JP2005127317A - 捩じりエネルギ供給装置 - Google Patents

捩じりエネルギ供給装置 Download PDF

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Publication number
JP2005127317A
JP2005127317A JP2004267796A JP2004267796A JP2005127317A JP 2005127317 A JP2005127317 A JP 2005127317A JP 2004267796 A JP2004267796 A JP 2004267796A JP 2004267796 A JP2004267796 A JP 2004267796A JP 2005127317 A JP2005127317 A JP 2005127317A
Authority
JP
Japan
Prior art keywords
cam lobe
torsional energy
cam
camshaft
supply device
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
JP2004267796A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005127317A5 (https=
Inventor
Roger T Simpson
ロジャー・ティー・シンプソン
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.)
BorgWarner Inc
Original Assignee
BorgWarner 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 BorgWarner Inc filed Critical BorgWarner Inc
Publication of JP2005127317A publication Critical patent/JP2005127317A/ja
Publication of JP2005127317A5 publication Critical patent/JP2005127317A5/ja
Pending legal-status Critical Current

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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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/14—Tappets; Push rods
    • F01L1/143—Tappets; Push rods for use with overhead camshafts
    • 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
    • F01L1/0532—Camshafts overhead type the cams being directly in contact with the driven valve
    • 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
    • F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
    • F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
    • F01L1/34409—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear by torque-responsive means
    • 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
    • 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
    • F01L1/462—Valve return spring arrangements
    • 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
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • 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
    • F01L2001/0478—Torque pulse compensated camshafts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Gears, Cams (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
JP2004267796A 2003-10-27 2004-09-15 捩じりエネルギ供給装置 Pending JP2005127317A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US51504403P 2003-10-27 2003-10-27
US10/918,781 US6978749B2 (en) 2003-10-27 2004-08-13 Means to add torsional energy to a camshaft

Publications (2)

Publication Number Publication Date
JP2005127317A true JP2005127317A (ja) 2005-05-19
JP2005127317A5 JP2005127317A5 (https=) 2005-08-18

Family

ID=34426327

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004267796A Pending JP2005127317A (ja) 2003-10-27 2004-09-15 捩じりエネルギ供給装置

Country Status (3)

Country Link
US (1) US6978749B2 (https=)
EP (1) EP1528227A1 (https=)
JP (1) JP2005127317A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013540241A (ja) * 2010-10-21 2013-10-31 ボーグワーナー インコーポレーテッド バルブカバーまたは軸受ブリッジに組み込まれた追加のばねおよびフォロア機構

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003267118A1 (en) * 2002-09-10 2004-04-30 Axesstel, Inc. Enhanced mobility wireless local loop phone
DE102005049774A1 (de) * 2005-10-18 2007-04-19 Robert Bosch Gmbh Vorrichtung zum Betätigen eines Gaswechselventils einer Brennkraftmaschine
US20070163243A1 (en) * 2006-01-17 2007-07-19 Arvin Technologies, Inc. Exhaust system with cam-operated valve assembly and associated method
ES2746216T3 (es) * 2013-07-05 2020-03-05 Stopak India Pvt Ltd Válvula de inflado
FR3014515B1 (fr) * 2013-12-09 2016-07-01 Renault Sa Dispositif de regulation de la rotation d'un arbre, notamment dans le domaine automobile
WO2019082198A1 (en) 2017-10-27 2019-05-02 Stopak India Pvt. Ltd. INFLATION VALVE
DE102019005036A1 (de) * 2019-07-18 2021-01-21 Neumayer Tekfor Engineering Gmbh Nocken für eine Nockenwelle

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0617630A (ja) * 1992-07-03 1994-01-25 Otix:Kk 可変バルブタイミング・リフト機構

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3853101A (en) * 1973-05-15 1974-12-10 E Iskenderian Integrated rocker arm return spring and valve stem shield
US5002023A (en) 1989-10-16 1991-03-26 Borg-Warner Automotive, Inc. Variable camshaft timing for internal combustion engine
US5040500A (en) 1990-08-02 1991-08-20 Borg-Warner Automotive, Inc. Torque pulse compensated camshaft
GB2247935A (en) * 1990-09-12 1992-03-18 Ford Motor Co Camshaft drive mechanism
US5107805A (en) 1991-07-18 1992-04-28 Borg-Warner Automotive Transmission & Engine Components Corporation Camshaft with extra cam to increase the magnitude of torque pulsations therein
FR2688563B1 (fr) 1992-03-11 1995-06-16 Renault Dispositif pour equilibrer un arbre d'entrainement de moteur a combustion interne.
US5235939A (en) 1992-11-05 1993-08-17 Ford Motor Company Automotive engine torsional pulse enhancer
EP0677647B1 (en) 1994-04-12 1999-11-17 Unisia Jecs Corporation Cylinder valve drive for internal combustion engine
JP3201147B2 (ja) 1994-06-14 2001-08-20 いすゞ自動車株式会社 ４サイクル４気筒エンジンの動弁装置
JP3742143B2 (ja) * 1996-04-19 2006-02-01 株式会社三共製作所 変動トルク相殺装置
JP3488585B2 (ja) 1996-12-19 2004-01-19 トヨタ自動車株式会社 内燃機関の動弁装置
FR2767154B1 (fr) 1997-08-05 1999-09-24 Renault Dispositif d'equilibrage d'un arbre a cames par compensation de couples
US5873335A (en) 1998-01-09 1999-02-23 Siemens Automotive Corporation Engine valve actuation control system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0617630A (ja) * 1992-07-03 1994-01-25 Otix:Kk 可変バルブタイミング・リフト機構

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013540241A (ja) * 2010-10-21 2013-10-31 ボーグワーナー インコーポレーテッド バルブカバーまたは軸受ブリッジに組み込まれた追加のばねおよびフォロア機構

Also Published As

Publication number Publication date
US20050087160A1 (en) 2005-04-28
EP1528227A1 (en) 2005-05-04
US6978749B2 (en) 2005-12-27

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