AU4783400A - Method and apparatus for making spark plug - Google Patents

Method and apparatus for making spark plug

Info

Publication number
AU4783400A
AU4783400A AU47834/00A AU4783400A AU4783400A AU 4783400 A AU4783400 A AU 4783400A AU 47834/00 A AU47834/00 A AU 47834/00A AU 4783400 A AU4783400 A AU 4783400A AU 4783400 A AU4783400 A AU 4783400A
Authority
AU
Australia
Prior art keywords
spark plug
making spark
making
plug
spark
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.)
Abandoned
Application number
AU47834/00A
Inventor
Shigeo Fujita
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
Publication of AU4783400A publication Critical patent/AU4783400A/en
Abandoned 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
    • 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
    • H01T21/06—Adjustment of spark gaps
AU47834/00A 2000-05-30 2000-05-30 Method and apparatus for making spark plug Abandoned AU4783400A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2000/003479 WO2001093389A1 (en) 2000-05-30 2000-05-30 Method and apparatus for making spark plug

Publications (1)

Publication Number Publication Date
AU4783400A true AU4783400A (en) 2001-12-11

Family

ID=11736090

Family Applications (1)

Application Number Title Priority Date Filing Date
AU47834/00A Abandoned AU4783400A (en) 2000-05-30 2000-05-30 Method and apparatus for making spark plug

Country Status (6)

Country Link
EP (1) EP1285481B1 (en)
KR (1) KR100741934B1 (en)
CN (1) CN1309130C (en)
AU (1) AU4783400A (en)
DE (1) DE60021431T2 (en)
WO (1) WO2001093389A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002231412A (en) 2001-01-31 2002-08-16 Ngk Spark Plug Co Ltd Method of manufacturing spark plug and manufacturing device
DE60224856T2 (en) 2001-02-08 2009-01-22 NGK Spark Plug Co., Ltd., Nagoya-shi Manufacturing method of a spark plug and apparatus for carrying it out
US7112112B2 (en) 2002-06-25 2006-09-26 Ngk Spark Plug Co., Ltd. Method and apparatus for making a spark plug with a predetermined spark gap
WO2004105204A1 (en) * 2003-03-25 2004-12-02 Ngk Spark Plug Co., Ltd. Spark plug
JP4155141B2 (en) * 2003-08-19 2008-09-24 株式会社デンソー Spark plug manufacturing method and apparatus
JP5134486B2 (en) * 2008-10-06 2013-01-30 日本特殊陶業株式会社 Spark plug manufacturing method and spark plug manufacturing apparatus
CN104338807A (en) * 2013-07-23 2015-02-11 西安永电电气有限责任公司 Electrode bending punch head with inclined plane structure and inclined plane type electrode bending method
JP5974025B2 (en) * 2014-02-17 2016-08-23 日本特殊陶業株式会社 Spark plug and manufacturing method thereof
JP6392807B2 (en) * 2016-05-09 2018-09-19 日本特殊陶業株式会社 Manufacturing method of spark plug

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD108857A1 (en) * 1973-12-19 1974-10-05
DD264555A1 (en) * 1987-10-01 1989-02-01 Sonnenberg Elektrokeramische METHOD AND DEVICE FOR ADJUSTING THE ELECTRODE DISTANCE OF SPARK PLUGS
DD278449A1 (en) * 1988-12-21 1990-05-02 Sonnenberg Elektrokeramische DEVICE FOR BENDING THE MASS ELECTRODE OF SPARK PLUGS
DD281059A1 (en) * 1989-04-03 1990-07-25 Elektrokermaische Werke Sonneb DEVICE FOR ADJUSTING THE SPARKLE SPLIT FOR ROOF-MOORING FENCIL MASTER ELECTRODES
JP2636814B2 (en) * 1995-08-10 1997-07-30 株式会社デンソー Spark gap creation method for spark plugs

Also Published As

Publication number Publication date
CN1309130C (en) 2007-04-04
CN1365531A (en) 2002-08-21
WO2001093389A1 (en) 2001-12-06
KR100741934B1 (en) 2007-07-24
DE60021431D1 (en) 2005-08-25
DE60021431T2 (en) 2006-05-24
EP1285481A1 (en) 2003-02-26
KR20020042616A (en) 2002-06-05
EP1285481B1 (en) 2005-07-20

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase