DE602008004583D1 - VariableVentilsteuerung für einen Verbrennungsmotor - Google Patents

VariableVentilsteuerung für einen Verbrennungsmotor

Info

Publication number
DE602008004583D1
DE602008004583D1 DE602008004583T DE602008004583T DE602008004583D1 DE 602008004583 D1 DE602008004583 D1 DE 602008004583D1 DE 602008004583 T DE602008004583 T DE 602008004583T DE 602008004583 T DE602008004583 T DE 602008004583T DE 602008004583 D1 DE602008004583 D1 DE 602008004583D1
Authority
DE
Germany
Prior art keywords
combustion engine
internal combustion
valve control
variable valve
variable
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.)
Active
Application number
DE602008004583T
Other languages
English (en)
Inventor
Mikio Tanabe
Hideo Nakai
Satoshi Yoshikawa
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.)
Mitsubishi Motors Corp
Original Assignee
Mitsubishi Motors Corp
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
Priority claimed from JP2007042466A external-priority patent/JP4616295B2/ja
Priority claimed from JP2007050239A external-priority patent/JP4207085B2/ja
Application filed by Mitsubishi Motors Corp filed Critical Mitsubishi Motors Corp
Publication of DE602008004583D1 publication Critical patent/DE602008004583D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F01L1/12—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
    • 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
    • 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
    • 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
    • F01L2305/00—Valve arrangements comprising rollers
    • F01L2305/02—Mounting of 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
    • F01L2820/00—Details on specific features characterising valve gear arrangements
    • F01L2820/03—Auxiliary actuators
    • F01L2820/032—Electric motors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/20—Control lever and linkage systems
    • Y10T74/20576—Elements
    • Y10T74/20882—Rocker arms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/21—Elements
    • Y10T74/2101—Cams
    • Y10T74/2107—Follower

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)
DE602008004583T 2007-02-22 2008-02-21 VariableVentilsteuerung für einen Verbrennungsmotor Active DE602008004583D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007042466A JP4616295B2 (ja) 2007-02-22 2007-02-22 内燃機関の可変式動弁機構
JP2007050239A JP4207085B2 (ja) 2007-02-28 2007-02-28 内燃機関の可変式動弁機構

Publications (1)

Publication Number Publication Date
DE602008004583D1 true DE602008004583D1 (de) 2011-03-03

Family

ID=39590534

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602008004583T Active DE602008004583D1 (de) 2007-02-22 2008-02-21 VariableVentilsteuerung für einen Verbrennungsmotor

Country Status (4)

Country Link
US (1) US7836861B2 (de)
EP (1) EP1972763B1 (de)
KR (1) KR100992335B1 (de)
DE (1) DE602008004583D1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012103401A2 (en) * 2011-01-27 2012-08-02 Scuderi Group, Llc Lost-motion variable valve actuation system with cam phaser

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1001267C2 (nl) 1995-09-22 1997-03-25 Netherlands Car Bv Verbrandingsmotor.
JP3183127B2 (ja) 1995-09-29 2001-07-03 三菱自動車工業株式会社 滑りローラ付きロッカアーム
JP3414100B2 (ja) 1996-01-18 2003-06-09 日本精工株式会社 タペットローラ軸受
JP3879179B2 (ja) 1997-06-17 2007-02-07 三菱自動車工業株式会社 可変動弁機構
JP2000038907A (ja) 1998-07-21 2000-02-08 Nippon Seiko Kk エンジンの動弁機構用カムフォロア装置
JP2001090729A (ja) 1999-09-21 2001-04-03 Noboru Yoshizaki 転動リングのすべり軸受
JP2002122133A (ja) 2000-10-16 2002-04-26 Aisin Aw Co Ltd スラストすべり軸受け
DE10164493B4 (de) 2001-12-29 2010-04-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zur variablen Betätigung der Ladungswechselventile in Hubkolbenmotoren
JP2003314545A (ja) 2002-04-16 2003-11-06 Koyo Seiko Co Ltd 直動案内滑り軸受装置
JP2004211687A (ja) 2002-12-17 2004-07-29 Mitsubishi Motors Corp 内燃機関の動弁装置
JP4225321B2 (ja) 2003-12-18 2009-02-18 トヨタ自動車株式会社 可変動弁機構
KR100621961B1 (ko) * 2004-04-13 2006-09-19 미쯔비시 지도샤 고교 가부시끼가이샤 내연 기관의 가변식 구동 밸브 장치
JP4221327B2 (ja) 2004-04-13 2009-02-12 三菱ふそうトラック・バス株式会社 内燃機関の可変動弁装置
JP2006118399A (ja) 2004-10-20 2006-05-11 Ntn Corp ロッカーアーム
JP4296428B2 (ja) 2004-11-24 2009-07-15 三菱ふそうトラック・バス株式会社 内燃機関の可変動弁装置
JP2007040291A (ja) 2005-06-28 2007-02-15 Hitachi Ltd 内燃機関の可変動弁装置
CA2555638C (en) 2005-08-15 2009-09-15 Honda Motor Co., Ltd. Lift-variable valve-operating system for internal combustion engine
JP4111234B2 (ja) 2006-10-31 2008-07-02 三菱自動車工業株式会社 内燃機関の動弁装置

Also Published As

Publication number Publication date
EP1972763B1 (de) 2011-01-19
US7836861B2 (en) 2010-11-23
US20080202459A1 (en) 2008-08-28
KR100992335B1 (ko) 2010-11-05
EP1972763A1 (de) 2008-09-24
KR20080078588A (ko) 2008-08-27

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