EP2914820A4 - Développement d'un galet suiveur à faible friction de commutation pour la désactivation de cylindres dans les moteurs à combustion interne - Google Patents

Développement d'un galet suiveur à faible friction de commutation pour la désactivation de cylindres dans les moteurs à combustion interne

Info

Publication number
EP2914820A4
EP2914820A4 EP13851457.5A EP13851457A EP2914820A4 EP 2914820 A4 EP2914820 A4 EP 2914820A4 EP 13851457 A EP13851457 A EP 13851457A EP 2914820 A4 EP2914820 A4 EP 2914820A4
Authority
EP
European Patent Office
Prior art keywords
development
internal combustion
combustion engines
cylinder deactivation
switching roller
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Withdrawn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
EP13851457.5A
Other languages
German (de)
English (en)
Other versions
EP2914820A1 (fr
Inventor
Andrei Dan Radulescu
Austin Robert Zurface
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.)
Eaton Intelligent Power Ltd
Original Assignee
Eaton 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
Priority claimed from US13/868,035 external-priority patent/US8915225B2/en
Priority claimed from US13/868,061 external-priority patent/US9038586B2/en
Priority claimed from US13/868,067 external-priority patent/US9228454B2/en
Priority claimed from PCT/US2013/037665 external-priority patent/WO2013159120A1/fr
Priority claimed from US13/868,068 external-priority patent/US9284859B2/en
Priority claimed from US13/868,054 external-priority patent/US9708942B2/en
Priority claimed from PCT/US2013/038896 external-priority patent/WO2013166029A1/fr
Priority claimed from US13/873,797 external-priority patent/US9016252B2/en
Priority claimed from US13/873,774 external-priority patent/US9291075B2/en
Priority to EP23164324.8A priority Critical patent/EP4219914A1/fr
Application filed by Eaton Corp filed Critical Eaton Corp
Publication of EP2914820A1 publication Critical patent/EP2914820A1/fr
Publication of EP2914820A4 publication Critical patent/EP2914820A4/fr
Withdrawn legal-status Critical Current

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
    • 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
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/20Adjusting or compensating clearance
    • F01L1/22Adjusting or compensating clearance automatically, e.g. mechanically
    • F01L1/24Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
    • F01L1/2405Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means of a hydraulic adjusting device located between the cylinder head and rocker arm
    • 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
    • F01L1/46Component parts, details, or accessories, not provided for in preceding subgroups
    • 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
    • F01L13/0005Deactivating valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D17/00Controlling engines by cutting out individual cylinders; Rendering engines inoperative or idling
    • F02D17/02Cutting-out
    • 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
    • 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
    • F01L13/0036Modifications 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
    • 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
    • F01L2001/186Split rocking arms, e.g. rocker arms having two articulated parts and means for varying the relative position of these parts or for selectively connecting the parts to move in unison
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2305/00Valve arrangements comprising rollers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2820/00Details on specific features characterising valve gear arrangements
    • F01L2820/04Sensors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2820/00Details on specific features characterising valve gear arrangements
    • F01L2820/04Sensors
    • F01L2820/045Valve lift

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
EP13851457.5A 2012-11-05 2013-11-05 Développement d'un galet suiveur à faible friction de commutation pour la désactivation de cylindres dans les moteurs à combustion interne Withdrawn EP2914820A4 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP23164324.8A EP4219914A1 (fr) 2012-11-05 2013-11-05 Développement d'un suiveur de doigt à galet de commutation pour la désactivation de cylindres dans des moteurs à combustion interne

Applications Claiming Priority (15)

