JP7118640B2 - 内燃機関用のスパークプラグ - Google Patents

内燃機関用のスパークプラグ Download PDF

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Publication number
JP7118640B2
JP7118640B2 JP2017253620A JP2017253620A JP7118640B2 JP 7118640 B2 JP7118640 B2 JP 7118640B2 JP 2017253620 A JP2017253620 A JP 2017253620A JP 2017253620 A JP2017253620 A JP 2017253620A JP 7118640 B2 JP7118640 B2 JP 7118640B2
Authority
JP
Japan
Prior art keywords
insulator
housing
inclined surface
plug
tip
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
Application number
JP2017253620A
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English (en)
Japanese (ja)
Other versions
JP2019121446A (ja
JP2019121446A5 (enExample
Inventor
大介 田中
文明 青木
真人 林
大祐 嶋本
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.)
Denso Corp
Original Assignee
Denso Corp
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 Denso Corp filed Critical Denso Corp
Priority to JP2017253620A priority Critical patent/JP7118640B2/ja
Priority to PCT/JP2018/047406 priority patent/WO2019131565A1/ja
Priority to DE112018006646.0T priority patent/DE112018006646T5/de
Publication of JP2019121446A publication Critical patent/JP2019121446A/ja
Priority to US16/912,751 priority patent/US10951011B2/en
Publication of JP2019121446A5 publication Critical patent/JP2019121446A5/ja
Application granted granted Critical
Publication of JP7118640B2 publication Critical patent/JP7118640B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • H01T13/34—Sparking plugs characterised by features of the electrodes or insulation characterised by the mounting of electrodes in insulation, e.g. by embedding

Landscapes

  • Spark Plugs (AREA)
JP2017253620A 2017-12-28 2017-12-28 内燃機関用のスパークプラグ Active JP7118640B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2017253620A JP7118640B2 (ja) 2017-12-28 2017-12-28 内燃機関用のスパークプラグ
PCT/JP2018/047406 WO2019131565A1 (ja) 2017-12-28 2018-12-24 内燃機関用のスパークプラグ
DE112018006646.0T DE112018006646T5 (de) 2017-12-28 2018-12-24 Zündkerze für Verbrennungsmotoren
US16/912,751 US10951011B2 (en) 2017-12-28 2020-06-26 Spark plug for internal combustion engines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017253620A JP7118640B2 (ja) 2017-12-28 2017-12-28 内燃機関用のスパークプラグ

Publications (3)

Publication Number Publication Date
JP2019121446A JP2019121446A (ja) 2019-07-22
JP2019121446A5 JP2019121446A5 (enExample) 2020-11-26
JP7118640B2 true JP7118640B2 (ja) 2022-08-16

Family

ID=67067242

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017253620A Active JP7118640B2 (ja) 2017-12-28 2017-12-28 内燃機関用のスパークプラグ

Country Status (4)

Country Link
US (1) US10951011B2 (enExample)
JP (1) JP7118640B2 (enExample)
DE (1) DE112018006646T5 (enExample)
WO (1) WO2019131565A1 (enExample)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008108479A (ja) 2006-10-24 2008-05-08 Denso Corp 内燃機関用スパークプラグ
JP2013513928A (ja) 2009-12-15 2013-04-22 フェデラル−モーグル・イグニション・カンパニー 内燃機関のためのスパーク点火装置およびそのための中心電極アセンブリ
WO2016013615A1 (ja) 2014-07-24 2016-01-28 イマジニアリング株式会社 点火プラグ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3461637B2 (ja) * 1995-11-02 2003-10-27 日本特殊陶業株式会社 内燃機関用スパークプラグ
JP5208033B2 (ja) 2009-03-30 2013-06-12 株式会社日本自動車部品総合研究所 スパークプラグ
JP5719419B2 (ja) * 2013-01-31 2015-05-20 日本特殊陶業株式会社 点火プラグ及びその製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008108479A (ja) 2006-10-24 2008-05-08 Denso Corp 内燃機関用スパークプラグ
JP2013513928A (ja) 2009-12-15 2013-04-22 フェデラル−モーグル・イグニション・カンパニー 内燃機関のためのスパーク点火装置およびそのための中心電極アセンブリ
WO2016013615A1 (ja) 2014-07-24 2016-01-28 イマジニアリング株式会社 点火プラグ

Also Published As

Publication number Publication date
DE112018006646T5 (de) 2020-09-10
JP2019121446A (ja) 2019-07-22
US10951011B2 (en) 2021-03-16
WO2019131565A1 (ja) 2019-07-04
US20200335950A1 (en) 2020-10-22

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