WO2008081622A1 - 排気ガス再循環バルブ - Google Patents

排気ガス再循環バルブ Download PDF

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Publication number
WO2008081622A1
WO2008081622A1 PCT/JP2007/067962 JP2007067962W WO2008081622A1 WO 2008081622 A1 WO2008081622 A1 WO 2008081622A1 JP 2007067962 W JP2007067962 W JP 2007067962W WO 2008081622 A1 WO2008081622 A1 WO 2008081622A1
Authority
WO
WIPO (PCT)
Prior art keywords
exhaust gas
recirculating valve
valve
recirculating
provides
Prior art date
Application number
PCT/JP2007/067962
Other languages
English (en)
French (fr)
Inventor
Haruo Watanuki
Satoru Hasegawa
Naosuke Nojima
Sotsuo Miyoshi
Original Assignee
Mitsubishi Electric Corporation
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 Mitsubishi Electric Corporation filed Critical Mitsubishi Electric Corporation
Priority to DE112007002928T priority Critical patent/DE112007002928T5/de
Priority to US12/513,635 priority patent/US7992550B2/en
Priority to JP2008552047A priority patent/JPWO2008081622A1/ja
Publication of WO2008081622A1 publication Critical patent/WO2008081622A1/ja

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials
    • F01L3/04—Coated valve members or valve-seats
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/65—Constructional details of EGR valves
    • F02M26/74—Protection from damage, e.g. shielding means
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/31—Coating with metals
    • C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/11—Manufacture or assembly of EGR systems; Materials or coatings specially adapted for EGR systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/50—Arrangements or methods for preventing or reducing deposits, corrosion or wear caused by impurities
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/52—Systems for actuating EGR valves
    • F02M26/53—Systems for actuating EGR valves using electric actuators, e.g. solenoids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/65—Constructional details of EGR valves
    • F02M26/66—Lift valves, e.g. poppet valves
    • F02M26/67—Pintles; Spindles; Springs; Bearings; Sealings; Connections to actuators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/65—Constructional details of EGR valves
    • F02M26/66—Lift valves, e.g. poppet valves
    • F02M26/68—Closing members; Valve seats; Flow passages

Abstract

ＥＧＲバルブ１１の排気ガス通路２２の内面にテフロンコーティング３１を施すと共に、バルブロッド２５の表面にクロムめっき３２を施してなる。
PCT/JP2007/067962 2006-12-28 2007-09-14 排気ガス再循環バルブ WO2008081622A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE112007002928T DE112007002928T5 (de) 2006-12-28 2007-09-14 Abgasrückführventil
US12/513,635 US7992550B2 (en) 2006-12-28 2007-09-14 Exhaust gas recirculation valve
JP2008552047A JPWO2008081622A1 (ja) 2006-12-28 2007-09-14 排気ガス再循環バルブ

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006355792 2006-12-28
JP2006-355792 2006-12-28

Publications (1)

Publication Number Publication Date
WO2008081622A1 true WO2008081622A1 (ja) 2008-07-10

Family

ID=39588309

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/067962 WO2008081622A1 (ja) 2006-12-28 2007-09-14 排気ガス再循環バルブ

Country Status (6)

Country Link
US (1) US7992550B2 (ja)
JP (1) JPWO2008081622A1 (ja)
KR (1) KR20090059167A (ja)
CN (1) CN101553658A (ja)
DE (1) DE112007002928T5 (ja)
WO (1) WO2008081622A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020115007A (ja) * 2019-01-17 2020-07-30 愛三工業株式会社 Ｅｇｒバルブ

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007055422B4 (de) * 2007-11-20 2015-04-02 BorgWarner Esslingen GmbH Ventil zur Steuerung des Durchflusses eines gasförmigen oder flüssigen Mediums
CN102601364B (zh) * 2012-03-29 2015-12-09 湖南天雁机械有限责任公司 采用粉末冶金制造废气再循环系统控制阀片的方法
KR101710258B1 (ko) * 2014-02-12 2017-02-24 가부시키가이샤 테지케 제어 밸브 및 밸브 작동 록 방지 방법
US20160230717A1 (en) * 2016-04-19 2016-08-11 Caterpillar Inc. Coating for engine
US10934945B2 (en) 2016-08-24 2021-03-02 Ford Global Technologies, Llc Internal combustion engine with compressor, exhaust-gas recirculation arrangement and pivotable flap
DE102016010798B4 (de) 2016-09-09 2019-03-21 Markus Bäumler Ventilbetätigungselement zum Steuern und Betätigen eines Ventils einer Pfeifenorgel

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10231752A (ja) * 1997-02-18 1998-09-02 Nissan Diesel Motor Co Ltd 内燃機関シリンダヘッドの吸排気ポート
JP2002004953A (ja) * 2000-06-27 2002-01-09 Honda Motor Co Ltd 内燃機関のｅｇｒ通路構造
JP2006112419A (ja) * 2004-08-12 2006-04-27 Borgwarner Inc 排気ガス再循環弁

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2224003A5 (ja) * 1973-03-30 1974-10-25 Semt
DE2605358A1 (de) * 1975-12-19 1977-05-18 Toyota Motor Co Ltd Abgassteuerventil
JPS5289721A (en) * 1976-01-20 1977-07-27 Taiho Kogyo Co Ltd Egr controlling system made of aluminum alloy
US5052363A (en) * 1990-10-22 1991-10-01 Ford Motor Company EGR control valve having ceramic elements
JPH06173784A (ja) 1992-12-09 1994-06-21 Mitsubishi Electric Corp 排気ガス再循環制御バルブ装置
DE19710470A1 (de) * 1996-03-13 1997-09-18 Unisia Jecs Corp Antriebsschneckeneinheit sowie die Einheit verwendender Elektromotor
JP2003184659A (ja) 2001-12-17 2003-07-03 Usui Internatl Ind Co Ltd Ｅｇｒクーラー及びその製造方法
JP2004100568A (ja) 2002-09-09 2004-04-02 Komatsu Ltd エンジン用排気バルブガイド

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10231752A (ja) * 1997-02-18 1998-09-02 Nissan Diesel Motor Co Ltd 内燃機関シリンダヘッドの吸排気ポート
JP2002004953A (ja) * 2000-06-27 2002-01-09 Honda Motor Co Ltd 内燃機関のｅｇｒ通路構造
JP2006112419A (ja) * 2004-08-12 2006-04-27 Borgwarner Inc 排気ガス再循環弁

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020115007A (ja) * 2019-01-17 2020-07-30 愛三工業株式会社 Ｅｇｒバルブ
US11105303B2 (en) 2019-01-17 2021-08-31 Aisan Kogyo Kabushiki Kaisha EGR valve
JP7150624B2 (ja) 2019-01-17 2022-10-11 愛三工業株式会社 Ｅｇｒバルブ

Also Published As

Publication number Publication date
US7992550B2 (en) 2011-08-09
JPWO2008081622A1 (ja) 2010-04-30
CN101553658A (zh) 2009-10-07
DE112007002928T5 (de) 2009-09-24
US20100065027A1 (en) 2010-03-18
KR20090059167A (ko) 2009-06-10

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