WO2010040440A1 - Dispositif de réglage de phase - Google Patents

Dispositif de réglage de phase Download PDF

Info

Publication number
WO2010040440A1
WO2010040440A1 PCT/EP2009/006570 EP2009006570W WO2010040440A1 WO 2010040440 A1 WO2010040440 A1 WO 2010040440A1 EP 2009006570 W EP2009006570 W EP 2009006570W WO 2010040440 A1 WO2010040440 A1 WO 2010040440A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
housing part
phase adjustment
phasenverstellvorrichtung
partially
Prior art date
Application number
PCT/EP2009/006570
Other languages
German (de)
English (en)
Inventor
Gaby Frankowiak
Thomas Gramkow
Michael Wagenplast
Original Assignee
Daimler Ag
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 Daimler Ag filed Critical Daimler Ag
Priority to CN200980140084.6A priority Critical patent/CN102177318B/zh
Priority to JP2011530386A priority patent/JP5396625B2/ja
Priority to EP09778451A priority patent/EP2331796A1/fr
Publication of WO2010040440A1 publication Critical patent/WO2010040440A1/fr
Priority to US13/066,159 priority patent/US20110192366A1/en

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
    • F01L2001/34426—Oil control 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
    • F01L1/34—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
    • F01L2001/34426—Oil control valves
    • F01L2001/34433—Location oil control 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
    • F01L1/34—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

