ITBO20010092A0 - Dispositivo elettroidraulico per l'azionamento delle valvole di un motore a scoppio - Google Patents

Dispositivo elettroidraulico per l'azionamento delle valvole di un motore a scoppio

Info

Publication number
ITBO20010092A0
ITBO20010092A0 IT2001BO000092A ITBO20010092A ITBO20010092A0 IT BO20010092 A0 ITBO20010092 A0 IT BO20010092A0 IT 2001BO000092 A IT2001BO000092 A IT 2001BO000092A IT BO20010092 A ITBO20010092 A IT BO20010092A IT BO20010092 A0 ITBO20010092 A0 IT BO20010092A0
Authority
IT
Italy
Prior art keywords
actuating
valves
combustion engine
electrohydraulic device
electrohydraulic
Prior art date
Application number
IT2001BO000092A
Other languages
English (en)
Inventor
Marcello Cristiani
Nicola Morelli
Original Assignee
Magneti Marelli 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 Magneti Marelli Spa filed Critical Magneti Marelli Spa
Priority to IT2001BO000092A priority Critical patent/ITBO20010092A1/it
Publication of ITBO20010092A0 publication Critical patent/ITBO20010092A0/it
Priority to BRPI0200502-6A priority patent/BR0200502B1/pt
Priority to EP02003721A priority patent/EP1233152B1/en
Priority to ES02003721T priority patent/ES2267875T3/es
Priority to DE60213492T priority patent/DE60213492T2/de
Priority to US10/078,160 priority patent/US6568360B2/en
Publication of ITBO20010092A1 publication Critical patent/ITBO20010092A1/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
    • 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
    • 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)
IT2001BO000092A 2001-02-20 2001-02-20 Dispositivo elettroidraulico per l'azionamento delle valvole di un motore a scoppio ITBO20010092A1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT2001BO000092A ITBO20010092A1 (it) 2001-02-20 2001-02-20 Dispositivo elettroidraulico per l'azionamento delle valvole di un motore a scoppio
BRPI0200502-6A BR0200502B1 (pt) 2001-02-20 2002-02-18 dispositivo eletro-hidráulico para operação de válvulas de um motor a combustão.
EP02003721A EP1233152B1 (en) 2001-02-20 2002-02-19 Electrohydraulic device for operating the valves of a combustion engine
ES02003721T ES2267875T3 (es) 2001-02-20 2002-02-19 Dispositivo electrohidraulico para hacer funcionar las valvulas de un motor de combustion interna.
DE60213492T DE60213492T2 (de) 2001-02-20 2002-02-19 Elektrohydraulische Ventilsteuerungseinrichtung in einer Brennkraftmaschine
US10/078,160 US6568360B2 (en) 2001-02-20 2002-02-20 Electrohydraulic device for operating the valves of a combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2001BO000092A ITBO20010092A1 (it) 2001-02-20 2001-02-20 Dispositivo elettroidraulico per l'azionamento delle valvole di un motore a scoppio

Publications (2)

Publication Number Publication Date
ITBO20010092A0 true ITBO20010092A0 (it) 2001-02-20
ITBO20010092A1 ITBO20010092A1 (it) 2002-08-20

Family

ID=11439121

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2001BO000092A ITBO20010092A1 (it) 2001-02-20 2001-02-20 Dispositivo elettroidraulico per l'azionamento delle valvole di un motore a scoppio

Country Status (6)

Country Link
US (1) US6568360B2 (it)
EP (1) EP1233152B1 (it)
BR (1) BR0200502B1 (it)
DE (1) DE60213492T2 (it)
ES (1) ES2267875T3 (it)
IT (1) ITBO20010092A1 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITBO20030391A1 (it) 2003-06-23 2004-12-24 Magneti Marelli Powertrain Spa Metodo e dispositivo di controllo di un motore endotermico
ITBO20030388A1 (it) 2003-06-23 2004-12-24 Magneti Marelli Powertrain Spa Metodo e dispositivo di controllo di un gruppo elettroidraulico
US7032564B1 (en) * 2004-12-22 2006-04-25 Gaton Corporation Electro-hydraulic valve deactivation in an engine, manifold assembly therefor and method of making same
US7558713B2 (en) * 2006-03-16 2009-07-07 Vest, Inc. Method for automating hydraulic manifold design
BG66834B1 (bg) * 2014-07-04 2019-02-28 „Ел Ти Ей Джи“ Оод Задвижващ механизъм за осево изместване на газообменен клапан в двигател с вътрешно горене

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1292493B (de) * 1964-04-16 1969-04-10 Frisch Geb Kg Eisenwerk Hydraulische Steuervorrichtung fuer einen in einem Zylinder verschiebbaren Arbeitskolben
DE2151331A1 (de) * 1971-10-15 1973-04-19 Bosch Gmbh Robert Steuerung von ein- und auslassventilen bei brennkraftmaschinen durch fluessigkeit
WO1992007174A1 (en) * 1990-10-16 1992-04-30 Lotus Cars Ltd. Valve control apparatus
US5224683A (en) * 1992-03-10 1993-07-06 North American Philips Corporation Hydraulic actuator with hydraulic springs
US5339777A (en) * 1993-08-16 1994-08-23 Caterpillar Inc. Electrohydraulic device for actuating a control element
DE19543080C2 (de) * 1995-11-18 1999-10-28 Man B & W Diesel Ag Vorrichtung zur Steuerung von Ventilen einer Brennkraftmaschine, insbesondere des Gaszufuhrventils eines Gasmotors
DE19727180C2 (de) * 1997-06-26 2003-12-04 Hydraulik Ring Gmbh Hydraulisches Ventil, insbesondere zur Steuerung einer Nockenwellenverstellung in einem Kraftfahrzeug
US5865156A (en) * 1997-12-03 1999-02-02 Caterpillar Inc. Actuator which uses fluctuating pressure from an oil pump that powers a hydraulically actuated fuel injector
WO2002046582A2 (en) * 2000-12-04 2002-06-13 Sturman Industries, Inc. Hydraulic valve actuation systems and methods

Also Published As

Publication number Publication date
ES2267875T3 (es) 2007-03-16
DE60213492T2 (de) 2007-02-08
ITBO20010092A1 (it) 2002-08-20
US20020124818A1 (en) 2002-09-12
DE60213492D1 (de) 2006-09-14
BR0200502B1 (pt) 2010-10-19
EP1233152A1 (en) 2002-08-21
US6568360B2 (en) 2003-05-27
EP1233152B1 (en) 2006-08-02
BR0200502A (pt) 2002-10-01

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