ITTO20020568A1 - Motore a combustione interna con sistema idraulico a controllo elettronico per l'azionamento delle valvole e mezzi per compensare i cambiame - Google Patents
Motore a combustione interna con sistema idraulico a controllo elettronico per l'azionamento delle valvole e mezzi per compensare i cambiameInfo
- Publication number
- ITTO20020568A1 ITTO20020568A1 IT2002TO000568A ITTO20020568A ITTO20020568A1 IT TO20020568 A1 ITTO20020568 A1 IT TO20020568A1 IT 2002TO000568 A IT2002TO000568 A IT 2002TO000568A IT TO20020568 A ITTO20020568 A IT TO20020568A IT TO20020568 A1 ITTO20020568 A1 IT TO20020568A1
- Authority
- IT
- Italy
- Prior art keywords
- hydraulic system
- combustion engine
- electronically controlled
- hydraulic fluid
- compensate
- Prior art date
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
-
- 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
- F01L9/14—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 the volume of the chamber being variable, e.g. for varying the lift or the timing of a valve
-
- 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)
- Output Control And Ontrol Of Special Type Engine (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2002TO000568A ITTO20020568A1 (it) | 2002-07-01 | 2002-07-01 | Motore a combustione interna con sistema idraulico a controllo elettronico per l'azionamento delle valvole e mezzi per compensare i cambiame |
EP03009132A EP1378636B1 (en) | 2002-07-01 | 2003-04-22 | An internal-combustion engine with an electronically controlled hydraulic system for actuation of the valves and means for compensating changes in the operating conditions of the hydraulic fluid |
AT03009132T ATE381664T1 (de) | 2002-07-01 | 2003-04-22 | Brennkraftmaschine mit elektronisch angesteuertem hydrauliksystem für den ventilbetrieb und einrichtung zum kompensieren von änderungen der betriebszustände der hydraulikflüssigkeit |
DE60318154T DE60318154T2 (de) | 2002-07-01 | 2003-04-22 | Brennkraftmaschine mit elektronisch angesteuertem Hydrauliksystem für den Ventilbetrieb und Einrichtung zum Kompensieren von Änderungen der Betriebszustände der Hydraulikflüssigkeit |
ES03009132T ES2297071T3 (es) | 2002-07-01 | 2003-04-22 | Motor de combustion interna con un sistema hidraulico controlado electronicamente para el accionamiento de las valvulas y medios para compensar los cambios en las condiciones de funcioamiento del fluido hidraulico. |
JP2003131808A JP2004036613A (ja) | 2002-07-01 | 2003-05-09 | 弁駆動用の電子制御式油圧システムおよび油圧流体の動作条件変化を補償するための手段を有する内燃エンジン |
US10/441,200 US6736092B2 (en) | 2002-07-01 | 2003-05-20 | Internal-combustion engine with an electronically controlled hydraulic system for actuation of the valves and means for compensating changes in the operating conditions of the hydraulic |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2002TO000568A ITTO20020568A1 (it) | 2002-07-01 | 2002-07-01 | Motore a combustione interna con sistema idraulico a controllo elettronico per l'azionamento delle valvole e mezzi per compensare i cambiame |
Publications (2)
Publication Number | Publication Date |
---|---|
ITTO20020568A0 ITTO20020568A0 (it) | 2002-07-01 |
ITTO20020568A1 true ITTO20020568A1 (it) | 2004-01-02 |
Family
ID=11459451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2002TO000568A ITTO20020568A1 (it) | 2002-07-01 | 2002-07-01 | Motore a combustione interna con sistema idraulico a controllo elettronico per l'azionamento delle valvole e mezzi per compensare i cambiame |
Country Status (7)
Country | Link |
---|---|
US (1) | US6736092B2 (it) |
EP (1) | EP1378636B1 (it) |
JP (1) | JP2004036613A (it) |
AT (1) | ATE381664T1 (it) |
DE (1) | DE60318154T2 (it) |
ES (1) | ES2297071T3 (it) |
IT (1) | ITTO20020568A1 (it) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITTO20010660A1 (it) * | 2001-07-06 | 2003-01-06 | Fiat Ricerche | Motore diesel pluricilindrico con azionamento variabile delle valvole. |
US6886511B1 (en) * | 2004-04-07 | 2005-05-03 | General Motors Corporation | Lost motion assembly for a poppet valve of an internal combustion engine |
AT500679B8 (de) * | 2004-06-16 | 2007-02-15 | Ge Jenbacher Gmbh & Co Ohg | Ventilantrieb |
US7077083B2 (en) * | 2004-11-24 | 2006-07-18 | Delphi Technologies, Inc. | Electro-hydraulic lost-motion valve train |
US7174866B2 (en) * | 2005-03-17 | 2007-02-13 | Eaton Corporation | Direct pressure feed air bleed system |
US7677212B2 (en) * | 2006-06-30 | 2010-03-16 | Eaton Corporation | Added motion hydraulic circuit with proportional valve |
EP2067968B1 (en) * | 2007-12-04 | 2011-05-11 | C.R.F. Società Consortile per Azioni | Multi-cylinder internal combustion engine with independent cylinders |
