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DE69919947D1 - Motorbremsvorrichtung durch Entlastung der Kompression - Google Patents

Motorbremsvorrichtung durch Entlastung der Kompression

Info

Publication number
DE69919947D1
DE69919947D1 DE69919947T DE69919947T DE69919947D1 DE 69919947 D1 DE69919947 D1 DE 69919947D1 DE 69919947 T DE69919947 T DE 69919947T DE 69919947 T DE69919947 T DE 69919947T DE 69919947 D1 DE69919947 D1 DE 69919947D1
Authority
DE
Germany
Prior art keywords
relieving
compression
brake device
engine brake
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.)
Expired - Lifetime
Application number
DE69919947T
Other languages
English (en)
Other versions
DE69919947T2 (de
Inventor
Jeff A Matthews
Jerzi Baginski
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.)
Iveco UK Ltd
CNH UK Ltd
Cummins Inc
Jacobs Vehicle Systems Inc
Original Assignee
Iveco UK Ltd
CNH UK Ltd
Jacobs Vehicle Systems Inc
Cummins Engine Co 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 Iveco UK Ltd, CNH UK Ltd, Jacobs Vehicle Systems Inc, Cummins Engine Co Inc filed Critical Iveco UK Ltd
Application granted granted Critical
Publication of DE69919947D1 publication Critical patent/DE69919947D1/de
Publication of DE69919947T2 publication Critical patent/DE69919947T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F01L1/02—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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/20—Adjusting or compensating clearance
    • F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
    • F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
    • 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
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
    • F01L9/11—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column
    • F01L9/12—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem
    • F01L9/14—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem the volume of the chamber being variable, e.g. for varying the lift or the timing of a valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
DE69919947T 1998-07-20 1999-07-15 Motorbremsvorrichtung durch Entlastung der Kompression Expired - Lifetime DE69919947T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9815599.7A GB9815599D0 (en) 1998-07-20 1998-07-20 Compression engine braking system
GB9815599 1998-07-20

Publications (2)

Publication Number Publication Date
DE69919947D1 true DE69919947D1 (de) 2004-10-14
DE69919947T2 DE69919947T2 (de) 2005-01-20

Family

ID=10835711

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69919947T Expired - Lifetime DE69919947T2 (de) 1998-07-20 1999-07-15 Motorbremsvorrichtung durch Entlastung der Kompression

Country Status (5)

Country Link
US (1) US6178946B1 (de)
EP (1) EP0974740B1 (de)
JP (1) JP4420493B2 (de)
DE (1) DE69919947T2 (de)
GB (1) GB9815599D0 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2826692B1 (fr) 2001-06-28 2003-10-03 Renault Vehicules Ind Procede et systeme de commande d'un moteur comportant un frein a decompression
KR100760439B1 (ko) * 2001-08-28 2007-09-20 두산인프라코어 주식회사 2중 슬리브 구조를 가진 타펫에 의한 엔진 브레이크 장치
SE526636C2 (sv) * 2004-02-23 2005-10-18 Volvo Lastvagnar Ab Avgasventilmekanism för en förbränningsmotor
WO2007019879A1 (en) * 2005-08-18 2007-02-22 Renault Trucks Control method for the intake and exhaust valves of an engine and internal combustion engine comprising such valves
KR101083613B1 (ko) * 2006-06-30 2011-11-16 가부시키가이샤 고마쓰 세이사쿠쇼 엔진 밸브 장치
DE102007014248A1 (de) 2007-03-24 2008-09-25 Schaeffler Kg Hubkolbenbrennkraftmaschine mit Motorbremseinrichtung
DE102007014250A1 (de) 2007-03-24 2008-09-25 Schaeffler Kg Brennkraftmaschine mit Motorbremse
DE102007051302A1 (de) 2007-10-26 2009-04-30 Schaeffler Kg Hubkolbenbrennkraftmaschine mit Motorbremse und zusätzlichem Öffnen eines Auslassventils
DE102008032775A1 (de) * 2008-07-11 2010-01-14 Man Nutzfahrzeuge Aktiengesellschaft Brennkraftmaschine mit einer Motorbremseinrichtung und einem Ventilspielausgleichsmechanismus
DE102008039504A1 (de) 2008-08-23 2010-02-25 Schaeffler Kg Hubkolbenbrennkraftmaschine mit Motorbremseinrichtung und schaltbarem Leerhubelement
KR101209738B1 (ko) 2010-08-31 2012-12-07 기아자동차주식회사 로커암 일체형 가변 밸브 액츄에이터
JP5510610B2 (ja) * 2011-04-15 2014-06-04 トヨタ自動車株式会社 エンジンの制御装置
US9727336B2 (en) * 2011-09-16 2017-08-08 International Business Machines Corporation Fine-grained instruction enablement at sub-function granularity based on an indicated subrange of registers
KR101528443B1 (ko) 2012-01-11 2015-06-11 이턴 코포레이션 유압­작동형 스위칭 구성요소의 제어 방법 및 제어 시스템
GB201211534D0 (en) * 2012-06-29 2012-08-08 Eaton Srl Valve bridge
JP6469850B2 (ja) 2014-09-18 2019-02-13 イートン ソチエタ・レスポンサビリタ・リミタータＥａｔｏｎ ＳＲＬ エンジン制動用のロッカアームアセンブリ
US9523291B2 (en) 2015-03-18 2016-12-20 Caterpillar Inc. Valve actuation system having rocker-located hydraulic reservoir
WO2016184495A1 (en) 2015-05-18 2016-11-24 Eaton Srl Rocker arm having oil release valve that operates as an accumulator
USD839310S1 (en) 2015-09-11 2019-01-29 Eaton Intelligent Power Limited Valve bridge
USD808872S1 (en) 2015-09-11 2018-01-30 Eaton S.R.L. Rocker arm for engine brake
CN105275522A (zh) * 2015-12-04 2016-01-27 广西玉柴机器股份有限公司 气门桥组件
US10794242B2 (en) 2016-03-14 2020-10-06 Volvo Truck Corporation Device for controlling at least one valve in an internal combustion engine
CN112639255B (zh) * 2018-07-12 2023-01-17 伊顿智能动力有限公司 具有hla的平衡横臂放气制动
EP4062039A1 (de) * 2019-11-21 2022-09-28 Pacbrake Company In sich geschlossenes kompressionsbremssteuermodul für ein kompressionslösebremssystem einer brennkraftmaschine

