EP0849770A3 - Verfahren zur Herstellung von helikal gewickelten Wendelkörpern und Wendelkörper, die nach dieser Methode hergestellt sind - Google Patents

Verfahren zur Herstellung von helikal gewickelten Wendelkörpern und Wendelkörper, die nach dieser Methode hergestellt sind Download PDF

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Publication number
EP0849770A3
EP0849770A3 EP97121787A EP97121787A EP0849770A3 EP 0849770 A3 EP0849770 A3 EP 0849770A3 EP 97121787 A EP97121787 A EP 97121787A EP 97121787 A EP97121787 A EP 97121787A EP 0849770 A3 EP0849770 A3 EP 0849770A3
Authority
EP
European Patent Office
Prior art keywords
procedure
coiled filaments
manufactured
helicoidally wound
manufacturing procedure
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
EP97121787A
Other languages
English (en)
French (fr)
Other versions
EP0849770A2 (de
EP0849770B1 (de
Inventor
Jürgen Eder
Reinhard Sprenger
Hans Liermann
Peter Schmidt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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 by Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Publication of EP0849770A2 publication Critical patent/EP0849770A2/de
Publication of EP0849770A3 publication Critical patent/EP0849770A3/de
Application granted granted Critical
Publication of EP0849770B1 publication Critical patent/EP0849770B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F35/00—Making springs from wire
    • B21F35/006—Double twist coil springs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/02—Incandescent bodies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/02—Manufacture of incandescent bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Wire Processing (AREA)
  • Resistance Heating (AREA)
  • Discharge Lamp (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Ropes Or Cables (AREA)

Abstract

Das Verfahren zeichnet sich dadurch aus, daß eine thermische Behandlung des Glühdrahts bei Temperaturen von mehr als 1200 °C bereits vor dem Wickeln des Glühdrahts stattfindet, so daß das Gewendel nach dem Vereinzeln aufspringt und sich leicht vom Kerndraht lösen läßt.
EP97121787A 1996-12-20 1997-12-10 Verfahren zur Herstellung von helikal gewickelten Wendelkörpern Expired - Lifetime EP0849770B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19653572 1996-12-20
DE19653572A DE19653572A1 (de) 1996-12-20 1996-12-20 Verfahren zur Herstellung von helikal gewickelten Wendelkörpern und Wendelkörper, die nach dieser Methode hergestellt sind
CA002233854A CA2233854A1 (en) 1996-12-20 1998-04-02 Method for producing helically wound filament elements, and filament elements produced according to this method

Publications (3)

Publication Number Publication Date
EP0849770A2 EP0849770A2 (de) 1998-06-24
EP0849770A3 true EP0849770A3 (de) 1999-06-09
EP0849770B1 EP0849770B1 (de) 2003-10-08

Family

ID=31496458

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97121787A Expired - Lifetime EP0849770B1 (de) 1996-12-20 1997-12-10 Verfahren zur Herstellung von helikal gewickelten Wendelkörpern

Country Status (6)

