JP6587949B2 - 内燃機関の可変動弁機構 - Google Patents

内燃機関の可変動弁機構 Download PDF

Info

Publication number
JP6587949B2
JP6587949B2 JP2016015158A JP2016015158A JP6587949B2 JP 6587949 B2 JP6587949 B2 JP 6587949B2 JP 2016015158 A JP2016015158 A JP 2016015158A JP 2016015158 A JP2016015158 A JP 2016015158A JP 6587949 B2 JP6587949 B2 JP 6587949B2
Authority
JP
Japan
Prior art keywords
variable
valve
variable device
cam
internal combustion
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
JP2016015158A
Other languages
English (en)
Japanese (ja)
Other versions
JP2017133446A5 (enExample
JP2017133446A (ja
Inventor
弘毅 山口
弘毅 山口
直樹 平松
直樹 平松
雅俊 杉浦
雅俊 杉浦
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.)
Otics Corp
Original Assignee
Otics 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 Otics Corp filed Critical Otics Corp
Priority to JP2016015158A priority Critical patent/JP6587949B2/ja
Priority to EP16197491.0A priority patent/EP3236028B1/en
Priority to US15/365,661 priority patent/US10233790B2/en
Publication of JP2017133446A publication Critical patent/JP2017133446A/ja
Publication of JP2017133446A5 publication Critical patent/JP2017133446A5/ja
Application granted granted Critical
Publication of JP6587949B2 publication Critical patent/JP6587949B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • 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
    • 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
    • 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
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/08—Shape of cams
    • 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
    • F01L13/0063—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
    • F01L2013/0068—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 "BMW-Valvetronic" type
    • 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
    • F01L2800/00—Methods of operation using a variable valve timing mechanism
    • F01L2800/19—Valves opening several times per stroke
    • 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
    • F01L2820/02—Formulas

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)
JP2016015158A 2016-01-29 2016-01-29 内燃機関の可変動弁機構 Expired - Fee Related JP6587949B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2016015158A JP6587949B2 (ja) 2016-01-29 2016-01-29 内燃機関の可変動弁機構
EP16197491.0A EP3236028B1 (en) 2016-01-29 2016-11-07 Variable valve mechanism of internal combustion engine
US15/365,661 US10233790B2 (en) 2016-01-29 2016-11-30 Variable valve mechanism of internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016015158A JP6587949B2 (ja) 2016-01-29 2016-01-29 内燃機関の可変動弁機構

Publications (3)

Publication Number Publication Date
JP2017133446A JP2017133446A (ja) 2017-08-03
JP2017133446A5 JP2017133446A5 (enExample) 2018-09-20
JP6587949B2 true JP6587949B2 (ja) 2019-10-09

Family

ID=57281036

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016015158A Expired - Fee Related JP6587949B2 (ja) 2016-01-29 2016-01-29 内燃機関の可変動弁機構

Country Status (3)

Country Link
US (1) US10233790B2 (enExample)
EP (1) EP3236028B1 (enExample)
JP (1) JP6587949B2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018130428A1 (de) 2018-11-30 2020-06-04 Bayerische Motoren Werke Aktiengesellschaft Hubvariabler Ventiltrieb mit wenigstens zwei Arbeitslagen

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR226E (fr) * 1901-12-31 1902-11-24 Gueydan De Roussel Ballon dirigeable prismo-pyramidal
FR2569226B1 (fr) * 1984-08-16 1988-01-29 Deliaval Jean Luc Procede et dispositif de modification d'une loi de mouvement, telle qu'une loi de levee de soupapes
JP3799944B2 (ja) 2000-03-21 2006-07-19 トヨタ自動車株式会社 内燃機関の可変動弁機構および吸気量制御装置
JP4143012B2 (ja) 2003-06-30 2008-09-03 株式会社オティックス 可変動弁機構
JP2006046111A (ja) * 2004-08-02 2006-02-16 Toyota Motor Corp 内燃機関の可変動弁機構
JP4771874B2 (ja) 2005-09-15 2011-09-14 株式会社オティックス 可変動弁機構
JP2007077940A (ja) 2005-09-15 2007-03-29 Otics Corp 可変動弁機構
US7765965B2 (en) * 2007-06-07 2010-08-03 Manousos Pattakos Fully variable valve actuation
JP4571962B2 (ja) * 2007-08-03 2010-10-27 本田技研工業株式会社 プラントの制御装置
JP4896934B2 (ja) * 2008-07-11 2012-03-14 日立オートモティブシステムズ株式会社 内燃機関の可変動弁装置
JP5533781B2 (ja) * 2011-05-13 2014-06-25 トヨタ自動車株式会社 内燃機関の可変動弁装置

Also Published As

Publication number Publication date
US10233790B2 (en) 2019-03-19
EP3236028A1 (en) 2017-10-25
EP3236028B1 (en) 2019-10-23
US20170218795A1 (en) 2017-08-03
JP2017133446A (ja) 2017-08-03

Similar Documents

Publication Publication Date Title
JP4211846B2 (ja) 可変動弁装置
JP2009287550A (ja) エンジンの連続可変バルブリフト装置
KR101234651B1 (ko) 연속 가변 밸브 리프트 장치
JP4026634B2 (ja) 可変動弁装置
JP2010037996A (ja) 可変動弁機構
US20070144474A1 (en) Variable valve operating mechanism
JP4103871B2 (ja) 可変動弁装置
JP4063622B2 (ja) 可変動弁機構
JP6587949B2 (ja) 内燃機関の可変動弁機構
JP2004183518A (ja) 可変動弁機構
JP4103872B2 (ja) 可変動弁装置
JP2007146733A (ja) 内燃機関の可変動弁装置
JP4697011B2 (ja) 可変動弁機構
JP2007218116A (ja) エンジンの可変動弁装置
JP2009041372A (ja) 内燃機関のバルブ制御装置
KR101671794B1 (ko) 내연기관의 가변동 밸브 기구
JP4871310B2 (ja) 内燃機関の可変動弁機構
JP2006063871A (ja) エンジンの可変動弁装置
JP4289260B2 (ja) 可変動弁装置
JP2007146685A (ja) 可変動弁装置
JP2007132212A (ja) 内燃機関の可変動弁機構
JP2003343223A (ja) 可変動弁機構
JP2008064112A (ja) 可変動弁装置
JP2006144743A (ja) 内燃機関の可変動弁装置
JP5080403B2 (ja) 可変動弁機構

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20180807

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20180807

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20190523

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20190709

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20190807

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20190827

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20190911

R150 Certificate of patent or registration of utility model

Ref document number: 6587949

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees