EP2961947A4 - Latch interface for a valve actuating device - Google Patents

Latch interface for a valve actuating device

Info

Publication number
EP2961947A4
EP2961947A4 EP14756458.7A EP14756458A EP2961947A4 EP 2961947 A4 EP2961947 A4 EP 2961947A4 EP 14756458 A EP14756458 A EP 14756458A EP 2961947 A4 EP2961947 A4 EP 2961947A4
Authority
EP
European Patent Office
Prior art keywords
actuating device
valve actuating
latch interface
latch
interface
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.)
Granted
Application number
EP14756458.7A
Other languages
German (de)
French (fr)
Other versions
EP2961947A1 (en
EP2961947B1 (en
Inventor
Anthony L Spoor
James R Sheren
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 Corp
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 PCT/US2013/037665 external-priority patent/WO2013159120A1/en
Priority claimed from US13/868,061 external-priority patent/US9038586B2/en
Priority claimed from US13/868,054 external-priority patent/US9708942B2/en
Priority claimed from US13/868,067 external-priority patent/US9228454B2/en
Priority claimed from US13/868,068 external-priority patent/US9284859B2/en
Priority claimed from PCT/US2013/038896 external-priority patent/WO2013166029A1/en
Priority claimed from US13/873,797 external-priority patent/US9016252B2/en
Priority claimed from US13/873,774 external-priority patent/US9291075B2/en
Priority claimed from PCT/US2013/068503 external-priority patent/WO2014071373A1/en
Priority claimed from US14/188,339 external-priority patent/US9194261B2/en
Application filed by Eaton Corp filed Critical Eaton Corp
Publication of EP2961947A1 publication Critical patent/EP2961947A1/en
Publication of EP2961947A4 publication Critical patent/EP2961947A4/en
Publication of EP2961947B1 publication Critical patent/EP2961947B1/en
Application granted granted Critical
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01L1/20—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
    • F01L1/12—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
    • F01L13/0036—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
    • F01L2303/00—Manufacturing of components used in valve arrangements

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)
EP14756458.7A 2013-03-01 2014-03-03 Latch interface for a valve actuating device Active EP2961947B1 (en)

Applications Claiming Priority (18)

Application Number Priority Date Filing Date Title
US201361771769P 2013-03-01 2013-03-01
US201361771716P 2013-03-01 2013-03-01
US201361771721P 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
US13/868,035 US8915225B2 (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
US13/868,054 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
US13/868,025 US8985074B2 (en) 2010-03-19 2013-04-22 Sensing and control of a variable valve actuation system
PCT/US2013/037665 WO2013159120A1 (en) 2012-04-20 2013-04-22 Rocker assembly having improved durability
US13/868,045 US9267396B2 (en) 2010-03-19 2013-04-22 Rocker arm assembly and components therefor
PCT/US2013/037667 WO2013159121A1 (en) 2012-04-20 2013-04-22 Variable valve lift systems, methods, and devices
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/US2013/038896 WO2013166029A1 (en) 2012-04-30 2013-04-30 Monitoring and diagnosis of variable valve actuation systems
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 (en) 2012-11-05 2013-11-05 Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US14/188,339 US9194261B2 (en) 2011-03-18 2014-02-24 Custom VVA rocker arms for left hand and right hand orientations
PCT/US2014/019870 WO2014134601A1 (en) 2013-03-01 2014-03-03 Latch interface for a valve actuating device

Publications (3)

Publication Number Publication Date
EP2961947A1 EP2961947A1 (en) 2016-01-06
EP2961947A4 true EP2961947A4 (en) 2016-09-28
EP2961947B1 EP2961947B1 (en) 2019-05-01

Family

ID=51428884

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14756458.7A Active EP2961947B1 (en) 2013-03-01 2014-03-03 Latch interface for a valve actuating device

Country Status (3)

