JP2004342616A5 - - Google Patents

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Publication number
JP2004342616A5
JP2004342616A5 JP2004171073A JP2004171073A JP2004342616A5 JP 2004342616 A5 JP2004342616 A5 JP 2004342616A5 JP 2004171073 A JP2004171073 A JP 2004171073A JP 2004171073 A JP2004171073 A JP 2004171073A JP 2004342616 A5 JP2004342616 A5 JP 2004342616A5
Authority
JP
Japan
Prior art keywords
tip portion
electrode
aligned
still referring
welding jig
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.)
Pending
Application number
JP2004171073A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004342616A (ja
Filing date
Publication date
Priority claimed from US09/114,448 external-priority patent/US5980345A/en
Application filed filed Critical
Publication of JP2004342616A publication Critical patent/JP2004342616A/ja
Publication of JP2004342616A5 publication Critical patent/JP2004342616A5/ja
Pending legal-status Critical Current

Links

JP2004171073A 1998-07-13 2004-06-09 イリジウムベースの球体を有する点火プラグ電極およびその製造方法 Pending JP2004342616A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/114,448 US5980345A (en) 1998-07-13 1998-07-13 Spark plug electrode having iridium based sphere and method for manufacturing same

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2000559624A Division JP3715200B2 (ja) 1998-07-13 1999-07-13 イリジウムベースの球体を有する点火プラグ電極およびその製造方法

Publications (2)

Publication Number Publication Date
JP2004342616A JP2004342616A (ja) 2004-12-02
JP2004342616A5 true JP2004342616A5 (enExample) 2006-07-27

Family

ID=22355274

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2000559624A Expired - Fee Related JP3715200B2 (ja) 1998-07-13 1999-07-13 イリジウムベースの球体を有する点火プラグ電極およびその製造方法
JP2004171073A Pending JP2004342616A (ja) 1998-07-13 2004-06-09 イリジウムベースの球体を有する点火プラグ電極およびその製造方法

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP2000559624A Expired - Fee Related JP3715200B2 (ja) 1998-07-13 1999-07-13 イリジウムベースの球体を有する点火プラグ電極およびその製造方法

Country Status (9)

Country Link
US (1) US5980345A (enExample)
EP (1) EP1095434B1 (enExample)
JP (2) JP3715200B2 (enExample)
AT (1) ATE230171T1 (enExample)
DE (1) DE69904599T2 (enExample)
DK (1) DK1095434T3 (enExample)
ES (1) ES2189448T3 (enExample)
PT (1) PT1095434E (enExample)
WO (1) WO2000003465A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001284012A (ja) * 2000-03-28 2001-10-12 Denso Corp 内燃機関用スパークプラグ及びその製造方法
US6391477B1 (en) * 2000-07-06 2002-05-21 Honeywell International Inc. Electroless autocatalytic platinum plating
US6706420B1 (en) * 2000-07-06 2004-03-16 Honeywell International Inc. Electroless platinum-rhodium alloy plating
US6455175B1 (en) * 2000-07-06 2002-09-24 Honeywell International Inc. Electroless rhodium plating
JP4220308B2 (ja) * 2003-05-29 2009-02-04 株式会社デンソー スパークプラグ
JP2005251519A (ja) * 2004-03-03 2005-09-15 Denso Corp スパークプラグおよびその製造方法
DK2620510T4 (da) 2005-06-15 2020-03-30 Complete Genomics Inc Enkeltmolekyle-arrays til genetisk og kemisk analyse
US7569979B2 (en) * 2006-04-07 2009-08-04 Federal-Mogul World Wide, Inc. Spark plug having spark portion provided with a base material and a protective material
US20070236124A1 (en) * 2006-04-07 2007-10-11 Federal-Mogul World Wide, Inc. Spark plug
WO2007121391A2 (en) * 2006-04-14 2007-10-25 Federal-Mogul Corporation Spark plug circuit
JP4991433B2 (ja) * 2007-07-31 2012-08-01 株式会社デンソー 内燃機関用のスパークプラグ
WO2009065117A2 (en) 2007-11-15 2009-05-22 Honeywell International Inc. Iridium alloy for spark plug electrodes
WO2013063092A1 (en) * 2011-10-24 2013-05-02 Federal-Mogul Ignition Company Spark plug electrode and spark plug manufacturing method
US9083156B2 (en) 2013-02-15 2015-07-14 Federal-Mogul Ignition Company Electrode core material for spark plugs
US9130358B2 (en) 2013-03-13 2015-09-08 Federal-Mogul Ignition Company Method of manufacturing spark plug electrode material
IT202300023967A1 (it) * 2023-11-13 2025-05-13 Nuovo Pignone Tecnologie Srl Composizione per placcatura in platino non-elettrolitica e procedimento per placcatura in platino

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3548472A (en) * 1967-11-15 1970-12-22 Hitachi Ltd Ignition plug and method for manufacturing a center electrode for the same
JPS48103445A (enExample) * 1972-04-14 1973-12-25
JPS49630A (enExample) * 1972-04-18 1974-01-07
DE3563498D1 (en) * 1984-08-07 1988-07-28 Ngk Spark Plug Co Spark plug
US4840594A (en) * 1988-06-06 1989-06-20 Allied-Signal Inc. Method for manufacturing electrodes for a spark plug
US4810220A (en) * 1988-06-06 1989-03-07 Allied-Signal Inc. Method for manufacturing electrodes for a spark plug
US4826462A (en) * 1988-08-19 1989-05-02 Champion Spark Plug Company Method for manufacturing a spark plug electrode
JP2847681B2 (ja) * 1991-12-03 1999-01-20 日本特殊陶業株式会社 スパークプラグの中心電極の製造方法
JP3301094B2 (ja) * 1991-12-13 2002-07-15 株式会社デンソー 内燃機関用スパークプラグおよびその製造方法
JPH05234662A (ja) * 1991-12-27 1993-09-10 Ngk Spark Plug Co Ltd スパークプラグ用電極およびその製造方法
JP2853111B2 (ja) * 1992-03-24 1999-02-03 日本特殊陶業 株式会社 スパークプラグ
JP2853108B2 (ja) * 1992-06-17 1999-02-03 日本特殊陶業 株式会社 スパークプラグ
JP3425973B2 (ja) * 1992-08-19 2003-07-14 日本特殊陶業株式会社 スパークプラグおよびその製造方法
JP3344737B2 (ja) * 1992-09-10 2002-11-18 日本特殊陶業株式会社 スパークプラグの製造方法
EP0633638B1 (en) * 1993-07-06 1996-05-08 Ngk Spark Plug Co., Ltd A spark plug for an internal combustion engine and a method of making the same
JP3265067B2 (ja) * 1993-07-23 2002-03-11 日本特殊陶業株式会社 スパークプラグ
JPH0737674A (ja) * 1993-07-26 1995-02-07 Ngk Spark Plug Co Ltd スパークプラグ
US5456624A (en) * 1994-03-17 1995-10-10 Alliedsignal Inc. Spark plug with fine wire rivet firing tips and method for its manufacture

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