EP1484479A3 - Dispositif de commande variable de soupape pour moteur à combustion interne - Google Patents

Dispositif de commande variable de soupape pour moteur à combustion interne Download PDF

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Publication number
EP1484479A3
EP1484479A3 EP04102518A EP04102518A EP1484479A3 EP 1484479 A3 EP1484479 A3 EP 1484479A3 EP 04102518 A EP04102518 A EP 04102518A EP 04102518 A EP04102518 A EP 04102518A EP 1484479 A3 EP1484479 A3 EP 1484479A3
Authority
EP
European Patent Office
Prior art keywords
variable
combustion engine
internal combustion
timing system
valve
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.)
Withdrawn
Application number
EP04102518A
Other languages
German (de)
English (en)
Other versions
EP1484479A2 (fr
Inventor
Ennio Ascari
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.)
Hpe High Performance Engineering Srl
Original Assignee
Hpe High Performance Engineering Srl
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 Hpe High Performance Engineering Srl filed Critical Hpe High Performance Engineering Srl
Publication of EP1484479A2 publication Critical patent/EP1484479A2/fr
Publication of EP1484479A3 publication Critical patent/EP1484479A3/fr
Withdrawn legal-status Critical Current

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
    • 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
    • F01L13/0021—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 by modification of rocker arm ratio
    • F01L13/0026—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 by modification of rocker arm ratio by means of an eccentric
    • 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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • 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
    • F01L13/0021—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 by modification of rocker arm ratio
    • 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
    • F01L2820/00—Details on specific features characterising valve gear arrangements
    • F01L2820/03—Auxiliary actuators
    • F01L2820/032—Electric motors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
EP04102518A 2003-06-06 2004-06-04 Dispositif de commande variable de soupape pour moteur à combustion interne Withdrawn EP1484479A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITBO20030347 ITBO20030347A1 (it) 2003-06-06 2003-06-06 Sistema di distribuzione ad alzata variabile per un motore endotermico.
ITBO20030347 2003-06-06

Publications (2)

Publication Number Publication Date
EP1484479A2 EP1484479A2 (fr) 2004-12-08
EP1484479A3 true EP1484479A3 (fr) 2005-08-24

Family

ID=33156326

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04102518A Withdrawn EP1484479A3 (fr) 2003-06-06 2004-06-04 Dispositif de commande variable de soupape pour moteur à combustion interne

Country Status (2)

Country Link
EP (1) EP1484479A3 (fr)
IT (1) ITBO20030347A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITTO20050326A1 (it) 2005-05-12 2006-11-13 Luigi Conti Motore a combustione interna con valvole ad alzata variabile

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE370440A (fr) *
FR2472078A1 (fr) * 1979-12-21 1981-06-26 Baguena Michel Distribution variable pour moteur a quatre temps
JPS60228717A (ja) * 1984-04-27 1985-11-14 Suzuki Motor Co Ltd ４サイクルエンジンのバルブリフト可変装置
US5189998A (en) * 1991-07-23 1993-03-02 Atsugi Unisia Corporation Valve mechanism of internal combustion engine
DE10117584A1 (de) * 2001-04-07 2002-10-10 Willi Roth Vorrichtung zum stufenlosen variieren des Hubes der Gaswechselventile von Verbrennungsmotoren
WO2003008772A1 (fr) * 2001-07-17 2003-01-30 Thyssenkrupp Automotive Ag Commande variable de course de soupape

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10106921A1 (de) 2001-02-15 2002-08-22 Bayerische Motoren Werke Ag Verfahren zum Synchronisieren der Füllung von Zylindern einer Brennkraftmaschine, insbesondere eines Hubkolben-Verbrennungsmotors

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE370440A (fr) *
FR2472078A1 (fr) * 1979-12-21 1981-06-26 Baguena Michel Distribution variable pour moteur a quatre temps
JPS60228717A (ja) * 1984-04-27 1985-11-14 Suzuki Motor Co Ltd ４サイクルエンジンのバルブリフト可変装置
US5189998A (en) * 1991-07-23 1993-03-02 Atsugi Unisia Corporation Valve mechanism of internal combustion engine
DE10117584A1 (de) * 2001-04-07 2002-10-10 Willi Roth Vorrichtung zum stufenlosen variieren des Hubes der Gaswechselventile von Verbrennungsmotoren
WO2003008772A1 (fr) * 2001-07-17 2003-01-30 Thyssenkrupp Automotive Ag Commande variable de course de soupape

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 010, no. 092 (M - 468) 9 April 1986 (1986-04-09) *

Also Published As

Publication number Publication date
ITBO20030347A1 (it) 2004-12-07
EP1484479A2 (fr) 2004-12-08

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