FR2706971A1 - - Google Patents

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Publication number
FR2706971A1
FR2706971A1 FR9407825A FR9407825A FR2706971A1 FR 2706971 A1 FR2706971 A1 FR 2706971A1 FR 9407825 A FR9407825 A FR 9407825A FR 9407825 A FR9407825 A FR 9407825A FR 2706971 A1 FR2706971 A1 FR 2706971A1
Authority
FR
France
Prior art keywords
butterfly
angular position
air flow
negative
minimum
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
FR9407825A
Other languages
English (en)
French (fr)
Other versions
FR2706971B1 (it
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.)
Weber SRL
Original Assignee
Weber SRL
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 Weber SRL filed Critical Weber SRL
Publication of FR2706971A1 publication Critical patent/FR2706971A1/fr
Application granted granted Critical
Publication of FR2706971B1 publication Critical patent/FR2706971B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F02D9/08—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
    • F02D11/06—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
    • F02D11/10—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type
    • F02D11/107—Safety-related aspects
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F02D2041/227—Limping Home, i.e. taking specific engine control measures at abnormal conditions

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)
FR9407825A 1993-06-24 1994-06-24 Expired - Fee Related FR2706971B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITBO930289A IT1263586B (it) 1993-06-24 1993-06-24 Sistema di regolazione della portata di aria lungo un corpo farfallatoin un dispositivo di alimentazione per un motore endotermico di un veicolo.

Publications (2)

Publication Number Publication Date
FR2706971A1 true FR2706971A1 (it) 1994-12-30
FR2706971B1 FR2706971B1 (it) 1997-01-17

Family

ID=11339146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9407825A Expired - Fee Related FR2706971B1 (it) 1993-06-24 1994-06-24

Country Status (3)

Country Link
DE (1) DE4421013A1 (it)
FR (1) FR2706971B1 (it)
IT (1) IT1263586B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1286795B1 (it) * 1996-12-02 1998-07-17 Magneti Marelli Spa Corpo farfallato motorizzato

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3800087A1 (de) * 1988-01-05 1989-07-13 Vdo Schindling Vorrichtung mit einem kanal fuer einen kraftstoff-luftgemischstrom oder einen luftstrom und mit einer im kanal angeordneten drosselklappe
EP0488016A2 (de) * 1990-11-26 1992-06-03 Hella KG Hueck & Co. Einrichtung zur Steuerung der Leistungsabgabe einer Brennkraftmaschine, insbesondere für Kraftfahrzeuge
EP0525376A1 (de) * 1991-07-27 1993-02-03 Robert Bosch Gmbh Lastverstelleinrichtung für eine Antriebsmaschine
DE4125554A1 (de) * 1991-08-02 1993-02-04 Vdo Schindling Einrichtung zur verstellung einer drosselklappe

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3800087A1 (de) * 1988-01-05 1989-07-13 Vdo Schindling Vorrichtung mit einem kanal fuer einen kraftstoff-luftgemischstrom oder einen luftstrom und mit einer im kanal angeordneten drosselklappe
EP0488016A2 (de) * 1990-11-26 1992-06-03 Hella KG Hueck & Co. Einrichtung zur Steuerung der Leistungsabgabe einer Brennkraftmaschine, insbesondere für Kraftfahrzeuge
EP0525376A1 (de) * 1991-07-27 1993-02-03 Robert Bosch Gmbh Lastverstelleinrichtung für eine Antriebsmaschine
DE4125554A1 (de) * 1991-08-02 1993-02-04 Vdo Schindling Einrichtung zur verstellung einer drosselklappe

Also Published As

Publication number Publication date
FR2706971B1 (it) 1997-01-17
DE4421013A1 (de) 1995-01-05
ITBO930289A1 (it) 1994-12-24
IT1263586B (it) 1996-08-27
ITBO930289A0 (it) 1993-06-24

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070228