DE69805382D1 - Variable valve control device - Google Patents

Variable valve control device

Info

Publication number
DE69805382D1
DE69805382D1 DE69805382T DE69805382T DE69805382D1 DE 69805382 D1 DE69805382 D1 DE 69805382D1 DE 69805382 T DE69805382 T DE 69805382T DE 69805382 T DE69805382 T DE 69805382T DE 69805382 D1 DE69805382 D1 DE 69805382D1
Authority
DE
Germany
Prior art keywords
control device
valve control
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.)
Expired - Lifetime
Application number
DE69805382T
Other languages
German (de)
Other versions
DE69805382T2 (en
Inventor
Katsumi Ochiai
Noriyuki Kurihara
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.)
Yamaha Motor Co Ltd
Original Assignee
Yamaha 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
Priority claimed from JP27416197A external-priority patent/JP4014702B2/en
Application filed by Yamaha Motor Co Ltd filed Critical Yamaha Motor Co Ltd
Application granted granted Critical
Publication of DE69805382D1 publication Critical patent/DE69805382D1/en
Publication of DE69805382T2 publication Critical patent/DE69805382T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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

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)
DE1998605382 1997-10-07 1998-10-06 Variable valve control device Expired - Lifetime DE69805382T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27416197A JP4014702B2 (en) 1996-10-07 1997-10-07 Valve mechanism of internal combustion engine

Publications (2)

Publication Number Publication Date
DE69805382D1 true DE69805382D1 (en) 2002-06-20
DE69805382T2 DE69805382T2 (en) 2002-11-07

Family

ID=17537894

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1998605382 Expired - Lifetime DE69805382T2 (en) 1997-10-07 1998-10-06 Variable valve control device

Country Status (2)

Country Link
EP (1) EP0908604B1 (en)
DE (1) DE69805382T2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4026410B2 (en) * 2002-05-24 2007-12-26 三菱自動車工業株式会社 Valve operating device for internal combustion engine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3613945A1 (en) * 1985-04-26 1986-10-30 Mazda Motor Corp., Hiroshima VARIABLE VALVE MECHANISM FOR COMBUSTION ENGINES
EP0452671B1 (en) * 1990-03-14 1995-06-14 Suzuki Kabushiki Kaisha Valve actuating mechanism in four-stroke cycle engine
EP0583584B1 (en) * 1992-07-16 1996-04-03 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Valve operating system structure with variable valve timing mechanism
DE69713702T2 (en) 1996-10-07 2003-03-13 Yamaha Hatsudoki K.K., Iwata Valve drive device for an internal combustion engine

Also Published As

Publication number Publication date
DE69805382T2 (en) 2002-11-07
EP0908604A1 (en) 1999-04-14
EP0908604B1 (en) 2002-05-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition