EP4348013A4 - Ventilbetätigungssystem mit in reihe geschalteten totgangkomponenten in einer vorrockerarmventiltriebkomponente und ventilbrücke - Google Patents

Ventilbetätigungssystem mit in reihe geschalteten totgangkomponenten in einer vorrockerarmventiltriebkomponente und ventilbrücke

Info

Publication number
EP4348013A4
EP4348013A4 EP22815484.5A EP22815484A EP4348013A4 EP 4348013 A4 EP4348013 A4 EP 4348013A4 EP 22815484 A EP22815484 A EP 22815484A EP 4348013 A4 EP4348013 A4 EP 4348013A4
Authority
EP
European Patent Office
Prior art keywords
valve
system including
actuation system
lost motion
motion components
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.)
Pending
Application number
EP22815484.5A
Other languages
English (en)
French (fr)
Other versions
EP4348013A1 (de
Inventor
Justin D. Baltrucki
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.)
Jacobs Vehicle Systems Inc
Original Assignee
Jacobs Vehicle Systems Inc
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 Jacobs Vehicle Systems Inc filed Critical Jacobs Vehicle Systems Inc
Publication of EP4348013A1 publication Critical patent/EP4348013A1/de
Publication of EP4348013A4 publication Critical patent/EP4348013A4/de
Pending 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
    • F01L13/0005—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
EP22815484.5A 2021-06-03 2022-06-03 Ventilbetätigungssystem mit in reihe geschalteten totgangkomponenten in einer vorrockerarmventiltriebkomponente und ventilbrücke Pending EP4348013A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202163202255P 2021-06-03 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
EP4348013A1 EP4348013A1 (de) 2024-04-10
EP4348013A4 true EP4348013A4 (de) 2025-04-16

Family

ID=84322836

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22815484.5A Pending EP4348013A4 (de) 2021-06-03 2022-06-03 Ventilbetätigungssystem mit in reihe geschalteten totgangkomponenten in einer vorrockerarmventiltriebkomponente und ventilbrücke

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
US20140326212A1 (en) * 2010-07-27 2014-11-06 Jacobs Vehicle Systems, Inc. Lost Motion Valve Actuation Systems with Locking Elements Including Wedge Locking Elements
WO2015022071A1 (de) * 2013-08-12 2015-02-19 Avl List Gmbh Ventilbetätigungseinrichtung zur veränderung des ventilhubs
US20150159521A1 (en) * 2013-12-05 2015-06-11 Jacobs Vehicle Systems, Inc. Apparatus and system comprising collapsing and extending mechanisms for actuating engine valves
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

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
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
US10711662B2 (en) 2014-09-04 2020-07-14 Jacobs Vehicle Systems, Inc. System comprising a pumping assembly operatively connected to a valve actuation motion source or valve train component
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
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140326212A1 (en) * 2010-07-27 2014-11-06 Jacobs Vehicle Systems, Inc. Lost Motion Valve Actuation Systems with Locking Elements Including Wedge Locking Elements
WO2015022071A1 (de) * 2013-08-12 2015-02-19 Avl List Gmbh Ventilbetätigungseinrichtung zur veränderung des ventilhubs
US20150159521A1 (en) * 2013-12-05 2015-06-11 Jacobs Vehicle Systems, Inc. Apparatus and system comprising collapsing and extending mechanisms for actuating engine valves
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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022254408A1 *

Also Published As

Publication number Publication date
JP7652939B2 (ja) 2025-03-27
BR112023023770A2 (pt) 2024-02-20
WO2022254408A1 (en) 2022-12-08
JP2024520493A (ja) 2024-05-24
CN117321291A (zh) 2023-12-29
KR102906083B1 (ko) 2025-12-29
EP4348013A1 (de) 2024-04-10
KR20230169369A (ko) 2023-12-15

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