JP3461670B2 - スパークプラグ及びその製造方法 - Google Patents

スパークプラグ及びその製造方法

Info

Publication number
JP3461670B2
JP3461670B2 JP33511996A JP33511996A JP3461670B2 JP 3461670 B2 JP3461670 B2 JP 3461670B2 JP 33511996 A JP33511996 A JP 33511996A JP 33511996 A JP33511996 A JP 33511996A JP 3461670 B2 JP3461670 B2 JP 3461670B2
Authority
JP
Japan
Prior art keywords
center electrode
spark plug
alloy
metal shell
insulator
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.)
Expired - Lifetime
Application number
JP33511996A
Other languages
English (en)
Japanese (ja)
Other versions
JPH1074575A (ja
Inventor
渉 松谷
純一 加川
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.)
NGK Spark Plug Co Ltd
Original Assignee
NGK Spark Plug Co Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26504866&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JP3461670(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Priority to JP33511996A priority Critical patent/JP3461670B2/ja
Priority to KR1019970027677A priority patent/KR100355886B1/ko
Priority to EP99122560A priority patent/EP0975075A3/de
Priority to DE69703011T priority patent/DE69703011T3/de
Priority to EP97110583A priority patent/EP0817341B2/de
Priority to US08/883,145 priority patent/US5793793A/en
Priority to CN97113548A priority patent/CN1059293C/zh
Publication of JPH1074575A publication Critical patent/JPH1074575A/ja
Publication of JP3461670B2 publication Critical patent/JP3461670B2/ja
Application granted granted Critical
Priority to US11/495,524 priority patent/USRE43758E1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • H01T21/00—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs
    • H01T21/02—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs of sparking plugs
    • 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
    • H01T13/39—Selection of materials for electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Spark Plugs (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
JP33511996A 1996-06-28 1996-11-28 スパークプラグ及びその製造方法 Expired - Lifetime JP3461670B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP33511996A JP3461670B2 (ja) 1996-06-28 1996-11-28 スパークプラグ及びその製造方法
KR1019970027677A KR100355886B1 (ko) 1996-06-28 1997-06-26 스파크플러그및그제조방법
EP97110583A EP0817341B2 (de) 1996-06-28 1997-06-27 Zündkerze
DE69703011T DE69703011T3 (de) 1996-06-28 1997-06-27 Zündkerze
EP99122560A EP0975075A3 (de) 1996-06-28 1997-06-27 Herstellungsverfahren einer Zündkerze
US08/883,145 US5793793A (en) 1996-06-28 1997-06-27 Spark plug
CN97113548A CN1059293C (zh) 1996-06-28 1997-06-27 火花塞
US11/495,524 USRE43758E1 (en) 1996-06-28 2006-07-31 Spark plug with alloy chip

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP18834796 1996-06-28
JP8-188347 1996-06-28
JP33511996A JP3461670B2 (ja) 1996-06-28 1996-11-28 スパークプラグ及びその製造方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP34647099A Division JP2000150109A (ja) 1999-01-01 1999-12-06 スパ―クプラグ

Publications (2)

Publication Number Publication Date
JPH1074575A JPH1074575A (ja) 1998-03-17
JP3461670B2 true JP3461670B2 (ja) 2003-10-27

Family

ID=26504866

Family Applications (1)

Application Number Title Priority Date Filing Date
JP33511996A Expired - Lifetime JP3461670B2 (ja) 1996-06-28 1996-11-28 スパークプラグ及びその製造方法

Country Status (6)

Country Link
US (1) USRE43758E1 (de)
EP (2) EP0817341B2 (de)
JP (1) JP3461670B2 (de)
KR (1) KR100355886B1 (de)
CN (1) CN1059293C (de)
DE (1) DE69703011T3 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002231412A (ja) * 2001-01-31 2002-08-16 Ngk Spark Plug Co Ltd スパークプラグの製造方法及び製造装置
JP4121342B2 (ja) * 2001-11-13 2008-07-23 日本特殊陶業株式会社 クロメート被膜付きプラグ用金属部品及びその製造方法
KR101123553B1 (ko) * 2008-03-27 2012-03-12 니혼도꾸슈도교 가부시키가이샤 스파크 플러그 및 스파크 플러그의 제조 방법
DE102010032412B4 (de) * 2010-07-27 2012-03-08 Dkt Verwaltungs-Gmbh Verfahren zum Herstellen einer Zündelektrode für eine Vorkammerzündkerze und Vorkammerzündkerze
JP7057935B2 (ja) * 2016-12-22 2022-04-21 石福金属興業株式会社 耐熱性Ｉｒ合金

