JP2013020794A5 - - Google Patents

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Publication number
JP2013020794A5
JP2013020794A5 JP2011152802A JP2011152802A JP2013020794A5 JP 2013020794 A5 JP2013020794 A5 JP 2013020794A5 JP 2011152802 A JP2011152802 A JP 2011152802A JP 2011152802 A JP2011152802 A JP 2011152802A JP 2013020794 A5 JP2013020794 A5 JP 2013020794A5
Authority
JP
Japan
Prior art keywords
outline
center electrode
cross
section
facing surface
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.)
Granted
Application number
JP2011152802A
Other languages
English (en)
Japanese (ja)
Other versions
JP2013020794A (ja
JP5606404B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from JP2011152802A external-priority patent/JP5606404B2/ja
Priority to JP2011152802A priority Critical patent/JP5606404B2/ja
Priority to EP12811417.0A priority patent/EP2733798B1/en
Priority to CN201280034494.4A priority patent/CN103650268B/zh
Priority to PCT/JP2012/003156 priority patent/WO2013008377A1/ja
Priority to BR112014000644A priority patent/BR112014000644A2/pt
Priority to US14/131,937 priority patent/US9172214B2/en
Publication of JP2013020794A publication Critical patent/JP2013020794A/ja
Publication of JP2013020794A5 publication Critical patent/JP2013020794A5/ja
Publication of JP5606404B2 publication Critical patent/JP5606404B2/ja
Application granted granted Critical
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2011152802A 2011-07-11 2011-07-11 スパークプラグ Active JP5606404B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2011152802A JP5606404B2 (ja) 2011-07-11 2011-07-11 スパークプラグ
BR112014000644A BR112014000644A2 (pt) 2011-07-11 2012-05-15 vela
CN201280034494.4A CN103650268B (zh) 2011-07-11 2012-05-15 火花塞
PCT/JP2012/003156 WO2013008377A1 (ja) 2011-07-11 2012-05-15 スパークプラグ
EP12811417.0A EP2733798B1 (en) 2011-07-11 2012-05-15 Spark plug
US14/131,937 US9172214B2 (en) 2011-07-11 2012-05-15 Spark plug comprising early recovery from a fuel bridge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011152802A JP5606404B2 (ja) 2011-07-11 2011-07-11 スパークプラグ

Publications (3)

Publication Number Publication Date
JP2013020794A JP2013020794A (ja) 2013-01-31
JP2013020794A5 true JP2013020794A5 (https=) 2013-03-21
JP5606404B2 JP5606404B2 (ja) 2014-10-15

Family

ID=47505688

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011152802A Active JP5606404B2 (ja) 2011-07-11 2011-07-11 スパークプラグ

Country Status (6)

Country Link
US (1) US9172214B2 (https=)
EP (1) EP2733798B1 (https=)
JP (1) JP5606404B2 (https=)
CN (1) CN103650268B (https=)
BR (1) BR112014000644A2 (https=)
WO (1) WO2013008377A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5919214B2 (ja) * 2013-03-28 2016-05-18 株式会社日本自動車部品総合研究所 内燃機関用のスパークプラグ
JP5766845B2 (ja) * 2013-05-01 2015-08-19 日本特殊陶業株式会社 点火プラグおよび点火システム
JP7275530B2 (ja) * 2018-01-15 2023-05-18 株式会社デンソー スパークプラグ

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006049206A (ja) 2004-08-06 2006-02-16 Denso Corp 内燃機関用スパークプラグ
JP2006236906A (ja) 2005-02-28 2006-09-07 Ngk Spark Plug Co Ltd スパークプラグの製造方法
CN1949608B (zh) * 2005-10-11 2012-06-13 日本特殊陶业株式会社 火花塞及火花塞的制造方法
JP2007242588A (ja) * 2006-02-13 2007-09-20 Denso Corp 内燃機関用のスパークプラグ
JP4676912B2 (ja) * 2006-03-16 2011-04-27 日本特殊陶業株式会社 内燃機関用スパークプラグ
WO2009069796A1 (ja) * 2007-11-26 2009-06-04 Ngk Spark Plug Co., Ltd. スパークプラグ
KR101515257B1 (ko) * 2008-01-10 2015-04-24 니혼도꾸슈도교 가부시키가이샤 내연기관용 스파크 플러그 및 그 제조방법
JP4908549B2 (ja) 2008-06-12 2012-04-04 日本特殊陶業株式会社 スパークプラグ
JPWO2009153927A1 (ja) * 2008-06-18 2011-11-24 日本特殊陶業株式会社 スパークプラグ
CN102165655B (zh) * 2008-09-30 2013-08-21 日本特殊陶业株式会社 用于内燃机的火花塞
JP4648485B1 (ja) * 2010-01-12 2011-03-09 日本特殊陶業株式会社 スパークプラグ
EP2560255B1 (en) * 2010-04-16 2019-07-10 NGK Spark Plug Co., Ltd. Spark plug for internal combustion engine and method of manufacturing spark plug
BR112013015609A2 (pt) * 2010-12-20 2018-07-24 Ngk Spark Plug Co., Ltd vela de ignição e método de fabricação da mesma

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