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WO2008122477A8 - Schaltbares ventiltriebsteil - Google Patents

Schaltbares ventiltriebsteil Download PDF

Info

Publication number
WO2008122477A8
WO2008122477A8 PCT/EP2008/052938 EP2008052938W WO2008122477A8 WO 2008122477 A8 WO2008122477 A8 WO 2008122477A8 EP 2008052938 W EP2008052938 W EP 2008052938W WO 2008122477 A8 WO2008122477 A8 WO 2008122477A8
Authority
WO
WIPO (PCT)
Prior art keywords
bore
valve train
switchable valve
train part
housing
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.)
Ceased
Application number
PCT/EP2008/052938
Other languages
English (en)
French (fr)
Other versions
WO2008122477A1 (de
Inventor
Calin Petru Itoafa
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.)
IHO Holding GmbH and Co KG
Original Assignee
Schaeffler KG
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 Schaeffler KG filed Critical Schaeffler KG
Priority to AT08717684T priority Critical patent/ATE477402T1/de
Priority to DE502008001125T priority patent/DE502008001125D1/de
Priority to KR1020097020712A priority patent/KR101465280B1/ko
Priority to CN200880010625A priority patent/CN101680313A/zh
Priority to EP08717684A priority patent/EP2132419B1/de
Publication of WO2008122477A1 publication Critical patent/WO2008122477A1/de
Anticipated expiration legal-status Critical
Publication of WO2008122477A8 publication Critical patent/WO2008122477A8/de
Ceased 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
    • 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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/14—Tappets; Push rods
    • 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
    • F01L1/245—Hydraulic tappets
    • F01L1/25—Hydraulic tappets between cam and valve stem
    • 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
    • F01L13/0005—Deactivating 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
    • F01L2307/00—Preventing the rotation of tappets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Multiple-Way Valves (AREA)
  • Valve Device For Special Equipments (AREA)
  • Water Treatment By Sorption (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

Vorgeschlagen ist ein schaltbares Ventiltriebsteil (1) wie ein Tassenstößel, mit einem Gehäuse (2), in dessen Bohrung (3) ein demgegenüber relativ axial bewegliches Innenelement (4) verläuft, welches eine radial durchgehende Bohrung (6) mit zwei sich gegenüberliegenden Koppelkolben (7) hat, die für einen Koppelfall abschnittsweise mit je einer sichelartigen Materialfreistellung (14) in der Bohrung (3) des Gehäuses (2) in Eingriff bringbar sind.
PCT/EP2008/052938 2007-04-05 2008-03-12 Schaltbares ventiltriebsteil Ceased WO2008122477A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
AT08717684T ATE477402T1 (de) 2007-04-05 2008-03-12 Schaltbares ventiltriebsteil
DE502008001125T DE502008001125D1 (de) 2007-04-05 2008-03-12 Schaltbares ventiltriebsteil
KR1020097020712A KR101465280B1 (ko) 2007-04-05 2008-03-12 스위칭 가능한 밸브 트레인 부품
CN200880010625A CN101680313A (zh) 2007-04-05 2008-03-12 可控的阀动部件
EP08717684A EP2132419B1 (de) 2007-04-05 2008-03-12 Schaltbares ventiltriebsteil

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US91034707P 2007-04-05 2007-04-05
US60/910,347 2007-04-05
DE102007016739.5 2007-04-07
DE102007016739A DE102007016739A1 (de) 2007-04-07 2007-04-07 Schaltbares Ventiltriebsteil
US102007016739.5 2007-04-07

Publications (2)

Publication Number Publication Date
WO2008122477A1 WO2008122477A1 (de) 2008-10-16
WO2008122477A8 true WO2008122477A8 (de) 2009-12-03

Family

ID=39736266

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/052938 Ceased WO2008122477A1 (de) 2007-04-05 2008-03-12 Schaltbares ventiltriebsteil

Country Status (6)

Country Link
EP (1) EP2132419B1 (de)
KR (1) KR101465280B1 (de)
CN (1) CN101680313A (de)
AT (1) ATE477402T1 (de)
DE (2) DE102007016739A1 (de)
WO (1) WO2008122477A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9243521B2 (en) 2010-12-13 2016-01-26 Eaton Corporation Pump actuator anti-rotation device
USD701243S1 (en) 2011-12-13 2014-03-18 Eaton Corporation Pump actuator anti-rotation device
US11339688B2 (en) 2020-01-29 2022-05-24 Borgwarner, Inc. Variable camshaft timing valve assembly
DE112023002531T5 (de) * 2022-06-03 2025-05-15 Eaton Intelligent Power Limited CDA-Heber mit hydraulischer Steuerversorgung von außerhalb des Motorblocks

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2983991A (en) * 1956-02-23 1961-05-16 Chrysler Corp Valve tappet and method of making
US2963011A (en) * 1959-06-29 1960-12-06 Gen Motors Corp Valve lifter
DE4206166B4 (de) * 1991-03-14 2004-11-04 Volkswagen Ag Variabler Ventiltrieb für ein Hubventil einer Maschine
DE4225797C2 (de) * 1992-04-27 1995-01-05 Iav Motor Gmbh Ventiltrieb für Ladungswechselventile, vorzugsweise Einlaßventile, von Hubkolbenbrennkraftmaschinen
US5361733A (en) * 1993-01-28 1994-11-08 General Motors Corporation Compact valve lifters
GB9306221D0 (en) * 1993-03-25 1993-05-19 Lotus Car Valve control means
DE4314619A1 (de) 1993-05-04 1994-11-10 Schaeffler Waelzlager Kg Stößel
DE19804952A1 (de) * 1998-02-07 1999-08-12 Daimler Chrysler Ag Abschaltbarer Ventiltrieb für ein Gaswechselventil einer Brennkraftmaschine
DE19844202A1 (de) * 1998-09-26 2000-03-30 Schaeffler Waelzlager Ohg Schaltbarer Nockenfolger
US6321704B1 (en) * 1999-02-23 2001-11-27 Eaton Corporation Hydraulically actuated latching valve deactivation
DE19915532B4 (de) * 1999-04-07 2009-05-20 Schaeffler Kg Schaltbares Ventiltriebsglied
US7263956B2 (en) * 1999-07-01 2007-09-04 Delphi Technologies, Inc. Valve lifter assembly for selectively deactivating a cylinder
CA2479264C (en) * 2002-02-06 2010-06-29 Ina-Schaeffler Kg Switching element for a valve drive of an internal combustion engine
AU2003205602A1 (en) * 2002-02-06 2003-09-02 Ina-Schaeffler Kg Switch element for valve actuation in an internal combustion engine
DE102005020580B4 (de) * 2005-05-03 2017-06-14 Schaeffler Technologies AG & Co. KG Schaltbarer Nockenfolger

Also Published As

Publication number Publication date
KR101465280B1 (ko) 2014-11-26
WO2008122477A1 (de) 2008-10-16
EP2132419B1 (de) 2010-08-11
EP2132419A1 (de) 2009-12-16
CN101680313A (zh) 2010-03-24
DE502008001125D1 (de) 2010-09-23
KR20100015364A (ko) 2010-02-12
DE102007016739A1 (de) 2008-10-09
ATE477402T1 (de) 2010-08-15

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