BR9814872A - Sistema de atuação de válvula para um motor de combustão interna - Google Patents

Sistema de atuação de válvula para um motor de combustão interna

Info

Publication number
BR9814872A
BR9814872A BR9814872-9A BR9814872A BR9814872A BR 9814872 A BR9814872 A BR 9814872A BR 9814872 A BR9814872 A BR 9814872A BR 9814872 A BR9814872 A BR 9814872A
Authority
BR
Brazil
Prior art keywords
valve actuation
exhaust
valve
event
internal combustion
Prior art date
Application number
BR9814872-9A
Other languages
English (en)
Portuguese (pt)
Inventor
Joseph M Vorih
David B Smith
Martin A Iwamuro
Wayne A Falce
Original Assignee
Diesel Engine Retarders 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 Diesel Engine Retarders Inc filed Critical Diesel Engine Retarders Inc
Publication of BR9814872A publication Critical patent/BR9814872A/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
    • F02D13/0273—Multiple actuations of a valve within an engine cycle
    • 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
    • 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
    • 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
    • F02D13/0242—Variable control of the exhaust valves only
    • F02D13/0246—Variable control of the exhaust valves only changing valve lift or valve lift and timing
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/01—Internal exhaust gas recirculation, i.e. wherein the residual exhaust gases are trapped in the cylinder or pushed back from the intake or the exhaust manifold into the combustion chamber without the use of additional passages
    • 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
    • F01L2305/00—Valve arrangements comprising rollers

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)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
BR9814872-9A 1997-11-14 1998-11-13 Sistema de atuação de válvula para um motor de combustão interna BR9814872A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US6581697P 1997-11-14 1997-11-14
PCT/US1998/024246 WO1999025970A1 (en) 1997-11-14 1998-11-13 Lost motion hydraulic overhead with integrated retarding

Publications (1)

Publication Number Publication Date
BR9814872A true BR9814872A (pt) 2000-10-03

Family

ID=22065298

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9814872-9A BR9814872A (pt) 1997-11-14 1998-11-13 Sistema de atuação de válvula para um motor de combustão interna

Country Status (5)

Country Link
EP (1) EP1030964A1 (ko)
JP (1) JP4163856B2 (ko)
KR (1) KR20010024636A (ko)
BR (1) BR9814872A (ko)
WO (1) WO1999025970A1 (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006002145A1 (de) * 2006-01-17 2007-07-19 Daimlerchrysler Ag Gaswechselventilbetätigungsvorrichtung
FI123759B (en) * 2012-03-09 2013-10-31 Waertsilae Finland Oy Ventilaktuatorarrangemang
EP3189218B1 (en) * 2014-09-04 2020-01-01 Jacobs Vehicle Systems, Inc. System comprising a pumping assembly operatively connected to a valve actuation motion source or valve train component
JP6619509B2 (ja) * 2015-09-29 2019-12-11 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 ラッシュ防止バルブ作動運動を含むエンジンバルブ作動用のシステム
BR112022021636A2 (pt) * 2020-05-04 2022-12-06 Jacobs Vehicle Systems Inc Sistema de atuação de válvula compreendendo movimento perdido e componentes de transferência de alta elevação em um caminho de carga de movimento principal
US11333048B1 (en) 2020-12-18 2022-05-17 Caterpillar Inc. Hydro-mechanical module for engine valve actuation system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5746175A (en) * 1995-08-08 1998-05-05 Diesel Engine Retarders, Inc. Four-cycle internal combustion engines with two-cycle compression release braking
JP4129489B2 (ja) * 1995-08-08 2008-08-06 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 カムと電子液圧エンジンバルブとの組み合わせ制御を有する内燃機関
SE512116C2 (sv) * 1995-11-24 2000-01-24 Volvo Ab Avgasventilmekanism i en förbränningsmotor
US5787859A (en) * 1997-02-03 1998-08-04 Diesel Engine Retarders, Inc. Method and apparatus to accomplish exhaust air recirculation during engine braking and/or exhaust gas recirculation during positive power operation of an internal combustion engine

Also Published As

Publication number Publication date
EP1030964A1 (en) 2000-08-30
JP4163856B2 (ja) 2008-10-08
WO1999025970A1 (en) 1999-05-27
KR20010024636A (ko) 2001-03-26
JP2001523790A (ja) 2001-11-27

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Legal Events

Date Code Title Description
FF Decision: intention to grant
B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time