DE602004006649D1 - Variabler ventilmechanismus - Google Patents

Variabler ventilmechanismus

Info

Publication number
DE602004006649D1
DE602004006649D1 DE602004006649T DE602004006649T DE602004006649D1 DE 602004006649 D1 DE602004006649 D1 DE 602004006649D1 DE 602004006649 T DE602004006649 T DE 602004006649T DE 602004006649 T DE602004006649 T DE 602004006649T DE 602004006649 D1 DE602004006649 D1 DE 602004006649D1
Authority
DE
Germany
Prior art keywords
valve mechanism
variable valve
variable
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.)
Active
Application number
DE602004006649T
Other languages
English (en)
Other versions
DE602004006649T2 (de
Inventor
Toshiaki Asada
Shuichi Ezaki
Manabu Tateno
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor 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 JP2003421278A external-priority patent/JP3982490B2/ja
Priority claimed from JP2003426334A external-priority patent/JP4135630B2/ja
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of DE602004006649D1 publication Critical patent/DE602004006649D1/de
Application granted granted Critical
Publication of DE602004006649T2 publication Critical patent/DE602004006649T2/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
    • 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
    • F01L1/20—Adjusting or compensating clearance
    • F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
    • F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
    • 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
    • F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
    • F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
    • F01L1/2405—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means of a hydraulic adjusting device located between the cylinder head and rocker arm
    • 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
    • F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
    • 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
    • F01L2013/0073—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 "Delphi" type
    • 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)
  • Output Control And Ontrol Of Special Type Engine (AREA)
DE602004006649T 2003-12-18 2004-12-08 Variabler ventilmechanismus Active DE602004006649T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2003421278 2003-12-18
JP2003421278A JP3982490B2 (ja) 2003-12-18 2003-12-18 可変動弁機構
JP2003426334 2003-12-24
JP2003426334A JP4135630B2 (ja) 2003-12-24 2003-12-24 可変動弁機構
PCT/JP2004/018673 WO2005059321A1 (en) 2003-12-18 2004-12-08 Variable valve mechanism

Publications (2)

Publication Number Publication Date
DE602004006649D1 true DE602004006649D1 (de) 2007-07-05
DE602004006649T2 DE602004006649T2 (de) 2008-01-31

Family

ID=34703293

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004006649T Active DE602004006649T2 (de) 2003-12-18 2004-12-08 Variabler ventilmechanismus

Country Status (5)

Country Link
US (1) US7441521B2 (de)
EP (1) EP1700014B1 (de)
KR (1) KR100669879B1 (de)
DE (1) DE602004006649T2 (de)
WO (1) WO2005059321A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4259512B2 (ja) * 2005-11-14 2009-04-30 トヨタ自動車株式会社 内燃機関の可変動弁装置
JP5028952B2 (ja) * 2006-10-24 2012-09-19 トヨタ自動車株式会社 内燃機関の動弁機構
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
KR100921801B1 (ko) * 2007-07-16 2009-10-19 현대자동차주식회사 무단 가변 밸브 리프트 장치
KR20090056602A (ko) * 2007-11-30 2009-06-03 현대자동차주식회사 가변 밸브 리프트 장치
DE102008015787A1 (de) 2008-03-26 2009-10-01 Hyundai Motor Co. Vorrichtung zum Öffnen und Schließen eines Ventils einer Ventilanordnung eines Verbrennungsmotors sowie zum Einstellen eines Hubs des Ventils
JP5513769B2 (ja) 2008-05-22 2014-06-04 現代自動車株式会社 エンジンの連続可変バルブリフト装置およびその制御方法
DE102008043139A1 (de) 2008-10-23 2010-04-29 Hyundai Motor Co. Vorrichtung zum Öffnen und Schließen eines Ventils einer Ventilanordnung eines Verbrennungsmotors sowie zum Einstellen eines Hubs des Ventils
JP5334603B2 (ja) * 2009-01-23 2013-11-06 株式会社オティックス 可変動弁機構
JP4985811B2 (ja) * 2010-03-30 2012-07-25 トヨタ自動車株式会社 作用角可変機構の制御装置
KR101231267B1 (ko) 2010-12-07 2013-02-07 현대자동차주식회사 가변 밸브 리프트용 모터 제어 장치 및 방법
KR20170026685A (ko) * 2015-08-26 2017-03-09 현대자동차주식회사 하이브리드 차량의 연료 관리 시스템
CN108561231B (zh) * 2017-06-09 2020-09-04 长城汽车股份有限公司 连续可变气门升程机构的控制策略

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB947147A (en) 1959-01-30 1964-01-22 Miller Ralph Improvements in or relating to valve operating mechanisms for use in internal combustion engines
EP0638706A1 (de) 1993-08-05 1995-02-15 Bayerische Motoren Werke Aktiengesellschaft Ventiltrieb einer Brennkraftmaschine
GB9320204D0 (en) 1993-09-30 1993-11-17 Lotus Car Valve operating mechanism for internal combustion engines
JPH07293216A (ja) * 1994-04-26 1995-11-07 Mitsubishi Automob Eng Co Ltd 内燃エンジンの動弁装置
US6019076A (en) * 1998-08-05 2000-02-01 General Motors Corporation Variable valve timing mechanism
US6019075A (en) * 1998-08-25 2000-02-01 Walbro Corporation Air and fuel delivery system for fuel injected engines
US6311659B1 (en) * 1999-06-01 2001-11-06 Delphi Technologies, Inc. Desmodromic cam driven variable valve timing mechanism
JP3873559B2 (ja) 2000-01-21 2007-01-24 日産自動車株式会社 エンジンの電磁動弁制御装置
JP3912147B2 (ja) 2002-03-15 2007-05-09 日産自動車株式会社 内燃機関の可変動弁装置
GB2395229A (en) * 2002-11-16 2004-05-19 Mechadyne Plc Engine with variable valve lift and timing mechanism

Also Published As

Publication number Publication date
US7441521B2 (en) 2008-10-28
KR100669879B1 (ko) 2007-01-16
US20060219196A1 (en) 2006-10-05
DE602004006649T2 (de) 2008-01-31
WO2005059321A1 (en) 2005-06-30
KR20060018889A (ko) 2006-03-02
EP1700014A1 (de) 2006-09-13
EP1700014B1 (de) 2007-05-23

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Legal Events

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