ATE270383T1 - Verbrennungsmotor mit variabler ventilsteuerung und hydraulischem zusatzstösel - Google Patents

Verbrennungsmotor mit variabler ventilsteuerung und hydraulischem zusatzstösel

Info

Publication number
ATE270383T1
ATE270383T1 AT02005747T AT02005747T ATE270383T1 AT E270383 T1 ATE270383 T1 AT E270383T1 AT 02005747 T AT02005747 T AT 02005747T AT 02005747 T AT02005747 T AT 02005747T AT E270383 T1 ATE270383 T1 AT E270383T1
Authority
AT
Austria
Prior art keywords
combustion engine
valve control
variable valve
auxiliary plug
hydraulic auxiliary
Prior art date
Application number
AT02005747T
Other languages
English (en)
Inventor
Stefano Chiappini
Andrea Pecori
Francesco Vattaneo
Original Assignee
Fiat Ricerche
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 Fiat Ricerche filed Critical Fiat Ricerche
Application granted granted Critical
Publication of ATE270383T1 publication Critical patent/ATE270383T1/de

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
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
    • F01L9/11—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column
    • F01L9/12—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem
    • 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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F01L1/053—Camshafts overhead type
    • 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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
    • F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
    • F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
    • F01L2001/34423—Details relating to the hydraulic feeding circuit
    • F01L2001/34446—Fluid accumulators for the feeding circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
AT02005747T 2001-03-23 2002-03-13 Verbrennungsmotor mit variabler ventilsteuerung und hydraulischem zusatzstösel ATE270383T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2001TO000272A ITTO20010272A1 (it) 2001-03-23 2001-03-23 Motore a combustione interna con valvole ad azionamento variabile e punteria idraulica ausiliaria.

Publications (1)

Publication Number Publication Date
ATE270383T1 true ATE270383T1 (de) 2004-07-15

Family

ID=11458720

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02005747T ATE270383T1 (de) 2001-03-23 2002-03-13 Verbrennungsmotor mit variabler ventilsteuerung und hydraulischem zusatzstösel

Country Status (8)

Country Link
US (1) US6553950B2 (de)
EP (1) EP1245799B1 (de)
JP (1) JP4046527B2 (de)
CN (1) CN1376461A (de)
AT (1) ATE270383T1 (de)
DE (1) DE60200669T2 (de)
ES (1) ES2219596T3 (de)
IT (1) ITTO20010272A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6752121B2 (en) * 2001-05-18 2004-06-22 General Motors Corporation Cylinder deactivation system timing control synchronization
ITTO20011187A1 (it) 2001-12-18 2003-06-18 C R F Societa Con Sortile Per ,,motore pluricilindrico a benzina con azionamento variabile delle valvole,,
DE10205888B4 (de) * 2002-02-13 2009-01-15 Delphi Technologies, Inc., Troy Hydraulische Ventilbetätigungsvorrichtung
US7080614B2 (en) 2002-05-31 2006-07-25 Ina-Schaeffler Kg Hydraulically actuated, variable valve drive of an internal combustion engine
DE10224039A1 (de) * 2002-05-31 2003-12-11 Ina Schaeffler Kg Hydraulisch betätigter, variabler Ventiltrieb einer Brennkraftmaschine
US6718846B1 (en) * 2003-04-24 2004-04-13 Caterpillar Inc. Apparatus for aligning a bearing member with an actuator
EP1555398B1 (de) * 2004-01-16 2007-02-28 C.R.F. Società Consortile per Azioni Brennkraftmaschine mit einer einzigen obenliegenden Nockenwelle zur mechanischen Steuerung der Auslassventile und zur elektrohydraulischen Steuerung der Einlassventile
ES2285397T3 (es) * 2004-09-14 2007-11-16 C.R.F. Societa' Consortile Per Azioni Motor de combustion interna provisto de valvulas con accionamiento variable y unidades de accionamiento hidraulico que controlan las valvulas por medio de brazos de balancin.
DE102007053981A1 (de) * 2007-11-13 2009-05-14 Schaeffler Kg Baueinheit eines Ventiltriebs einer Brennkraftmaschine
DE602008001371D1 (de) 2008-04-10 2010-07-08 Fiat Ricerche Turbokraftstoffmotor mit variabler Steuerung der Aufnahmeventile
EP2184452B1 (de) 2008-11-07 2011-02-23 C.R.F. Società Consortile per Azioni Dieselmotor mit variabler Einlassventilbetätigung und einer internen Abgasrückführung
ATE520866T1 (de) 2008-11-07 2011-09-15 Fiat Ricerche Dieselmotor mit nocken zum betätigen von einlassventilen, welche einen hauptnocken und einen hilfsnocken, die miteinander verbunden sind,aufweisen
US8251033B2 (en) * 2008-11-24 2012-08-28 General Electric Company System and method for varying a duration of a closing phase of an intake valve of an engine
EP2204566B1 (de) 2008-12-29 2011-06-29 Fiat Group Automobiles S.p.A. Adaptives Steuersystem des Luft-Kraftstoff-Verhältnisses einer Brennkraftmaschine mit einem variablen Ventilsteuerungssystem
DE102009054054A1 (de) * 2009-11-20 2011-05-26 Schaeffler Technologies Gmbh & Co. Kg Montageanordnung und Verfahren zur Montage eines Druckspeichers für Brennkraftmaschinen
EP2397674B1 (de) 2010-06-18 2012-10-24 C.R.F. Società Consortile per Azioni Verbrennungsmotor mit Zylindern, die aktiviert werden können, mit Abgasrückführung durch die variable Steuerung der Aufnahmeventile, und Verfahren zur Steuerung eines Verbrennungsmotors
DE102011004403A1 (de) 2011-02-18 2012-08-23 Schaeffler Technologies Gmbh & Co. Kg Hydraulischer Ventiltrieb einer Brennkraftmaschine
US8701607B2 (en) * 2011-08-25 2014-04-22 Chrysler Group Llc System and method for engine valve lift strategy
DK177481B1 (en) * 2012-03-27 2013-07-08 Man Diesel & Turbo Deutschland Gas exchange valve for internal combustion engine
EP2653703B1 (de) 2012-04-19 2014-04-30 C.R.F. Società Consortile per Azioni Brennkraftmaschine mit abschaltbaren Zylindern, wobei die deaktivierten Zylinder Abgas in den aktiven Zylindern pumpen; und entsprechendes Steuerverfahren
EP2981687B1 (de) 2013-03-31 2019-10-23 Jacobs Vehicle Systems, Inc. Steuerung der bewegung eines beweglichen teils

