CA2527942C - Engine valve operating system - Google Patents

Engine valve operating system Download PDF

Info

Publication number
CA2527942C
CA2527942C CA002527942A CA2527942A CA2527942C CA 2527942 C CA2527942 C CA 2527942C CA 002527942 A CA002527942 A CA 002527942A CA 2527942 A CA2527942 A CA 2527942A CA 2527942 C CA2527942 C CA 2527942C
Authority
CA
Canada
Prior art keywords
valve
rocker arm
lift
link
engine
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.)
Expired - Fee Related
Application number
CA002527942A
Other languages
English (en)
French (fr)
Other versions
CA2527942A1 (en
Inventor
Noriaki Fujii
Akiyuki Yonekawa
Katsunori Nakamura
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.)
Honda Motor Co Ltd
Original Assignee
Honda Motor Co 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 Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Publication of CA2527942A1 publication Critical patent/CA2527942A1/en
Application granted granted Critical
Publication of CA2527942C publication Critical patent/CA2527942C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F01L1/20—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
    • F01L1/245—Hydraulic tappets
    • F01L1/255—Hydraulic tappets between cam 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
    • 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
    • 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
    • F01L1/26—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
    • 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
    • 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
    • F01L2820/032—Electric motors

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)
  • Output Control And Ontrol Of Special Type Engine (AREA)
CA002527942A 2003-06-03 2004-05-28 Engine valve operating system Expired - Fee Related CA2527942C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2003157774 2003-06-03
JP2003-157774 2003-06-03
JP2004-121181 2004-04-16
JP2004121181A JP4238173B2 (ja) 2003-06-03 2004-04-16 エンジンの動弁装置
PCT/JP2004/007723 WO2004109066A1 (ja) 2003-06-03 2004-05-28 エンジンの動弁装置

Publications (2)

Publication Number Publication Date
CA2527942A1 CA2527942A1 (en) 2004-12-16
CA2527942C true CA2527942C (en) 2009-12-29

Family

ID=33513367

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002527942A Expired - Fee Related CA2527942C (en) 2003-06-03 2004-05-28 Engine valve operating system

Country Status (8)

Country Link
US (1) US7469668B2 (enExample)
EP (1) EP1650410A4 (enExample)
JP (1) JP4238173B2 (enExample)
KR (1) KR100733807B1 (enExample)
CA (1) CA2527942C (enExample)
MY (1) MY138432A (enExample)
TW (1) TWI265234B (enExample)
WO (1) WO2004109066A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1548240B1 (en) 2003-12-24 2007-06-20 Honda Motor Co., Ltd. Drive of variable valve lift mechanism
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
KR101171906B1 (ko) * 2010-05-06 2012-08-07 기아자동차주식회사 연속 가변 밸브 리프트 시스템을 구비한 엔진

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2791206A (en) * 1952-08-30 1957-05-07 Herbert H Engemann Clearance regulator for valve operating linkage
US5572962A (en) * 1991-12-03 1996-11-12 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
WO1994016202A1 (de) * 1992-12-30 1994-07-21 Meta Motoren- Und Energie-Technik Gmbh Vorrichtung zur variablen steuerung der ventile von brennkraftmaschinen, insbesondere zur drosselfreien laststeuerung von ottomotoren
JPH1018824A (ja) 1996-07-05 1998-01-20 Yamaha Motor Co Ltd エンジンの可変バルブ機構
US6314926B1 (en) * 1999-05-24 2001-11-13 Jenera Enterprises Ltd Valve control apparatus
GB0021181D0 (en) * 2000-08-30 2000-10-18 Perkins Engines Co Ltd Method for automatically setting valve clearances setting valve clearances in an internal combustion engine
GR20010100295A (el) * 2001-06-18 2003-02-27 Εμμανουηλ Παττακος Μεταβλητο συστημα βαλβιδων
JP3995913B2 (ja) * 2001-10-09 2007-10-24 株式会社オティックス 可変動弁機構
JP4057855B2 (ja) 2002-07-05 2008-03-05 本田技研工業株式会社 内燃機関の動弁装置
JP2007126966A (ja) * 2004-01-15 2007-05-24 Toyota Motor Corp 可変動弁機構

Also Published As

Publication number Publication date
JP4238173B2 (ja) 2009-03-11
KR20060015635A (ko) 2006-02-17
JP2005016513A (ja) 2005-01-20
EP1650410A1 (en) 2006-04-26
US20070006833A1 (en) 2007-01-11
CA2527942A1 (en) 2004-12-16
WO2004109066A1 (ja) 2004-12-16
TW200500548A (en) 2005-01-01
US7469668B2 (en) 2008-12-30
TWI265234B (en) 2006-11-01
EP1650410A4 (en) 2010-01-27
KR100733807B1 (ko) 2007-07-02
MY138432A (en) 2009-06-30

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