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ITMI20062288A1 - Motore a combustione interna dotato di sistema per la variazione dell'apertura delle valvole e veicolo dotato di tale motore - Google Patents

Motore a combustione interna dotato di sistema per la variazione dell'apertura delle valvole e veicolo dotato di tale motore

Info

Publication number
ITMI20062288A1
ITMI20062288A1 IT002288A ITMI20062288A ITMI20062288A1 IT MI20062288 A1 ITMI20062288 A1 IT MI20062288A1 IT 002288 A IT002288 A IT 002288A IT MI20062288 A ITMI20062288 A IT MI20062288A IT MI20062288 A1 ITMI20062288 A1 IT MI20062288A1
Authority
IT
Italy
Prior art keywords
engine
change
internal combustion
valve opening
combustion engine
Prior art date
Application number
IT002288A
Other languages
English (en)
Inventor
Pietro Bianchi
Original Assignee
Iveco 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 Iveco Spa filed Critical Iveco Spa
Priority to IT002288A priority Critical patent/ITMI20062288A1/it
Priority to US11/985,586 priority patent/US7581527B2/en
Priority to ARP070105198A priority patent/AR063907A1/es
Priority to EP07121490A priority patent/EP1927734A3/en
Priority to RU2007144119/06A priority patent/RU2451794C2/ru
Priority to CN2007101963961A priority patent/CN101191430B/zh
Priority to BRPI0706089-0A priority patent/BRPI0706089A2/pt
Publication of ITMI20062288A1 publication Critical patent/ITMI20062288A1/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
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/06—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
    • F01L13/065—Compression release engine retarders of the "Jacobs Manufacturing" type
    • 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
    • F01L1/20—Adjusting or compensating clearance
    • 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
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F01L1/053—Camshafts overhead type
    • F01L2001/0535—Single overhead camshafts [SOHC]
    • 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
    • F01L2800/00—Methods of operation using a variable valve timing mechanism
    • F01L2800/10—Providing exhaust gas recirculation [EGR]
    • 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
    • F01L2820/01—Absolute values

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
IT002288A 2006-11-28 2006-11-28 Motore a combustione interna dotato di sistema per la variazione dell'apertura delle valvole e veicolo dotato di tale motore ITMI20062288A1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT002288A ITMI20062288A1 (it) 2006-11-28 2006-11-28 Motore a combustione interna dotato di sistema per la variazione dell'apertura delle valvole e veicolo dotato di tale motore
US11/985,586 US7581527B2 (en) 2006-11-28 2007-11-16 Internal combustion engine provided with a valve opening variation system and vehicle equipped with such engine
ARP070105198A AR063907A1 (es) 2006-11-28 2007-11-22 Motor de combustion interna dispuesto con un sistema de variacion de la apertura de valvula y vehiculo equipado con dicho motor
EP07121490A EP1927734A3 (en) 2006-11-28 2007-11-26 Internal combustion engine provided with a valve opening variation system and vehicle equipped with such engine
RU2007144119/06A RU2451794C2 (ru) 2006-11-28 2007-11-27 Двигатель внутреннего сгорания, снабженный системой изменения открытия клапанов, и транспортное средство, снабженное таким двигателем
CN2007101963961A CN101191430B (zh) 2006-11-28 2007-11-28 设有阀开启改变系统的内燃发动机和装有该内燃发动机的车辆
BRPI0706089-0A BRPI0706089A2 (pt) 2006-11-28 2007-11-28 motor de combustão interna com sistema de variação de abertura de válvula e veìculo equipado com tal motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT002288A ITMI20062288A1 (it) 2006-11-28 2006-11-28 Motore a combustione interna dotato di sistema per la variazione dell'apertura delle valvole e veicolo dotato di tale motore

Publications (1)

Publication Number Publication Date
ITMI20062288A1 true ITMI20062288A1 (it) 2008-05-29

Family

ID=37775180

Family Applications (1)

Application Number Title Priority Date Filing Date
IT002288A ITMI20062288A1 (it) 2006-11-28 2006-11-28 Motore a combustione interna dotato di sistema per la variazione dell'apertura delle valvole e veicolo dotato di tale motore

Country Status (7)

Country Link
US (1) US7581527B2 (it)
EP (1) EP1927734A3 (it)
CN (1) CN101191430B (it)
AR (1) AR063907A1 (it)
BR (1) BRPI0706089A2 (it)
IT (1) ITMI20062288A1 (it)
RU (1) RU2451794C2 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1397350B1 (it) * 2009-06-11 2013-01-10 Streparava S P A Gruppo di azionamento per un freno motore di un autoveicolo.
EP2386729A1 (en) 2010-05-10 2011-11-16 Fiat Powertrain Technologies S.p.A. Multi-cylinder internal combustion engine with variable actuation of the engine valves
RU2529982C2 (ru) * 2013-01-24 2014-10-10 Федеральное государственное унитарное предприятие "Центральный ордена Трудового Красного Знамени научно-исследовательский автомобильный и автомоторный институт "НАМИ" Устройство привода клапана двигателя

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1812787A (en) * 1929-06-05 1931-06-30 Ora M Doolittle Braking attachment for vehicle motors
GB782351A (en) 1952-10-09 1957-09-04 Clarence Arnold Fell Improvements in or relating to internal combustion engine assemblies
US2851023A (en) * 1956-04-26 1958-09-09 Leroy A Durkan Variable valve timing
SU1576704A1 (ru) * 1988-04-22 1990-07-07 Центральный Научно-Исследовательский И Проектно-Конструкторский Институт Механизации И Энергетики Лесной Промышленности Механизм отключени цилиндров двигател внутреннего сгорани
IT1255447B (it) 1991-11-08 1995-10-31 Iveco Fiat Motore provvisto di un dispositivo di frenatura continua, particolarmente per un veicolo industriale.
JPH08338214A (ja) * 1995-06-15 1996-12-24 Unisia Jecs Corp デコンプレッションブレーキ装置
DE10213081A1 (de) 2002-03-20 2003-10-02 Hydraulik Ring Gmbh Ventilsteuerung zur Einstellung des Hubes von Ventilen in Kraftfahrzeugen
JP4254582B2 (ja) * 2004-03-12 2009-04-15 日産自動車株式会社 内燃機関のバルブリフト量調整機構および調整方法
JP2006002607A (ja) * 2004-06-16 2006-01-05 Hitachi Ltd 内燃機関の可変動弁装置及び該可変動弁装置の組立方法
ITMI20062289A1 (it) * 2006-11-28 2008-05-29 Iveco Spa Dispositivo per la frenatura per decompressione in motori endotermici

Also Published As

Publication number Publication date
CN101191430B (zh) 2011-11-16
US7581527B2 (en) 2009-09-01
RU2007144119A (ru) 2009-06-10
RU2451794C2 (ru) 2012-05-27
EP1927734A2 (en) 2008-06-04
US20080149068A1 (en) 2008-06-26
BRPI0706089A2 (pt) 2009-05-12
EP1927734A3 (en) 2010-01-13
CN101191430A (zh) 2008-06-04
AR063907A1 (es) 2009-02-25

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