JPS4985428A - - Google Patents

Info

Publication number
JPS4985428A
JPS4985428A JP47128262A JP12826272A JPS4985428A JP S4985428 A JPS4985428 A JP S4985428A JP 47128262 A JP47128262 A JP 47128262A JP 12826272 A JP12826272 A JP 12826272A JP S4985428 A JPS4985428 A JP S4985428A
Authority
JP
Japan
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
JP47128262A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP47128262A priority Critical patent/JPS4985428A/ja
Priority to US394523A priority patent/US3870918A/en
Publication of JPS4985428A publication Critical patent/JPS4985428A/ja
Pending 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
    • H01T13/46—Sparking plugs having two or more spark gaps
    • H01T13/467—Sparking plugs having two or more spark gaps in parallel connection

Landscapes

  • Spark Plugs (AREA)
JP47128262A 1972-12-22 1972-12-22 Pending JPS4985428A (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP47128262A JPS4985428A (fr) 1972-12-22 1972-12-22
US394523A US3870918A (en) 1972-12-22 1973-09-05 Ignition plug with auxiliary electrode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47128262A JPS4985428A (fr) 1972-12-22 1972-12-22

Publications (1)

Publication Number Publication Date
JPS4985428A true JPS4985428A (fr) 1974-08-16

Family

ID=14980482

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47128262A Pending JPS4985428A (fr) 1972-12-22 1972-12-22

Country Status (2)

Country Link
US (1) US3870918A (fr)
JP (1) JPS4985428A (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5633557A (en) * 1992-09-28 1997-05-27 Lindsay; Maurice E. Anti-fouling spark plug
DE19503223C2 (de) * 1995-02-02 2000-06-08 Opel Adam Ag Zündkerze für eine Brennkraftmaschine
JPH08222352A (ja) * 1995-02-09 1996-08-30 Ngk Spark Plug Co Ltd 内燃機関用多極スパークプラグ
JP4100725B2 (ja) * 1995-03-16 2008-06-11 株式会社デンソー 内燃機関用スパークプラグ
JPH10189212A (ja) * 1995-11-15 1998-07-21 Ngk Spark Plug Co Ltd 多極スパークプラグ
JP3272615B2 (ja) * 1995-11-16 2002-04-08 日本特殊陶業株式会社 内燃機関のスパークプラグ
JP3340349B2 (ja) * 1997-04-15 2002-11-05 日本特殊陶業株式会社 スパークプラグ
DE10008830A1 (de) * 2000-02-25 2001-08-30 Bosch Gmbh Robert Zündkerze
US20050040749A1 (en) * 2003-08-20 2005-02-24 Lindsay Maurice E. Spark plug
US20050127809A1 (en) * 2003-08-20 2005-06-16 Lindsay Maurice E. Spark plug
US20060033411A1 (en) * 2003-08-20 2006-02-16 Lindsay Maurice E Spark plug
JP2006114476A (ja) * 2004-09-14 2006-04-27 Denso Corp 内燃機関用のスパークプラグ
US7557496B2 (en) * 2005-03-08 2009-07-07 Ngk Spark Plug Co., Ltd. Spark plug which can prevent lateral sparking
JP4970892B2 (ja) * 2006-10-24 2012-07-11 株式会社デンソー 内燃機関用のスパークプラグ
US7902733B2 (en) * 2007-10-16 2011-03-08 Thad Whitfield Posey Uniquely designed internal combustion engine spark plug that will produce two independent ignition sparks between the spark plug electrodes for each single electrical ignition coil discharge
DE102007053428A1 (de) * 2007-11-09 2009-05-14 Robert Bosch Gmbh Zündkerze mit langer Lebensdauer
JP5031915B1 (ja) * 2011-04-25 2012-09-26 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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1322703A (en) * 1919-11-25 Sfark-plucf
US1425329A (en) * 1918-08-26 1922-08-08 Adolph A Mellblom Spark plug
US3725715A (en) * 1971-07-19 1973-04-03 C Krow Spark plug

Also Published As

Publication number Publication date
US3870918A (en) 1975-03-11

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