DE69033451D1 - spark plug - Google Patents

spark plug

Info

Publication number
DE69033451D1
DE69033451D1 DE69033451T DE69033451T DE69033451D1 DE 69033451 D1 DE69033451 D1 DE 69033451D1 DE 69033451 T DE69033451 T DE 69033451T DE 69033451 T DE69033451 T DE 69033451T DE 69033451 D1 DE69033451 D1 DE 69033451D1
Authority
DE
Germany
Prior art keywords
spark plug
spark
plug
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
DE69033451T
Other languages
German (de)
Other versions
DE69033451T2 (en
Inventor
Takafumi Oshima
Kazuhiko Kozuka
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.)
Niterra Co Ltd
Original Assignee
NGK Spark Plug Co Ltd
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 NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Application granted granted Critical
Publication of DE69033451D1 publication Critical patent/DE69033451D1/en
Publication of DE69033451T2 publication Critical patent/DE69033451T2/en
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
    • H01T13/00—Sparking plugs
    • H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
    • H01T13/39—Selection of materials for electrodes
    • 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)
DE1990633451 1989-05-29 1990-05-29 spark plug Expired - Lifetime DE69033451T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1132760A JPH07109783B2 (en) 1989-05-29 1989-05-29 Spark plug for internal combustion engine

Publications (2)

Publication Number Publication Date
DE69033451D1 true DE69033451D1 (en) 2000-03-16
DE69033451T2 DE69033451T2 (en) 2000-06-08

Family

ID=15088918

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1990633451 Expired - Lifetime DE69033451T2 (en) 1989-05-29 1990-05-29 spark plug

Country Status (3)

Country Link
EP (1) EP0400950B1 (en)
JP (1) JPH07109783B2 (en)
DE (1) DE69033451T2 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3000955B2 (en) * 1996-05-13 2000-01-17 株式会社デンソー Spark plug
DE19745165A1 (en) * 1997-10-13 1999-04-15 Volkswagen Ag Spark plug for internal combustion engines
DE10103045A1 (en) 2001-01-24 2002-07-25 Bosch Gmbh Robert Manufacturing ignition plug electrode involves joining electrode to precious metal using heat generated by continuously operating laser beam, causing melting in boundary region
JP4123117B2 (en) 2003-09-17 2008-07-23 株式会社デンソー Spark plug
JP2006260988A (en) * 2005-03-17 2006-09-28 Ngk Spark Plug Co Ltd Spark plug
US7443089B2 (en) 2006-06-16 2008-10-28 Federal Mogul World Wide, Inc. Spark plug with tapered fired-in suppressor seal
US8485857B1 (en) 2012-01-24 2013-07-16 General Electric Company Method of producing a spark gap for an electrode support using sacrificial material
US8912713B2 (en) 2012-01-24 2014-12-16 General Electric Company Method of producing an electrode support using brazing
JP5492244B2 (en) 2012-04-09 2014-05-14 日本特殊陶業株式会社 Spark plug
JP6010569B2 (en) 2014-02-24 2016-10-19 日本特殊陶業株式会社 Spark plug
US10418787B2 (en) * 2017-05-11 2019-09-17 Denso International America, Inc. Ground electrode pad for spark plug
DE102018101512B4 (en) 2018-01-24 2020-03-19 Federal-Mogul Ignition Gmbh Method of making an electrode assembly, electrode assembly, and spark plug
DE102018105941B4 (en) * 2018-03-14 2021-09-02 Federal-Mogul Ignition Gmbh Spark plug ignition tip, spark plug assembly, and method of making a spark plug ignition tip

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1099387A (en) * 1965-08-25 1968-01-17 Johnson Matthey Co Ltd Improvements in and relating to sparking plug electrodes
US3466158A (en) * 1966-01-10 1969-09-09 Int Nickel Co Compound precious metal article having layer containing iridium or ruthenium
FR1490828A (en) * 1966-08-24 1967-08-04 Johnson spark plug electrode
US3548239A (en) * 1968-09-03 1970-12-15 Champion Spark Plug Co Spark plug electrode construction
JPS5657282A (en) * 1979-10-13 1981-05-19 Ngk Spark Plug Co Ignition plug
JPS6188478A (en) * 1984-10-05 1986-05-06 日本特殊陶業株式会社 Core electrode for spark plug
JPS62226592A (en) * 1986-03-28 1987-10-05 日本特殊陶業株式会社 Ignition plug
CH676525A5 (en) * 1988-07-28 1991-01-31 Battelle Memorial Institute

Also Published As

Publication number Publication date
EP0400950A1 (en) 1990-12-05
DE69033451T2 (en) 2000-06-08
JPH07109783B2 (en) 1995-11-22
EP0400950B1 (en) 2000-02-09
JPH031475A (en) 1991-01-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition