JP7652939B2 - プレロッカーアームバルブトレインコンポーネント及びバルブブリッジに配置された直列ロストモーション構成要素を備えるバルブ作動システム - Google Patents

プレロッカーアームバルブトレインコンポーネント及びバルブブリッジに配置された直列ロストモーション構成要素を備えるバルブ作動システム Download PDF

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JP7652939B2
JP7652939B2 JP2023573119A JP2023573119A JP7652939B2 JP 7652939 B2 JP7652939 B2 JP 7652939B2 JP 2023573119 A JP2023573119 A JP 2023573119A JP 2023573119 A JP2023573119 A JP 2023573119A JP 7652939 B2 JP7652939 B2 JP 7652939B2
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valve actuation
valve
motion
lost motion
rocker arm
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Japanese (ja)
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JP2024520493A (ja
Inventor
バルトラッキ、ジャスティン、ディー．
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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
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    • 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
    • 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
    • F01L1/26—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
    • 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
    • F01L13/0005—Deactivating valves
    • F01L2013/001—Deactivating cylinders
    • 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
    • F01L2800/00—Methods of operation using a variable valve timing mechanism
    • F01L2800/01—Starting
    • 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
    • F01L2800/00—Methods of operation using a variable valve timing mechanism
    • F01L2800/02—Cold running

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
JP2023573119A 2021-06-03 2022-06-03 プレロッカーアームバルブトレインコンポーネント及びバルブブリッジに配置された直列ロストモーション構成要素を備えるバルブ作動システム Active JP7652939B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202163202255P 2021-06-03 2021-06-03
US63/202,255 2021-06-03
PCT/IB2022/055218 WO2022254408A1 (en) 2021-06-03 2022-06-03 Valve actuation system comprising in-series lost motion components deployed in a pre-rocker arm valve train component and valve bridge

Publications (2)

Publication Number Publication Date
JP2024520493A JP2024520493A (ja) 2024-05-24
JP7652939B2 true JP7652939B2 (ja) 2025-03-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023573119A Active JP7652939B2 (ja) 2021-06-03 2022-06-03 プレロッカーアームバルブトレインコンポーネント及びバルブブリッジに配置された直列ロストモーション構成要素を備えるバルブ作動システム

Country Status (6)

Country Link
EP (1) EP4348013A4 (de)
JP (1) JP7652939B2 (de)
KR (1) KR102906083B1 (de)
CN (1) CN117321291A (de)
BR (1) BR112023023770A2 (de)
WO (1) WO2022254408A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116044539B (zh) * 2022-12-30 2025-07-08 中国重汽集团济南动力有限公司 辅助制动系统及发动机

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160069229A1 (en) 2014-09-04 2016-03-10 Jacobs Vehicle Systems, Inc. System comprising a pumping assembly operatively connected to a valve actuation motion source or valve train component
US20200018243A1 (en) 2018-07-16 2020-01-16 Jacobs Vehicle Systems, Inc. Systems and methods for combined engine braking and lost motion exhaust valve opening
WO2020011400A1 (en) 2018-07-13 2020-01-16 Eaton Intelligent Power Limited Type ii valvetrains to enable variable valve actuation
WO2020253993A1 (en) 2019-06-20 2020-12-24 Eaton Intelligent Power Limited Cylinder deactivation and engine brake mechanism for type iii center pivot valvetrains

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2937043B2 (ja) * 1994-12-07 1999-08-23 三菱自動車工業株式会社 機関弁開閉制御装置
JPH09317421A (ja) * 1996-05-31 1997-12-09 Jidosha Buhin Kogyo Kk エンジンブレーキ装置
US9790824B2 (en) * 2010-07-27 2017-10-17 Jacobs Vehicle Systems, Inc. Lost motion valve actuation systems with locking elements including wedge locking elements
DE102013215946A1 (de) * 2013-08-12 2015-02-12 Avl List Gmbh Ventilbetätigungseinrichtung zur Veränderung des Ventilhubs
JP2016533452A (ja) * 2013-12-05 2016-10-27 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 エンジン・バルブを作動させるための崩壊機構及び拡張機構を備える装置及びシステム
CN105089733A (zh) * 2014-05-23 2015-11-25 雅各布斯车辆系统公司 采用使主气门动作失效和/或联接邻近摇杆臂的辅助气门运动
CN108291454B (zh) * 2015-09-29 2020-06-02 雅各布斯车辆系统股份有限公司 包括防间隙气门驱动运动的发动机气门驱动系统
US10590810B2 (en) * 2017-11-10 2020-03-17 Jacobs Vehicle Systems, Inc. Lash adjustment in lost motion engine systems

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160069229A1 (en) 2014-09-04 2016-03-10 Jacobs Vehicle Systems, Inc. System comprising a pumping assembly operatively connected to a valve actuation motion source or valve train component
WO2020011400A1 (en) 2018-07-13 2020-01-16 Eaton Intelligent Power Limited Type ii valvetrains to enable variable valve actuation
US20200018243A1 (en) 2018-07-16 2020-01-16 Jacobs Vehicle Systems, Inc. Systems and methods for combined engine braking and lost motion exhaust valve opening
WO2020253993A1 (en) 2019-06-20 2020-12-24 Eaton Intelligent Power Limited Cylinder deactivation and engine brake mechanism for type iii center pivot valvetrains

Also Published As

Publication number Publication date
BR112023023770A2 (pt) 2024-02-20
WO2022254408A1 (en) 2022-12-08
JP2024520493A (ja) 2024-05-24
EP4348013A4 (de) 2025-04-16
CN117321291A (zh) 2023-12-29
KR102906083B1 (ko) 2025-12-29
EP4348013A1 (de) 2024-04-10
KR20230169369A (ko) 2023-12-15

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