KR102837832B1 - 손실 운동 엔진 밸브 구동 시스템의 로커 제어 - Google Patents

손실 운동 엔진 밸브 구동 시스템의 로커 제어

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Publication number
KR102837832B1
KR102837832B1 KR1020237015907A KR20237015907A KR102837832B1 KR 102837832 B1 KR102837832 B1 KR 102837832B1 KR 1020237015907 A KR1020237015907 A KR 1020237015907A KR 20237015907 A KR20237015907 A KR 20237015907A KR 102837832 B1 KR102837832 B1 KR 102837832B1
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KR
South Korea
Prior art keywords
motion
valve
rocker
foot
loss
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.)
Active
Application number
KR1020237015907A
Other languages
English (en)
Korean (ko)
Other versions
KR20230086740A (ko
Inventor
가브리엘 에스. 로버츠
마크 실바
동 양
Original Assignee
자콥스 비히클 시스템즈, 인코포레이티드.
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.)
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Publication date
Application filed by 자콥스 비히클 시스템즈, 인코포레이티드. filed Critical 자콥스 비히클 시스템즈, 인코포레이티드.
Publication of KR20230086740A publication Critical patent/KR20230086740A/ko
Application granted granted Critical
Publication of KR102837832B1 publication Critical patent/KR102837832B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/08—Shape of cams
    • 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
    • F01L1/181—Centre 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
    • 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
    • F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
    • F01L1/267—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder with means for varying the timing or the lift of the valves
    • 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
    • F01L13/06—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
    • F01L13/065—Compression release engine retarders of the "Jacobs Manufacturing" type
    • 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
    • F01L2001/467—Lost motion springs
    • 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
    • F01L2013/10—Auxiliary actuators for variable valve timing
    • F01L2013/105—Hydraulic motors
    • 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)
KR1020237015907A 2020-11-20 2021-05-07 손실 운동 엔진 밸브 구동 시스템의 로커 제어 Active KR102837832B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063198902P 2020-11-20 2020-11-20
US63/198,902 2020-11-20
PCT/IB2021/053904 WO2022106907A1 (en) 2020-11-20 2021-05-07 Rocker control in lost motion engine valve actuation systems

Publications (2)

Publication Number Publication Date
KR20230086740A KR20230086740A (ko) 2023-06-15
KR102837832B1 true KR102837832B1 (ko) 2025-07-22

Family

ID=81708442

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020237015907A Active KR102837832B1 (ko) 2020-11-20 2021-05-07 손실 운동 엔진 밸브 구동 시스템의 로커 제어

Country Status (6)

Country Link
US (1) US12044152B2 (https=)
EP (1) EP4248069A4 (https=)
JP (1) JP7526892B2 (https=)
KR (1) KR102837832B1 (https=)
CN (1) CN116420007A (https=)
WO (1) WO2022106907A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230151743A1 (en) * 2020-11-20 2023-05-18 Jacobs Vehicle Systems, Inc. Lost motion rocker brake biasing and stroke limiting systems
JP7526892B2 (ja) 2020-11-20 2024-08-01 ジェイコブス ビークル システムズ、インコーポレイテッド ロストモーションエンジンバルブ作動システム内のロッカー制御
WO2022228732A1 (en) * 2021-04-26 2022-11-03 Eaton Intelligent Power Limited Rocker arm assembly
US20260104000A1 (en) * 2024-06-25 2026-04-16 Jacobs Vehicle Systems, Inc. Valvetrain component component comprising an overload feature

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070028878A1 (en) 2004-02-23 2007-02-08 Volvo Lastvagnar Ab Exhaust valve mechanism for internal combustion engine
CN105863766A (zh) * 2016-06-02 2016-08-17 浙江黎明发动机零部件有限公司 一种摇臂总成
US20190264584A1 (en) * 2017-11-10 2019-08-29 Jacobs Vehicle Systems, Inc. Lash adjuster control in engine valve actuation systems
US20200131946A1 (en) * 2017-03-27 2020-04-30 Volvo Truck Corporation Rocker arm for an internal combustion engine

