EP2914820A4 - DEVELOPMENT OF A TOOLED ROLLING TRACK FOR CYLINDER SHUT-OFF IN INTERNAL COMBUSTION ENGINES - Google Patents

DEVELOPMENT OF A TOOLED ROLLING TRACK FOR CYLINDER SHUT-OFF IN INTERNAL COMBUSTION ENGINES

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Withdrawn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)
French (fr)
Other versions
EP2914820A1 (en
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 US13/868,061 external-priority patent/US9038586B2/en
Priority claimed from US13/868,035 external-priority patent/US8915225B2/en
Priority claimed from US13/868,068 external-priority patent/US9284859B2/en
Priority claimed from PCT/US2013/037665 external-priority patent/WO2013159120A1/en
Priority claimed from US13/868,045 external-priority patent/US9267396B2/en
Priority claimed from US13/868,067 external-priority patent/US9228454B2/en
Priority claimed from US13/873,774 external-priority patent/US9291075B2/en
Priority claimed from PCT/US2013/038896 external-priority patent/WO2013166029A1/en
Priority claimed from US13/873,797 external-priority patent/US9016252B2/en
Priority to EP23164324.8A priority Critical patent/EP4219914A1/en
Application filed by Eaton Corp filed Critical Eaton Corp
Publication of EP2914820A1 publication Critical patent/EP2914820A1/en
Publication of EP2914820A4 publication Critical patent/EP2914820A4/en
Withdrawn legal-status Critical Current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
    • F01L1/12—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
    • 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
    • F01L1/2405—Adjusting 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
    • 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
    • F01L1/46—Component parts, details, or accessories, not provided for in preceding subgroups
    • 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
    • F01L13/0005—Deactivating valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D17/00—Controlling engines by cutting out individual cylinders; Rendering engines inoperative or idling
    • F02D17/02—Cutting-out
    • 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
    • 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
    • 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
    • F01L2001/186—Split 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
    • 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
    • F01L2820/04—Sensors
    • 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
    • F01L2820/04—Sensors
    • F01L2820/045—Valve 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 DEVELOPMENT OF A TOOLED ROLLING TRACK FOR CYLINDER SHUT-OFF IN INTERNAL COMBUSTION ENGINES Withdrawn EP2914820A4 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP23164324.8A EP4219914A1 (en) 2012-11-05 2013-11-05 Development of a switching roller finger follower for cylinder deactivation in internal combustion engines

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
US13/868,045 US9267396B2 (en) 2010-03-19 2013-04-22 Rocker arm assembly and components therefor
US13/868,067 US9228454B2 (en) 2010-03-19 2013-04-22 Systems, methods and devices for rocker arm position sensing
US13/868,035 US8915225B2 (en) 2010-03-19 2013-04-22 Rocker arm assembly and components therefor
PCT/US2013/037665 WO2013159120A1 (en) 2012-04-20 2013-04-22 Rocker assembly having improved durability
PCT/US2013/037667 WO2013159121A1 (en) 2012-04-20 2013-04-22 Variable valve lift systems, methods, and devices
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
US13/868,025 US8985074B2 (en) 2010-03-19 2013-04-22 Sensing and control of a variable valve actuation system
US13/868,061 US9038586B2 (en) 2010-03-19 2013-04-22 Rocker assembly having improved durability
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/US2013/038896 WO2013166029A1 (en) 2012-04-30 2013-04-30 Monitoring and diagnosis of variable valve actuation systems
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
PCT/US2013/068503 WO2014071373A1 (en) 2012-11-05 2013-11-05 Development of a switching roller finger follower for cylinder deactivation in internal combustion engines

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP23164324.8A Division EP4219914A1 (en) 2012-11-05 2013-11-05 Development of a switching roller finger follower for cylinder deactivation in internal combustion engines

Publications (2)

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

Family

ID=50628162

Family Applications (2)

Application Number Title Priority Date Filing Date
EP23164324.8A Pending EP4219914A1 (en) 2012-11-05 2013-11-05 Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
EP13851457.5A Withdrawn EP2914820A4 (en) 2012-11-05 2013-11-05 DEVELOPMENT OF A TOOLED ROLLING TRACK FOR CYLINDER SHUT-OFF IN INTERNAL COMBUSTION ENGINES

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP23164324.8A Pending EP4219914A1 (en) 2012-11-05 2013-11-05 Development of a switching roller finger follower for cylinder deactivation in internal combustion engines

Country Status (5)

Country Link
EP (2) EP4219914A1 (ko)
JP (1) JP2015534005A (ko)
KR (1) KR20150079975A (ko)
CN (2) CN104903553B (ko)
WO (1) WO2014071373A1 (ko)

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US9938865B2 (en) 2008-07-22 2018-04-10 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9267396B2 (en) 2010-03-19 2016-02-23 Eaton Corporation Rocker arm assembly and components therefor
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
US9284859B2 (en) 2010-03-19 2016-03-15 Eaton Corporation Systems, methods, and devices for valve stem 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
US20190309663A9 (en) 2008-07-22 2019-10-10 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
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
US9228454B2 (en) 2010-03-19 2016-01-05 Eaton Coporation Systems, methods and devices for rocker arm position sensing
US9581058B2 (en) 2010-08-13 2017-02-28 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US8985074B2 (en) 2010-03-19 2015-03-24 Eaton Corporation Sensing and control of a variable valve actuation system
US9038586B2 (en) 2010-03-19 2015-05-26 Eaton Corporation Rocker assembly having improved durability
WO2015134466A1 (en) 2014-03-03 2015-09-11 Eaton Corporation Valve actuating device and method of making same
US9194261B2 (en) 2011-03-18 2015-11-24 Eaton Corporation Custom VVA rocker arms for left hand and right hand orientations
US11181013B2 (en) 2009-07-22 2021-11-23 Eaton Intelligent Power Limited Cylinder head arrangement for variable valve actuation rocker arm assemblies
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
US10196944B2 (en) 2014-10-10 2019-02-05 Schaeffler Technologies AG & Co. KG Mechanical lash control for a switchable roller finger follower
KR102454349B1 (ko) 2015-01-13 2022-10-14 이턴 코포레이션 스위칭 로커 암
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
CN108603420B (zh) * 2015-12-28 2021-11-09 伊顿智能动力有限公司 离散可变气门升程发动机系统和方法
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
US10871089B2 (en) 2016-10-07 2020-12-22 Eaton Intelligent Power Limited Self-contained e-foot
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
CN112912596B (zh) 2018-09-10 2022-11-04 雅各布斯车辆系统公司 空动可变气门致动系统和方法
DE112020002589T5 (de) 2019-05-24 2022-03-10 Eaton Intelligent Power Limited Metallgestanzter schaltrollenfingerfolger
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 (en) 2021-04-16 2022-10-20 Eaton Intelligent Power Limited Metal sheet stamped outer body for switching roller finger follower

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Also Published As

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

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