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4796573A (en) * 1987-10-02 1989-01-10 Allied-Signal Inc. Hydraulic engine valve lifter assembly
US4887562A (en) * 1988-09-28 1989-12-19 Siemens-Bendix Automotive Electronics L.P. Modular, self-contained hydraulic valve timing systems for internal combustion engines
US5127375A (en) * 1991-04-04 1992-07-07 Ford Motor Company Hydraulic valve control system for internal combustion engines
IT1285853B1 (it) * 1996-04-24 1998-06-24 Fiat Ricerche Motore a combustione interna con valvole ad azionamento variabile.
JP2001518587A (ja) * 1997-08-28 2001-10-16 ディーゼル エンジン リターダーズ，インコーポレイテッド 油圧弁アクチュエータ
KR20010032345A (ko) * 1997-11-21 2001-04-16 디이젤 엔진 리타더스, 인코포레이티드 한정된 로스트 모션 태핏에서 밸브 시팅 속도를 한정하는장치
IT1302071B1 (it) * 1998-02-26 2000-07-20 Fiat Ricerche Motore a combustione interna con valvole ad azionamento variabile.
GB2348245B (en) * 1999-03-25 2002-10-23 Ricardo Inc Valvegear for engines of reciprocating piston type
IT1307361B1 (it) 1999-10-06 2001-11-06 Fiat Ricerche Perfezionamenti ai motori a combustione interna con valvole adazionamento variabile.

Also Published As

Publication number Publication date
US20020134330A1 (en) 2002-09-26
JP2002322904A (ja) 2002-11-08
ITTO20010272A0 (it) 2001-03-23
EP1245799B1 (de) 2004-06-30
DE60200669T2 (de) 2005-08-25
ES2219596T3 (es) 2004-12-01
EP1245799A2 (de) 2002-10-02
CN1376461A (zh) 2002-10-30
EP1245799A3 (de) 2003-07-02
ITTO20010272A1 (it) 2002-09-23
US6553950B2 (en) 2003-04-29
DE60200669D1 (de) 2004-08-05
JP4046527B2 (ja) 2008-02-13

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