Country Link
EP (1) EP2961947B1 (en)
CN (1) CN204804892U (en)
WO (1) WO2014134601A1 (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
US9284859B2 (en) 2010-03-19 2016-03-15 Eaton Corporation Systems, methods, and devices for valve stem position sensing
US9938865B2 (en) 2008-07-22 2018-04-10 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
US9708942B2 (en) 2010-03-19 2017-07-18 Eaton Corporation Rocker arm assembly and components therefor
US10087790B2 (en) 2009-07-22 2018-10-02 Eaton Corporation Cylinder head arrangement for variable valve actuation rocker arm assemblies
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
US9885258B2 (en) 2010-03-19 2018-02-06 Eaton Corporation Latch interface for a valve actuating device
US9874122B2 (en) 2010-03-19 2018-01-23 Eaton Corporation Rocker assembly having improved durability
USD750670S1 (en) 2013-02-22 2016-03-01 Eaton Corporation Rocker arm
DE112015000034T5 (en) 2014-03-03 2015-11-19 Eaton Corporation Valve operating device and method for its production
KR20180041685A (en) 2015-08-05 2018-04-24 이턴 인텔리전트 파워 리미티드 Switching rocker arms for internal exhaust gas recirculation
US11028736B2 (en) 2016-04-21 2021-06-08 Eaton Intelligent Power Limited Valve train assembly
WO2018068041A1 (en) 2016-10-07 2018-04-12 Eaton Corporation Three roller rocker arm with cantilevered rollers and lost motion spring over valve or over rocker arm pivot
GB201705126D0 (en) * 2017-03-30 2017-05-17 Eaton Srl Actuation apparatus
CN216142793U (en) 2018-02-23 2022-03-29 伊顿智能动力有限公司 Switching roller finger follower
CN112771250B (en) * 2018-09-04 2024-03-08 伊顿智能动力有限公司 Direct acting solenoid with variable trigger timing for an electromechanical valve train and actuating lever for switching rocker arms
EP3959424B1 (en) 2019-04-26 2024-03-13 Eaton Intelligent Power Limited Deactivating rocker arm and capsules
TWI712799B (en) * 2019-11-22 2020-12-11 尹鑽科技有限公司 Two-stage stroke detection device and detection platform using the detection device
CN114233430B (en) * 2020-09-09 2024-09-20 舍弗勒投资(中国)有限公司 Valve train control device with a regulating unit

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070101958A1 (en) * 2005-11-10 2007-05-10 Schaeffler Kg Adjustable valve rocker lever of a valve timing gear of an internal combustion engine
US20090217895A1 (en) * 2008-03-03 2009-09-03 Spath Mark J Inner arm stop for a switchable rocker arm
US20100300390A1 (en) * 2009-06-01 2010-12-02 Schaeffler Technologies Gmbh & Co. Kg Swithchable finger lever for a valve train of an internal combustion engine

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6691657B2 (en) * 2002-04-12 2004-02-17 Delphi Technologies, Inc. Two-step finger follower rocker arm
DE602005007194D1 (en) * 2004-03-03 2008-07-10 Timken Us Corp SWITCHING SCHLEPPHEBEL ARRANGEMENT
KR100600139B1 (en) * 2004-12-20 2006-07-13 현대자동차주식회사 Camfollower of Variable Valve Lift System
US7761217B2 (en) * 2008-03-04 2010-07-20 Delphi Technologies, Inc. Diagnostics for two-mode variable valve activation devices
US9038586B2 (en) 2010-03-19 2015-05-26 Eaton Corporation Rocker assembly having improved durability
US8327750B2 (en) 2008-07-22 2012-12-11 Eaton Corporation Valvetrain oil control system and oil control valve
US8985074B2 (en) 2010-03-19 2015-03-24 Eaton Corporation Sensing and control of a variable valve actuation system
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
US9022067B2 (en) 2008-10-09 2015-05-05 Eaton Corporation Dual variable valve solenoid module
WO2011116329A2 (en) * 2010-03-19 2011-09-22 Eaton Corporation Switching rocker arm

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070101958A1 (en) * 2005-11-10 2007-05-10 Schaeffler Kg Adjustable valve rocker lever of a valve timing gear of an internal combustion engine
US20090217895A1 (en) * 2008-03-03 2009-09-03 Spath Mark J Inner arm stop for a switchable rocker arm
US20100300390A1 (en) * 2009-06-01 2010-12-02 Schaeffler Technologies Gmbh & Co. Kg Swithchable finger lever for a valve train of an internal combustion engine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014134601A1 *

Also Published As

Publication number Publication date
WO2014134601A9 (en) 2015-03-12
CN204804892U (en) 2015-11-25
EP2961947A1 (en) 2016-01-06
EP2961947B1 (en) 2019-05-01
WO2014134601A1 (en) 2014-09-04

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