GB201521380D0 - Valve train with variable valve actuation - Google Patents

Valve train with variable valve actuation

Info

Publication number
GB201521380D0
GB201521380D0 GBGB1521380.4A GB201521380A GB201521380D0 GB 201521380 D0 GB201521380 D0 GB 201521380D0 GB 201521380 A GB201521380 A GB 201521380A GB 201521380 D0 GB201521380 D0 GB 201521380D0
Authority
GB
United Kingdom
Prior art keywords
valve
train
actuation
variable
variable valve
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Withdrawn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
GBGB1521380.4A
Other versions
GB2545006A (en
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 SRL
Original Assignee
Eaton SRL
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 Eaton SRL filed Critical Eaton SRL
Priority to GB1521380.4A priority Critical patent/GB2545006A/en
Priority to GB1522141.9A priority patent/GB2545033A/en
Publication of GB201521380D0 publication Critical patent/GB201521380D0/en
Priority to CN201680070928.4A priority patent/CN108291461B/en
Priority to PCT/EP2016/079754 priority patent/WO2017093565A1/en
Priority to US15/781,183 priority patent/US20180363518A1/en
Priority to JP2018528652A priority patent/JP2019501328A/en
Priority to EP16805471.6A priority patent/EP3384137B1/en
Publication of GB2545006A publication Critical patent/GB2545006A/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Withdrawn legal-status Critical Current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
    • 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
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • 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
    • 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

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)
GB1521380.4A 2015-12-03 2015-12-03 Valve train with variable valve actuation Withdrawn GB2545006A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB1521380.4A GB2545006A (en) 2015-12-03 2015-12-03 Valve train with variable valve actuation
GB1522141.9A GB2545033A (en) 2015-12-03 2015-12-15 Valve train with variable valve actuation
CN201680070928.4A CN108291461B (en) 2015-12-03 2016-12-05 Valve train with variable valve actuation structure
PCT/EP2016/079754 WO2017093565A1 (en) 2015-12-03 2016-12-05 Valve train with variable valve actuation
US15/781,183 US20180363518A1 (en) 2015-12-03 2016-12-05 Valve train with variable valve actuation
JP2018528652A JP2019501328A (en) 2015-12-03 2016-12-05 Variable valve actuated valve train
EP16805471.6A EP3384137B1 (en) 2015-12-03 2016-12-05 Valve train with variable valve actuation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1521380.4A GB2545006A (en) 2015-12-03 2015-12-03 Valve train with variable valve actuation

Publications (2)

Publication Number Publication Date
GB201521380D0 true GB201521380D0 (en) 2016-01-20
GB2545006A GB2545006A (en) 2017-06-07

Family

ID=55234379

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1521380.4A Withdrawn GB2545006A (en) 2015-12-03 2015-12-03 Valve train with variable valve actuation
GB1522141.9A Withdrawn GB2545033A (en) 2015-12-03 2015-12-15 Valve train with variable valve actuation

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB1522141.9A Withdrawn GB2545033A (en) 2015-12-03 2015-12-15 Valve train with variable valve actuation

Country Status (6)

Country Link
US (1) US20180363518A1 (en)
EP (1) EP3384137B1 (en)
JP (1) JP2019501328A (en)
CN (1) CN108291461B (en)
GB (2) GB2545006A (en)
WO (1) WO2017093565A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112483210A (en) * 2019-09-11 2021-03-12 舍弗勒技术股份两合公司 Device for actuating a movable locking means

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201603344D0 (en) * 2016-02-26 2016-04-13 Eaton Srl Actuation apparatus
WO2018104872A1 (en) * 2016-12-05 2018-06-14 Eaton S.R.L. Heavy duty variable valve actuation
CN109312645B (en) * 2016-04-21 2021-09-03 伊顿智能动力有限公司 Valve train assembly
GB201609113D0 (en) * 2016-05-24 2016-07-06 Eaton Srl Actuation apparatus
DE102017101792B4 (en) * 2017-01-31 2018-11-15 Schaeffler Technologies AG & Co. KG Variable valve train of a combustion piston engine
DE102017204877A1 (en) 2017-03-23 2018-09-27 Bayerische Motoren Werke Aktiengesellschaft Valve drive for an internal combustion engine and cylinder head
DE102018116070A1 (en) * 2018-07-03 2020-01-09 Schaeffler Technologies AG & Co. KG Module for a variable stroke valve train of an internal combustion engine
KR102644379B1 (en) * 2018-11-20 2024-03-07 현대자동차주식회사 Mechanical electro variable valve device, control device of variable valve device, variable valve system comprising the same and control method thereof
DE102020114030A1 (en) 2020-05-26 2021-12-02 Bayerische Motoren Werke Aktiengesellschaft Control device for actuating at least one gas exchange valve of an internal combustion engine and internal combustion engine
FR3137717B1 (en) * 2022-07-08 2024-05-24 Psa Automobiles Sa THERMAL ENGINE CYLINDER HEAD COMPRISING A VALVE CONTROL

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4249488A (en) * 1978-09-14 1981-02-10 General Motors Corporation Valve lift adjusting device
US5524580A (en) * 1995-05-11 1996-06-11 Eaton Corporation Adjusting mechanism for a valve control system
US5653198A (en) * 1996-01-16 1997-08-05 Ford Motor Company Finger follower rocker arm system
US6314928B1 (en) * 2000-12-06 2001-11-13 Ford Global Technologies, Inc. Rocker arm assembly
US6499451B1 (en) * 2001-12-17 2002-12-31 Delphi Technologies, Inc. Control system for variable activation of intake valves in an internal combustion engine
DE102012012150B4 (en) * 2011-06-20 2022-01-13 Neumayer Tekfor Engineering Gmbh Rocker arm arrangement and internal combustion engine
EP2653673A1 (en) * 2012-04-19 2013-10-23 Eaton S.r.l. A switchable rocker arm
GB2526554A (en) * 2014-05-27 2015-12-02 Eaton Srl Valvetrain with variable valve actuation
DE102014210734A1 (en) * 2014-06-05 2015-12-17 Schaeffler Technologies AG & Co. KG Variable valve drive for a cylinder unit of a reciprocating internal combustion engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112483210A (en) * 2019-09-11 2021-03-12 舍弗勒技术股份两合公司 Device for actuating a movable locking means

Also Published As

Publication number Publication date
GB2545006A (en) 2017-06-07
GB201522141D0 (en) 2016-01-27
CN108291461B (en) 2020-07-28
CN108291461A (en) 2018-07-17
US20180363518A1 (en) 2018-12-20
JP2019501328A (en) 2019-01-17
EP3384137A1 (en) 2018-10-10
WO2017093565A1 (en) 2017-06-08
EP3384137B1 (en) 2020-05-20
GB2545033A (en) 2017-06-07

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)