EP3853448C0 - Variabler ventiltrieb mit schmiermittelversorgungssystem - Google Patents

Variabler ventiltrieb mit schmiermittelversorgungssystem

Info

Publication number
EP3853448C0
EP3853448C0 EP19766048.3A EP19766048A EP3853448C0 EP 3853448 C0 EP3853448 C0 EP 3853448C0 EP 19766048 A EP19766048 A EP 19766048A EP 3853448 C0 EP3853448 C0 EP 3853448C0
Authority
EP
European Patent Office
Prior art keywords
supply system
variable valve
lubricant supply
valve train
train
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.)
Active
Application number
EP19766048.3A
Other languages
English (en)
French (fr)
Other versions
EP3853448B1 (de
EP3853448A1 (de
Inventor
Uwe Eisenbeis
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP3853448A1 publication Critical patent/EP3853448A1/de
Application granted granted Critical
Publication of EP3853448C0 publication Critical patent/EP3853448C0/de
Publication of EP3853448B1 publication Critical patent/EP3853448B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015Modifications 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
    • F01L13/0063Modifications 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02Valve drive
    • F01L1/04Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047Camshafts
    • F01L1/053Camshafts overhead type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/12Transmitting gear between valve drive and valve
    • F01L1/18Rocking arms or levers
    • F01L1/185Overhead end-pivot rocking arms
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M9/00Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
    • F01M9/10Lubrication of valve gear or auxiliaries
    • F01M9/102Lubrication of valve gear or auxiliaries of camshaft bearings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M9/00Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
    • F01M9/10Lubrication of valve gear or auxiliaries
    • F01M9/105Lubrication of valve gear or auxiliaries using distribution conduits
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2810/00Arrangements solving specific problems in relation with valve gears
    • F01L2810/02Lubrication

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
EP19766048.3A 2018-09-17 2019-09-16 Variabler ventiltrieb mit schmiermittelversorgungssystem Active EP3853448B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18194801.9A EP3623592A1 (de) 2018-09-17 2018-09-17 Variabler ventiltrieb mit schmiermittelversorgungssystem
PCT/EP2019/074723 WO2020058200A1 (en) 2018-09-17 2019-09-16 Variable valvetrain having lubricant supply system

Publications (3)

Publication Number Publication Date
EP3853448A1 EP3853448A1 (de) 2021-07-28
EP3853448C0 true EP3853448C0 (de) 2024-05-15
EP3853448B1 EP3853448B1 (de) 2024-05-15

Family

ID=63637725

Family Applications (2)

Application Number Title Priority Date Filing Date
EP18194801.9A Withdrawn EP3623592A1 (de) 2018-09-17 2018-09-17 Variabler ventiltrieb mit schmiermittelversorgungssystem
EP19766048.3A Active EP3853448B1 (de) 2018-09-17 2019-09-16 Variabler ventiltrieb mit schmiermittelversorgungssystem

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP18194801.9A Withdrawn EP3623592A1 (de) 2018-09-17 2018-09-17 Variabler ventiltrieb mit schmiermittelversorgungssystem

Country Status (3)

Country Link
EP (2) EP3623592A1 (de)
CN (1) CN113039349B (de)
WO (1) WO2020058200A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026033081A1 (de) 2024-08-08 2026-02-12 Uwe Eisenbeis Variabler ventiltrieb mit unabhängiger steuerung mehrerer einlassventile

