GB2545006A - Valve train with variable valve actuation - Google Patents

Valve train with variable valve actuation Download PDF

Info

Publication number
GB2545006A
GB2545006A GB1521380.4A GB201521380A GB2545006A GB 2545006 A GB2545006 A GB 2545006A GB 201521380 A GB201521380 A GB 201521380A GB 2545006 A GB2545006 A GB 2545006A
Authority
GB
United Kingdom
Prior art keywords
main
control rod
latch
valve train
train assembly
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Withdrawn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
GB1521380.4A
Other languages
English (en)
Other versions
GB201521380D0 (en
Inventor
Raimondi Emanuele
Buonocore Gennaro
Andrisani Nicola
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 EP16805471.6A priority patent/EP3384137B1/en
Priority to JP2018528652A priority patent/JP2019501328A/ja
Priority to CN201680070928.4A priority patent/CN108291461B/zh
Priority to US15/781,183 priority patent/US20180363518A1/en
Priority to PCT/EP2016/079754 priority patent/WO2017093565A1/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Withdrawn legal-status Critical Current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
EP16805471.6A EP3384137B1 (en) 2015-12-03 2016-12-05 Valve train with variable valve actuation
JP2018528652A JP2019501328A (ja) 2015-12-03 2016-12-05 可変バルブ作動式のバルブトレイン
CN201680070928.4A CN108291461B (zh) 2015-12-03 2016-12-05 具有可变气门致动结构的配气机构
US15/781,183 US20180363518A1 (en) 2015-12-03 2016-12-05 Valve train with variable valve actuation
PCT/EP2016/079754 WO2017093565A1 (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 GB201521380D0 (en) 2016-01-20
GB2545006A true 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 (ja)
EP (1) EP3384137B1 (ja)
JP (1) JP2019501328A (ja)
CN (1) CN108291461B (ja)
GB (2) GB2545006A (ja)
WO (1) WO2017093565A1 (ja)

Families Citing this family (12)

* 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
US11028736B2 (en) * 2016-04-21 2021-06-08 Eaton Intelligent Power Limited Valve train assembly
GB201609113D0 (en) * 2016-05-24 2016-07-06 Eaton Srl Actuation apparatus
DE102017101792B4 (de) * 2017-01-31 2018-11-15 Schaeffler Technologies AG & Co. KG Variabler Ventiltrieb eines Verbrennungskolbenmotors
DE102017204877A1 (de) 2017-03-23 2018-09-27 Bayerische Motoren Werke Aktiengesellschaft Ventiltrieb für einen Verbrennungsmotor sowie Zylinderkopf
DE102018116070A1 (de) * 2018-07-03 2020-01-09 Schaeffler Technologies AG & Co. KG Modul für einen hubvariablen Ventiltrieb einer Brennkraftmaschine
KR102644379B1 (ko) * 2018-11-20 2024-03-07 현대자동차주식회사 기계전자식 가변밸브 기구, 가변밸브 기구 제어 장치, 기계전자식 가변밸브 시스템 및 그 제어 방법
CN112483210B (zh) * 2019-09-11 2024-09-10 舍弗勒投资(中国)有限公司 用于操纵能移动的锁定器件的设备
DE102020114030A1 (de) 2020-05-26 2021-12-02 Bayerische Motoren Werke Aktiengesellschaft Stelleinrichtung zur Betätigung wenigstens eines Gaswechselventils einer Verbrennungskraftmaschine und Verbrennungskraftmaschine
US12025037B2 (en) * 2021-03-05 2024-07-02 Eaton Intelligent Power Limited Bidirectional latch pin assembly, switchable rocker arm, and valvetrain assembly
FR3137717B1 (fr) * 2022-07-08 2024-05-24 Psa Automobiles Sa Culasse de moteur thermique comportant une commande de soupape

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012175070A1 (de) * 2011-06-20 2012-12-27 Neumayer Tekfor Holding Gmbh Schlepphebel und verbrennungsmotor mit einem solchen
WO2015185046A1 (de) * 2014-06-05 2015-12-10 Schaeffler Technologies AG & Co. KG Variabler ventiltrieb für eine zylindereinheit einer hubkolbenbrennkraftmaschine

Family Cites Families (7)

* 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
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012175070A1 (de) * 2011-06-20 2012-12-27 Neumayer Tekfor Holding Gmbh Schlepphebel und verbrennungsmotor mit einem solchen
WO2015185046A1 (de) * 2014-06-05 2015-12-10 Schaeffler Technologies AG & Co. KG Variabler ventiltrieb für eine zylindereinheit einer hubkolbenbrennkraftmaschine

Also Published As

Publication number Publication date
GB201521380D0 (en) 2016-01-20
EP3384137B1 (en) 2020-05-20
US20180363518A1 (en) 2018-12-20
JP2019501328A (ja) 2019-01-17
EP3384137A1 (en) 2018-10-10
CN108291461B (zh) 2020-07-28
CN108291461A (zh) 2018-07-17
GB201522141D0 (en) 2016-01-27
WO2017093565A1 (en) 2017-06-08
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)