US7748363B2 (en) * | 2007-12-04 | 2010-07-06 | C.R.F. Societa Consortile Per Azioni | Multi-cylinder internal combustion engine with independent cylinders |
EP2072791A1 (en) * | 2007-12-18 | 2009-06-24 | C.R.F. Società Consortile per Azioni | Method for determining the instant when the movable element of a solenoid valve reaches its end position |
DE102008017948A1 (de) * | 2008-04-09 | 2009-10-15 | Daimler Ag | Ventilspielausgleichseinrichtung und Verfahren zum Steuern einer Ventilspielausgleichseinrichtung für eine Brennkraftmaschine |
DE102008049181A1 (de) * | 2008-09-26 | 2010-04-01 | Schaeffler Kg | Elektrohydraulische Ventilsteuerung |
EP2204566B1 (en) * | 2008-12-29 | 2011-06-29 | Fiat Group Automobiles S.p.A. | Adaptive control system of the air-fuel ratio of an internal combustione engine with a variable valve timing system |
US9212573B2 (en) * | 2009-12-08 | 2015-12-15 | Schaeffler Technologies AG & Co. KG | Internal combustion engine having electrohydraulic valve control and method for operating said internal combustion engine |
US8578897B2 (en) | 2011-04-12 | 2013-11-12 | Ford Global Technologies, Llc | Valve system |
US9109714B2 (en) | 2011-11-07 | 2015-08-18 | Sentimetal Journey Llc | Linear valve actuator system and method for controlling valve operation |
US10385797B2 (en) | 2011-11-07 | 2019-08-20 | Sentimetal Journey Llc | Linear motor valve actuator system and method for controlling valve operation |
EP2657470B1 (en) | 2012-04-26 | 2015-05-27 | C.R.F. Società Consortile per Azioni | A method for controlling a valve control system with variable valve lift of an internal combustion engine by operating a compensation in response to the deviation of the characteristics of a working fluid with respect to nominal conditions |
DE102012212989A1 (de) * | 2012-07-24 | 2014-01-30 | Schaeffler Technologies AG & Co. KG | Verfahren zum Betrieb einer Brennkraftmaschine mit elektrohydraulischer Ventilsteuerung |
KR101438951B1 (ko) | 2012-12-17 | 2014-09-11 | 현대자동차주식회사 | 엔진의 vvl 시스템 및 제어방법 |
KR101406613B1 (ko) | 2012-12-17 | 2014-06-11 | 현대자동차주식회사 | 엔진의 vvl 시스템 및 제어방법 |
KR101417484B1 (ko) | 2012-12-17 | 2014-07-08 | 현대자동차주식회사 | 엔진의 vvl 시스템 및 제어방법 |
DE102016219227A1 (de) | 2016-10-05 | 2018-04-05 | Schaeffler Technologies AG & Co. KG | Gaswechselventiltrieb mit einem an einem Druckraum über eine Drossel angeschlossenen Dämpferraum |
DE102017005069A1 (de) * | 2017-05-22 | 2018-11-22 | Bernd Niethammer | Einrichtung zur Verstellung des Hubes eines Ventils von Verbrennungsmotoren |
US10612427B2 (en) * | 2017-08-28 | 2020-04-07 | Schaeffler Technologies AG & Co. KG | Solenoid valve control for noise reduction in a variable valve lift system |
US10774696B2 (en) | 2018-02-23 | 2020-09-15 | SentiMetal Journey, LLC | Highly efficient linear motor |
US10601293B2 (en) | 2018-02-23 | 2020-03-24 | SentiMetal Journey, LLC | Highly efficient linear motor |
KR102642043B1 (ko) * | 2018-09-10 | 2024-02-27 | 자콥스 비히클 시스템즈, 인코포레이티드. | 로스트 모션 가변 밸브 작동 시스템 및 방법 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU517642B2 (en) * | 1978-07-19 | 1981-08-13 | Nissan Motor Company Limited | Hydraulic valve lifter |
US4535732A (en) * | 1983-06-29 | 1985-08-20 | Honda Giken Kogyo Kabushiki Kaisha | Valve disabling device for internal combustion engines |
JPH01134018A (ja) * | 1987-11-19 | 1989-05-26 | Honda Motor Co Ltd | 内燃機関の動弁装置 |
US5002022A (en) * | 1989-08-30 | 1991-03-26 | Cummins Engine Company, Inc. | Valve control system with a variable timing hydraulic link |
JPH03260344A (ja) * | 1990-03-08 | 1991-11-20 | Honda Motor Co Ltd | 内燃エンジンの制御方法 |
JPH04292506A (ja) * | 1991-03-20 | 1992-10-16 | Honda Motor Co Ltd | 内燃機関用機関弁の油圧駆動装置 |
IT1291490B1 (it) | 1997-02-04 | 1999-01-11 | C R F Societa Consotile Per Az | Motore pluricilindrico a ciclo diesel con valvole ad azionamento variabile |
-
2002
- 2002-07-01 IT IT2002TO000568A patent/ITTO20020568A1/it unknown
-
2003
- 2003-04-22 DE DE60318154T patent/DE60318154T2/de not_active Expired - Lifetime
- 2003-04-22 AT AT03009132T patent/ATE381664T1/de not_active IP Right Cessation
- 2003-04-22 ES ES03009132T patent/ES2297071T3/es not_active Expired - Lifetime
- 2003-04-22 EP EP03009132A patent/EP1378636B1/en not_active Expired - Lifetime
- 2003-05-09 JP JP2003131808A patent/JP2004036613A/ja active Pending
- 2003-05-20 US US10/441,200 patent/US6736092B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2004036613A (ja) | 2004-02-05 |
DE60318154D1 (de) | 2008-01-31 |
EP1378636A2 (en) | 2004-01-07 |
DE60318154T2 (de) | 2008-04-30 |
US20040000276A1 (en) | 2004-01-01 |
ES2297071T3 (es) | 2008-05-01 |
US6736092B2 (en) | 2004-05-18 |
EP1378636A3 (en) | 2006-06-07 |
ATE381664T1 (de) | 2008-01-15 |
ITTO20020568A0 (it) | 2002-07-01 |
EP1378636B1 (en) | 2007-12-19 |
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