DE602004032479D1 - Oszillierender nocken und dynamischer ventilmechanismus für verbrennungsmotor - Google Patents

Oszillierender nocken und dynamischer ventilmechanismus für verbrennungsmotor

Info

Publication number
DE602004032479D1
DE602004032479D1 DE602004032479T DE602004032479T DE602004032479D1 DE 602004032479 D1 DE602004032479 D1 DE 602004032479D1 DE 602004032479 T DE602004032479 T DE 602004032479T DE 602004032479 T DE602004032479 T DE 602004032479T DE 602004032479 D1 DE602004032479 D1 DE 602004032479D1
Authority
DE
Germany
Prior art keywords
combustion engine
internal combustion
valve mechanism
dynamic valve
oscillating cam
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
Application number
DE602004032479T
Other languages
English (en)
Inventor
Koichi Hatamura
Hideo Fujita
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.)
Yamaha Motor Co Ltd
Original Assignee
Yamaha Motor Co Ltd
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 Yamaha Motor Co Ltd filed Critical Yamaha Motor Co Ltd
Publication of DE602004032479D1 publication Critical patent/DE602004032479D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01L13/0063—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 cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot
    • 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
    • F01L1/08—Shape of cams
    • 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
    • F01L1/14—Tappets; Push rods
    • F01L1/143—Tappets; Push rods for use with overhead camshafts
    • 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
    • F01L1/185—Overhead end-pivot rocking arms
    • 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
    • F01L13/0063—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 cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot
    • F01L2013/0068—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 cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot with an oscillating cam acting on the valve of the "BMW-Valvetronic" 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
    • F01L2305/00—Valve arrangements comprising rollers
    • 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
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/08—Valves guides; Sealing of valve stem, e.g. sealing by lubricant

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)
DE602004032479T 2004-08-25 2004-08-25 Oszillierender nocken und dynamischer ventilmechanismus für verbrennungsmotor Expired - Lifetime DE602004032479D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2004/012193 WO2006021997A1 (ja) 2004-08-25 2004-08-25 揺動カム及び内燃機関の動弁機構

Publications (1)

Publication Number Publication Date
DE602004032479D1 true DE602004032479D1 (de) 2011-06-09

Family

ID=35967220

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004032479T Expired - Lifetime DE602004032479D1 (de) 2004-08-25 2004-08-25 Oszillierender nocken und dynamischer ventilmechanismus für verbrennungsmotor

Country Status (5)

Country Link
EP (1) EP1783332B1 (de)
AT (1) ATE507371T1 (de)
CA (1) CA2541726A1 (de)
DE (1) DE602004032479D1 (de)
WO (1) WO2006021997A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006018510A1 (de) * 2006-04-21 2007-10-25 Schaeffler Kg Schwinghebel für einen hubvariablen Ventiltrieb
DE102007033821B4 (de) * 2007-07-18 2013-10-31 Hydraulik-Ring Gmbh Arbeitskurve eines variablen Ventiltriebs
CN103089365B (zh) * 2013-02-28 2015-05-06 长城汽车股份有限公司 用于发动机的可变气门升程驱动装置的致动机构

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3380582B2 (ja) * 1993-03-23 2003-02-24 マツダ株式会社 エンジンのバルブタイミング制御装置
JPH07133709A (ja) * 1993-09-17 1995-05-23 Mazda Motor Corp エンジンのバルブタイミング可変装置

Also Published As

Publication number Publication date
EP1783332A4 (de) 2010-06-02
EP1783332A1 (de) 2007-05-09
EP1783332B1 (de) 2011-04-27
CA2541726A1 (en) 2006-03-02
ATE507371T1 (de) 2011-05-15
WO2006021997A1 (ja) 2006-03-02

Similar Documents

Publication Publication Date Title
ATE485440T1 (de) Ventiltrieb für verbrennungsmotor
ATE437295T1 (de) Ventilbetätigungssystem mit ventilsitzsteuerung
ATE421035T1 (de) Auslassventilmechanismus für verbrennungsmotor
ATE483099T1 (de) Motor mit variablem ventilmechanismus
FI20051196A0 (fi) Venttiilikoneisto polttomoottorikoneen kaasunvaihtoventtiileitä varten, jossa on säädettävä keinuvipu, joka toimii toisaalta yhdessä epäkeskoakselin ja toisaalta nokka-akselin nokan päällä kulkevan rullan kanssa
WO2011011248A3 (en) Overhead valve and rocker arm configuration for a small engine
WO2005078244A3 (en) Valve train for internal combustion engine
DE60200923D1 (de) Brennkraftmaschine mit Ventilantrieb
ATE460566T1 (de) Verbrennungskraftmaschine mit schaltnocken
ATE339597T1 (de) Hubverstellungseinrichtung für motorventile
ATE450694T1 (de) Vorrichtung für verbrennungsmotor
EP1772597A3 (de) Ventiltrieb für Viertaktbrennkraftmaschine
MY137976A (en) Valve train for internal combustion engine
DE60305981D1 (de) Ventilbetätigungsvorrichtung für variable ventilsteuerung für gaswechselventile einer brennkraftmaschine
ATE507371T1 (de) Oszillierender nocken und dynamischer ventilmechanismus für verbrennungsmotor
ATE405728T1 (de) Ventiltrieb für brennkraftmaschinen
DE60202896D1 (de) Brennkraftmaschine
CN1877089A (zh) 内燃机的可变气门装置
CN104564211B (zh) 优化内燃机低速性能的装置和方法
JP4566071B2 (ja) 内燃機関
JP2010180867A (ja) 内燃機関における高圧ポンプ取付け構造
JP2018084197A (ja) 内燃機関の可変動弁機構
DE502004000110D1 (de) Verbrennungskraftmaschine mit Hubverstellung der Gaswechselventile
JP2008128095A (ja) エンジンの動弁構造
DE602009000355D1 (de) Variable Ventilvorrichtung für Motor