EP1734236A4 - Idle air control device of fuel injection device - Google Patents

Idle air control device of fuel injection device

Info

Publication number
EP1734236A4
EP1734236A4 EP05721700A EP05721700A EP1734236A4 EP 1734236 A4 EP1734236 A4 EP 1734236A4 EP 05721700 A EP05721700 A EP 05721700A EP 05721700 A EP05721700 A EP 05721700A EP 1734236 A4 EP1734236 A4 EP 1734236A4
Authority
EP
European Patent Office
Prior art keywords
fuel injection
air control
idle air
control device
injection device
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
EP05721700A
Other languages
German (de)
French (fr)
Other versions
EP1734236A1 (en
EP1734236B1 (en
Inventor
Yoji Kojima
Kunihiko Maeda
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.)
Keihin Corp
Original Assignee
Keihin 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 Keihin Corp filed Critical Keihin Corp
Publication of EP1734236A1 publication Critical patent/EP1734236A1/en
Publication of EP1734236A4 publication Critical patent/EP1734236A4/en
Application granted granted Critical
Publication of EP1734236B1 publication Critical patent/EP1734236B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
    • F02D9/10—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps
    • F02D9/1035—Details of the valve housing
    • F02D9/1055—Details of the valve housing having a fluid by-pass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
    • F02D9/12—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having slidably-mounted valve members; having valve members movable longitudinally of conduit
    • F02D9/14—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having slidably-mounted valve members; having valve members movable longitudinally of conduit the members being slidable transversely of conduit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/02—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning induction conduits
    • F02D2009/0201—Arrangements; Control features; Details thereof
    • F02D2009/0252—Opening a special valve-controlled intake passage (by-pass) during starting
    • 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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/30—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines
    • F02M69/32—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines with an air by-pass around the air throttle valve or with an auxiliary air passage, e.g. with a variably controlled valve therein

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Electrically Driven Valve-Operating Means (AREA)
EP05721700A 2004-03-31 2005-03-29 Idle air control device of fuel injection device Active EP1734236B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004103995 2004-03-31
PCT/JP2005/006560 WO2005095774A1 (en) 2004-03-31 2005-03-29 Idle air control device of fuel injection device

Publications (3)

Publication Number Publication Date
EP1734236A1 EP1734236A1 (en) 2006-12-20
EP1734236A4 true EP1734236A4 (en) 2008-05-28
EP1734236B1 EP1734236B1 (en) 2009-09-30

Family

ID=35063838

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05721700A Active EP1734236B1 (en) 2004-03-31 2005-03-29 Idle air control device of fuel injection device

Country Status (6)

Country Link
EP (1) EP1734236B1 (en)
JP (1) JP4555822B2 (en)
CN (1) CN1938503B (en)
DE (1) DE602005016907D1 (en)
TW (1) TWI277691B (en)
WO (1) WO2005095774A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4459154B2 (en) * 2005-11-09 2010-04-28 株式会社ケーヒン Air bypass device for multiple throttle bodies
JP4690949B2 (en) * 2006-06-13 2011-06-01 株式会社ケーヒン Engine intake system
JP2007332904A (en) * 2006-06-16 2007-12-27 Mikuni Corp Valve device and idle air quantity control device
JP4690990B2 (en) 2006-10-04 2011-06-01 株式会社ケーヒン Air bypass device in fuel injection device
US8616522B2 (en) 2007-07-10 2013-12-31 Continental Tire Canada, Inc. Idle air control valve
JP6108303B2 (en) 2013-02-14 2017-04-05 株式会社ケーヒン Flow control device
JP6193788B2 (en) * 2014-03-14 2017-09-06 株式会社ケーヒン Bypass valve device
JP6453692B2 (en) * 2015-03-30 2019-01-16 株式会社ケーヒン Manufacturing apparatus and manufacturing method of flow control device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1296049A1 (en) * 2000-06-19 2003-03-26 Keihin Corporation Bypass intake amount controller
EP1384874A1 (en) * 2001-04-27 2004-01-28 Keihin Corporation Engine intake device
EP1422419A1 (en) * 2001-08-31 2004-05-26 Keihin Corporation Seal structure of bypass intake volume control device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61146667U (en) * 1985-03-04 1986-09-10
JPH0781545B2 (en) * 1988-08-06 1995-08-30 三菱電機株式会社 Idling speed control valve for internal combustion engine
FR2718490B1 (en) * 1994-04-06 1996-07-05 Solex Two-stage valve for supplying air to internal combustion engine injectors.
JP3978395B2 (en) * 2002-01-23 2007-09-19 愛三工業株式会社 Flow control valve
JP3971619B2 (en) * 2002-02-13 2007-09-05 株式会社ケーヒン Engine intake system
JP2003262283A (en) * 2002-03-08 2003-09-19 Denso Corp Air control valve
JP7081545B2 (en) * 2019-03-26 2022-06-07 トヨタ自動車株式会社 Power converter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1296049A1 (en) * 2000-06-19 2003-03-26 Keihin Corporation Bypass intake amount controller
EP1384874A1 (en) * 2001-04-27 2004-01-28 Keihin Corporation Engine intake device
EP1422419A1 (en) * 2001-08-31 2004-05-26 Keihin Corporation Seal structure of bypass intake volume control device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2005095774A1 *

Also Published As

Publication number Publication date
DE602005016907D1 (en) 2009-11-12
TWI277691B (en) 2007-04-01
CN1938503A (en) 2007-03-28
JPWO2005095774A1 (en) 2007-08-16
WO2005095774A1 (en) 2005-10-13
TW200537017A (en) 2005-11-16
JP4555822B2 (en) 2010-10-06
CN1938503B (en) 2012-01-18
EP1734236A1 (en) 2006-12-20
EP1734236B1 (en) 2009-09-30

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