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EP2384396A4 - Engine braking devices and methods - Google Patents

Engine braking devices and methods

Info

Publication number
EP2384396A4
EP2384396A4 EP09837091A EP09837091A EP2384396A4 EP 2384396 A4 EP2384396 A4 EP 2384396A4 EP 09837091 A EP09837091 A EP 09837091A EP 09837091 A EP09837091 A EP 09837091A EP 2384396 A4 EP2384396 A4 EP 2384396A4
Authority
EP
European Patent Office
Prior art keywords
methods
engine braking
braking devices
devices
engine
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.)
Granted
Application number
EP09837091A
Other languages
German (de)
French (fr)
Other versions
EP2384396B1 (en
EP2384396A2 (en
Inventor
Zhou Yang
Enjiu Ke
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.)
Shanghai Universoon Auto Parts Co Ltd
Original Assignee
Shanghai Universoon Auto Parts Co Ltd
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 US12/348,320 external-priority patent/US8065987B2/en
Priority claimed from US12/348,317 external-priority patent/US7984705B2/en
Priority claimed from CN200920142242U external-priority patent/CN201372829Y/en
Priority claimed from CN 200910056200 external-priority patent/CN101994538B/en
Priority claimed from CN 200910056670 external-priority patent/CN101994539B/en
Priority claimed from CN 200910194870 external-priority patent/CN102003241B/en
Priority claimed from CN 200910194857 external-priority patent/CN102003236B/en
Priority claimed from CN 200910194869 external-priority patent/CN102003240B/en
Priority claimed from CN 200910194858 external-priority patent/CN102003237B/en
Priority claimed from CN 200910194859 external-priority patent/CN102003238B/en
Priority claimed from CN 200910194868 external-priority patent/CN102003239B/en
Priority claimed from CN 200910194871 external-priority patent/CN102003242B/en
Priority claimed from CN 200910195285 external-priority patent/CN102011622B/en
Priority to EP11006451.6A priority Critical patent/EP2444602B1/en
Priority to EP11006452.4A priority patent/EP2439381B1/en
Application filed by Shanghai Universoon Auto Parts Co Ltd filed Critical Shanghai Universoon Auto Parts Co Ltd
Priority claimed from PCT/US2009/069622 external-priority patent/WO2010078280A2/en
Publication of EP2384396A2 publication Critical patent/EP2384396A2/en
Publication of EP2384396A4 publication Critical patent/EP2384396A4/en
Application granted granted Critical
Publication of EP2384396B1 publication Critical patent/EP2384396B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01L1/02—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
    • 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
    • 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
    • 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
    • F01L1/20—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
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F01L1/053—Camshafts overhead type
    • F01L2001/0537—Double overhead camshafts [DOHC]
    • 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
    • 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
    • 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
    • F01L2820/00—Details on specific features characterising valve gear arrangements
    • F01L2820/03—Auxiliary actuators
    • F01L2820/031—Electromagnets
    • 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
    • F01L2820/00—Details on specific features characterising valve gear arrangements
    • F01L2820/03—Auxiliary actuators
    • F01L2820/033—Hydraulic engines

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)
EP09837091.9A 2009-01-05 2009-12-28 Engine braking devices and methods Active EP2384396B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP11006451.6A EP2444602B1 (en) 2009-01-05 2009-12-28 Engine braking devices and methods
EP11006452.4A EP2439381B1 (en) 2009-01-05 2009-12-28 Engine braking devices and methods

Applications Claiming Priority (14)