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US992089A (en) * 1909-12-27 1911-05-09 Wesley A Phillips Valve mechanism.
US1246343A (en) * 1916-11-22 1917-11-13 Richard Crane Valve-lifting mechanism.
US1442995A (en) * 1917-06-15 1923-01-23 Willys Overland Co Internal-combustion engine
US2047446A (en) * 1931-12-24 1936-07-14 Taylor John Leonard Scavenging tappet
US3021826A (en) * 1959-11-23 1962-02-20 Gen Motors Corp Rocker arm and multiple valve actuating mechanism
FR1332621A (fr) * 1962-06-04 1963-07-19 Alsacienne Constr Meca Perfectionnement aux commandes de soupapes de moteurs avec rattrapage automatique dejeu
DE1962631A1 (de) * 1969-12-13 1971-06-16 Volkswagenwerk Ag Ventilanordnung mit Ventilspielnachstellung
FR2334820A1 (fr) * 1975-12-12 1977-07-08 Semt Systeme de refrigeration et/ou de graissage de soupapes
DE2652154A1 (de) * 1976-11-16 1978-05-18 Motomak Hydraulisches spielausgleichselement fuer verbrennungsmotoren
GB2066403A (en) * 1979-12-21 1981-07-08 Thomson A J Floating pivot rocker arm
US4498432A (en) * 1981-06-16 1985-02-12 Nissan Motor Company, Limited Variable valve timing arrangement for an internal combustion engine or the like
US4384558A (en) * 1981-08-03 1983-05-24 Cummins Engine Company, Inc. Engine compression brake employing automatic lash adjustment
US4572114A (en) * 1984-06-01 1986-02-25 The Jacobs Manufacturing Company Process and apparatus for compression release engine retarding producing two compression release events per cylinder per engine cycle
US5379737A (en) * 1993-08-26 1995-01-10 Jacobs Brake Technology Corporation Electrically controlled timing adjustment for compression release engine brakes
DE9412763U1 (de) * 1994-08-08 1995-12-07 FEV Motorentechnik GmbH & Co. KG, 52078 Aachen Motorbremsvorrichtung für einen Nutzfahrzeugmotor
US5462025A (en) * 1994-09-28 1995-10-31 Diesel Engine Retarders, Inc. Hydraulic circuits for compression release engine brakes
US5645031A (en) * 1996-01-18 1997-07-08 Meneely; Vincent Allan Compression release brake with hydraulically adjustable timing
JPH09250319A (ja) * 1996-03-14 1997-09-22 Jidosha Buhin Kogyo Kk エンジンブレーキ装置
US5720044A (en) * 1996-10-07 1998-02-24 Robinson; James Reversible shirt with cutout section for cooling
US5758620A (en) * 1997-03-21 1998-06-02 Detroit Diesel Corporation Engine compression brake system
US5996550A (en) * 1997-07-14 1999-12-07 Diesel Engine Retarders, Inc. Applied lost motion for optimization of fixed timed engine brake system

Also Published As

Publication number Publication date
DE69919947T2 (de) 2005-01-20
GB9815599D0 (en) 1998-09-16
JP2000045738A (ja) 2000-02-15
US6178946B1 (en) 2001-01-30
EP0974740A3 (de) 2000-07-05
JP4420493B2 (ja) 2010-02-24
EP0974740B1 (de) 2004-09-08
EP0974740A2 (de) 2000-01-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition