EP2469048A3 - Camshaft adjuster - Google Patents

Camshaft adjuster Download PDF

Info

Publication number
EP2469048A3
EP2469048A3 EP11181846A EP11181846A EP2469048A3 EP 2469048 A3 EP2469048 A3 EP 2469048A3 EP 11181846 A EP11181846 A EP 11181846A EP 11181846 A EP11181846 A EP 11181846A EP 2469048 A3 EP2469048 A3 EP 2469048A3
Authority
EP
European Patent Office
Prior art keywords
camshaft adjuster
proposal
sleeves
stator
rotor
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
EP11181846A
Other languages
German (de)
French (fr)
Other versions
EP2469048A2 (en
EP2469048B1 (en
Inventor
Jürgen Weber
Stefan Schelter
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.)
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler Technologies AG and Co 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 Technologies AG and Co KG filed Critical Schaeffler Technologies AG and Co KG
Publication of EP2469048A2 publication Critical patent/EP2469048A2/en
Publication of EP2469048A3 publication Critical patent/EP2469048A3/en
Application granted granted Critical
Publication of EP2469048B1 publication Critical patent/EP2469048B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01L1/34—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
    • F01L1/3442—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 using hydraulic chambers with variable volume to transmit the rotating force
    • 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
    • F01L1/3442—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 using hydraulic chambers with variable volume to transmit the rotating force
    • F01L2001/34423—Details relating to the hydraulic feeding circuit
    • 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
    • F01L1/3442—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 using hydraulic chambers with variable volume to transmit the rotating force
    • F01L2001/3445—Details relating to the hydraulic means for changing the angular relationship
    • F01L2001/34453—Locking means between driving and driven members
    • F01L2001/34469—Lock movement parallel to camshaft axis
    • 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
    • F01L1/3442—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 using hydraulic chambers with variable volume to transmit the rotating force
    • F01L2001/3445—Details relating to the hydraulic means for changing the angular relationship
    • F01L2001/34483—Phaser return springs
    • 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
    • F01L2250/00—Camshaft drives characterised by their transmission means
    • F01L2250/04—Camshaft drives characterised by their transmission means the camshaft being driven by belts
    • 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
    • F01L2301/00—Using particular materials
    • 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
    • F01L2303/00—Manufacturing of components used in valve arrangements
    • F01L2303/01—Tools for producing, mounting or adjusting, e.g. some part of the distribution

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)

Abstract

Vorgeschlagen wird eine Anordnung eines Nockenwellenverstellers (1), welcher ein Antriebsrad (2), einen Stator (3) und einen Rotor (4) aufweist, wobei der Nockenwellenversteller (1) über koaxial zur Drehachse (22) angeordnete Hülsen (9, 10) zusammengehalten wird.

Figure imgaf001
The proposal is for an arrangement of a camshaft adjuster (1) which has a drive wheel (2), a stator (3) and a rotor (4), wherein the camshaft adjuster (1) has sleeves (9, 10) arranged coaxially with the axis of rotation (22). is held together.
Figure imgaf001
EP11181846.4A 2010-12-21 2011-09-19 Camshaft adjuster Not-in-force EP2469048B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102010063703A DE102010063703A1 (en) 2010-12-21 2010-12-21 Phaser

Publications (3)

Publication Number Publication Date
EP2469048A2 EP2469048A2 (en) 2012-06-27
EP2469048A3 true EP2469048A3 (en) 2013-01-23
EP2469048B1 EP2469048B1 (en) 2013-11-13

Family

ID=44883086

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11181846.4A Not-in-force EP2469048B1 (en) 2010-12-21 2011-09-19 Camshaft adjuster

Country Status (3)

Country Link
US (1) US20120152188A1 (en)
EP (1) EP2469048B1 (en)
DE (1) DE102010063703A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013203244A1 (en) * 2013-02-27 2014-08-28 Schaeffler Technologies Gmbh & Co. Kg Phaser
DE102013226466A1 (en) * 2013-12-18 2015-06-18 Schaeffler Technologies AG & Co. KG Construction principle of a split rotor for a hydraulic camshaft adjuster
DE102014200462A1 (en) 2014-01-14 2015-01-08 Schaeffler Technologies Gmbh & Co. Kg Phaser
DE102015204755A1 (en) 2015-03-17 2016-09-22 Schaeffler Technologies AG & Co. KG Method for producing a drive wheel for a camshaft adjuster and drive wheel for a camshaft adjuster
DE102016207177B3 (en) * 2016-04-27 2017-10-19 Schaeffler Technologies AG & Co. KG Camshaft adjuster with an axially wound torsion spring and a deformed, spring-guiding and pressure-tight sheet metal spring cover
WO2017212609A1 (en) * 2016-06-09 2017-12-14 三菱電機株式会社 Valve timing regulator
DE102016213797A1 (en) * 2016-07-27 2017-07-20 Schaeffler Technologies AG & Co. KG Phaser
DE102017114202B3 (en) * 2017-06-27 2018-09-20 Schaeffler Technologies AG & Co. KG Camshaft adjuster with a stator and a rotor with this concentric spring mount
KR102322288B1 (en) * 2017-06-29 2021-11-05 현대자동차주식회사 One Way Clutch type Continuously Variable Valve Timing Device and Engine System thereby
WO2020061739A1 (en) * 2018-09-25 2020-04-02 舍弗勒技术股份两合公司 Insertion piece for camshaft phaser and camshaft phaser
DE102019103161A1 (en) * 2019-02-08 2020-08-13 ECO Holding 1 GmbH Camshaft adjuster and method for assembling a camshaft adjuster
CN110513444A (en) * 2019-09-03 2019-11-29 绵阳富临精工机械股份有限公司 A kind of phaser lubricant passage way system
DE102020202647A1 (en) 2020-03-02 2021-09-02 Psa Automobiles Sa A rotor of a camshaft adjustment screwed to a camshaft, in which a thread of the screw connection is arranged opposite to a direction of rotation of the camshaft

