JP2001319754A5 - - Google Patents

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Publication number
JP2001319754A5
JP2001319754A5 JP2001055779A JP2001055779A JP2001319754A5 JP 2001319754 A5 JP2001319754 A5 JP 2001319754A5 JP 2001055779 A JP2001055779 A JP 2001055779A JP 2001055779 A JP2001055779 A JP 2001055779A JP 2001319754 A5 JP2001319754 A5 JP 2001319754A5
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JP
Japan
Prior art keywords
tip
center
shaft tip
discharge
discharge gap
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Application number
JP2001055779A
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English (en)
Japanese (ja)
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JP4374146B2 (ja
JP2001319754A (ja
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Priority to JP2001055779A priority Critical patent/JP4374146B2/ja
Priority claimed from JP2001055779A external-priority patent/JP4374146B2/ja
Publication of JP2001319754A publication Critical patent/JP2001319754A/ja
Publication of JP2001319754A5 publication Critical patent/JP2001319754A5/ja
Application granted granted Critical
Publication of JP4374146B2 publication Critical patent/JP4374146B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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JP2001055779A 2000-02-29 2001-02-28 スパークプラグの評価方法及び製造方法 Expired - Lifetime JP4374146B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001055779A JP4374146B2 (ja) 2000-02-29 2001-02-28 スパークプラグの評価方法及び製造方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000055003 2000-02-29
JP2000-55003 2000-02-29
JP2001055779A JP4374146B2 (ja) 2000-02-29 2001-02-28 スパークプラグの評価方法及び製造方法

Publications (3)

Publication Number Publication Date
JP2001319754A JP2001319754A (ja) 2001-11-16
JP2001319754A5 true JP2001319754A5 (enExample) 2005-10-27
JP4374146B2 JP4374146B2 (ja) 2009-12-02

Family

ID=26586477

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001055779A Expired - Lifetime JP4374146B2 (ja) 2000-02-29 2001-02-28 スパークプラグの評価方法及び製造方法

Country Status (1)

Country Link
JP (1) JP4374146B2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005056786A (ja) 2003-08-07 2005-03-03 Denso Corp スパークプラグ

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