ATE507371T1 - Oszillierender nocken und dynamischer ventilmechanismus für verbrennungsmotor - Google Patents

Oszillierender nocken und dynamischer ventilmechanismus für verbrennungsmotor

Info

Publication number
ATE507371T1
ATE507371T1 AT04772154T AT04772154T ATE507371T1 AT E507371 T1 ATE507371 T1 AT E507371T1 AT 04772154 T AT04772154 T AT 04772154T AT 04772154 T AT04772154 T AT 04772154T AT E507371 T1 ATE507371 T1 AT E507371T1
Authority
AT
Austria
Prior art keywords
combustion engine
internal combustion
valve mechanism
dynamic valve
oscillating cam
Prior art date
Application number
AT04772154T
Other languages
English (en)
Inventor
Koichi Hatamura
Hideo Fujita
Original Assignee
Yamaha Motor Co Ltd
Koichi Hatamura
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, Koichi Hatamura filed Critical Yamaha Motor Co Ltd
Application granted granted Critical
Publication of ATE507371T1 publication Critical patent/ATE507371T1/de

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)
AT04772154T 2004-08-25 2004-08-25 Oszillierender nocken und dynamischer ventilmechanismus für verbrennungsmotor ATE507371T1 (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
ATE507371T1 true ATE507371T1 (de) 2011-05-15

Family

ID=35967220

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04772154T ATE507371T1 (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
EP1783332B1 (de) 2011-04-27
EP1783332A1 (de) 2007-05-09
WO2006021997A1 (ja) 2006-03-02
DE602004032479D1 (de) 2011-06-09
EP1783332A4 (de) 2010-06-02
CA2541726A1 (en) 2006-03-02

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties