DE69900060T2 - Brennkraftmaschine mit variabler Hydraulik-Ventilbetätigungsvorrichtung - Google Patents
Brennkraftmaschine mit variabler Hydraulik-VentilbetätigungsvorrichtungInfo
- Publication number
- DE69900060T2 DE69900060T2 DE69900060T DE69900060T DE69900060T2 DE 69900060 T2 DE69900060 T2 DE 69900060T2 DE 69900060 T DE69900060 T DE 69900060T DE 69900060 T DE69900060 T DE 69900060T DE 69900060 T2 DE69900060 T2 DE 69900060T2
- Authority
- DE
- Germany
- Prior art keywords
- combustion engine
- internal combustion
- hydraulic valve
- actuation device
- valve actuation
- 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 - Lifetime
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M5/00—Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
- F01M5/02—Conditioning lubricant for aiding engine starting, e.g. heating
- F01M5/025—Conditioning lubricant for aiding engine starting, e.g. heating by prelubricating, e.g. using an accumulator
-
- 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
-
- 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
- F01L2013/0089—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 with means for delaying valve closing
- F01L2013/0094—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 with means for delaying valve closing with switchable clamp for keeping valve open
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT98TO000060A ITTO980060A1 (it) | 1998-01-23 | 1998-01-23 | Perfezionamenti ai motori a combustione intenra con valvole ad azionam ento variabile. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69900060D1 DE69900060D1 (de) | 2001-04-26 |
DE69900060T2 true DE69900060T2 (de) | 2001-11-08 |
Family
ID=11416338
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69900060T Expired - Lifetime DE69900060T2 (de) | 1998-01-23 | 1999-01-18 | Brennkraftmaschine mit variabler Hydraulik-Ventilbetätigungsvorrichtung |
Country Status (5)
Country | Link |
---|---|
US (1) | US6053136A (de) |
EP (1) | EP0931912B1 (de) |
DE (1) | DE69900060T2 (de) |
ES (1) | ES2157691T3 (de) |
IT (1) | ITTO980060A1 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
AT4872U1 (de) * | 2000-11-20 | 2001-12-27 | Avl List Gmbh | Variabler ventiltrieb für ein nockenbetätigtes hubventil einer brennkraftmaschine |
ITTO20010269A1 (it) * | 2001-03-23 | 2002-09-23 | Fiat Ricerche | Motore a combustione interna, con sistema idraulico di azionamento variabile delle valvole, e mezzi di compensazione delle variazioni di vol |
ITTO20010660A1 (it) * | 2001-07-06 | 2003-01-06 | Fiat Ricerche | Motore diesel pluricilindrico con azionamento variabile delle valvole. |
DE10216352A1 (de) * | 2002-04-13 | 2003-10-23 | Hydraulik Ring Gmbh | Ansteuereinrichtung für mindestens einen Verbraucher, wie Nockenwellenversteller, automatisches Getriebe und dergleichen, von Fahrzeugen, vorzugsweise Kraftfahrzeugen |
ITTO20020569A1 (it) | 2002-07-01 | 2004-01-02 | Fiat Ricerche | Motore a combustione interna con sistema idraulico a controllo elettronico per l'azionamento delle valvole di aspirazione, con mezzi di comp |
JP2004197588A (ja) * | 2002-12-17 | 2004-07-15 | Mitsubishi Motors Corp | 内燃機関の動弁装置 |
EP2067969B1 (de) * | 2007-12-04 | 2018-06-20 | C.R.F. Società Consortile per Azioni | Mehrzylindrischer Verbrennungsmotor mit unabhängigen Zylindern |
EP2067968B1 (de) * | 2007-12-04 | 2011-05-11 | C.R.F. Società Consortile per Azioni | Mehrzylindermotor mit unabhängigen Zylindern |
EP2067967A1 (de) * | 2007-12-04 | 2009-06-10 | C.R.F. Società Consortile per Azioni | Brennkraftmaschine mit für jeden Zylinder individuell einstellbarem Drehmoment |
US7748363B2 (en) | 2007-12-04 | 2010-07-06 | C.R.F. Societa Consortile Per Azioni | Multi-cylinder internal combustion engine with independent cylinders |
ATE469293T1 (de) | 2008-04-10 | 2010-06-15 | Fiat Ricerche | Turbokraftstoffmotor mit variabler steuerung der aufnahmeventile |
DE102008049181A1 (de) | 2008-09-26 | 2010-04-01 | Schaeffler Kg | Elektrohydraulische Ventilsteuerung |
CN102216655B (zh) * | 2008-10-16 | 2014-09-17 | 舍弗勒技术股份两合公司 | 用于控制变速器的液压组件 |
EP2184452B1 (de) | 2008-11-07 | 2011-02-23 | C.R.F. Società Consortile per Azioni | Dieselmotor mit variabler Einlassventilbetätigung und einer internen Abgasrückführung |
EP2184451B1 (de) | 2008-11-07 | 2011-08-17 | C.R.F. Società Consortile per Azioni | Dieselmotor mit Nocken zum betätigen von Einlassventilen, welche einen Hauptnocken und einen Hilfsnocken, die miteinander verbunden sind, aufweisen |
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 |