Application Number Priority Date Filing Date Title
US12/348,320 US8065987B2 (en) 2009-01-05 2009-01-05 Integrated engine brake with mechanical linkage
US12/348,317 US7984705B2 (en) 2009-01-05 2009-01-05 Engine braking apparatus with two-level pressure control valves
CN200920142242U CN201372829Y (en) 2009-04-07 2009-04-07 Rocker-valve-bridge compound engine braking device
CN 200910056200 CN101994538B (en) 2009-08-10 2009-08-10 Driving mechanism for engine brake
CN 200910056670 CN101994539B (en) 2009-08-19 2009-08-19 Braking device of engine
CN 200910194871 CN102003242B (en) 2009-08-31 2009-08-31 Improved engine brake device
CN 200910194868 CN102003239B (en) 2009-08-31 2009-08-31 Quick-braking engine brake device
CN 200910194859 CN102003238B (en) 2009-08-31 2009-08-31 Engine braking device
CN 200910194870 CN102003241B (en) 2009-08-31 2009-08-31 Improved driving mechanism for engine braking
CN 200910194858 CN102003237B (en) 2009-08-31 2009-08-31 Engine braking improving device
CN 200910194869 CN102003240B (en) 2009-08-31 2009-08-31 Improved structure of engine brake device
CN 200910194857 CN102003236B (en) 2009-08-31 2009-08-31 Engine brake device with lower manufacture cost
CN 200910195285 CN102011622B (en) 2009-09-07 2009-09-07 Improved engine brake driving device
PCT/US2009/069622 WO2010078280A2 (en) 2009-01-05 2009-12-28 Engine braking devices and methods

Related Child Applications (6)

Application Number Title Priority Date Filing Date
EP11006452.4A Division EP2439381B1 (en) 2009-01-05 2009-12-28 Engine braking devices and methods
EP11006452.4A Division-Into EP2439381B1 (en) 2009-01-05 2009-12-28 Engine braking devices and methods
EP11006451.6A Division EP2444602B1 (en) 2009-01-05 2009-12-28 Engine braking devices and methods
EP11006451.6A Division-Into EP2444602B1 (en) 2009-01-05 2009-12-28 Engine braking devices and methods
EP11006451.6 Division-Into 2011-08-05
EP11006452.4 Division-Into 2011-08-05

Publications (3)

Publication Number Publication Date
EP2384396A2 EP2384396A2 (en) 2011-11-09
EP2384396A4 true EP2384396A4 (en) 2012-11-28
EP2384396B1 EP2384396B1 (en) 2014-06-25

Family

ID=44735746

Family Applications (3)

Application Number Title Priority Date Filing Date
EP11006451.6A Not-in-force EP2444602B1 (en) 2009-01-05 2009-12-28 Engine braking devices and methods
EP09837091.9A Active EP2384396B1 (en) 2009-01-05 2009-12-28 Engine braking devices and methods
EP11006452.4A Not-in-force EP2439381B1 (en) 2009-01-05 2009-12-28 Engine braking devices and methods

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP11006451.6A Not-in-force EP2444602B1 (en) 2009-01-05 2009-12-28 Engine braking devices and methods

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP11006452.4A Not-in-force EP2439381B1 (en) 2009-01-05 2009-12-28 Engine braking devices and methods

Country Status (4)

Country Link
EP (3) EP2444602B1 (en)
KR (1) KR101290440B1 (en)
BR (1) BRPI0922516B1 (en)
RU (1) RU2479735C1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010011454B4 (en) 2010-03-15 2020-08-06 Schaeffler Technologies AG & Co. KG Reciprocating internal combustion engine with decompression engine brake
CN103397923B (en) * 2013-08-15 2016-03-02 湖北广奥减振器制造有限公司 A kind of compression release engine braking apparatus
KR101449335B1 (en) * 2013-10-11 2014-10-13 현대자동차주식회사 Engine Unity type Engine Break
EP3155241B1 (en) 2014-06-10 2020-02-26 Jacobs Vehicle Systems, Inc. Linkage between an auxiliary motion source and a main motion load path in an internal combustion engine
JP6438123B2 (en) * 2014-09-04 2018-12-12 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 System comprising a pumping assembly operably connected to a valve actuation source or valve train component
KR101714124B1 (en) 2014-12-09 2017-03-08 현대자동차주식회사 apparatus for resetting of Engine brake using decompressing
BR112017024460A2 (en) 2015-05-18 2018-07-24 Eaton Srl exhaust valve rocker assembly
KR102429177B1 (en) * 2017-12-11 2022-08-03 현대자동차주식회사 Device and method for controlling engine brake device
TR201720332A2 (en) * 2017-12-14 2019-07-22 Ford Otomotiv Sanayi As A CULTIVATOR MECHANISM
WO2019173578A1 (en) 2018-03-07 2019-09-12 Jacobs Vehicle Systems, Inc. Rocker arm control systems
WO2020253993A1 (en) * 2019-06-20 2020-12-24 Eaton Intelligent Power Limited Cylinder deactivation and engine brake mechanism for type iii center pivot valvetrains
CN114729581B (en) 2019-08-19 2024-01-12 上海尤顺汽车技术有限公司 Valve driving device and valve driving mechanism for engine
KR20210041332A (en) 2019-10-07 2021-04-15 현대자동차주식회사 Socket module of compression release type engine brake and operating method of engine brake using thereof
DE102019008860A1 (en) * 2019-12-19 2021-06-24 Daimler Ag Valve actuation device for actuating at least two gas exchange valves of an internal combustion engine, method for operating such a valve actuation device and internal combustion engine
KR20230086740A (en) * 2020-11-20 2023-06-15 자콥스 비히클 시스템즈, 인코포레이티드. Rocker control in loss-of-motion engine valve drive systems

