EP4146919A4 - VALVE BRIDGE SYSTEM FOR RESISTANCE OF UNCONTROLLED MOVEMENT OF THE VALVE BRIDGE - Google Patents

VALVE BRIDGE SYSTEM FOR RESISTANCE OF UNCONTROLLED MOVEMENT OF THE VALVE BRIDGE Download PDF

Info

Publication number
EP4146919A4
EP4146919A4 EP21800344.0A EP21800344A EP4146919A4 EP 4146919 A4 EP4146919 A4 EP 4146919A4 EP 21800344 A EP21800344 A EP 21800344A EP 4146919 A4 EP4146919 A4 EP 4146919A4
Authority
EP
European Patent Office
Prior art keywords
valve bridge
resistance
uncontrolled movement
bridge system
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.)
Pending
Application number
EP21800344.0A
Other languages
German (de)
French (fr)
Other versions
EP4146919A1 (en
Inventor
Steven Benn
Dong Yang
Gabriel S. ROBERTS
Bruce Swanbon
Justin D. Baltrucki
John Mandell
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
Priority claimed from US15/929,504 external-priority patent/US11053819B2/en
Application filed by Jacobs Vehicle Systems Inc filed Critical Jacobs Vehicle Systems Inc
Publication of EP4146919A1 publication Critical patent/EP4146919A1/en
Publication of EP4146919A4 publication Critical patent/EP4146919A4/en
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
    • F01L13/06—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
    • 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
    • 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
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials
    • 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-Gear Or Valve Arrangements (AREA)
  • Valve Device For Special Equipments (AREA)
EP21800344.0A 2020-05-06 2021-05-06 VALVE BRIDGE SYSTEM FOR RESISTANCE OF UNCONTROLLED MOVEMENT OF THE VALVE BRIDGE Pending EP4146919A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/929,504 US11053819B2 (en) 2018-11-06 2020-05-06 Valve bridge systems comprising valve bridge guide
PCT/US2021/070517 WO2021226636A1 (en) 2020-05-06 2021-05-06 A valve bridge system to resist uncontrolled movement of the valve bridge

Publications (2)

Publication Number Publication Date
EP4146919A1 EP4146919A1 (en) 2023-03-15
EP4146919A4 true EP4146919A4 (en) 2024-10-02

Family

ID=78468524

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21800344.0A Pending EP4146919A4 (en) 2020-05-06 2021-05-06 VALVE BRIDGE SYSTEM FOR RESISTANCE OF UNCONTROLLED MOVEMENT OF THE VALVE BRIDGE

Country Status (5)

Country Link
EP (1) EP4146919A4 (en)
JP (3) JP7651591B2 (en)
KR (1) KR102779357B1 (en)
CN (3) CN120720095A (en)
WO (1) WO2021226636A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112023001457T5 (en) 2022-03-17 2025-01-02 Eaton Intelligent Power Limited combinations and subcombinations of valve train arrangements
DE102022133437A1 (en) * 2022-12-15 2024-06-20 Schaeffler Technologies AG & Co. KG Bridge for a valve train of a heavy-duty internal combustion engine
WO2024153459A1 (en) * 2023-01-19 2024-07-25 Eaton Intelligent Power Limited Engine brake capsule with plunger pad
CN116677476B (en) * 2023-05-29 2025-10-28 一汽解放汽车有限公司 Cylinder deactivation device and engine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150354418A1 (en) * 2014-06-10 2015-12-10 Jacobs Vehicle Systems, Inc. Linkage between an auxiliary motion source and a main motion load path in an internal combustion engine
US20180058271A1 (en) * 2016-08-31 2018-03-01 Jacobs Vehicle Systems, Inc. Removable valve bridges and valve actuation systems including the same

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5412616U (en) * 1977-06-29 1979-01-26
JPS603923Y2 (en) * 1979-03-05 1985-02-04 ヤンマーディーゼル株式会社 Valve bridge device for multi-valve internal combustion engine
JP3363849B2 (en) 1999-09-30 2003-01-08 自動車部品工業株式会社 Engine brake device and control method thereof
JP4238874B2 (en) * 2006-01-19 2009-03-18 トヨタ自動車株式会社 Camshaft support structure for internal combustion engine
JP2010007506A (en) * 2008-06-25 2010-01-14 Mitsubishi Fuso Truck & Bus Corp Valve gear for engine
BRPI0917420B1 (en) 2008-07-31 2020-02-18 Pacbrake Company COMPRESSION-RELEASE BRAKE SYSTEM FOR THE OPERATION OF AT LEAST ONE EXHAUST VALVE OF AN INTERNAL COMBUSTION ENGINE
KR101047658B1 (en) 2009-07-31 2011-07-07 기아자동차주식회사 Engine brake module
EP2598727B1 (en) 2010-07-27 2015-10-28 Jacobs Vehicle Systems, Inc. Combined engine braking and positive power engine lost motion valve actuation system
CN201924978U (en) 2010-12-21 2011-08-10 上海尤顺汽车部件有限公司 Combined rocker arm device used for generating auxiliary air valve movement of engine
CN102011618B (en) 2010-12-29 2012-08-08 潍柴动力扬州柴油机有限责任公司 Engine, valve actuating mechanism and guide pin of valve actuating mechanism
CN102588030B (en) 2011-01-05 2016-08-10 上海尤顺汽车部件有限公司 The auxiliary valve driving mechanism of electromotor
GB201211534D0 (en) * 2012-06-29 2012-08-08 Eaton Srl Valve bridge
WO2014047643A1 (en) 2012-09-24 2014-03-27 Jacobs Vehicle Systems, Inc. Intgrated lost motion rocker brake with automatic reset
EP2975230B1 (en) 2014-07-15 2018-02-21 Jacobs Vehicle Systems, Inc. Lost motion valve actuation systems with locking elements including wedge locking elements
JP6587986B2 (en) * 2016-06-30 2019-10-09 株式会社クボタ Valve gear
AT518933B1 (en) 2016-07-20 2018-07-15 Avl List Gmbh INTERNAL COMBUSTION ENGINE WITH A VALVE ACTUATING DEVICE
US20180094553A1 (en) 2016-10-04 2018-04-05 Electro-Motive Diesel, Inc. Valve bridge for valve systems

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150354418A1 (en) * 2014-06-10 2015-12-10 Jacobs Vehicle Systems, Inc. Linkage between an auxiliary motion source and a main motion load path in an internal combustion engine
US20180058271A1 (en) * 2016-08-31 2018-03-01 Jacobs Vehicle Systems, Inc. Removable valve bridges and valve actuation systems including the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021226636A1 *

Also Published As

Publication number Publication date
KR102779357B1 (en) 2025-03-07
JP7783338B2 (en) 2025-12-09
JP7651591B2 (en) 2025-03-26
KR20220164060A (en) 2022-12-12
BR112022022236A2 (en) 2022-12-13
CN120739603A (en) 2025-10-03
CN120720095A (en) 2025-09-30
JP2024114698A (en) 2024-08-23
EP4146919A1 (en) 2023-03-15
JP2024114697A (en) 2024-08-23
JP2023523753A (en) 2023-06-07
WO2021226636A1 (en) 2021-11-11
JP7684476B2 (en) 2025-05-27
CN115485463B (en) 2025-11-21
CN115485463A (en) 2022-12-16

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