Country Link
US (1) US6161598A (de)
EP (1) EP0849770B1 (de)
JP (1) JPH10188918A (de)
CN (1) CN1118861C (de)
CA (1) CA2233854A1 (de)
DE (2) DE19653572A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6669523B1 (en) 2000-08-23 2003-12-30 General Electric Company Method of dimensionally stabilizing a tungsten filament
EP1741119B1 (de) * 2004-04-21 2019-04-03 Lumileds Holding B.V. Verfahren zur thermischen behandlung von thoriumoxidfreien wolframelektroden für hochdruck-entladungslampen
CN100452278C (zh) * 2006-01-23 2009-01-14 上海轻工业研究所有限公司 双轴绕丝机的卷绕部件夹紧处理装置
DE102007034227A1 (de) * 2007-07-23 2009-01-29 Osram Gesellschaft mit beschränkter Haftung Verfahren und Vorrichtung zum Herstellen eines Behälters zur Aufnahme einer Hg-Quelle für eine Entladungslampe
WO2009013919A1 (ja) * 2007-07-24 2009-01-29 Kabushiki Kaisha Toshiba コイル部材の製造方法およびコイル部材
CN101719460B (zh) * 2008-10-09 2011-12-07 上海轻工业研究所有限公司 在绕丝机上对灯丝定形的方法
CN103295856B (zh) * 2012-02-23 2016-01-06 上海亚尔光源有限公司 超高性能点光源电极的成型方法
CN107321881B (zh) * 2015-11-12 2018-11-02 江苏宁江文化科技有限公司 一种传动稳定的无芯绕丝机
MX2020006194A (es) 2017-12-14 2020-10-12 Axon Entpr Inc Sistemas y metodos para un electrodo de un arma de conduccion electrica.
CN108817286A (zh) * 2018-06-08 2018-11-16 周莉 一种微型扭转弹簧的加工设备及其制备方法
CN108787959A (zh) * 2018-06-08 2018-11-13 周莉 一种加工可调电极用微型弹簧的设备
JP2020061296A (ja) * 2018-10-11 2020-04-16 ウシオ電機株式会社 加熱ランプ
CN113084341B (zh) * 2019-12-19 2024-07-16 先健科技(深圳)有限公司 导丝、焊接装置及焊接方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB468449A (en) * 1935-01-07 1937-07-06 Egyesuelt Izzolampa Improvements in or relating to the manufacture of double or multiple helical tungsten incandescent bodies
GB481964A (en) * 1936-08-17 1938-03-17 Allg Glueblampenfabriks Aktien Filaments for electric incandescent lamps and method of manufacturing the same
US2136649A (en) * 1936-03-17 1938-11-15 Westinghouse Electric & Mfg Co Coiled coil and the method and apparatus for making
US3067357A (en) * 1960-09-21 1962-12-04 Gen Electric Electric discharge lamp electrode
JPS54144782A (en) * 1978-04-29 1979-11-12 Toshiba Corp Method of fabricating tungsten filament
EP0149282A2 (de) * 1984-01-13 1985-07-24 Koninklijke Philips Electronics N.V. Verfahren zur Herstellung von schraubenlinienförmig gewickelten Glühkörper und mit diesem Verfahren hergestellte Glühkörper
JPH04303556A (ja) * 1991-03-30 1992-10-27 Toshiba Lighting & Technol Corp フィラメントの成形方法
JPH0513052A (ja) * 1991-07-05 1993-01-22 Matsushita Electron Corp 管球用フイラメントコイルの製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1057088A (en) * 1912-06-15 1913-03-25 Gen Electric Shaping filaments.
BE367693A (de) * 1924-03-15
NL19275C (de) * 1925-09-21
GB441207A (en) * 1934-07-18 1936-01-15 Gen Electric Co Ltd Improvements in the manufacture of coiled coil filaments for electric incandescent lamps
US2371205A (en) * 1943-10-30 1945-03-13 Coiled
US2667204A (en) * 1952-03-29 1954-01-26 Westinghouse Electric Corp Coiling head assembly
JPS5374353A (en) * 1976-12-14 1978-07-01 Nec Corp Manufacturing device for electron tube helix
US5680003A (en) * 1995-05-19 1997-10-21 General Electric Company Coiled-coil filament design for an incandescent lamp

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB468449A (en) * 1935-01-07 1937-07-06 Egyesuelt Izzolampa Improvements in or relating to the manufacture of double or multiple helical tungsten incandescent bodies
US2136649A (en) * 1936-03-17 1938-11-15 Westinghouse Electric & Mfg Co Coiled coil and the method and apparatus for making
GB481964A (en) * 1936-08-17 1938-03-17 Allg Glueblampenfabriks Aktien Filaments for electric incandescent lamps and method of manufacturing the same
US3067357A (en) * 1960-09-21 1962-12-04 Gen Electric Electric discharge lamp electrode
JPS54144782A (en) * 1978-04-29 1979-11-12 Toshiba Corp Method of fabricating tungsten filament
EP0149282A2 (de) * 1984-01-13 1985-07-24 Koninklijke Philips Electronics N.V. Verfahren zur Herstellung von schraubenlinienförmig gewickelten Glühkörper und mit diesem Verfahren hergestellte Glühkörper
JPH04303556A (ja) * 1991-03-30 1992-10-27 Toshiba Lighting & Technol Corp フィラメントの成形方法
JPH0513052A (ja) * 1991-07-05 1993-01-22 Matsushita Electron Corp 管球用フイラメントコイルの製造方法

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 004, no. 009 (M - 089) 23 January 1980 (1980-01-23) *
PATENT ABSTRACTS OF JAPAN vol. 017, no. 128 (E - 1333) 18 March 1993 (1993-03-18) *
PATENT ABSTRACTS OF JAPAN vol. 017, no. 272 (E - 1371) 26 May 1993 (1993-05-26) *

Also Published As

Publication number Publication date
CA2233854A1 (en) 1999-10-02
CN1118861C (zh) 2003-08-20
CN1185650A (zh) 1998-06-24
EP0849770A2 (de) 1998-06-24
EP0849770B1 (de) 2003-10-08
DE59710832D1 (de) 2003-11-13
JPH10188918A (ja) 1998-07-21
DE19653572A1 (de) 1998-06-25
US6161598A (en) 2000-12-19

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