ITMI20060608A1 - Sistemi e dispositivo elettroidraulico di comando delle valvole di motori a combustione interna ad azionamento variabile con unica elettrovalvola a tre vie - Google Patents

Sistemi e dispositivo elettroidraulico di comando delle valvole di motori a combustione interna ad azionamento variabile con unica elettrovalvola a tre vie

Info

Publication number
ITMI20060608A1
ITMI20060608A1 IT000608A ITMI20060608A ITMI20060608A1 IT MI20060608 A1 ITMI20060608 A1 IT MI20060608A1 IT 000608 A IT000608 A IT 000608A IT MI20060608 A ITMI20060608 A IT MI20060608A IT MI20060608 A1 ITMI20060608 A1 IT MI20060608A1
Authority
IT
Italy
Prior art keywords
electro
systems
control device
combustion engine
internal combustion
Prior art date
Application number
IT000608A
Other languages
English (en)
Inventor
Eliodoro Chiavazzo
Orto Pierluigi Dell
Gaeta Alessandro Di
Gerardo Manganiello
Mario Marchetti
Giuseppe Police
Original Assignee
Dellorto Spa
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 Dellorto Spa filed Critical Dellorto Spa
Priority to IT000608A priority Critical patent/ITMI20060608A1/it
Priority to EP07105135A priority patent/EP1843013A3/en
Publication of ITMI20060608A1 publication Critical patent/ITMI20060608A1/it

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
    • 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
IT000608A 2006-03-30 2006-03-30 Sistemi e dispositivo elettroidraulico di comando delle valvole di motori a combustione interna ad azionamento variabile con unica elettrovalvola a tre vie ITMI20060608A1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT000608A ITMI20060608A1 (it) 2006-03-30 2006-03-30 Sistemi e dispositivo elettroidraulico di comando delle valvole di motori a combustione interna ad azionamento variabile con unica elettrovalvola a tre vie
EP07105135A EP1843013A3 (en) 2006-03-30 2007-03-28 Variable-actuation, electro-hydraulic system and device controlling the valves of internal combustion engines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000608A ITMI20060608A1 (it) 2006-03-30 2006-03-30 Sistemi e dispositivo elettroidraulico di comando delle valvole di motori a combustione interna ad azionamento variabile con unica elettrovalvola a tre vie

Publications (1)

Publication Number Publication Date
ITMI20060608A1 true ITMI20060608A1 (it) 2007-09-30

Family

ID=38438279

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000608A ITMI20060608A1 (it) 2006-03-30 2006-03-30 Sistemi e dispositivo elettroidraulico di comando delle valvole di motori a combustione interna ad azionamento variabile con unica elettrovalvola a tre vie

Country Status (2)

Country Link
EP (1) EP1843013A3 (it)
IT (1) ITMI20060608A1 (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013207863A1 (de) * 2013-04-30 2014-10-30 Mahle International Gmbh Vorrichtung zur Steuerung eines Gaswechselventils einer Brennkraftmaschine
CN111636942B (zh) * 2020-04-29 2022-01-04 潍坊职业学院 一种液压驱动可变气门正时机构

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH536934A (de) * 1969-08-30 1973-05-15 Bosch Gmbh Robert Steuerung von Ein- und Auslassventilen bei Brennkraftmaschinen durch Flüssigkeit
CH503892A (de) * 1969-08-30 1971-02-28 Bosch Gmbh Robert Steuerung von Ein- und Auslassventilen von Brennkraftmaschinen durch Flüssigkeit
FR2552492B1 (fr) * 1983-09-23 1988-01-15 Alsacienne Constr Meca Bloc electro-hydraulique de commande des soupapes pour moteur a combustion interne
WO1992007174A1 (en) * 1990-10-16 1992-04-30 Lotus Cars Ltd. Valve control apparatus
US5456222A (en) * 1995-01-06 1995-10-10 Ford Motor Company Spool valve control of an electrohydraulic camless valvetrain
US5572961A (en) * 1995-04-05 1996-11-12 Ford Motor Company Balancing valve motion in an electrohydraulic camless valvetrain
DE19623698A1 (de) * 1996-06-14 1997-12-18 Fev Motorentech Gmbh & Co Kg Verfahren zur Steuerung der Antriebe von Hubventilen an einer Kolbenbrennkraftmaschine
US6067946A (en) * 1996-12-16 2000-05-30 Cummins Engine Company, Inc. Dual-pressure hydraulic valve-actuation system
DE10113722A1 (de) * 2001-03-21 2002-09-26 Mahle Ventiltrieb Gmbh Hydraulischer Stellantrieb zum Betätigen eines Gaswechselventils eines Verbrennungsmotors
US6715466B2 (en) * 2001-12-17 2004-04-06 Caterpillar Inc Method and apparatus for operating an internal combustion engine exhaust valve for braking
DE102004040210A1 (de) * 2004-08-19 2006-03-02 Robert Bosch Gmbh Hydraulischer Steller für ein Gaswechselventil einer Brennkraftmaschine
ITMI20051810A1 (it) * 2005-09-28 2007-03-29 Dellorto Spa Dispositivo elettroidraulico di comando delle valvole di motori a combustione interna ad azionamento variabile

Also Published As

Publication number Publication date
EP1843013A2 (en) 2007-10-10
EP1843013A3 (en) 2009-09-09

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