IN2014DN11190A - - Google Patents

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Publication number
IN2014DN11190A
IN2014DN11190A IN11190DEN2014A IN2014DN11190A IN 2014DN11190 A IN2014DN11190 A IN 2014DN11190A IN 11190DEN2014 A IN11190DEN2014 A IN 11190DEN2014A IN 2014DN11190 A IN2014DN11190 A IN 2014DN11190A
Authority
IN
India
Prior art keywords
housing portion
insulator
ground electrode
spark plug
electrode
Prior art date
Application number
Inventor
Akihiro Ando
Motomasa Iizuka
Koichi Nakata
Shinichiro Nogawa
Kotaro Suzuki
Original Assignee
Toyota Motor Co Ltd
Nippon Soken
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 Toyota Motor Co Ltd, Nippon Soken filed Critical Toyota Motor Co Ltd
Publication of IN2014DN11190A publication Critical patent/IN2014DN11190A/en

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02PIGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P15/00Electric spark ignition having characteristics not provided for in, or of interest apart from, groups F02P1/00 - F02P13/00 and combined with layout of ignition circuits
    • F02P15/006Ignition installations combined with other systems, e.g. fuel injection
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01TSPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T13/00Sparking plugs
    • H01T13/20Sparking plugs characterised by features of the electrodes or insulation
    • H01T13/32Sparking plugs characterised by features of the electrodes or insulation characterised by features of the earthed electrode
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01TSPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T13/00Sparking plugs
    • H01T13/20Sparking plugs characterised by features of the electrodes or insulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Spark Plugs (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)

Abstract

A spark plug (1A) includes a housing portion (2A); an insulator (3) that is retained in the housing portion (2A); a center electrode (4) that is exposed from the insulator (3); and a ground electrode (5) that forms a discharge gap (G) between the ground electrode (5) and the center electrode (4). A plug pocket (P) is formed between the housing portion (2A) and the insulator (3). In the spark plug (1A) a tapered portion (T1) is provided on an inside of one of two portions of a tip end portion of the housing portion (2A) that face each other in a radial direction of the housing portion (2A) and the ground electrode (5) is provided on the other portion.
IN11190DEN2014 2012-07-03 2013-07-01 IN2014DN11190A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012149930A JP5955668B2 (en) 2012-07-03 2012-07-03 Spark plug
PCT/IB2013/001395 WO2014006469A1 (en) 2012-07-03 2013-07-01 Spark plug and internal combustion engine provided therewith

Publications (1)

Publication Number Publication Date
IN2014DN11190A true IN2014DN11190A (en) 2015-10-02

Family

ID=48875091

Family Applications (1)

Application Number Title Priority Date Filing Date
IN11190DEN2014 IN2014DN11190A (en) 2012-07-03 2013-07-01

Country Status (6)

Country Link
US (1) US20150192099A1 (en)
EP (1) EP2870668A1 (en)
JP (1) JP5955668B2 (en)
CN (1) CN104584345A (en)
IN (1) IN2014DN11190A (en)
WO (1) WO2014006469A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7330002B2 (en) * 2019-07-18 2023-08-21 株式会社Soken Spark plug

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3612931A (en) * 1970-03-11 1971-10-12 William P Strumbos Multiple heat range spark plug
JPH09330782A (en) * 1996-06-07 1997-12-22 Ngk Spark Plug Co Ltd Spark plug
JP2000133411A (en) * 1998-10-26 2000-05-12 Ngk Spark Plug Co Ltd Coil integrated ignition plug
AT413904B (en) * 2003-09-19 2006-07-15 Ge Jenbacher Ag SPARK PLUG
US7557496B2 (en) * 2005-03-08 2009-07-07 Ngk Spark Plug Co., Ltd. Spark plug which can prevent lateral sparking
JP2006318696A (en) * 2005-05-11 2006-11-24 Nissan Motor Co Ltd Spark plug for direct fuel-injection engine
JP4970892B2 (en) * 2006-10-24 2012-07-11 株式会社デンソー Spark plug for internal combustion engine
JP4762109B2 (en) * 2006-10-24 2011-08-31 株式会社日本自動車部品総合研究所 Spark plug for internal combustion engine
US7975665B2 (en) 2007-02-23 2011-07-12 Ngk Spark Plug Co., Ltd. Spark plug and internal combustion engine provided with the same
US20090277410A1 (en) * 2007-03-26 2009-11-12 Ngk Spark Plug Co., Ltd. Spark plug
JP2009004257A (en) * 2007-06-22 2009-01-08 Nippon Soken Inc Spark plug installation structure
KR101395376B1 (en) * 2007-08-08 2014-05-14 니혼도꾸슈도교 가부시키가이샤 Spark plug and its manufacturing method
JPWO2009153927A1 (en) * 2008-06-18 2011-11-24 日本特殊陶業株式会社 Spark plug
JP2010267625A (en) 2010-07-09 2010-11-25 Ngk Spark Plug Co Ltd Spark plug for internal combustion engine

Also Published As

Publication number Publication date
EP2870668A1 (en) 2015-05-13
CN104584345A (en) 2015-04-29
JP2014013666A (en) 2014-01-23
JP5955668B2 (en) 2016-07-20
WO2014006469A1 (en) 2014-01-09
US20150192099A1 (en) 2015-07-09

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