EP0290980A3 - Apparatus for controlling intake air flow rate in internal combustion engine - Google Patents

Apparatus for controlling intake air flow rate in internal combustion engine Download PDF

Info

Publication number
EP0290980A3
EP0290980A3 EP88107348A EP88107348A EP0290980A3 EP 0290980 A3 EP0290980 A3 EP 0290980A3 EP 88107348 A EP88107348 A EP 88107348A EP 88107348 A EP88107348 A EP 88107348A EP 0290980 A3 EP0290980 A3 EP 0290980A3
Authority
EP
European Patent Office
Prior art keywords
flow rate
combustion engine
internal combustion
air flow
intake air
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
EP88107348A
Other versions
EP0290980A2 (en
EP0290980B1 (en
Inventor
Toshio Matsuzawa
Kazuji Minagawa
Akira Muramatsu
Tomoaki Abe
Masashi Kiyono
Shigeru Kamio
Katsuya Maeda
Mitsunori Takao
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
NipponDenso Co Ltd
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
Priority claimed from JP11288787A external-priority patent/JPS63277830A/en
Priority claimed from JP62199489A external-priority patent/JP2551016B2/en
Application filed by NipponDenso Co Ltd filed Critical NipponDenso Co Ltd
Publication of EP0290980A2 publication Critical patent/EP0290980A2/en
Publication of EP0290980A3 publication Critical patent/EP0290980A3/en
Application granted granted Critical
Publication of EP0290980B1 publication Critical patent/EP0290980B1/en
Expired legal-status Critical Current

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
    • F02D9/02—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning induction conduits
    • 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
    • F02D2009/0261—Arrangements; Control features; Details thereof having a specially shaped transmission member, e.g. a cam, specially toothed gears, with a clutch
    • 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
    • F02D2009/0277—Fail-safe mechanisms, e.g. with limp-home feature, to close throttle if actuator fails, or if control cable sticks or breaks

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)
EP19880107348 1987-05-09 1988-05-06 Apparatus for controlling intake air flow rate in internal combustion engine Expired EP0290980B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP11288787A JPS63277830A (en) 1987-05-09 1987-05-09 Intake air controller of internal combustion engine
JP112887/87 1987-05-09
JP199489/87 1987-08-09
JP62199489A JP2551016B2 (en) 1986-12-12 1987-08-09 Throttle valve control device

Publications (3)

Publication Number Publication Date
EP0290980A2 EP0290980A2 (en) 1988-11-17
EP0290980A3 true EP0290980A3 (en) 1989-11-08
EP0290980B1 EP0290980B1 (en) 1990-12-27

Family

ID=26451948

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19880107348 Expired EP0290980B1 (en) 1987-05-09 1988-05-06 Apparatus for controlling intake air flow rate in internal combustion engine

Country Status (2)

Country Link
EP (1) EP0290980B1 (en)
DE (1) DE3861417D1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1241015B (en) * 1990-12-07 1993-12-27 Weber Srl SYSTEM FOR THE ADJUSTMENT OF THE AIR FLOW ALONG A THROTTLE BODY OF A SUPPLY DEVICE OF AN ENDOTHERMIC MOTOR OF A VEHICLE.
JP2002147257A (en) 2000-11-10 2002-05-22 Mikuni Corp Electronically controlled throttle body
KR20040037143A (en) 2001-09-27 2004-05-04 로베르트 보쉬 게엠베하 Actuator
DE10203042A1 (en) * 2002-01-26 2003-07-31 Bayerische Motoren Werke Ag Actuator for a throttle valve

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59190440A (en) * 1983-04-11 1984-10-29 Nissan Motor Co Ltd Accelerator controller for vehicle
JPS59196936A (en) * 1983-04-22 1984-11-08 Hitachi Ltd Fuel controlling apparatus
JPS59226244A (en) * 1983-06-07 1984-12-19 Nissan Motor Co Ltd Throttle actuator

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 9, no. 103 (M-377)[1826], 8th May 1985; & JP-A-59 226 244 (NISSAN JIDOSHA K.K.) 19-12-1984 *
PATENT ABSTRACTS OF JAPAN, vol. 9, no. 55 (M-362)[1778], 9th March 1985; & JP-A-59 190 440 (NISSAN JIDOSHA K.K.) 29-10-1984 *
PATENT ABSTRACTS OF JAPAN, vol. 9, no. 63 (M-365)[1786], 20th March 1985; & JP-A-59 196 936 (HITACHI SEISAKUSHO K.K.) 08-11-1984 *

Also Published As

Publication number Publication date
EP0290980A2 (en) 1988-11-17
EP0290980B1 (en) 1990-12-27
DE3861417D1 (en) 1991-02-07

Similar Documents

Publication Publication Date Title
EP0510935A3 (en) Air intake heating method and device for internal combustion engines
GB2082935B (en) Intake air filter for internal combustion engines
AR245264A1 (en) Air inlet filter for internal combustion engines
GB2174454B (en) Inlet manifold for v configuration internal combustion engine
GB2199894B (en) Valve operating device in internal combustion engine
EP0524664A3 (en) Valve operating apparatus in an internal combustion engine
DE3564466D1 (en) Air intake device for a multicylinder internal-combustion engine
GB2202276B (en) Intake device for internal combustion engine
EP0586123A3 (en) Air intake arrangement for internal combustion engine
IL69138A (en) Air cleaning intake device particularly for internal combustion engine
EP0119377A3 (en) Process and device for measuring the intake air flow of an internal-combustion engine
EP0695928A3 (en) Intake air flow measuring apparatus for internal combustion engine
EP0336340A3 (en) Method and apparatus for controlling throttle valve in internal combustion engine
EP0282841A3 (en) An air/fuel ratio control apparatus for an internal combustion engine
GB2192936B (en) Flow control device for induction air in an internal combustion engine
DE3274483D1 (en) A flow control device of a helically-shaped intake port for use in a diesel engine
GB9016217D0 (en) Intake apparatus for internal combustion engine
EP0203814A3 (en) Intake air quantity control method for internal combustion engines
JPS57135240A (en) Apparatus for controlling fuel flow in internal combustion engine
EP0325209A3 (en) Intake air cooling arrangement for turbocharged internal combustion engine
GB2152242B (en) Method of controlling intake air quantity for internal combustion engines
EP0265078A3 (en) Apparatus for learning and controlling air/fuel ratio in internal combustion engine
GB2289349B (en) Air flow rate control apparatus for internal combustion engine
EP0431627A3 (en) Process and apparatus for learning and controlling air/fuel ratio in internal combustion engine
AU5007590A (en) Method for controlling the quantity of intake air supplied to an internal combustion engine

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB IT

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB IT

17P Request for examination filed

Effective date: 19891227

17Q First examination report despatched

Effective date: 19900511

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB IT

REF Corresponds to:

Ref document number: 3861417

Country of ref document: DE

Date of ref document: 19910207

ITF It: translation for a ep patent filed

Owner name: SOCIETA' ITALIANA BREVETTI S.P.A.

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
REG Reference to a national code

Ref country code: GB

Ref legal event code: 746

ITTA It: last paid annual fee
REG Reference to a national code

Ref country code: FR

Ref legal event code: DL

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20000502

Year of fee payment: 13

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20000503

Year of fee payment: 13

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20000510

Year of fee payment: 13

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20010506

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20010506

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20020131

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20020301

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20050506