EP2557280A4 - VALVE OPERATOR FOR A COMBUSTION ENGINE - Google Patents

VALVE OPERATOR FOR A COMBUSTION ENGINE

Info

Publication number
EP2557280A4
EP2557280A4 EP10849438.6A EP10849438A EP2557280A4 EP 2557280 A4 EP2557280 A4 EP 2557280A4 EP 10849438 A EP10849438 A EP 10849438A EP 2557280 A4 EP2557280 A4 EP 2557280A4
Authority
EP
European Patent Office
Prior art keywords
combustion engine
internal combustion
valve actuator
actuator
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.)
Withdrawn
Application number
EP10849438.6A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2557280A1 (en
Inventor
Akihiko Kawata
Akio Kidooka
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
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of EP2557280A1 publication Critical patent/EP2557280A1/en
Publication of EP2557280A4 publication Critical patent/EP2557280A4/en
Withdrawn legal-status Critical Current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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
    • F01L1/267—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder with means for varying the timing or the lift of the valves
    • 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
    • F01L13/0036—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 the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • 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
    • F01L1/46—Component parts, details, or accessories, not provided for in preceding subgroups
    • F01L2001/467—Lost motion springs
    • 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
    • F01L13/0036—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 the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • F01L2013/0052—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 the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction with cams provided on an axially slidable sleeve
    • 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
    • F01L2820/00—Details on specific features characterising valve gear arrangements
    • F01L2820/03—Auxiliary actuators
    • F01L2820/031—Electromagnets

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)
  • Ignition Installations For Internal Combustion Engines (AREA)
EP10849438.6A 2010-04-07 2010-04-07 VALVE OPERATOR FOR A COMBUSTION ENGINE Withdrawn EP2557280A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2010/056332 WO2011125194A1 (ja) 2010-04-07 2010-04-07 内燃機関の動弁装置

Publications (2)

Publication Number Publication Date
EP2557280A1 EP2557280A1 (en) 2013-02-13
EP2557280A4 true EP2557280A4 (en) 2013-06-12

Family

ID=44762180

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10849438.6A Withdrawn EP2557280A4 (en) 2010-04-07 2010-04-07 VALVE OPERATOR FOR A COMBUSTION ENGINE

Country Status (5)

Country Link
US (1) US20130042830A1 (ja)
EP (1) EP2557280A4 (ja)
JP (1) JP5299564B2 (ja)
CN (1) CN102892979A (ja)
WO (1) WO2011125194A1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6420783B2 (ja) 2016-03-31 2018-11-07 本田技研工業株式会社 可変動弁装置
DE102017114575A1 (de) * 2017-06-29 2019-01-03 Man Truck & Bus Ag Variabler Ventiltrieb
AT521311B1 (de) * 2018-05-22 2020-07-15 Avl List Gmbh Ventiltrieb einer brennkraftmaschine
JP6932179B2 (ja) * 2019-12-27 2021-09-08 ヤマハ発動機株式会社 ロストモーション機構、動弁装置およびエンジン

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3638765A1 (de) * 1985-11-18 1987-05-21 Toyota Motor Co Ltd Befestigungskonstruktion fuer einen zylinderkopfdeckel
GB2192431A (en) * 1986-07-09 1988-01-13 Honda Motor Co Ltd I.c.engine cylinder head valve gear and spark plug arrangement
EP0607918A1 (en) * 1993-01-18 1994-07-27 Honda Giken Kogyo Kabushiki Kaisha SOHC-type valve operating system in internal combustion engine
DE19806675A1 (de) * 1998-02-18 1999-08-19 Daimler Chrysler Ag Vorrichtung zur variablen Steuerung der Ventile einer Hubkolben-Brennkraftmaschine
JP2000087719A (ja) * 1998-09-11 2000-03-28 Honda Motor Co Ltd 内燃機関の潤滑構造
EP1013898A2 (en) * 1998-12-22 2000-06-28 Honda Giken Kogyo Kabushiki Kaisha Valve operating system in internal combustion engine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0716004Y2 (ja) * 1988-09-24 1995-04-12 三菱自動車工業株式会社 多気筒エンジンのシリンダヘッド
JPH06280522A (ja) 1993-03-29 1994-10-04 Mazda Motor Corp エンジンのシリンダヘッド構造
JP3320046B2 (ja) 1998-12-23 2002-09-03 本田技研工業株式会社 内燃機関の動弁装置
JP2002242629A (ja) * 2001-02-20 2002-08-28 Yamaha Motor Co Ltd 内燃エンジンの可変動弁機構
US7406932B2 (en) * 2005-08-15 2008-08-05 Honda Motor Co., Ltd. Lift-variable valve-operating system for internal combustion engine
JP2007327378A (ja) 2006-06-07 2007-12-20 Honda Motor Co Ltd 点火プラグチューブの取付構造
JP2008190441A (ja) * 2007-02-06 2008-08-21 Honda Motor Co Ltd 可変動弁機構におけるリフト量調整装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3638765A1 (de) * 1985-11-18 1987-05-21 Toyota Motor Co Ltd Befestigungskonstruktion fuer einen zylinderkopfdeckel
GB2192431A (en) * 1986-07-09 1988-01-13 Honda Motor Co Ltd I.c.engine cylinder head valve gear and spark plug arrangement
EP0607918A1 (en) * 1993-01-18 1994-07-27 Honda Giken Kogyo Kabushiki Kaisha SOHC-type valve operating system in internal combustion engine
DE19806675A1 (de) * 1998-02-18 1999-08-19 Daimler Chrysler Ag Vorrichtung zur variablen Steuerung der Ventile einer Hubkolben-Brennkraftmaschine
JP2000087719A (ja) * 1998-09-11 2000-03-28 Honda Motor Co Ltd 内燃機関の潤滑構造
EP1013898A2 (en) * 1998-12-22 2000-06-28 Honda Giken Kogyo Kabushiki Kaisha Valve operating system in internal combustion engine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011125194A1 *

Also Published As

Publication number Publication date
JP5299564B2 (ja) 2013-09-25
WO2011125194A1 (ja) 2011-10-13
JPWO2011125194A1 (ja) 2013-07-08
EP2557280A1 (en) 2013-02-13
CN102892979A (zh) 2013-01-23
US20130042830A1 (en) 2013-02-21

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Owner name: TOYOTA JIDOSHA KABUSHIKI KAISHA

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