EP0964147A3 - Valve de recirculation de gaz d'échappement pour moteurs à combustion - Google Patents

Valve de recirculation de gaz d'échappement pour moteurs à combustion Download PDF

Info

Publication number
EP0964147A3
EP0964147A3 EP99110259A EP99110259A EP0964147A3 EP 0964147 A3 EP0964147 A3 EP 0964147A3 EP 99110259 A EP99110259 A EP 99110259A EP 99110259 A EP99110259 A EP 99110259A EP 0964147 A3 EP0964147 A3 EP 0964147A3
Authority
EP
European Patent Office
Prior art keywords
exhaust gas
valve
combustion engines
gas recirculation
recirculation valve
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
EP99110259A
Other languages
German (de)
English (en)
Other versions
EP0964147B1 (fr
EP0964147A2 (fr
Inventor
Frank Zimmermann
Thomas Peuker
Andreas Kaiser
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.)
Gustav Wahler GmbH and Co KG
Original Assignee
Gustav Wahler GmbH and Co KG
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=7870355&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0964147(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Gustav Wahler GmbH and Co KG filed Critical Gustav Wahler GmbH and Co KG
Publication of EP0964147A2 publication Critical patent/EP0964147A2/fr
Publication of EP0964147A3 publication Critical patent/EP0964147A3/fr
Application granted granted Critical
Publication of EP0964147B1 publication Critical patent/EP0964147B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lift Valve (AREA)
EP99110259A 1998-06-09 1999-05-27 Valve de recirculation de gaz d'échappement pour moteurs à combustion Expired - Lifetime EP0964147B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19825656A DE19825656A1 (de) 1998-06-09 1998-06-09 Abgasrückführventil für Brennkraftmaschinen
DE19825656 1998-06-09

Publications (3)

Publication Number Publication Date
EP0964147A2 EP0964147A2 (fr) 1999-12-15
EP0964147A3 true EP0964147A3 (fr) 2000-10-18
EP0964147B1 EP0964147B1 (fr) 2003-11-12

Family

ID=7870355

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99110259A Expired - Lifetime EP0964147B1 (fr) 1998-06-09 1999-05-27 Valve de recirculation de gaz d'échappement pour moteurs à combustion

Country Status (2)

Country Link
EP (1) EP0964147B1 (fr)
DE (2) DE19825656A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10044780A1 (de) * 2000-09-09 2002-04-04 Wahler Gmbh & Co Kg Gustav Steuereinrichtung mit einer Steuerklappe zur Steuerung eines Mediums
DE10104227C1 (de) * 2001-01-31 2003-01-16 Bosch Gmbh Robert Einrichtung zur Behandlung von Gasströmen
DE10108043B4 (de) * 2001-02-20 2005-09-01 Robert Bosch Gmbh Selbstreinigende Ventile im Zuluft- oder Abgassystem bei Verbrennungskraftmaschinen

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03267563A (ja) * 1990-03-16 1991-11-28 Taiho Kogyo Co Ltd 排気ガス再循環装置
JPH08135520A (ja) * 1994-11-14 1996-05-28 Fuji Oozx Inc 内燃機関用排気ガス還流制御弁装置
DE19539921C1 (de) * 1995-10-26 1997-02-27 Ranco Inc Ventil
JPH09264203A (ja) * 1996-03-28 1997-10-07 Aisan Ind Co Ltd 排気ガス還流装置
DE19701239A1 (de) * 1997-01-16 1998-07-23 Bosch Gmbh Robert Abgasrückführventil
JPH1172166A (ja) * 1997-06-25 1999-03-16 Denso Corp 排気ガス還流制御弁

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4009923C2 (de) * 1990-03-28 1995-11-02 Fev Motorentech Gmbh & Co Kg Ventil zum Dosieren des Abgasrückführstromes bei Brennkraftmaschinen
DE19607810A1 (de) 1996-03-01 1997-09-04 Bosch Gmbh Robert Abgasrückführventil
DE19711199A1 (de) * 1997-03-19 1998-09-24 Wahler Gmbh & Co Gustav Abgasrückführventil für eine Brennkraftmaschine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03267563A (ja) * 1990-03-16 1991-11-28 Taiho Kogyo Co Ltd 排気ガス再循環装置
JPH08135520A (ja) * 1994-11-14 1996-05-28 Fuji Oozx Inc 内燃機関用排気ガス還流制御弁装置
DE19539921C1 (de) * 1995-10-26 1997-02-27 Ranco Inc Ventil
JPH09264203A (ja) * 1996-03-28 1997-10-07 Aisan Ind Co Ltd 排気ガス還流装置
DE19701239A1 (de) * 1997-01-16 1998-07-23 Bosch Gmbh Robert Abgasrückführventil
JPH1172166A (ja) * 1997-06-25 1999-03-16 Denso Corp 排気ガス還流制御弁

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 016, no. 083 (M - 1216) 28 February 1992 (1992-02-28) *
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 09 30 September 1996 (1996-09-30) *
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 02 30 January 1998 (1998-01-30) *
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 08 30 June 1999 (1999-06-30) *

Also Published As

Publication number Publication date
EP0964147B1 (fr) 2003-11-12
DE19825656A1 (de) 1999-12-16
DE59907686D1 (de) 2003-12-18
EP0964147A2 (fr) 1999-12-15

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