BRPI1014408A2 - sistema de acionamento de válvula de movimento perdido para frenagem de motor e abertura de exautão antecipada - Google Patents

sistema de acionamento de válvula de movimento perdido para frenagem de motor e abertura de exautão antecipada

Info

Publication number
BRPI1014408A2
BRPI1014408A2 BRPI1014408A BRPI1014408A BRPI1014408A2 BR PI1014408 A2 BRPI1014408 A2 BR PI1014408A2 BR PI1014408 A BRPI1014408 A BR PI1014408A BR PI1014408 A BRPI1014408 A BR PI1014408A BR PI1014408 A2 BRPI1014408 A2 BR PI1014408A2
Authority
BR
Brazil
Prior art keywords
drive system
valve drive
lost motion
exhaust opening
engine braking
Prior art date
Application number
BRPI1014408A
Other languages
English (en)
Inventor
John A Schwoerer
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 BRPI1014408A2 publication Critical patent/BRPI1014408A2/pt
Publication of BRPI1014408B1 publication Critical patent/BRPI1014408B1/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/04—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation using engine as brake
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve Device For Special Equipments (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
BRPI1014408-0A 2009-05-06 2010-05-06 Sistema e método para acionar uma válvula de exaustão BRPI1014408B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/436,573 US7712449B1 (en) 2009-05-06 2009-05-06 Lost motion variable valve actuation system for engine braking and early exhaust opening
US12/436.573 2009-05-06
PCT/US2010/033895 WO2010129790A1 (en) 2009-05-06 2010-05-06 Lost motion variable valve actuation system for engine braking and early exhaust opening

Publications (2)

Publication Number Publication Date
BRPI1014408A2 true BRPI1014408A2 (pt) 2016-04-05
BRPI1014408B1 BRPI1014408B1 (pt) 2020-10-06

Family

ID=42139219

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1014408-0A BRPI1014408B1 (pt) 2009-05-06 2010-05-06 Sistema e método para acionar uma válvula de exaustão

Country Status (6)

Country Link
US (1) US7712449B1 (pt)
EP (1) EP2427642B1 (pt)
JP (1) JP2012526240A (pt)
CN (1) CN102414424B (pt)
BR (1) BRPI1014408B1 (pt)
WO (1) WO2010129790A1 (pt)

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US9790824B2 (en) 2010-07-27 2017-10-17 Jacobs Vehicle Systems, Inc. Lost motion valve actuation systems with locking elements including wedge locking elements
CN107829791B (zh) 2010-07-27 2021-01-05 雅各布斯车辆系统公司 组合发动机制动和正功率发动机空动阀致动系统
JP2014515456A (ja) * 2011-05-26 2014-06-30 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主要ロッカ・アーム／補助ロッカ・アーム・アセンブリ
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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
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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
WO2018034749A1 (en) * 2016-08-19 2018-02-22 Pacbrake Company Compression-release engine brake system for lost motion rocker arm assembly and method of operation thereof
WO2018065053A1 (en) * 2016-10-06 2018-04-12 Volvo Truck Corporation An internal combustion engine and a method for controlling a braking torque of the engine
CN106640258B (zh) * 2016-12-28 2019-05-28 潍柴动力股份有限公司 一种发动机压缩释放式制动系统及发动机
US10641140B2 (en) * 2017-05-12 2020-05-05 Caterpillar Inc. Hydraulic early engine exhaust valve opening system
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CN111295500B (zh) * 2017-12-21 2022-05-03 沃尔沃卡车集团 用于内燃机发动机的阀致动系统
CN108266241B (zh) * 2018-02-07 2023-05-26 广西玉柴机器股份有限公司 增大制动功率的发动机凸轮轴的排气凸轮
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WO2020018601A1 (en) * 2018-07-16 2020-01-23 Jacobs Vehicle Systems, Inc. Systems and methods for combined engine braking and lost motion exhaust valve opening
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CN109372608B (zh) * 2018-11-27 2024-03-01 浙江黎明智造股份有限公司 一种电磁控制式发动机制动装置
US11208921B2 (en) * 2018-12-06 2021-12-28 Jacobs Vehicle Systems, Inc. Finger follower for lobe switching and single source lost motion
WO2020133382A1 (zh) * 2018-12-29 2020-07-02 潍柴动力股份有限公司 一种发动机可变气门驱动机构及发动机
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CN113891986B (zh) * 2019-05-28 2024-04-02 雅各布斯车辆系统公司 用于凸角切换和单源空动的指状随动件
CN110529216B (zh) * 2019-06-27 2024-04-19 浙江黎明智造股份有限公司 一种电控式发动机制动装置
CN110344909B (zh) * 2019-08-16 2024-04-26 浙江黎明智造股份有限公司 一种电动式发动机制动装置
US10876438B1 (en) 2019-08-29 2020-12-29 Zhejiang Liming Intelligent Manufacturing Co., Ltd. Braking device for electric engine
JP7407938B2 (ja) * 2019-12-13 2024-01-04 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 気筒休止及び補助バルブ作動で使用するための直列ロストモーションコンポーネントを備えるバルブ作動システム
DE112023000774T5 (de) * 2022-01-31 2025-03-27 Eaton Intelligent Power Limited Integrierter Kipphebel für Hochleistungsmotorbremsung
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Also Published As

Publication number Publication date
US7712449B1 (en) 2010-05-11
JP2012526240A (ja) 2012-10-25
BRPI1014408B1 (pt) 2020-10-06
WO2010129790A1 (en) 2010-11-11
EP2427642A1 (en) 2012-03-14
CN102414424B (zh) 2014-12-03
EP2427642A4 (en) 2012-11-07
CN102414424A (zh) 2012-04-11
EP2427642B1 (en) 2014-01-29

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Legal Events

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B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

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