JP2009301732A5 - - Google Patents

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Publication number
JP2009301732A5
JP2009301732A5 JP2008151553A JP2008151553A JP2009301732A5 JP 2009301732 A5 JP2009301732 A5 JP 2009301732A5 JP 2008151553 A JP2008151553 A JP 2008151553A JP 2008151553 A JP2008151553 A JP 2008151553A JP 2009301732 A5 JP2009301732 A5 JP 2009301732A5
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JP
Japan
Prior art keywords
spark plug
metal tip
intermediate member
noble metal
electrode
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
JP2008151553A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009301732A (ja
JP5335290B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2008151553A priority Critical patent/JP5335290B2/ja
Priority claimed from JP2008151553A external-priority patent/JP5335290B2/ja
Publication of JP2009301732A publication Critical patent/JP2009301732A/ja
Publication of JP2009301732A5 publication Critical patent/JP2009301732A5/ja
Application granted granted Critical
Publication of JP5335290B2 publication Critical patent/JP5335290B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2008151553A 2008-06-10 2008-06-10 スパークプラグ Expired - Fee Related JP5335290B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008151553A JP5335290B2 (ja) 2008-06-10 2008-06-10 スパークプラグ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008151553A JP5335290B2 (ja) 2008-06-10 2008-06-10 スパークプラグ

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2011174442A Division JP2011253826A (ja) 2011-08-10 2011-08-10 スパークプラグ

Publications (3)

Publication Number Publication Date
JP2009301732A JP2009301732A (ja) 2009-12-24
JP2009301732A5 true JP2009301732A5 (https=) 2011-06-30
JP5335290B2 JP5335290B2 (ja) 2013-11-06

Family

ID=41548453

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008151553A Expired - Fee Related JP5335290B2 (ja) 2008-06-10 2008-06-10 スパークプラグ

Country Status (1)

Country Link
JP (1) JP5335290B2 (https=)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10214670A (ja) * 1998-03-03 1998-08-11 Denso Corp 内燃機関用スパ−クプラグ
JPH11329668A (ja) * 1998-05-20 1999-11-30 Denso Corp スパークプラグ
JP2000277231A (ja) * 1999-01-18 2000-10-06 Denso Corp スパークプラグおよびその製造方法
JP2001273966A (ja) * 2000-01-18 2001-10-05 Denso Corp スパークプラグ

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