EP0518707A3 - Spark plug with a platinum tip on its outer electrode - Google Patents

Spark plug with a platinum tip on its outer electrode Download PDF

Info

Publication number
EP0518707A3
EP0518707A3 EP19920305477 EP92305477A EP0518707A3 EP 0518707 A3 EP0518707 A3 EP 0518707A3 EP 19920305477 EP19920305477 EP 19920305477 EP 92305477 A EP92305477 A EP 92305477A EP 0518707 A3 EP0518707 A3 EP 0518707A3
Authority
EP
European Patent Office
Prior art keywords
spark plug
outer electrode
platinum tip
platinum
tip
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
EP19920305477
Other versions
EP0518707A2 (en
EP0518707B1 (en
Inventor
Junichi Kagawa
Wataru Matsutani
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.)
Niterra 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=15307290&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0518707(A3) "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
Publication of EP0518707A2 publication Critical patent/EP0518707A2/en
Publication of EP0518707A3 publication Critical patent/EP0518707A3/en
Application granted granted Critical
Publication of EP0518707B1 publication Critical patent/EP0518707B1/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
    • H01T13/00—Sparking plugs
    • H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
    • H01T13/39—Selection of materials for electrodes
    • 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
    • H01T13/32—Sparking plugs characterised by features of the electrodes or insulation characterised by features of the earthed electrode
EP92305477A 1991-06-13 1992-06-15 Spark plug with a platinum tip on its outer electrode Expired - Lifetime EP0518707B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP14209491A JP3226294B2 (en) 1991-06-13 1991-06-13 Spark plug
JP142094/91 1991-06-13

Publications (3)

Publication Number Publication Date
EP0518707A2 EP0518707A2 (en) 1992-12-16
EP0518707A3 true EP0518707A3 (en) 1993-11-18
EP0518707B1 EP0518707B1 (en) 1996-05-15

Family

ID=15307290

Family Applications (1)

Application Number Title Priority Date Filing Date
EP92305477A Expired - Lifetime EP0518707B1 (en) 1991-06-13 1992-06-15 Spark plug with a platinum tip on its outer electrode

Country Status (3)

Country Link
EP (1) EP0518707B1 (en)
JP (1) JP3226294B2 (en)
DE (1) DE69210686T2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5456624A (en) * 1994-03-17 1995-10-10 Alliedsignal Inc. Spark plug with fine wire rivet firing tips and method for its manufacture
JPH08213149A (en) * 1995-02-01 1996-08-20 Ngk Spark Plug Co Ltd Spark plug
JP4419327B2 (en) * 2000-04-03 2010-02-24 株式会社デンソー Spark plug for internal combustion engine and method for manufacturing the same
CZ297483B6 (en) * 2001-11-29 2006-12-13 BRISK Tábor a. s. Spark plug
JP4261573B2 (en) 2006-11-23 2009-04-30 日本特殊陶業株式会社 Spark plug
JP4405572B1 (en) 2007-09-17 2010-01-27 日本特殊陶業株式会社 Spark plug
JP5216131B2 (en) * 2011-12-08 2013-06-19 日本特殊陶業株式会社 Spark plug
AT522986B1 (en) * 2019-10-04 2023-06-15 Brigitte Gruber spark plug

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2296033A (en) * 1941-01-18 1942-09-15 Gen Motors Corp Spark plug
DE8811215U1 (en) * 1987-09-17 1988-10-20 Champion Spark Plug Europe S.A., Binche, Peronnes, Be

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61179837A (en) * 1985-02-05 1986-08-12 Toshiba Corp Nickel-base alloy for spark plug electrode
US5210457A (en) * 1990-09-07 1993-05-11 Ngk Spark Plug Co., Ltd. Outer electrode for spark plug and a method of manufacturing thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2296033A (en) * 1941-01-18 1942-09-15 Gen Motors Corp Spark plug
DE8811215U1 (en) * 1987-09-17 1988-10-20 Champion Spark Plug Europe S.A., Binche, Peronnes, Be

Also Published As

Publication number Publication date
JPH04366581A (en) 1992-12-18
EP0518707A2 (en) 1992-12-16
JP3226294B2 (en) 2001-11-05
DE69210686D1 (en) 1996-06-20
DE69210686T2 (en) 1996-09-19
EP0518707B1 (en) 1996-05-15

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