DE69203333D1 - Zündkerzenelektrode und ihr Herstellungsverfahren. - Google Patents

Zündkerzenelektrode und ihr Herstellungsverfahren.

Info

Publication number
DE69203333D1
DE69203333D1 DE69203333T DE69203333T DE69203333D1 DE 69203333 D1 DE69203333 D1 DE 69203333D1 DE 69203333 T DE69203333 T DE 69203333T DE 69203333 T DE69203333 T DE 69203333T DE 69203333 D1 DE69203333 D1 DE 69203333D1
Authority
DE
Germany
Prior art keywords
manufacturing process
spark plug
plug electrode
electrode
spark
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
DE69203333T
Other languages
English (en)
Other versions
DE69203333T2 (de
Inventor
Kozo Takamura
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.)
Denso Corp
Original Assignee
NipponDenso 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
Application filed by NipponDenso Co Ltd filed Critical NipponDenso Co Ltd
Publication of DE69203333D1 publication Critical patent/DE69203333D1/de
Application granted granted Critical
Publication of DE69203333T2 publication Critical patent/DE69203333T2/de
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)
DE69203333T 1991-12-13 1992-12-11 Zündkerzenelektrode und ihr Herstellungsverfahren. Expired - Lifetime DE69203333T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP33063091A JP3301094B2 (ja) 1991-12-13 1991-12-13 内燃機関用スパークプラグおよびその製造方法

Publications (2)

Publication Number Publication Date
DE69203333D1 true DE69203333D1 (de) 1995-08-10
DE69203333T2 DE69203333T2 (de) 1995-12-21

Family

ID=18234819

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69203333T Expired - Lifetime DE69203333T2 (de) 1991-12-13 1992-12-11 Zündkerzenelektrode und ihr Herstellungsverfahren.

Country Status (4)