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1850819A (en) 1931-03-06 1932-03-22 Wilson H A Co Alloy
GB479540A (en) † 1936-09-30 1938-02-08 Alan Richard Powell Improvements in electrodes for sparking plugs
US4324588A (en) 1979-08-17 1982-04-13 Engelhard Corporation Arc erosion resistant composite materials and processes for their manufacture
JPS57130384A (en) 1981-02-04 1982-08-12 Nippon Denso Co Spark plug for internal combustion engine
US4699600A (en) 1981-04-30 1987-10-13 Nippondenso Co., Ltd. Spark plug and method of manufacturing the same
DE3563498D1 (en) 1984-08-07 1988-07-28 Ngk Spark Plug Co Spark plug
JPS6258114A (ja) 1985-09-09 1987-03-13 Toshiba Corp ロ−ドサ−ベイシステム
JPS62226592A (ja) * 1986-03-28 1987-10-05 日本特殊陶業株式会社 点火プラグ
DE3725228A1 (de) 1987-07-30 1989-02-09 Bayer Ag Verfahren zur gewinnung von reinen aromaten
CN1009840B (zh) * 1988-10-14 1990-10-03 中国有色金属工业总公司昆明贵金属研究所 火花塞用铂基合金
JPH03101086A (ja) * 1989-09-14 1991-04-25 Ngk Spark Plug Co Ltd 内燃機関用スパークプラグ
JPH03110779A (ja) 1989-09-25 1991-05-10 Ngk Spark Plug Co Ltd 光センサ内蔵型スパークプラグ
JPH04329286A (ja) 1991-04-30 1992-11-18 Nippondenso Co Ltd スパークプラグの製造方法
JP2902186B2 (ja) 1991-12-04 1999-06-07 日本特殊陶業株式会社 気体燃料機関用スパークプラグ
JPH05335066A (ja) 1992-06-01 1993-12-17 Nippondenso Co Ltd 内燃機関用スパークプラグ
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
US5320569A (en) 1992-07-27 1994-06-14 Ngk Spark Plug Co., Ltd. Method of making a spark plug
GB2269632B (en) * 1992-08-12 1996-04-17 Nippon Denso Co Method of manufacturing a discharge electrode assembly or a spark plug
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
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
JPH0737673A (ja) 1993-07-23 1995-02-07 Ngk Spark Plug Co Ltd スパークプラグ用電極
JPH0737674A (ja) 1993-07-26 1995-02-07 Ngk Spark Plug Co Ltd スパークプラグ
JPH07268574A (ja) 1994-03-25 1995-10-17 Tanaka Kikinzoku Kogyo Kk イリジウム線の製造方法
JP3562533B2 (ja) 1994-08-03 2004-09-08 株式会社デンソー 内燃機関用スパークプラグ
GB9418705D0 (en) † 1994-09-16 1994-11-16 Johnson Matthey Plc Improvements in high temperature articles
JP2877035B2 (ja) 1995-06-15 1999-03-31 株式会社デンソー 内燃機関用スパークプラグ
GB2302367B (en) * 1995-06-15 1998-11-25 Nippon Denso Co Spark plug for internal combustion engine
JPH09219274A (ja) * 1995-12-06 1997-08-19 Denso Corp スパークプラグ
US5973443A (en) 1996-05-06 1999-10-26 Alliedsignal Inc. Spark plug electrode tip for internal combustion engine
JP3000955B2 (ja) 1996-05-13 2000-01-17 株式会社デンソー スパークプラグ
GB2479540A (en) 2010-04-13 2011-10-19 Adam Ford Corrupting and erasing data on a storage device when computer casing is broken

Also Published As

Publication number Publication date
JPH1074575A (ja) 1998-03-17
DE69703011T3 (de) 2004-05-27
DE69703011T2 (de) 2001-01-11
CN1170980A (zh) 1998-01-21
EP0817341B2 (de) 2003-12-10
KR100355886B1 (ko) 2002-12-26
DE69703011D1 (de) 2000-10-12
CN1059293C (zh) 2000-12-06
EP0817341A1 (de) 1998-01-07
EP0975075A3 (de) 2000-02-02
EP0817341B1 (de) 2000-09-06
USRE43758E1 (en) 2012-10-23
EP0975075A2 (de) 2000-01-26
KR980006677A (ko) 1998-03-30

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