JP7452269B2 - 内燃機関用のスパークプラグ - Google Patents

内燃機関用のスパークプラグ Download PDF

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Publication number
JP7452269B2
JP7452269B2 JP2020100406A JP2020100406A JP7452269B2 JP 7452269 B2 JP7452269 B2 JP 7452269B2 JP 2020100406 A JP2020100406 A JP 2020100406A JP 2020100406 A JP2020100406 A JP 2020100406A JP 7452269 B2 JP7452269 B2 JP 7452269B2
Authority
JP
Japan
Prior art keywords
housing
side end
plug
discharge
ground electrode
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.)
Active
Application number
JP2020100406A
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English (en)
Japanese (ja)
Other versions
JP2021197212A (ja
JP2021197212A5 (enExample
Inventor
明光 杉浦
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
Denso Corp
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 Denso Corp filed Critical Denso Corp
Priority to JP2020100406A priority Critical patent/JP7452269B2/ja
Priority to DE112021003172.4T priority patent/DE112021003172T5/de
Priority to PCT/JP2021/016127 priority patent/WO2021251007A1/ja
Publication of JP2021197212A publication Critical patent/JP2021197212A/ja
Publication of JP2021197212A5 publication Critical patent/JP2021197212A5/ja
Priority to US18/074,722 priority patent/US11973323B2/en
Application granted granted Critical
Publication of JP7452269B2 publication Critical patent/JP7452269B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H01T13/32—Sparking plugs characterised by features of the electrodes or insulation characterised by features of the earthed electrode
    • 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
    • H01T13/54—Sparking plugs having electrodes arranged in a partly-enclosed ignition chamber
    • 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
    • H01T13/02—Details
    • H01T13/16—Means for dissipating heat
    • 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
    • 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
    • H01T13/34—Sparking plugs characterised by features of the electrodes or insulation characterised by the mounting of electrodes in insulation, e.g. by embedding
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

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  • Spark Plugs (AREA)
JP2020100406A 2020-06-09 2020-06-09 内燃機関用のスパークプラグ Active JP7452269B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2020100406A JP7452269B2 (ja) 2020-06-09 2020-06-09 内燃機関用のスパークプラグ
DE112021003172.4T DE112021003172T5 (de) 2020-06-09 2021-04-21 Zündkerze für eine Maschine mit interner Verbrennung
PCT/JP2021/016127 WO2021251007A1 (ja) 2020-06-09 2021-04-21 内燃機関用のスパークプラグ
US18/074,722 US11973323B2 (en) 2020-06-09 2022-12-05 Spark plug for internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020100406A JP7452269B2 (ja) 2020-06-09 2020-06-09 内燃機関用のスパークプラグ

Publications (3)

Publication Number Publication Date
JP2021197212A JP2021197212A (ja) 2021-12-27
JP2021197212A5 JP2021197212A5 (enExample) 2022-04-14
JP7452269B2 true JP7452269B2 (ja) 2024-03-19

Family

ID=78845569

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020100406A Active JP7452269B2 (ja) 2020-06-09 2020-06-09 内燃機関用のスパークプラグ

Country Status (4)

Country Link
US (1) US11973323B2 (enExample)
JP (1) JP7452269B2 (enExample)
DE (1) DE112021003172T5 (enExample)
WO (1) WO2021251007A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022207313A1 (de) * 2022-07-18 2024-01-18 Robert Bosch Gesellschaft mit beschränkter Haftung Zündkerze mit verbesserter Masseelektrode

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013143371A (ja) 2012-01-10 2013-07-22 Woodward Inc 燃料供給機能を有するプレチャンバスパークプラグにおけるスパーク点火火炎核流れの制御
JP2014116181A (ja) 2012-12-10 2014-06-26 Nippon Soken Inc 内燃機関用のスパークプラグ
JP2015130302A (ja) 2014-01-09 2015-07-16 株式会社デンソー 内燃機関用のスパークプラグ
JP2021170475A (ja) 2020-04-16 2021-10-28 株式会社Soken スパークプラグ

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200184909Y1 (ko) 1999-12-30 2000-06-01 범영산업주식회사 전기점화식 내연기관의 점화플러그
DE10144976A1 (de) 2001-09-12 2003-04-03 Beru Ag Zündkerze mit Mittelelektrode und Vorkammer
FR2846046B1 (fr) 2002-10-18 2006-06-16 Peugeot Citroen Automobiles Sa Dispositif d'allumage a prechambre pour un moteur a combustion interne, allumeur a prechambre et procede d'allumage
US20050211217A1 (en) 2004-03-23 2005-09-29 Boley William C Pre-chambered type spark plug with pre-chamber entirely below a bottom surface of a cylinder head
DE102010004851B4 (de) 2009-12-18 2014-05-28 Federal-Mogul Ignition Gmbh Vorkammer-Zündkerze für eine mit Gas betriebene Brennkraftmaschine
DE102011076471B4 (de) 2011-05-25 2016-02-18 Mtu Friedrichshafen Gmbh Vorkammerzündkerze und Gasmotor mit einer solchen Vorkammerzündkerze
DE102012022872A1 (de) 2012-11-22 2014-05-22 Mtu Friedrichshafen Gmbh Zündeinrichtung für einen Verbrennungsmotor und Verbrennungsmotor
DE102015113175A1 (de) * 2015-08-10 2016-09-29 Federal-Mogul Ignition Gmbh Zündkerze
KR101782574B1 (ko) 2015-10-29 2017-09-27 정인태 내연기관용 점화플러그
DE102016120984B4 (de) 2016-11-03 2018-10-18 Federal-Mogul Ignition Gmbh Vorkammerzündkerze für eine mit Gas betriebene Brennkraftmaschine und Verfahren zu deren Herstellung
DE102017221517A1 (de) 2017-11-30 2019-06-06 Robert Bosch Gmbh Zündkerze mit verlängertem Gehäuse und Masseelektrode an der Gehäuseinnenseite
DE102017011209B3 (de) 2017-12-05 2019-01-17 Daimler Ag Vorkammerzündkerze für einen Brennraum einer Verbrennungskraftmaschine, insbesondere eines Kraftfahrzeugs, sowie Verbrennungskraftmaschine für ein Kraftfahrzeug
DE102018211009A1 (de) 2018-07-04 2020-01-09 Robert Bosch Gmbh Vorkammerkappe mit konischen Durchströmungsöffnungen für eine Vorkammer-Zündkerze sowie eine Vorkammer-Zündkerze und einem Herstellungsverfahren der Vorkammerkappe

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013143371A (ja) 2012-01-10 2013-07-22 Woodward Inc 燃料供給機能を有するプレチャンバスパークプラグにおけるスパーク点火火炎核流れの制御
JP2014116181A (ja) 2012-12-10 2014-06-26 Nippon Soken Inc 内燃機関用のスパークプラグ
JP2015130302A (ja) 2014-01-09 2015-07-16 株式会社デンソー 内燃機関用のスパークプラグ
JP2021170475A (ja) 2020-04-16 2021-10-28 株式会社Soken スパークプラグ

Also Published As

Publication number Publication date
US11973323B2 (en) 2024-04-30
WO2021251007A1 (ja) 2021-12-16
US20230094043A1 (en) 2023-03-30
JP2021197212A (ja) 2021-12-27
DE112021003172T5 (de) 2023-03-23

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