JPH02120748U - - Google Patents

Info

Publication number
JPH02120748U
JPH02120748U JP1989029735U JP2973589U JPH02120748U JP H02120748 U JPH02120748 U JP H02120748U JP 1989029735 U JP1989029735 U JP 1989029735U JP 2973589 U JP2973589 U JP 2973589U JP H02120748 U JPH02120748 U JP H02120748U
Authority
JP
Japan
Prior art keywords
short
core wires
circuited
circuited core
light bulb
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
JP1989029735U
Other languages
English (en)
Other versions
JPH076614Y2 (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 JP1989029735U priority Critical patent/JPH076614Y2/ja
Priority to US07/487,389 priority patent/US5025188A/en
Priority to EP19900105092 priority patent/EP0387910A3/en
Publication of JPH02120748U publication Critical patent/JPH02120748U/ja
Application granted granted Critical
Publication of JPH076614Y2 publication Critical patent/JPH076614Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/18—Mountings or supports for the incandescent body
    • H01K1/24—Mounts for lamps with connections at opposite ends, e.g. for tubular lamp

Landscapes

  • Resistance Heating (AREA)

Description

【図面の簡単な説明】
第１図は本考案に係る管型白熱電球の一例を示
す説明用断面図である。 １０……ガラス製管型封体、１１……封止部、
１０ａ……発光部、１０ｂ……非発光部、１２…
…縮径部、２０……フイラメント組立体、２２…
…粗巻コイル、２５……コイル状フイラメント、
２７……短絡芯線、２７Ａ……両端の短絡芯線、
２７Ｂ……両端以外の短絡芯線、３０……リード
棒、Ｐ……管軸。

Claims (1)

  1. 【実用新案登録請求の範囲】 コイル状フイラメントと短絡芯線とが交互に配
    置されてなるフイラメント組立体の当該短絡芯線
    がガラス製管型封体に設けた縮径部により保持さ
    れ、隣合う縮径部で囲まれた部分が発光部もしく
    は非発光部とされる管型白熱電球であつて、 両端の短絡芯線を、他の短絡芯線よりも短くし
    て、当該白熱電球の両端に発光部を２個連続して
    形成したことを特徴とする管型白熱電球。
JP1989029735U 1989-03-17 1989-03-17 管型白熱電球 Expired - Lifetime JPH076614Y2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1989029735U JPH076614Y2 (ja) 1989-03-17 1989-03-17 管型白熱電球
US07/487,389 US5025188A (en) 1989-03-17 1990-03-02 Elongate tubular incandescent lamp with filament shorting bars
EP19900105092 EP0387910A3 (en) 1989-03-17 1990-03-17 Tube type incandescent lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989029735U JPH076614Y2 (ja) 1989-03-17 1989-03-17 管型白熱電球

Publications (2)

Publication Number Publication Date
JPH02120748U true JPH02120748U (ja) 1990-09-28
JPH076614Y2 JPH076614Y2 (ja) 1995-02-15

Family

ID=12284364

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989029735U Expired - Lifetime JPH076614Y2 (ja) 1989-03-17 1989-03-17 管型白熱電球

Country Status (3)

Country Link
US (1) US5025188A (ja)
EP (1) EP0387910A3 (ja)
JP (1) JPH076614Y2 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19528686A1 (de) * 1995-08-03 1997-02-06 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Halogenglühlampe

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6372845U (ja) * 1986-10-30 1988-05-16

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2042963A (en) * 1930-10-15 1936-06-02 Westinghouse Lamp Co Ultraviolet lamp
GB856539A (en) * 1958-09-04 1960-12-21 Gen Electric Co Ltd Improvements in or relating to devices for producing light or infra-red radiation
NL160678C (nl) * 1970-09-03 1979-11-15 Philips Nv Elektrische gloeilamp.
US4070594A (en) * 1975-02-13 1978-01-24 Matsushita Electronics Corporation Light source device to be utilized mainly for projection purposes
US3983441A (en) * 1975-07-03 1976-09-28 Xerox Corporation Multiple pinch incandescent lamp
NL7514249A (nl) * 1975-12-08 1977-06-10 Philips Nv Halogeengloeilamp.
US4272698A (en) * 1978-12-01 1981-06-09 Ushio Denki Kabushikikaisha Tubular incandescent lamp
DE8325715U1 (de) * 1983-09-07 1985-02-21 Radium-Elektrizitäts-Gesellschaft mbH, 5272 Wipperfürth Zweiseitig gesockelte gluehlampe

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6372845U (ja) * 1986-10-30 1988-05-16

Also Published As

Publication number Publication date
JPH076614Y2 (ja) 1995-02-15
EP0387910A3 (en) 1991-05-15
US5025188A (en) 1991-06-18
EP0387910A2 (en) 1990-09-19

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