ATE534806T1 (de) | 2009-06-30 | 2011-12-15 | Fiat Ricerche | Hydraulisches system unter elektronischer kontrolle zur variablen betätigung der ventile einer brennkraftmaschine, mit schneller befüllung der hochdrukteils des systems |
DE102009054054A1 (de) * | 2009-11-20 | 2011-05-26 | Schaeffler Technologies Gmbh & Co. Kg | Montageanordnung und Verfahren zur Montage eines Druckspeichers für Brennkraftmaschinen |
DE102010008001B4 (de) | 2010-02-15 | 2022-03-10 | Schaeffler Technologies AG & Co. KG | Vorrichtung zur variablen Einstellung von Ventilerhebungskurven von Gaswechselventilen einer Brennkraftmaschine |
DE102010013927B4 (de) | 2010-04-06 | 2019-03-21 | Schaeffler Technologies AG & Co. KG | Verbrennungskraftmaschine mit zwei fluiddicht voneinander getrennten Schmierräumen |
DE102010022346A1 (de) * | 2010-06-01 | 2011-12-01 | Schaeffler Technologies Gmbh & Co. Kg | Elektrohydraulische Ventilsteuerung |
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 |
KR20120017982A (ko) * | 2010-08-20 | 2012-02-29 | 현대자동차주식회사 | 전기-유압 가변 밸브 리프트 장치 |
US20120085227A1 (en) * | 2010-10-08 | 2012-04-12 | GM Global Technology Operations LLC | Latching assembly for an accumulator |
DE102010053685B4 (de) | 2010-12-08 | 2014-10-30 | Schwäbische Hüttenwerke Automotive GmbH | Vorrichtung zur Verstellung der Drehwinkelposition einer Nockenwelle |
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 |
US9863293B2 (en) | 2012-08-01 | 2018-01-09 | GM Global Technology Operations LLC | Variable valve actuation system including an accumulator and a method for controlling the variable valve actuation system |
DE102013220555B4 (de) * | 2013-10-11 | 2015-05-13 | Schaeffler Technologies AG & Co. KG | Hydraulische Ventilsteuerung einer Brennkraftmaschine |
GB2562268A (en) * | 2017-05-10 | 2018-11-14 | Jaguar Land Rover Ltd | Apparatus for moving at least one valve for a combustion chamber of an internal combustion engine |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1357236A (en) * | 1972-11-14 | 1974-06-19 | Ford Motor Co | Internal combustion engine lubrication |
JPS5937222A (ja) * | 1982-08-27 | 1984-02-29 | Mitsubishi Heavy Ind Ltd | エンジンの弁駆動装置 |
DE3511820A1 (de) * | 1985-03-30 | 1986-10-02 | Robert Bosch Gmbh, 7000 Stuttgart | Ventilsteuervorrichtung fuer eine hubkolben-brennkraftmaschine |
DE3511819A1 (de) * | 1985-03-30 | 1986-10-09 | Robert Bosch Gmbh, 7000 Stuttgart | Ventilsteuervorrichtung |
US4825826A (en) * | 1988-04-28 | 1989-05-02 | The United States Of America As Represented By The Secretary Of The Air Force | Automatic prestart or post shutoff engine lubricator |
US4930465A (en) * | 1989-10-03 | 1990-06-05 | Siemens-Bendix Automotive Electronics L.P. | Solenoid control of engine valves with accumulator pressure recovery |
DE3939065A1 (de) * | 1989-11-25 | 1991-05-29 | Bosch Gmbh Robert | Hydraulische ventilsteuervorrichtung fuer brennkraftmaschinen |
US5127375A (en) * | 1991-04-04 | 1992-07-07 | Ford Motor Company | Hydraulic valve control system for internal combustion engines |
DE4239040C2 (de) * | 1992-11-20 | 1995-11-02 | Richard Van Basshuysen | Mechanisch-hydraulische Bewegungsübertragungsmittel zwischen einer Nockenwelle und einem Gaswechselventil einer Brennkraftmaschine |
DE4244374C2 (de) * | 1992-12-29 | 1995-10-19 | Bosch Gmbh Robert | Ventilsteuervorrichtung |
US5746175A (en) * | 1995-08-08 | 1998-05-05 | Diesel Engine Retarders, Inc. | Four-cycle internal combustion engines with two-cycle compression release braking |
US5694893A (en) * | 1996-04-22 | 1997-12-09 | Caterpillar Inc. | Outward opening valve system for an engine |
IT1285853B1 (it) * | 1996-04-24 | 1998-06-24 | Fiat Ricerche | Motore a combustione interna con valvole ad azionamento variabile. |
FR2748063B1 (fr) | 1996-04-24 | 1998-05-29 | Snecma | Turbomachine a double flux |
-
1998
- 1998-01-23 IT IT98TO000060A patent/ITTO980060A1/it unknown
-
1999
- 1999-01-18 DE DE69900060T patent/DE69900060T2/de not_active Expired - Lifetime
- 1999-01-18 EP EP99830009A patent/EP0931912B1/de not_active Expired - Lifetime
- 1999-01-18 ES ES99830009T patent/ES2157691T3/es not_active Expired - Lifetime
- 1999-01-22 US US09/235,307 patent/US6053136A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES2157691T3 (es) | 2001-08-16 |
EP0931912A3 (de) | 1999-08-11 |
ITTO980060A1 (it) | 1999-07-23 |
EP0931912B1 (de) | 2001-03-21 |
DE69900060D1 (de) | 2001-04-26 |
US6053136A (en) | 2000-04-25 |
EP0931912A2 (de) | 1999-07-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |