DE69024496T2 - Herstellung einer erosionsbeständigen spitze einer elektrode - Google Patents

Herstellung einer erosionsbeständigen spitze einer elektrode

Info

Publication number
DE69024496T2
DE69024496T2 DE69024496T DE69024496T DE69024496T2 DE 69024496 T2 DE69024496 T2 DE 69024496T2 DE 69024496 T DE69024496 T DE 69024496T DE 69024496 T DE69024496 T DE 69024496T DE 69024496 T2 DE69024496 T2 DE 69024496T2
Authority
DE
Germany
Prior art keywords
erosion
electrode
producing
resistant tip
resistant
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.)
Expired - Lifetime
Application number
DE69024496T
Other languages
English (en)
Other versions
DE69024496D1 (de
Inventor
Terence Eves
Jeffrey Margetts
Graham Palmer
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.)
Ford Werke GmbH
Original Assignee
Ford Werke GmbH
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 Ford Werke GmbH filed Critical Ford Werke GmbH
Application granted granted Critical
Publication of DE69024496D1 publication Critical patent/DE69024496D1/de
Publication of DE69024496T2 publication Critical patent/DE69024496T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T21/00—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs
    • H01T21/02—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs of sparking plugs

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Spark Plugs (AREA)
DE69024496T 1989-08-11 1990-08-10 Herstellung einer erosionsbeständigen spitze einer elektrode Expired - Lifetime DE69024496T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8918361A GB2234920A (en) 1989-08-11 1989-08-11 Forming an erosion resistant tip on an electrode
PCT/GB1990/001261 WO1991002393A1 (en) 1989-08-11 1990-08-10 Forming an erosion resistant tip on an electrode

Publications (2)

Publication Number Publication Date
DE69024496D1 DE69024496D1 (de) 1996-02-08
DE69024496T2 true DE69024496T2 (de) 1996-05-15

Family

ID=10661488

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69024496T Expired - Lifetime DE69024496T2 (de) 1989-08-11 1990-08-10 Herstellung einer erosionsbeständigen spitze einer elektrode

Country Status (5)

Country Link
US (1) US5179313A (de)
EP (1) EP0491732B1 (de)
DE (1) DE69024496T2 (de)
GB (1) GB2234920A (de)
WO (1) WO1991002393A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10025048A1 (de) * 2000-05-23 2001-12-06 Beru Ag Mittelelektrode mit Edelmetallarmierung

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4699600A (en) * 1981-04-30 1987-10-13 Nippondenso Co., Ltd. Spark plug and method of manufacturing the same
US5371335A (en) * 1991-10-23 1994-12-06 General Motors Corporation Spark plug electrode welding system
US5250778A (en) * 1991-10-23 1993-10-05 General Motors Corporation Method and apparatus for welding pad material to a spark plug electrode
JPH05335066A (ja) * 1992-06-01 1993-12-17 Nippondenso Co Ltd 内燃機関用スパークプラグ
EP0741925A1 (de) * 1994-01-25 1996-11-13 Ford Motor Company Limited Erosionsbestaendiger ueberzug fuer eine zuendkerze
US5456624A (en) * 1994-03-17 1995-10-10 Alliedsignal Inc. Spark plug with fine wire rivet firing tips and method for its manufacture
US5530313A (en) * 1994-10-24 1996-06-25 General Motors Corporation Spark plug with copper cored ground electrode and a process of welding the electrode to a spark plug shell
US5558575A (en) * 1995-05-15 1996-09-24 General Motors Corporation Spark plug with platinum tip partially embedded in an electrode
DE19738574A1 (de) * 1997-09-04 1999-03-11 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Elektrode und Verfahren sowie Vorrichtung zur Herstellung derselben
US6132277A (en) * 1998-10-20 2000-10-17 Federal-Mogul World Wide, Inc. Application of precious metal to spark plug electrode
US6265815B1 (en) 1999-03-04 2001-07-24 Yuri Reznik Spark plug and method of producing the same
US6533629B1 (en) 1999-07-13 2003-03-18 Alliedsignal Inc. Spark plug including a wear-resistant electrode tip made from a co-extruded composite material, and method of making same
JP3972539B2 (ja) * 1999-10-28 2007-09-05 株式会社デンソー 内燃機関用スパークプラグの製造方法
DE10134671A1 (de) * 2001-07-20 2003-02-06 Bosch Gmbh Robert Verfahren zur Anbringung einer Edelmetallspitze auf einer Elektrode, Elektrode und Zündkerze
DE102005015413A1 (de) * 2005-04-04 2006-10-05 Beru Ag Verfahren und Vorrichtung zum Herstellen einer edelmetallarmierten Elektrode für eine Zündkerze
US7557495B2 (en) * 2005-11-08 2009-07-07 Paul Tinwell Spark plug having precious metal pad attached to ground electrode and method of making same
DE102006009790A1 (de) * 2006-03-01 2007-09-06 Beru Ag Verfahren zum Armieren eines Endes einer Mittelelektrode einer Zündkerze
US7923909B2 (en) * 2007-01-18 2011-04-12 Federal-Mogul World Wide, Inc. Ignition device having an electrode with a platinum firing tip and method of construction
US8026654B2 (en) * 2007-01-18 2011-09-27 Federal-Mogul World Wide, Inc. Ignition device having an induction welded and laser weld reinforced firing tip and method of construction
US20090298193A1 (en) * 2008-04-30 2009-12-03 University Of Pittsburgh- -Of The Commonwealth System Of Higher Education Atomic emission spectroscopy on a chip

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3868530A (en) * 1973-07-05 1975-02-25 Champion Spark Plug Co Spark plug
DE2555697B2 (de) * 1975-12-11 1978-08-03 Dr. Eugen Duerrwaechter Doduco, 7530 Pforzheim Verfahren zum Herstellen von Doppelkontaktnieten
GB2036608B (en) * 1978-12-11 1982-10-13 Ford Motor Co Method of manufacturing centre electrodes for spark plugs
US4699600A (en) * 1981-04-30 1987-10-13 Nippondenso Co., Ltd. Spark plug and method of manufacturing the same
DE3335855A1 (de) * 1983-10-03 1985-04-11 G. Rau GmbH & Co, 7530 Pforzheim Zuendkerzenmittelelektrode
DE3563498D1 (en) * 1984-08-07 1988-07-28 Ngk Spark Plug Co Spark plug
FR2603749B1 (fr) * 1986-09-08 1992-06-05 Eyquem Procede de fabrication d'une electrode centrale bimetallique a pointe de platine pour bougie d'allumage et electrode obtenue selon ce procede
US4810220A (en) * 1988-06-06 1989-03-07 Allied-Signal Inc. Method for manufacturing electrodes for a spark plug
US4826462A (en) * 1988-08-19 1989-05-02 Champion Spark Plug Company Method for manufacturing a spark plug electrode

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10025048A1 (de) * 2000-05-23 2001-12-06 Beru Ag Mittelelektrode mit Edelmetallarmierung

Also Published As

Publication number Publication date
GB2234920A (en) 1991-02-20
EP0491732B1 (de) 1995-12-27
EP0491732A1 (de) 1992-07-01
GB8918361D0 (en) 1989-09-20
WO1991002393A1 (en) 1991-02-21
DE69024496D1 (de) 1996-02-08
US5179313A (en) 1993-01-12

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Legal Events

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8364 No opposition during term of opposition
8330 Complete renunciation