Country Link
US (1) US5488262A (de)
EP (1) EP0546562B1 (de)
JP (1) JP3301094B2 (de)
DE (1) DE69203333T2 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3196601B2 (ja) * 1995-10-11 2001-08-06 株式会社デンソー 内燃機関用スパークプラグの製造方法
JP3856551B2 (ja) * 1997-11-19 2006-12-13 日本特殊陶業株式会社 スパークプラグ
US6346766B1 (en) 1998-05-20 2002-02-12 Denso Corporation Spark plug for internal combustion engine and method for manufacturing same
US5980345A (en) * 1998-07-13 1999-11-09 Alliedsignal Inc. Spark plug electrode having iridium based sphere and method for manufacturing same
US6045424A (en) * 1998-07-13 2000-04-04 Alliedsignal Inc. Spark plug tip having platinum based alloys
DE19854861A1 (de) * 1998-11-27 2000-05-31 Beru Ag Zündkerze
JP2001273966A (ja) * 2000-01-18 2001-10-05 Denso Corp スパークプラグ
DE60140641D1 (de) 2000-01-19 2010-01-14 Ngk Spark Plug Co Zündkerze für verbrennungsmotor
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
JP4092889B2 (ja) * 2000-07-10 2008-05-28 株式会社デンソー スパークプラグ
JP2002280145A (ja) * 2001-03-19 2002-09-27 Ngk Spark Plug Co Ltd スパークプラグ及びその製造方法
EP1376791B1 (de) * 2002-06-21 2005-10-26 NGK Spark Plug Company Limited Zündkerze und ihr Herstellungsverfahren
JP4220308B2 (ja) 2003-05-29 2009-02-04 株式会社デンソー スパークプラグ
US7049733B2 (en) * 2003-11-05 2006-05-23 Federal-Mogul Worldwide, Inc. Spark plug center electrode assembly
EP1961080B1 (de) 2005-11-18 2013-02-27 Federal-Mogul Corporation Zündkerze mit einer mehrschichtigen zündungsspitze
JP4603005B2 (ja) * 2007-03-28 2010-12-22 日本特殊陶業株式会社 スパークプラグの製造方法
WO2009063930A1 (ja) * 2007-11-15 2009-05-22 Ngk Spark Plug Co., Ltd. 内燃機関用スパークプラグ
CN101861686B (zh) * 2007-11-15 2012-12-26 日本特殊陶业株式会社 火花塞
US8013503B2 (en) 2007-11-20 2011-09-06 Ngk Spark Plug Co., Ltd. Spark plug for internal combustion engine having ground electrode with thick, thin and stepped portion and method for producing the spark plug
EP2214274B1 (de) 2007-11-20 2014-03-12 NGK Spark Plug Co., Ltd. Zündkerze für verbrennungsmotor und verfahren zur herstellung einer zündkerze
EP2063507B1 (de) 2007-11-20 2014-08-13 NGK Spark Plug Co., Ltd. Zündkerze für Verbrennungsmotor
EP2063508B1 (de) 2007-11-20 2014-04-23 NGK Spark Plug Co., Ltd. Zündkerze für Verbrennungsmotoren und Verfahren zur Herstellung der Zündkerze
CN101868891B (zh) 2007-11-20 2012-12-12 日本特殊陶业株式会社 火花塞
US20100264801A1 (en) * 2007-12-20 2010-10-21 Tomoo Tanaka Spark plug and process for producing the spark plug
JP5119268B2 (ja) * 2007-12-20 2013-01-16 日本特殊陶業株式会社 スパークプラグ及びその製造方法
EP2226911B1 (de) 2007-12-28 2013-11-27 NGK Spark Plug Co., Ltd. Zündkerze für einen verbrennungsmotor
JP4804524B2 (ja) * 2008-11-19 2011-11-02 日本特殊陶業株式会社 内燃機関用スパークプラグ及びその製造方法
JP4964281B2 (ja) * 2009-09-11 2012-06-27 日本特殊陶業株式会社 スパークプラグ
JP4928596B2 (ja) * 2009-12-04 2012-05-09 日本特殊陶業株式会社 スパークプラグ及びその製造方法
WO2013003561A2 (en) 2011-06-28 2013-01-03 Federal-Mogul Ignition Company Spark plug electrode configuration
DE112012003972B4 (de) 2011-09-23 2019-05-23 Federal-Mogul Ignition Company Zündkerze und Masseelektroden-Herstellungsverfahren
JP6328158B2 (ja) 2016-01-26 2018-05-23 日本特殊陶業株式会社 スパークプラグ

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4122366A (en) * 1977-01-03 1978-10-24 Stutterheim F Von Spark plug
JPS57130385A (en) * 1981-02-04 1982-08-12 Nippon Denso Co Spark plug for internal combustion engine
US4540910A (en) * 1982-11-22 1985-09-10 Nippondenso Co., Ltd. Spark plug for internal-combustion engine
JPS59160988A (ja) * 1983-03-02 1984-09-11 日本特殊陶業株式会社 スパ−クプラグ
JPS60262374A (ja) * 1984-06-08 1985-12-25 株式会社デンソー 内燃機関用スパ−クプラグの製造方法
JPS6131945A (ja) * 1984-07-25 1986-02-14 Hara Denshi Sokki Kk 光学的探傷装置
JPS61230283A (ja) * 1985-04-04 1986-10-14 日本特殊陶業株式会社 スパ−クプラグ
DE3811395A1 (de) * 1987-04-06 1988-11-10 Nippon Denso Co Zuendkerze fuer eine brennkraftmaschine
JPH02242577A (ja) * 1989-03-15 1990-09-26 Ngk Spark Plug Co Ltd 内燃機関用スパークプラグ

Also Published As

Publication number Publication date
JP3301094B2 (ja) 2002-07-15
EP0546562A3 (en) 1993-11-24
DE69203333T2 (de) 1995-12-21
EP0546562B1 (de) 1995-07-05
US5488262A (en) 1996-01-30
EP0546562A2 (de) 1993-06-16
JPH05166577A (ja) 1993-07-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DENSO CORP., KARIYA, AICHI, JP

8320 Willingness to grant licences declared (paragraph 23)
R071 Expiry of right

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