Application Number Priority Date Filing Date Title
US201261722765P 2012-11-05 2012-11-05
US201361771769P 2013-03-01 2013-03-01
US13/868,068 US9284859B2 (en) 2010-03-19 2013-04-22 Systems, methods, and devices for valve stem position sensing
US13/868,054 US9708942B2 (en) 2010-03-19 2013-04-22 Rocker arm assembly and components therefor
US13/868,061 US9038586B2 (en) 2010-03-19 2013-04-22 Rocker assembly having improved durability
PCT/US2013/037665 WO2013159120A1 (fr) 2012-04-20 2013-04-22 Ensemble bras basculant ayant une durabilité améliorée
US13/868,067 US9228454B2 (en) 2010-03-19 2013-04-22 Systems, methods and devices for rocker arm position sensing
US13/868,045 US9267396B2 (en) 2010-03-19 2013-04-22 Rocker arm assembly and components therefor
PCT/US2013/037667 WO2013159121A1 (fr) 2012-04-20 2013-04-22 Systèmes, procédés et dispositifs de levée de soupape variable
US13/868,035 US8915225B2 (en) 2010-03-19 2013-04-22 Rocker arm assembly and components therefor
US13/868,025 US8985074B2 (en) 2010-03-19 2013-04-22 Sensing and control of a variable valve actuation system
PCT/US2013/038896 WO2013166029A1 (fr) 2012-04-30 2013-04-30 Surveillance et diagnostic de systèmes d'actionnement variable de soupapes
US13/873,797 US9016252B2 (en) 2008-07-22 2013-04-30 System to diagnose variable valve actuation malfunctions by monitoring fluid pressure in a hydraulic lash adjuster gallery
US13/873,774 US9291075B2 (en) 2008-07-22 2013-04-30 System to diagnose variable valve actuation malfunctions by monitoring fluid pressure in a control gallery
PCT/US2013/068503 WO2014071373A1 (fr) 2012-11-05 2013-11-05 Développement d'un galet suiveur à faible friction de commutation pour la désactivation de cylindres dans les moteurs à combustion interne

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP23164324.8A Division EP4219914A1 (fr) 2012-11-05 2013-11-05 Développement d'un suiveur de doigt à galet de commutation pour la désactivation de cylindres dans des moteurs à combustion interne

Publications (2)

Publication Number Publication Date
EP2914820A1 EP2914820A1 (fr) 2015-09-09
EP2914820A4 true EP2914820A4 (fr) 2016-10-05

Family

ID=50628162

Family Applications (2)

Application Number Title Priority Date Filing Date
EP13851457.5A Withdrawn EP2914820A4 (fr) 2012-11-05 2013-11-05 Développement d'un galet suiveur à faible friction de commutation pour la désactivation de cylindres dans les moteurs à combustion interne
EP23164324.8A Pending EP4219914A1 (fr) 2012-11-05 2013-11-05 Développement d'un suiveur de doigt à galet de commutation pour la désactivation de cylindres dans des moteurs à combustion interne

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP23164324.8A Pending EP4219914A1 (fr) 2012-11-05 2013-11-05 Développement d'un suiveur de doigt à galet de commutation pour la désactivation de cylindres dans des moteurs à combustion interne

Country Status (5)

Country Link
EP (2) EP2914820A4 (fr)
JP (1) JP2015534005A (fr)
KR (1) KR20150079975A (fr)
CN (2) CN109915224B (fr)
WO (1) WO2014071373A1 (fr)