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US2047446A (en) 1931-12-24 1936-07-14 Taylor John Leonard Scavenging tappet
EP1036267A1 (en) 1997-11-04 2000-09-20 Diesel Engine Retarders, Inc. Lost motion valve actuation system
US6234143B1 (en) 1999-07-19 2001-05-22 Mack Trucks, Inc. Engine exhaust brake having a single valve actuation
US6253730B1 (en) 2000-01-14 2001-07-03 Cummins Engine Company, Inc. Engine compression braking system with integral rocker lever and reset valve
US6354265B1 (en) 2000-10-20 2002-03-12 Eaton Corporation Electro-mechanical latching rocker arm engine brake
WO2003087544A2 (en) 2002-04-08 2003-10-23 Diesel Engine Retarders, Inc. Compact lost motion system for variable valve actuation
CN102140945B (zh) 2004-03-15 2014-03-12 雅各布斯车辆系统公司 具有整体的空动系统的气门横臂
WO2007078309A2 (en) 2005-12-28 2007-07-12 Jacobs Vehicle Systems, Inc. Method and system for partial cycle bleeder brake
CN101769185B (zh) * 2009-01-05 2012-07-25 杨柳 带有机械链接的集成式发动机制动装置及用来改变发动机气阀运动的方法
BRPI0922516B1 (pt) * 2009-01-05 2020-10-06 Shanguai Universoon Autoparts Co.,Ltd Aparelho para alterar um motor de combustão interna de uma operação normal do motor para uma operação de frenagem a motor e método para converter um motor de combustão interna de uma operação normal do motor em uma operação de frenagem a motor
CN201461013U (zh) 2009-07-10 2010-05-12 中国第一汽车集团公司 一种内燃机摇臂总成
EP2462323B1 (en) 2009-08-07 2014-06-11 Jacobs Vehicle Systems, Inc. Lost motion variable valve actuation system with valve catch piston
CN102787919B (zh) 2011-05-18 2015-03-04 上海尤顺汽车部件有限公司 一种重置式摇臂制动方法和装置
WO2014047643A1 (en) 2012-09-24 2014-03-27 Jacobs Vehicle Systems, Inc. Intgrated lost motion rocker brake with automatic reset
WO2017053867A1 (en) 2015-09-25 2017-03-30 Eaton Corporation Valve train carrier assembly
WO2017220813A1 (en) * 2016-06-25 2017-12-28 Eaton Srl Valve train assembly
US10907514B2 (en) * 2016-06-25 2021-02-02 Eaton Intelligent Power Limited Valve train assembly
GB2543413A (en) * 2016-09-21 2017-04-19 Daimler Ag Valve actuating apparatus for an internal combustion engine
US10590810B2 (en) 2017-11-10 2020-03-17 Jacobs Vehicle Systems, Inc. Lash adjustment in lost motion engine systems
WO2019133658A1 (en) 2017-12-29 2019-07-04 Eaton Intelligent Power Limited Engine braking castellation mechanism
WO2019173578A1 (en) * 2018-03-07 2019-09-12 Jacobs Vehicle Systems, Inc. Rocker arm control systems
JP7100148B2 (ja) 2018-03-26 2022-07-12 ジェイコブス ビークル システムズ、インコーポレイテッド 二次吸気弁運動およびロストモーションリセットを使用するｉｅｇｒのためのシステムおよび方法
DE112020000513T5 (de) 2019-02-25 2021-10-07 Eaton Intelligent Power Limited Doppelmodus-kipphebeleinheit
KR102645207B1 (ko) 2019-05-10 2024-03-07 자콥스 비히클 시스템즈, 인코포레이티드. 엔진 밸브 구동 시스템에서의 래시 조절기 제어
US11519307B2 (en) 2019-12-13 2022-12-06 Jacobs Vehicle Systems, Inc. Valve actuation system comprising in-series lost motion components deployed in a pre-rocker arm valve train component and valve bridge
WO2021164948A1 (en) 2020-02-19 2021-08-26 Eaton Intelligent Power Limited Castellation assembly, lash capsule, and rocker arm
JP7526892B2 (ja) 2020-11-20 2024-08-01 ジェイコブス ビークル システムズ、インコーポレイテッド ロストモーションエンジンバルブ作動システム内のロッカー制御
US20230151743A1 (en) * 2020-11-20 2023-05-18 Jacobs Vehicle Systems, Inc. Lost motion rocker brake biasing and stroke limiting systems

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070028878A1 (en) 2004-02-23 2007-02-08 Volvo Lastvagnar Ab Exhaust valve mechanism for internal combustion engine
CN105863766A (zh) * 2016-06-02 2016-08-17 浙江黎明发动机零部件有限公司 一种摇臂总成
US20200131946A1 (en) * 2017-03-27 2020-04-30 Volvo Truck Corporation Rocker arm for an internal combustion engine
US20190264584A1 (en) * 2017-11-10 2019-08-29 Jacobs Vehicle Systems, Inc. Lash adjuster control in engine valve actuation systems

Also Published As

Publication number Publication date
EP4248069A4 (en) 2024-10-16
WO2022106907A1 (en) 2022-05-27
EP4248069A1 (en) 2023-09-27
US20230383676A1 (en) 2023-11-30
JP2023549380A (ja) 2023-11-24
US12044152B2 (en) 2024-07-23
CN116420007A (zh) 2023-07-11
KR20230086740A (ko) 2023-06-15
JP7526892B2 (ja) 2024-08-01

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