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4025569C1 (en) * 1990-08-11 1991-07-18 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De Valve brake for vehicle IC engine - has separately controllable cylinder outlet valves for drive and braking functions
WO1994025740A1 (en) * 1993-04-27 1994-11-10 Ab Volvo Exhaust valve mechanism in an internal combustion engine
US5365916A (en) * 1993-06-23 1994-11-22 Jacobs Brake Technology Corporation Compression release engine brake slave piston drive train
US5511460A (en) * 1995-01-25 1996-04-30 Diesel Engine Retarders, Inc. Stroke limiter for hydraulic actuator pistons in compression release engine brakes

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US3220392A (en) 1962-06-04 1965-11-30 Clessie L Cummins Vehicle engine braking and fuel control system
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US6234143B1 (en) 1999-07-19 2001-05-22 Mack Trucks, Inc. Engine exhaust brake having a single valve actuation
EP1232336A4 (en) * 1999-09-17 2009-08-05 Diesel Engine Retarders Inc Captive volume accumulator for a lost motion system
US6386160B1 (en) * 1999-12-22 2002-05-14 Jenara Enterprises, Ltd. Valve control apparatus with reset
US6253730B1 (en) 2000-01-14 2001-07-03 Cummins Engine Company, Inc. Engine compression braking system with integral rocker lever and reset valve
ITTO20020377A1 (en) * 2002-05-07 2003-11-07 Iveco Motorenforschung Ag VALVE ACTUATION SYSTEM FOR INTERNAL COMBUSTION ENGINE EXHAUST RECIRCULATION SYSTEM.
US6920868B2 (en) * 2002-09-12 2005-07-26 Jacobs Vehicle Systems, Inc. System and method for modifying engine valve lift
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SE526636C2 (en) * 2004-02-23 2005-10-18 Volvo Lastvagnar Ab Exhaust valve mechanism for an internal combustion engine
WO2005089274A2 (en) 2004-03-15 2005-09-29 Jacobs Vehicle Systems, Inc. Valve bridge with integrated lost motion system
JP5094732B2 (en) * 2005-12-28 2012-12-12 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 Partial cycle bleeder type braking method and system
WO2008010900A2 (en) * 2006-06-29 2008-01-24 Jacobs Vehicle Systems, Inc. Variable valve actuation and engine braking

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4025569C1 (en) * 1990-08-11 1991-07-18 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De Valve brake for vehicle IC engine - has separately controllable cylinder outlet valves for drive and braking functions
WO1994025740A1 (en) * 1993-04-27 1994-11-10 Ab Volvo Exhaust valve mechanism in an internal combustion engine
US5365916A (en) * 1993-06-23 1994-11-22 Jacobs Brake Technology Corporation Compression release engine brake slave piston drive train
US5511460A (en) * 1995-01-25 1996-04-30 Diesel Engine Retarders, Inc. Stroke limiter for hydraulic actuator pistons in compression release engine brakes

Also Published As

Publication number Publication date
RU2011132887A (en) 2013-02-10
RU2479735C1 (en) 2013-04-20
KR20110112390A (en) 2011-10-12
EP2439381B1 (en) 2014-09-10
EP2444602B1 (en) 2015-06-24
KR101290440B1 (en) 2013-07-26
EP2384396B1 (en) 2014-06-25
BRPI0922516B1 (en) 2020-10-06
EP2384396A2 (en) 2011-11-09
EP2439381A1 (en) 2012-04-11
EP2444602A1 (en) 2012-04-25

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