FR2986558B1 - Dispositif de commande variable d'au moins une soupape, par exemple pour un moteur alternatif - Google Patents

Dispositif de commande variable d'au moins une soupape, par exemple pour un moteur alternatif

Info

Publication number
FR2986558B1
FR2986558B1 FR1250963A FR1250963A FR2986558B1 FR 2986558 B1 FR2986558 B1 FR 2986558B1 FR 1250963 A FR1250963 A FR 1250963A FR 1250963 A FR1250963 A FR 1250963A FR 2986558 B1 FR2986558 B1 FR 2986558B1
Authority
FR
France
Prior art keywords
valve
variably controlling
alternative engine
engine
alternative
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.)
Expired - Fee Related
Application number
FR1250963A
Other languages
English (en)
Other versions
FR2986558A1 (fr
Inventor
Jean Frederic Melchior
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR1250963A priority Critical patent/FR2986558B1/fr
Priority to EP13706592.6A priority patent/EP2809895B1/fr
Priority to CN201380009333.4A priority patent/CN104136723B/zh
Priority to KR1020147022470A priority patent/KR102000119B1/ko
Priority to PCT/FR2013/050188 priority patent/WO2013114041A1/fr
Priority to US14/375,559 priority patent/US9181823B2/en
Publication of FR2986558A1 publication Critical patent/FR2986558A1/fr
Application granted granted Critical
Publication of FR2986558B1 publication Critical patent/FR2986558B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/46—Component parts, details, or accessories, not provided for in preceding subgroups
    • F01L1/462—Valve return spring arrangements
    • 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
    • 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
    • F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
    • 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
    • F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
    • F01L1/267—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder with means for varying the timing or the lift of the valves
    • 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
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0005—Deactivating valves
    • 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
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • F01L13/0047—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction the movement of the valves resulting from the sum of the simultaneous actions of at least two cams, the cams being independently variable in phase in respect of each other
    • 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
    • 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
    • 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
    • F01L2001/0471—Assembled camshafts
    • F01L2001/0473—Composite camshafts, e.g. with cams or cam sleeve being able to move relative to the inner camshaft or a cam adjusting rod
    • 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)
FR1250963A 2012-02-02 2012-02-02 Dispositif de commande variable d'au moins une soupape, par exemple pour un moteur alternatif Expired - Fee Related FR2986558B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR1250963A FR2986558B1 (fr) 2012-02-02 2012-02-02 Dispositif de commande variable d'au moins une soupape, par exemple pour un moteur alternatif
EP13706592.6A EP2809895B1 (fr) 2012-02-02 2013-01-30 Dispositif de commande variable d'au moins une soupape, par exemple pour un moteur alternatif
CN201380009333.4A CN104136723B (zh) 2012-02-02 2013-01-30 控制至少一阀门的可变控制装置
KR1020147022470A KR102000119B1 (ko) 2012-02-02 2013-01-30 왕복엔진용 밸브의 가변 제어 장치
PCT/FR2013/050188 WO2013114041A1 (fr) 2012-02-02 2013-01-30 Dispositif de commande variable d'au moins une soupape, par exemple pour un moteur alternatif
US14/375,559 US9181823B2 (en) 2012-02-02 2013-01-30 Device for the variable control of at least one valve, for example for a reciprocating engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1250963A FR2986558B1 (fr) 2012-02-02 2012-02-02 Dispositif de commande variable d'au moins une soupape, par exemple pour un moteur alternatif

Publications (2)

Publication Number Publication Date
FR2986558A1 FR2986558A1 (fr) 2013-08-09
FR2986558B1 true FR2986558B1 (fr) 2014-03-07

Family

ID=46062470

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1250963A Expired - Fee Related FR2986558B1 (fr) 2012-02-02 2012-02-02 Dispositif de commande variable d'au moins une soupape, par exemple pour un moteur alternatif

Country Status (6)

Country Link
US (1) US9181823B2 (fr)
EP (1) EP2809895B1 (fr)
KR (1) KR102000119B1 (fr)
CN (1) CN104136723B (fr)
FR (1) FR2986558B1 (fr)
WO (1) WO2013114041A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6657386B2 (ja) 2015-09-22 2020-03-04 ジェイコブス ビークル システムズ、インコーポレイテッド ロストモーション差動的バルブ作動
KR101796255B1 (ko) * 2016-06-30 2017-11-10 주식회사 현대케피코 연속 가변 밸브 듀레이션 시스템 및 그 동작 방법
GB2568044A (en) * 2017-11-01 2019-05-08 Eaton Srl Valve train assembly
US11466640B2 (en) * 2018-10-05 2022-10-11 James Domenic Krajancich Combustion engine

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB313231A (en) * 1928-03-21 1929-06-13 Thomas Henry Wintringham Improvements in driving gear for use with internal combustion engines
DE4420064A1 (de) * 1994-06-08 1995-12-14 Bayerische Motoren Werke Ag Ventiltrieb mit variabler Steuerung der Ventilöffnungswinkel
JPH09133031A (ja) * 1995-11-13 1997-05-20 Mitsubishi Motors Corp 圧縮開放型エンジン補助ブレーキ装置
IT1285853B1 (it) 1996-04-24 1998-06-24 Fiat Ricerche Motore a combustione interna con valvole ad azionamento variabile.
DE19913742A1 (de) 1999-03-26 2000-09-28 Bayerische Motoren Werke Ag Vorrichtung zur Hubverstellung eines Gaswechselventils im Zylinderkopf einer Brennkraftmaschine
NL1013811C2 (nl) 1999-12-09 2000-11-28 Prometheus Engineering B V Hydraulisch klepbedieningsmechanisme.
US7011056B2 (en) * 2000-12-15 2006-03-14 Melchior Jean Frederic Variable timing device for reciprocating engines, engines comprising same and distribution and turbocharging method
ITTO20020234A1 (it) 2002-03-15 2003-09-15 Fiat Ricerche Motore pluricilindrico a combustione interna con dispositivo idraulico a controllo elettronico per l'azionamento variabile delle valvole e d
EP1375843B1 (fr) * 2002-06-28 2004-04-28 AVL List GmbH Moteur à combustion interne
US7007650B2 (en) * 2003-10-31 2006-03-07 Caterpillar Inc Engine valve actuation system
CN100446467C (zh) * 2005-07-15 2008-12-24 华为技术有限公司 链路故障的恢复方法
JP4459989B2 (ja) * 2007-07-30 2010-04-28 三菱自動車工業株式会社 可変動弁機構付のエンジン
JP5131478B2 (ja) * 2008-11-12 2013-01-30 三菱自動車工業株式会社 内燃機関の可変動弁装置
EP2204566B1 (fr) * 2008-12-29 2011-06-29 Fiat Group Automobiles S.p.A. Système de côntrole adaptatif du rapport air-carburant d'un moteur de combustion interne avec une système de distribution variable
KR101209726B1 (ko) * 2010-06-25 2012-12-07 현대자동차주식회사 가변 밸브 리프트 장치

Also Published As

Publication number Publication date
KR102000119B1 (ko) 2019-07-15
EP2809895B1 (fr) 2015-12-30
US9181823B2 (en) 2015-11-10
KR20140120334A (ko) 2014-10-13
CN104136723A (zh) 2014-11-05
EP2809895A1 (fr) 2014-12-10
CN104136723B (zh) 2017-07-07
US20150013630A1 (en) 2015-01-15
FR2986558A1 (fr) 2013-08-09
WO2013114041A1 (fr) 2013-08-08

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