Other versions
JPH0612608Y2 (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 JP5702889U priority Critical patent/JPH0612608Y2/ja
Publication of JPH02148555U publication Critical patent/JPH02148555U/ja
Application granted granted Critical
Publication of JPH0612608Y2 publication Critical patent/JPH0612608Y2/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図はフイラメント組立体の製作過程を示す
説明図、第２図は本考案に係る管型白熱電球の実
施例を示す説明用断面図、第３図は従来の管型白
熱電球におけるフイラメント組立体の製作過程を
示す説明図である。 １０……ガラス製発光管、１５……縮径部、２
０……コイル状フイラメント、２１……密巻コイ
ル部、２２……疎巻コイル部、２１Ａ……端部側
、３０……短絡芯線、４０……非発光部、５０…
…発光部、６０……フイラメント組立体、８０…
…溶接電極、管軸Ｐ。

Claims (1)

    【実用新案登録請求の範囲】
  1. コイル状フイラメントの所定部分に短絡芯線が
    挿入されて発光部と非発光部とが形成されてなる
    部分発光型のフイラメント組立体の当該短絡芯線
    が挿入される部分のフイラメントが、当該短絡芯
    線の両外端側に位置して、当該短絡芯線との溶接
    部を構成する密巻コイル部と、各密巻コイル部か
    ら当該短絡芯線の外端側に伸びる１ターン以上の
    疎巻コイル部とを有し、当該フイラメント組立体
    の非発光部の両端近傍がガラス製発光管に形成さ
    れた縮径部により保持されてなることを特徴とす
    る管型白熱電球。
JP5702889U 1989-05-19 1989-05-19 管型白熱電球 Expired - Lifetime JPH0612608Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5702889U JPH0612608Y2 (ja) 1989-05-19 1989-05-19 管型白熱電球

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5702889U JPH0612608Y2 (ja) 1989-05-19 1989-05-19 管型白熱電球

Publications (2)

Publication Number Publication Date
JPH02148555U true JPH02148555U (ja) 1990-12-18
JPH0612608Y2 JPH0612608Y2 (ja) 1994-03-30

Family

ID=31581372

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5702889U Expired - Lifetime JPH0612608Y2 (ja) 1989-05-19 1989-05-19 管型白熱電球

Country Status (1)

Country Link
JP (1) JPH0612608Y2 (ja)

Also Published As

Publication number Publication date
JPH0612608Y2 (ja) 1994-03-30

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term