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5090365A (en) * 1990-03-29 1992-02-25 Aisin Seiki Kabushiki Kaisha Variable valve timing system in an engine having a rotating cam-shaft
DE4402586A1 (en) * 1993-01-29 1994-08-11 Aisin Seiki Adjustable timing system
US5483930A (en) * 1993-05-19 1996-01-16 Nippondenso Co., Ltd. Valve timing control device
EP0702132A2 (en) * 1994-09-16 1996-03-20 Nippondenso Co., Ltd. Torque transmitting apparatus
DE19817319A1 (en) * 1998-04-18 1999-10-28 Daimler Chrysler Ag Camshaft setter for internal combustion engine
DE10054797A1 (en) * 2000-11-04 2002-05-08 Ina Schaeffler Kg Procedure for rotational angle adjustment of camshaft relative to crankshaft utilizes planet gear which reacts to torque moments of crankshaft or camshaft with self-locking providing no rotational angle adjustment takes place
DE10223431A1 (en) * 2002-05-25 2003-12-11 Ina Schaeffler Kg Internal combustion engine has hydraulic valve holders communicating with camshaft radial bearings via horizontal transverse passages on underside of cylinder head cover and vertical rising passages in bore walls of valve holders
EP1544419A1 (en) * 2003-12-16 2005-06-22 INA-Schaeffler KG Internal combustion engine with a hydraulic cam phaser having a stator made of sheet metal
DE102008057491A1 (en) * 2008-11-15 2010-05-20 Daimler Ag Camshaft adjusting device for changing phase relationship between camshaft and crankshaft, has fixation unit fixing structural unit at shaft, where respective portions of units exhibit identical heat expansion coefficients

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3937164B2 (en) * 2002-04-19 2007-06-27 株式会社デンソー Valve timing adjustment device
JP2008002324A (en) * 2006-06-21 2008-01-10 Hitachi Ltd Phase angle detector and valve timing controller of internal-combustion engine using the same
US7841311B2 (en) * 2008-01-04 2010-11-30 Hilite International Inc. Variable valve timing device
JP2009222036A (en) * 2008-03-19 2009-10-01 Hitachi Ltd Valve timing control device of internal combustion engine
DE102008029692B4 (en) 2008-06-24 2016-02-11 Hilite Germany Gmbh Built camshaft with a vane positioner and manufacturing process
DE102009042215B4 (en) * 2008-10-14 2018-06-07 Schaeffler Technologies AG & Co. KG Camshaft adjuster for a concentric camshaft
JP5440853B2 (en) * 2010-01-08 2014-03-12 アイシン精機株式会社 Valve timing control device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5090365A (en) * 1990-03-29 1992-02-25 Aisin Seiki Kabushiki Kaisha Variable valve timing system in an engine having a rotating cam-shaft
DE4402586A1 (en) * 1993-01-29 1994-08-11 Aisin Seiki Adjustable timing system
US5483930A (en) * 1993-05-19 1996-01-16 Nippondenso Co., Ltd. Valve timing control device
EP0702132A2 (en) * 1994-09-16 1996-03-20 Nippondenso Co., Ltd. Torque transmitting apparatus
DE19817319A1 (en) * 1998-04-18 1999-10-28 Daimler Chrysler Ag Camshaft setter for internal combustion engine
DE10054797A1 (en) * 2000-11-04 2002-05-08 Ina Schaeffler Kg Procedure for rotational angle adjustment of camshaft relative to crankshaft utilizes planet gear which reacts to torque moments of crankshaft or camshaft with self-locking providing no rotational angle adjustment takes place
DE10223431A1 (en) * 2002-05-25 2003-12-11 Ina Schaeffler Kg Internal combustion engine has hydraulic valve holders communicating with camshaft radial bearings via horizontal transverse passages on underside of cylinder head cover and vertical rising passages in bore walls of valve holders
EP1544419A1 (en) * 2003-12-16 2005-06-22 INA-Schaeffler KG Internal combustion engine with a hydraulic cam phaser having a stator made of sheet metal
DE102008057491A1 (en) * 2008-11-15 2010-05-20 Daimler Ag Camshaft adjusting device for changing phase relationship between camshaft and crankshaft, has fixation unit fixing structural unit at shaft, where respective portions of units exhibit identical heat expansion coefficients

Also Published As

Publication number Publication date
EP2469048A2 (en) 2012-06-27
DE102010063703A1 (en) 2012-06-21
EP2469048B1 (en) 2013-11-13
US20120152188A1 (en) 2012-06-21

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