DK0793769T3 - Indstillelig ventilløftemekanisme til forbrændingsmotorer - Google Patents

Indstillelig ventilløftemekanisme til forbrændingsmotorer

Info

Publication number
DK0793769T3
DK0793769T3 DK95940781T DK95940781T DK0793769T3 DK 0793769 T3 DK0793769 T3 DK 0793769T3 DK 95940781 T DK95940781 T DK 95940781T DK 95940781 T DK95940781 T DK 95940781T DK 0793769 T3 DK0793769 T3 DK 0793769T3
Authority
DK
Denmark
Prior art keywords
pivot
valve lift
moving
rocker arm
internal combustion
Prior art date
Application number
DK95940781T
Other languages
English (en)
Inventor
Michael Riley
Original Assignee
Motive Holdings 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 Motive Holdings Ltd filed Critical Motive Holdings Ltd
Application granted granted Critical
Publication of DK0793769T3 publication Critical patent/DK0793769T3/da

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B41/00—Engines characterised by special means for improving conversion of heat or pressure energy into mechanical power
    • F02B41/02—Engines with prolonged expansion
    • F02B41/04—Engines with prolonged expansion in main cylinders
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0223—Variable control of the intake valves only
    • F02D13/0226—Variable control of the intake valves only changing valve lift or valve lift and timing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D15/00—Varying compression ratio
    • F02D15/04—Varying compression ratio by alteration of volume of compression space without changing piston stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
    • F02F1/4214—Shape or arrangement of intake or exhaust channels in cylinder heads specially adapted for four or more valves per cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/18—DOHC [Double overhead camshaft]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
DK95940781T 1994-11-23 1995-11-20 Indstillelig ventilløftemekanisme til forbrændingsmotorer DK0793769T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/344,826 US5572962A (en) 1991-12-03 1994-11-23 Variable valve lift mechanism for internal combustion engine
PCT/US1995/015145 WO1996016253A1 (en) 1994-11-23 1995-11-20 Variable valve lift mechanism for internal combustion engine

Publications (1)

Publication Number Publication Date
DK0793769T3 true DK0793769T3 (da) 2001-05-28

Family

ID=23352220

Family Applications (1)

Application Number Title Priority Date Filing Date
DK95940781T DK0793769T3 (da) 1994-11-23 1995-11-20 Indstillelig ventilløftemekanisme til forbrændingsmotorer

Country Status (11)