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3667434A (en) * 1970-12-31 1972-06-06 Ford Motor Co Rocker arm assembly including fulcrum mounted lubricant deflector
JPS5077626U (de) * 1973-11-20 1975-07-05
DE2930337A1 (de) * 1979-07-26 1981-02-19 Maschf Augsburg Nuernberg Ag Ventilsteuermechanismus fuer ein- bzw. auslassventile von brennkraftmaschinen
WO1983000359A1 (en) * 1981-07-24 1983-02-03 Richard Furneaux Kinnersly Assembling, lubrificating and ignition of an internal combustion engine
US4592314A (en) * 1985-04-18 1986-06-03 Yamaha Hatsudoki Kabushiki Kaisha Valve actuating mechanism for internal combustion engine
JPS6319008U (de) * 1986-07-23 1988-02-08
US5186129A (en) * 1992-03-30 1993-02-16 Ford Motor Company Intermittent oiling system for an internal combustion engine camshaft and valve train
JPH08218836A (ja) * 1995-02-17 1996-08-27 Toyota Motor Corp カム軸軸受けの潤滑構造
JP3380650B2 (ja) * 1995-03-31 2003-02-24 マツダ株式会社 エンジンの動弁系潤滑構造
US5794581A (en) * 1997-05-30 1998-08-18 Torque Engineering Corporation Engine Lubrication system
JP4446105B2 (ja) * 1999-06-25 2010-04-07 ヤマハ発動機株式会社 4サイクルエンジン
JP4105970B2 (ja) * 2003-03-27 2008-06-25 株式会社日立製作所 内燃機関の動弁装置
JP3989867B2 (ja) * 2003-03-27 2007-10-10 株式会社日立製作所 内燃機関の動弁装置
JP2004360466A (ja) * 2003-06-02 2004-12-24 Hitachi Unisia Automotive Ltd 内燃機関の動弁装置
JP4142544B2 (ja) * 2003-10-06 2008-09-03 株式会社日立製作所 内燃機関の動弁装置
JP4008411B2 (ja) * 2003-12-24 2007-11-14 本田技研工業株式会社 内燃機関のバルブリフト可変装置
GB2410061B (en) * 2004-01-13 2006-03-08 Jean-Pierre Pirault Improvements to variable valve timing mechanisms
JP4310265B2 (ja) * 2004-01-16 2009-08-05 本田技研工業株式会社 エンジンの動弁装置
JP4395051B2 (ja) * 2004-11-08 2010-01-06 本田技研工業株式会社 潤滑油の供給構造
EP1712747A1 (de) * 2005-04-17 2006-10-18 Uwe Eisenbeis Ventiltrieb mit variablem Ventilhub und Steuerzeiten für hochdrehende Verbrennungsmotoren
JP4608468B2 (ja) * 2006-07-19 2011-01-12 本田技研工業株式会社 内燃機関の可変動弁装置
DE602007003789D1 (de) * 2006-09-25 2010-01-28 Honda Motor Co Ltd Verbrennungsmotor mit variabler Ventilhebung
JP2009047083A (ja) * 2007-08-21 2009-03-05 Nissan Motor Co Ltd 内燃機関の可変動弁装置
US7845324B2 (en) * 2008-01-16 2010-12-07 Gm Global Technology Operations, Inc. Sliding-pivot locking mechanism for an overhead cam with multiple rocker arms
JP4864031B2 (ja) * 2008-03-11 2012-01-25 富士重工業株式会社 動弁機構の潤滑構造
JP4933474B2 (ja) * 2008-04-03 2012-05-16 日立オートモティブシステムズ株式会社 内燃機関の動弁装置
JP5088240B2 (ja) * 2008-06-04 2012-12-05 日産自動車株式会社 エンジンの動弁機構
JP5420351B2 (ja) * 2009-08-31 2014-02-19 本田技研工業株式会社 内燃機関の可変動弁装置
US20120137994A1 (en) * 2010-12-06 2012-06-07 Hyundai Motor Company Rollerized camshaft support for type 1 direct acting valvetrain and internal combustion engine embodying same
EP2497921A1 (de) * 2011-03-08 2012-09-12 Delphi Automotive Systems Luxembourg SA Drosselventilanordnung
US8640660B2 (en) * 2011-03-10 2014-02-04 Jesper Frickmann Continuously variable valve actuation apparatus for an internal combustion engine
JP5369166B2 (ja) * 2011-11-25 2013-12-18 本田技研工業株式会社 カムシャフト構造
DE102013102231B4 (de) * 2013-03-06 2016-02-25 Uwe Eisenbeis Variabler Ventiltrieb zur Betätigung eines Ventils eines Verbrennungsmotors
US20150218982A1 (en) * 2014-02-03 2015-08-06 Electro-Motive Diesel, Inc. Rocker arm assembly
WO2015143542A1 (en) * 2014-03-27 2015-10-01 Daniel Pomerleau Pivoting variable cam follower
DE102016101655A1 (de) 2016-01-29 2017-08-03 Uwe Eisenbeis Variabler Ventiltrieb mit Verstellschnecke mit axialem Spiel

Also Published As

Publication number Publication date
CN113039349A (zh) 2021-06-25
CN113039349B (zh) 2023-06-27
EP3853448B1 (de) 2024-05-15
WO2020058200A1 (en) 2020-03-26
EP3853448A1 (de) 2021-07-28
EP3623592A1 (de) 2020-03-18

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