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US8985074B2 (en) 2010-03-19 2015-03-24 Eaton Corporation Sensing and control of a variable valve actuation system
US9708942B2 (en) 2010-03-19 2017-07-18 Eaton Corporation Rocker arm assembly and components therefor
US9038586B2 (en) 2010-03-19 2015-05-26 Eaton Corporation Rocker assembly having improved durability
US9228454B2 (en) 2010-03-19 2016-01-05 Eaton Coporation Systems, methods and devices for rocker arm position sensing
US9016252B2 (en) 2008-07-22 2015-04-28 Eaton Corporation System to diagnose variable valve actuation malfunctions by monitoring fluid pressure in a hydraulic lash adjuster gallery
US10415439B2 (en) 2008-07-22 2019-09-17 Eaton Intelligent Power Limited Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9284859B2 (en) 2010-03-19 2016-03-15 Eaton Corporation Systems, methods, and devices for valve stem position sensing
US9291075B2 (en) 2008-07-22 2016-03-22 Eaton Corporation System to diagnose variable valve actuation malfunctions by monitoring fluid pressure in a control gallery
US9938865B2 (en) 2008-07-22 2018-04-10 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9581058B2 (en) 2010-08-13 2017-02-28 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US20190309663A9 (en) 2008-07-22 2019-10-10 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US11181013B2 (en) 2009-07-22 2021-11-23 Eaton Intelligent Power Limited Cylinder head arrangement for variable valve actuation rocker arm assemblies
US9194261B2 (en) 2011-03-18 2015-11-24 Eaton Corporation Custom VVA rocker arms for left hand and right hand orientations
US10087790B2 (en) 2009-07-22 2018-10-02 Eaton Corporation Cylinder head arrangement for variable valve actuation rocker arm assemblies
US9874122B2 (en) 2010-03-19 2018-01-23 Eaton Corporation Rocker assembly having improved durability
US9885258B2 (en) 2010-03-19 2018-02-06 Eaton Corporation Latch interface for a valve actuating device
USD750670S1 (en) 2013-02-22 2016-03-01 Eaton Corporation Rocker arm
DE112015000034T5 (de) 2014-03-03 2015-11-19 Eaton Corporation Ventilbetätigungsvorrichtung und Verfahren zu deren Herstellung
US10196944B2 (en) 2014-10-10 2019-02-05 Schaeffler Technologies AG & Co. KG Mechanical lash control for a switchable roller finger follower
EP3245392B1 (fr) 2015-01-13 2020-04-08 Eaton Corporation Culbuteur de commutation
JP6258383B2 (ja) * 2015-11-30 2018-01-10 モートニック コーポレイション エンジンの可変バルブリフト装置
US10941680B2 (en) 2015-12-28 2021-03-09 Eaton Corporation Discrete variable valve lift engine systems and methods
WO2017116917A1 (fr) * 2015-12-28 2017-07-06 Eaton Corporation Systèmes de moteur et procédés à levée de soupape variable discrète
JP6571569B2 (ja) * 2016-03-18 2019-09-04 株式会社オティックス 内燃機関の可変動弁機構
US10267259B2 (en) * 2016-09-28 2019-04-23 Ford Global Technologies, Llc Cylinder head with valve deactivators
WO2018068041A1 (fr) 2016-10-07 2018-04-12 Eaton Corporation Culbuteur à trois rouleaux ayant des rouleaux en porte-à-faux et un ressort à mouvement perdu sur une soupape ou sur un pivot de culbuteur
US10253657B2 (en) * 2017-02-20 2019-04-09 Delphi Technologies Ip Limited Switchable rocker arm with a travel stop
US10683923B2 (en) 2017-07-31 2020-06-16 Schaeffler Technologies AG & Co. KG Rotatable body valve stem contact for switchable roller finger follower
DE102017223500A1 (de) * 2017-12-21 2019-06-27 Volkswagen Aktiengesellschaft Verfahren zum Betreiben einer Brennkraftmaschine und Brennkraftmaschine
US10393033B1 (en) * 2018-03-28 2019-08-27 GM Global Technology Operations LLC Hydraulic system purging via position synchronized solenoid pulsing
EP3850196A4 (fr) 2018-09-10 2023-01-04 Jacobs Vehicle Systems, Inc. Systèmes et procédés d'actionnement de soupape variable à mouvement perdu
US12037929B2 (en) 2019-05-24 2024-07-16 Eaton Intelligent Power Limited Metal stamped switching roller finger follower
CN112983587B (zh) * 2021-02-06 2021-12-21 无锡职业技术学院 一种具有关闭检测功能的vva电磁阀驱动系统
WO2022218574A1 (fr) 2021-04-16 2022-10-20 Eaton Intelligent Power Limited Corps externe estampé en tôle métallique destiné à un linguet à galet de commutation

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Also Published As

Publication number Publication date
WO2014071373A1 (fr) 2014-05-08
JP2015534005A (ja) 2015-11-26
CN109915224A (zh) 2019-06-21
EP2914820A1 (fr) 2015-09-09
CN104903553A (zh) 2015-09-09
KR20150079975A (ko) 2015-07-08
EP4219914A1 (fr) 2023-08-02
CN109915224B (zh) 2021-08-31
CN104903553B (zh) 2019-04-19

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