Country Link
US (1) US5572962A (da)
EP (1) EP0793769B1 (da)
CN (1) CN1173214A (da)
AT (1) ATE200923T1 (da)
AU (1) AU709485B2 (da)
CA (1) CA2208099A1 (da)
DE (1) DE69520836T2 (da)
DK (1) DK0793769T3 (da)
TR (1) TR199501478A2 (da)
WO (1) WO1996016253A1 (da)
ZA (1) ZA959913B (da)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9703605D0 (en) * 1997-02-21 1997-04-09 T & N Technology Ltd Operating mechanisms for valves
US5791306A (en) * 1997-08-13 1998-08-11 Caterpillar Inc. Internal combustion engine speed-throttle control
US6588387B2 (en) * 1998-10-20 2003-07-08 Eaton Corporation Rocker arm device for simultaneous control of valve lift and relative timing in a combustion engine
DE19854382B4 (de) 1998-11-25 2009-01-02 Alstom Verfahren und Vorrichtung zur Zerstäubung flüssigen Brennstoffs für eine Feuerungsanlage
US6446589B1 (en) * 2001-01-16 2002-09-10 Chinh T. Nguyen Cam actuated continuous simultaneously variable valve timing and lifting assembly
JP3815233B2 (ja) * 2001-02-27 2006-08-30 日産自動車株式会社 内燃機関の吸気制御装置
WO2003014537A1 (de) * 2001-08-06 2003-02-20 Christian Heier Ventilsteuerung einer hubkolbenmaschine (vvst)
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
JP4238173B2 (ja) * 2003-06-03 2009-03-11 本田技研工業株式会社 エンジンの動弁装置
JP3835448B2 (ja) * 2003-10-29 2006-10-18 日産自動車株式会社 内燃機関の可変動弁装置
US7156059B2 (en) * 2003-11-06 2007-01-02 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Variable valve train apparatus for an internal combustion engine
JP4381188B2 (ja) * 2004-03-19 2009-12-09 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
US6971355B2 (en) 2004-03-29 2005-12-06 Borgwarner Inc. Variable lift and duration device for poppet valves
JP4327645B2 (ja) * 2004-04-13 2009-09-09 三菱ふそうトラック・バス株式会社 Ｖ型エンジンの可変動弁装置
DE102004037198A1 (de) * 2004-07-30 2006-03-23 Ina-Schaeffler Kg Ventiltrieb einer Brennkraftmaschine
WO2007002582A1 (en) * 2005-06-27 2007-01-04 Borgwarner Inc Actuator and control method for variable valve timing (vvt) mechanism
US7942117B2 (en) * 2006-05-27 2011-05-17 Robinson Thomas C Engine
KR100868209B1 (ko) * 2006-11-16 2008-11-11 현대자동차주식회사 연속 가변 밸브 리프트 장치
JP4726775B2 (ja) * 2006-12-20 2011-07-20 ヤマハ発動機株式会社 エンジンの連続可変式動弁装置
GB2451448B (en) * 2007-07-28 2009-06-17 Anthony Edgar Blackburn Blackburn cycle engine valve gear
KR100969377B1 (ko) * 2008-04-30 2010-07-09 현대자동차주식회사 연속 가변 밸브 리프트 장치
CN101403326A (zh) * 2008-06-16 2009-04-08 奇瑞汽车股份有限公司 一种内燃机可变气门升程机构
US8191522B2 (en) 2008-10-07 2012-06-05 Riley Michael B Varying the phase and lift of a rocker arm on a camshaft actuating a valve or injector
CN101429882B (zh) * 2008-12-12 2011-07-13 奇瑞汽车股份有限公司 连续可变气门升程装置
CN101900003B (zh) * 2010-07-20 2012-06-27 奇瑞汽车股份有限公司 连续可变气门升程的内燃机配气机构及其控制方法
GB2476852B (en) * 2010-09-16 2012-01-11 Anthony Edgar Blackburn Six stroke 'Blackburn Cycle'
US8701615B2 (en) * 2010-09-18 2014-04-22 Raymond A. Towne, III Anti-cogging apparatus and methods for reducing cogging of rotating shaft
US9447728B2 (en) 2010-09-18 2016-09-20 Raymond Towne Magnet-based anti-cogging apparatuses and systems for applying an anti-cogging torque on a rotating shaft
CN102733882B (zh) * 2011-04-07 2016-01-20 朱譞晟 支撑杆型全可变气门正时和升程机构
CN103075223B (zh) * 2012-12-24 2015-08-19 绵阳新晨动力机械有限公司 汽油发动机杠杆式连续可变气门升程机构
CN103256089A (zh) * 2013-02-22 2013-08-21 浙江吉利汽车研究院有限公司杭州分公司 一种变杠杆比的可变气门升程机构
US9133735B2 (en) 2013-03-15 2015-09-15 Kohler Co. Variable valve timing apparatus and internal combustion engine incorporating the same
CN103256090A (zh) * 2013-05-10 2013-08-21 浙江吉利汽车研究院有限公司杭州分公司 一种无级可变气门升程机构
EP2803829A1 (en) * 2013-05-14 2014-11-19 Caterpillar Motoren GmbH & Co. KG Flexible cam follower
CN106150585B (zh) * 2015-04-28 2019-12-24 长城汽车股份有限公司 连续可变气门升程机构的控制方法及装置
KR102417382B1 (ko) * 2016-12-14 2022-07-06 현대자동차주식회사 가변 밸브 타이밍 기구 및 가변 밸브 듀레이션 기구를 이용한 밸브 타이밍 및 밸브 듀레이션 제어 방법
US10598054B2 (en) * 2017-09-26 2020-03-24 Deere & Company Variable ratio rocker arm system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4721007A (en) * 1983-11-30 1988-01-26 Entzminger William Variable ratio lever arm mechanism
FR2566838B1 (fr) * 1984-07-02 1988-12-02 Peugeot Dispositif de commande de soupapes d'obturation de conduits d'admission ou d'echappement dans un moteur a combustion interne
EP0286389A3 (en) * 1987-04-07 1989-02-15 The British Internal Combustion Engine Research Institute Limited Means for adjusting the timing of a valve
FR2659388A1 (fr) * 1990-03-07 1991-09-13 Barbotte Michel Dispositif de commande variable des soupapes d'un moteur a combustion.
US5456224A (en) * 1991-12-03 1995-10-10 Motive Holdings Limited Variable valve lift mechanism for internal combustion engine
US5365895A (en) * 1991-12-03 1994-11-22 Motive Holdings Limited Variable valve lift mechanism for internal combustion engine

Also Published As

Publication number Publication date
EP0793769A1 (en) 1997-09-10
ATE200923T1 (de) 2001-05-15
EP0793769A4 (en) 1998-02-11
WO1996016253A1 (en) 1996-05-30
ZA959913B (en) 1997-06-23
CN1173214A (zh) 1998-02-11
DE69520836D1 (de) 2001-06-07
AU709485B2 (en) 1999-08-26
EP0793769B1 (en) 2001-05-02
TR199501478A2 (tr) 1996-07-21
DE69520836T2 (de) 2001-08-09
CA2208099A1 (en) 1996-05-30
US5572962A (en) 1996-11-12
AU4242096A (en) 1996-06-17

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