JP4402731B2 - 内燃機関用スパークプラグ及びスパークプラグの製造方法 - Google Patents
内燃機関用スパークプラグ及びスパークプラグの製造方法 Download PDFInfo
- Publication number
- JP4402731B2 JP4402731B2 JP2008161565A JP2008161565A JP4402731B2 JP 4402731 B2 JP4402731 B2 JP 4402731B2 JP 2008161565 A JP2008161565 A JP 2008161565A JP 2008161565 A JP2008161565 A JP 2008161565A JP 4402731 B2 JP4402731 B2 JP 4402731B2
- Authority
- JP
- Japan
- Prior art keywords
- noble metal
- ground electrode
- metal tip
- tip
- end side
- 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.)
- Active
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Images
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
- H01T13/32—Sparking plugs characterised by features of the electrodes or insulation characterised by features of the earthed electrode
-
- 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)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008161565A JP4402731B2 (ja) | 2007-08-01 | 2008-06-20 | 内燃機関用スパークプラグ及びスパークプラグの製造方法 |
DE602008005675T DE602008005675D1 (de) | 2007-08-01 | 2008-07-31 | Zündkerze für Verbrennungsmotoren und Verfahren zu ihrer Herstellung |
US12/183,109 US8115372B2 (en) | 2007-08-01 | 2008-07-31 | Spark plug for internal combustion engine and method of manufacturing the same |
EP08013795A EP2020713B1 (en) | 2007-08-01 | 2008-07-31 | Spark plug for internal combustion engine and method of manufacturing the same |
CN2008101354173A CN101359811B (zh) | 2007-08-01 | 2008-08-01 | 内燃机用火花塞及火花塞的制造方法 |
KR1020080075650A KR101123501B1 (ko) | 2007-08-01 | 2008-08-01 | 내연기관용 스파크 플러그 및 스파크 플러그의 제조방법 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007200283 | 2007-08-01 | ||
JP2008161565A JP4402731B2 (ja) | 2007-08-01 | 2008-06-20 | 内燃機関用スパークプラグ及びスパークプラグの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009054572A JP2009054572A (ja) | 2009-03-12 |
JP4402731B2 true JP4402731B2 (ja) | 2010-01-20 |
Family
ID=40332181
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008161565A Active JP4402731B2 (ja) | 2007-08-01 | 2008-06-20 | 内燃機関用スパークプラグ及びスパークプラグの製造方法 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP4402731B2 (zh) |
KR (1) | KR101123501B1 (zh) |
CN (1) | CN101359811B (zh) |
DE (1) | DE602008005675D1 (zh) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4999945B2 (ja) * | 2009-02-10 | 2012-08-15 | 日本特殊陶業株式会社 | スパークプラグの製造方法 |
CN102379072B (zh) * | 2009-03-31 | 2014-04-30 | 日本特殊陶业株式会社 | 火花塞的制造方法 |
JP5213782B2 (ja) * | 2009-03-31 | 2013-06-19 | 日本特殊陶業株式会社 | スパークプラグ |
US8692447B2 (en) * | 2009-04-09 | 2014-04-08 | Ngk Spark Plug Co., Ltd. | Spark plug for internal combustion engine and manufacturing method thereof |
JP5167211B2 (ja) * | 2009-07-29 | 2013-03-21 | 日本特殊陶業株式会社 | スパークプラグの製造装置及び製造方法 |
JP4928596B2 (ja) * | 2009-12-04 | 2012-05-09 | 日本特殊陶業株式会社 | スパークプラグ及びその製造方法 |
JP5337057B2 (ja) * | 2010-01-05 | 2013-11-06 | 日本特殊陶業株式会社 | スパークプラグ |
JP5044665B2 (ja) * | 2010-01-26 | 2012-10-10 | 日本特殊陶業株式会社 | スパークプラグ |
JP4759090B1 (ja) * | 2010-02-18 | 2011-08-31 | 日本特殊陶業株式会社 | スパークプラグ |
JP6069082B2 (ja) * | 2013-04-24 | 2017-01-25 | 日本特殊陶業株式会社 | スパークプラグ及びその製造方法 |
JP6174971B2 (ja) * | 2013-11-11 | 2017-08-02 | 日本特殊陶業株式会社 | グロープラグの製造方法 |
JP5980247B2 (ja) * | 2014-01-24 | 2016-08-31 | 日本特殊陶業株式会社 | スパークプラグ |
JP5987013B2 (ja) * | 2014-01-24 | 2016-09-06 | 日本特殊陶業株式会社 | スパークプラグ |
CN105684245B (zh) * | 2014-05-15 | 2017-07-18 | 日本特殊陶业株式会社 | 火花塞 |
JP6293107B2 (ja) * | 2015-12-03 | 2018-03-14 | 日本特殊陶業株式会社 | 点火プラグ |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4271379B2 (ja) * | 2001-02-08 | 2009-06-03 | 株式会社デンソー | スパークプラグ |
JP4069826B2 (ja) * | 2003-07-30 | 2008-04-02 | 株式会社デンソー | スパークプラグおよびその製造方法 |
-
2008
- 2008-06-20 JP JP2008161565A patent/JP4402731B2/ja active Active
- 2008-07-31 DE DE602008005675T patent/DE602008005675D1/de active Active
- 2008-08-01 KR KR1020080075650A patent/KR101123501B1/ko active IP Right Grant
- 2008-08-01 CN CN2008101354173A patent/CN101359811B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
KR20090013731A (ko) | 2009-02-05 |
JP2009054572A (ja) | 2009-03-12 |
DE602008005675D1 (de) | 2011-05-05 |
CN101359811A (zh) | 2009-02-04 |
CN101359811B (zh) | 2012-06-13 |
KR101123501B1 (ko) | 2012-03-23 |
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