EP1149988A3 - Verfahren und Vorrichtung für einen zweistufigen Nockenprofilwechsel - Google Patents

Verfahren und Vorrichtung für einen zweistufigen Nockenprofilwechsel Download PDF

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Publication number
EP1149988A3
EP1149988A3 EP01201493A EP01201493A EP1149988A3 EP 1149988 A3 EP1149988 A3 EP 1149988A3 EP 01201493 A EP01201493 A EP 01201493A EP 01201493 A EP01201493 A EP 01201493A EP 1149988 A3 EP1149988 A3 EP 1149988A3
Authority
EP
European Patent Office
Prior art keywords
shaft
pin
disposed
bore
defines
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
EP01201493A
Other languages
English (en)
French (fr)
Other versions
EP1149988A2 (de
EP1149988B1 (de
Inventor
Mark. J. Spath
Hermes A. Fernandez
Nick J. Hendriksma
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.)
Delphi Technologies Inc
Original Assignee
Delphi Technologies 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 Delphi Technologies Inc filed Critical Delphi Technologies Inc
Publication of EP1149988A2 publication Critical patent/EP1149988A2/de
Publication of EP1149988A3 publication Critical patent/EP1149988A3/de
Application granted granted Critical
Publication of EP1149988B1 publication Critical patent/EP1149988B1/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
    • 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
    • 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
    • F01L1/185—Overhead end-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
    • F01L13/0015—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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F01L2001/186—Split rocking arms, e.g. rocker arms having two articulated parts and means for varying the relative position of these parts or for selectively connecting the parts to move in unison
    • 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)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Valve Device For Special Equipments (AREA)
EP01201493A 2000-04-26 2001-04-25 Verfahren und Vorrichtung für einen zweistufigen Nockenprofilwechsel Expired - Lifetime EP1149988B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US19971600P 2000-04-26 2000-04-26
US199716P 2000-04-26

Publications (3)

Publication Number Publication Date
EP1149988A2 EP1149988A2 (de) 2001-10-31
EP1149988A3 true EP1149988A3 (de) 2001-11-14
EP1149988B1 EP1149988B1 (de) 2005-11-02

Family

ID=22738725

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01201493A Expired - Lifetime EP1149988B1 (de) 2000-04-26 2001-04-25 Verfahren und Vorrichtung für einen zweistufigen Nockenprofilwechsel

Country Status (2)

Country Link
EP (1) EP1149988B1 (de)
DE (1) DE60114501T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR0206404A (pt) * 2001-11-14 2004-02-10 Ina Schaeffler Kg Alavanca de arrasto de uma propulsão de válvula de um motor de combustão interna
WO2003042510A1 (de) * 2001-11-14 2003-05-22 Ina-Schaeffler Kg Schlepphebel eines ventiltriebs einer brennkraftmaschine
US6758180B2 (en) * 2001-12-04 2004-07-06 Delphi Technologies, Inc. Pinless roller finger follower
WO2005093224A1 (en) 2004-03-03 2005-10-06 Timken Us Corporation Switching finger follower assembly
WO2007035673A2 (en) 2005-09-16 2007-03-29 Timken Us Corporation Switching finger follower assembly
US20090126527A1 (en) * 2007-11-21 2009-05-21 Bauman William D Bearing design for a roller finger follower
DE102010011828A1 (de) 2010-03-18 2011-09-22 Schaeffler Technologies Gmbh & Co. Kg Schaltbarer Hebel für einen Ventiltrieb einer Brennkraftmaschine
EP2653673A1 (de) 2012-04-19 2013-10-23 Eaton S.r.l. Schaltbarer Kipphebel
DE102015015087A1 (de) 2015-11-20 2017-05-24 Man Truck & Bus Ag Variabler Ventiltrieb mit einem Kipphebel
RO132154A2 (ro) 2016-03-21 2017-09-29 Schaeffler Technologies AG & Co.KG Aranjament de comutare cu came

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5159905A (en) * 1990-10-03 1992-11-03 Nissan Motor Co., Ltd. Variable cam engine
JPH0571318A (ja) * 1991-09-11 1993-03-23 Nissan Motor Co Ltd 内燃機関のロツカアーム
EP0607918A1 (de) * 1993-01-18 1994-07-27 Honda Giken Kogyo Kabushiki Kaisha Ventiltriebvorrichtung für Brennkraftmaschine mit einziger obenliegender Nockenwelle
DE4444499A1 (de) * 1994-04-14 1995-10-19 Schaeffler Waelzlager Kg Vorrichtung zur gleichzeitigen Betätigung von zumindest zwei Gaswechselventilen
FR2731043A1 (fr) * 1995-02-24 1996-08-30 Renault Dispositif de distribution variable pour moteur a combustion interne

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5159905A (en) * 1990-10-03 1992-11-03 Nissan Motor Co., Ltd. Variable cam engine
JPH0571318A (ja) * 1991-09-11 1993-03-23 Nissan Motor Co Ltd 内燃機関のロツカアーム
EP0607918A1 (de) * 1993-01-18 1994-07-27 Honda Giken Kogyo Kabushiki Kaisha Ventiltriebvorrichtung für Brennkraftmaschine mit einziger obenliegender Nockenwelle
DE4444499A1 (de) * 1994-04-14 1995-10-19 Schaeffler Waelzlager Kg Vorrichtung zur gleichzeitigen Betätigung von zumindest zwei Gaswechselventilen
FR2731043A1 (fr) * 1995-02-24 1996-08-30 Renault Dispositif de distribution variable pour moteur a combustion interne

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 017, no. 392 (M - 1450) 22 July 1993 (1993-07-22) *

Also Published As

Publication number Publication date
DE60114501D1 (de) 2005-12-08
EP1149988A2 (de) 2001-10-31
DE60114501T2 (de) 2006-04-27
EP1149988B1 (de) 2005-11-02

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