Definitions

  • the invention relates to a phase adjustment device according to the preamble of claim 1.
  • Phasenverstellvoriquesen in particular Ventiltriebphasenverstellvor- directions, with a Phasenverstellü having a housing part, a drive means and to the drive means phase-adjustable output means known.
  • the invention is in particular the object of providing a Phasenverstellvoroplasty with a particularly compact design. It is achieved according to the invention by the features of claim 1. Further embodiments emerge from the subclaims.
  • a Phasenverstellvorutter in particular a Ventiltriebpha- senverstellvorutter, with a Phasenverstellech having a housing part, a drive means and to the drive means phase-adjustable output means, and with a Steueraktuatoranitatisaku, which is intended to arrange a basic unit of a Steueraktuatorü at least partially in the housing part , proposed.
  • An inventive design a space between the Phasenverstelltechnik and the Steueraktuatorü can be reduced, whereby a Phasenverstellvortechnisch can be realized with a particularly compact space.
  • actuator unit should be understood to mean, in particular, a unit by means of which a control variable, such as a travel range, can be adjusted as a function of a control signal of a control unit.
  • a “basic unit” is to be understood in particular as a unit of fixedly locatable parts of the control actuator unit, such as in particular a unit with a control actuator housing and / or a control actuator stator.
  • the stationary base unit is provided to drive a movable part of the Steueraktuatorü, such as a Steueraktuatoranker and / or an actuating pin.
  • the housing part is non-rotatably connected to the drive means and / or the output means. As a result, the housing part can be easily connected to the Phasenverstelltechnik.
  • the housing part has a recess which is provided to receive the base unit of the Steueraktuatorü.
  • the basic unit can be easily arranged within the housing part.
  • a “recess” of a component is to be understood in particular to mean a region which is completely surrounded by the component in at least one cutting plane, in particular by a “recess” and an interior space within a component.
  • receiving a further component is to be understood, in particular, that a further component is arranged in a recess of a first component, that is to say that in at least one sectional plane the further component is arranged in a region that is completely surrounded by the first component.
  • the phase adjustment unit has a valve unit which is intended to be controlled by means of the control actuator unit.
  • the valve unit has a valve slide, which is intended to be switched by means of the Verstellaktuatorü.
  • the phase adjustment device has a cover unit which is provided to close off the phase adjustment unit and which has at least one recess which is provided to receive the valve unit.
  • valve unit has a central valve which is at least partially provided to connect the output means with a drive shaft is particularly advantageous. This makes it possible to dispense with an additional fastening means, such as a separate fastening screw, whereby an attachment of the drive shaft can be achieved, which allows a compact design of the Phasenverstellvorraum. It is further proposed that the valve unit has a contour recess for a screwing tool, which is at least partially provided to receive a valve spool.
  • a "contour cutout” is to be understood in particular as meaning a cutout which has a rotationally asymmetrical contour for transmitting tightening torques Such a configuration can be used to find an arrangement for the valve slide which is particularly advantageous in terms of installation space a TORX trained.
  • the phase adjustment device has a Steueraktuatorgephaseu- se, which is at least partially disposed in the housing part at least in an assembled state.
  • a Steueraktuatorgepuse is arranged stationary and assigned to the basic unit of the Steueraktuatortician.
  • the Phasenverstellvorraum further comprises an electromagnetic control actuator, which is at least partially disposed in the housing part at least in an assembled state. This allows a particularly compact design can be achieved.
  • the phase adjustment device comprises a Steueraktua- torstator and / or a Steueraktuatoranker, which is at least partially disposed in a state in the housing part.
  • the space can be reduced particularly advantageous.
  • the control actuator stator is assigned to the basic unit of the control actuator unit.
  • the housing part is at least partially provided for an additional phase adjustment unit.
  • the additional phase adjustment unit can likewise be advantageously protected.
  • an additional adjustment force for adjusting the phase position can be provided, as a result of which an error susceptibility of the phase adjustment device can be reduced.
  • the phase adjustment device has at least one mechanical phase adjustment means, which is arranged at least partially in the housing part.
  • a particularly error-free phase adjustment unit can be provided by means of the phase adjustment means.
  • a "mechanical phase adjustment means” is to be understood in particular as an adjustment means, in which Adjusting force is dispensed with a hydraulic, pneumatic, electric and / or magnetic actuator.
  • the phase adjustment means comprises a spring means. This allows a particularly simple mechanical Phasenverstellstoff be realized.
  • the mechanical phase adjustment means is provided to receive at least a part of the basic unit.
  • a space can be used advantageously, whereby in particular an axial space can be kept low.
  • the phase adjustment unit has a coupling means which is provided to rotatably couple the basic unit of the Steueraktuatorü and the Phasenverstellech with each other.
  • the basic unit of the Steueraktuatorü can be arranged in a particularly simple stationary, whereby a particularly simple connection of the Steueraktuatorü is possible to a control unit.
  • FIG. 3 shows a cross section through a valve unit of the phase adjustment device and
  • FIG. 4 shows a perspective view of the valve unit.
  • FIG. 1 shows an illustration of a phase adjustment device according to the invention, which is designed as a motor vehicle phase adjustment device for an internal combustion engine of a motor vehicle.
  • the phase adjustment device has a drive means 12 and a driven means 13, which are phase-adjustable to each other.
  • the phase adjustment device has a hydraulic phase adjustment unit 10.
  • the output means 13 is rotatably connected to a drive shaft 22 connectable.
  • the shoot shaft 22 is formed as a camshaft.
  • the drive means 12 is coupled by means of a gear 33 with a crankshaft, not shown, of the internal combustion engine.
  • the phase adjustment unit 10 has a vane-cell adjuster 34. Furthermore, the phase adjustment unit 10 has a valve unit 18, by means of which the phase adjustment unit 10 is controlled.
  • the diegelzellenversteller 34 has pressure chambers 35, of which a part for an adjustment in a first adjustment direction and a part for an adjustment in a second adjustment direction are formed. Each of the pressure chambers 35 is limited in a partial area by the drive means 12 and in a partial area by the output means 13. In the axial direction, the pressure chambers 35 are limited by a cover unit 19.
  • the pressure chambers 35 of the rempligelzellenverstellers 34 are connected by means of the valve unit 18 with a resource not shown in detail. The phase position is adjusted by a targeted admission of the pressure chambers 35 with an operating medium pressure.
  • the valve unit 18 has a central valve 21.
  • the valve unit 18 is non-rotatably coupled to the output unit 13.
  • a valve housing 36 of the valve unit 18 is designed as a fastening screw, by means of which the output means 13 of the phase adjustment unit 10 is non-rotatably connected to the drive shaft 22.
  • one end of the valve housing 36 is formed as a contoured recess 23, into which a complementary configured screwing tool can be inserted.
  • the contour recess 23 is formed as a TORX.
  • a valve spool 24, by means of which the valve unit 18 is controlled, is partially disposed within the contour recess 23.
  • the valve spool 24 is arranged axially displaceable and connects depending on a switching position Radiomittekanäle 37 with each other, by means of which the pressure chambers 35 can be connected to the resource source or with each other.
  • the cover unit 19 is disc-shaped and has a central recess 20.
  • the central valve 21 of the valve unit 18 is arranged partially in the recess 20. In partial areas, the central valve 21 and the recess 20 have a same diameter.
  • a bearing unit is formed, by means of which the valve unit 18 is mounted in the cover unit 19.
  • the bearing unit is designed as a sliding bearing.
  • the phase adjustment device For actuating the valve unit 18, the phase adjustment device has a control actuator unit 16.
  • the control actuator unit 16 is provided on one side of the valve unit 18. ordered, which is remote from the drive shaft 22.
  • the valve spool 24 can be moved in a first axial direction.
  • the valve unit 18 has a spring means 38 which provides a spring force which is opposite to an actuator force of the control actuator unit 16.
  • the Steueraktuatortician 16 has a stationary arranged base unit 15.
  • the base unit 15 has a Steueraktuatorgephaseuse 25 and parts of an electromagnetic Steueraktuators 26. Parts of the control actuator 26 are disposed in the control actuator housing 25.
  • the Steueraktuatorgephaseuse 25 is fixed by means of a connection unit 39 can be arranged.
  • the connecting unit 39 is provided to connect the Steueraktuatorgephaseuse 25 with the internal combustion engine.
  • the control actuator 26 has a Steueraktuatorstator 27 which is fixedly connected to the Steueraktuatorgephaseuse 25.
  • the Steueraktuatorstator 27 includes an electrical coil for generating an electric field.
  • the control actuator 26 has a Steueraktuatoranker 28 which is disposed within the Steueraktuatorstators 27.
  • the control actuator armature 28 includes a permanent magnet.
  • the Steueraktuatoranker 28 is provided only for axial displacement.
  • a bearing unit by means of which the control actuator armature 28 is mounted so as to be axially displaceable, inhibits a rotary movement of the control actuator armature 28.
  • the control actuator armature 28 and the valve slide 24, which is non-rotatably connected to the output means 13 of the phase adjustment unit 10, are connected by means of an actuation pin 40 and a coupling means 32 rotatably coupled together. By means of the coupling means 32, the actuator force of the control actuator 26 is transmitted to the valve spool 24 of the valve unit 18.
  • the coupling means 32 is formed by means of a ball arranged between two surfaces.
  • the first surface is connected to the valve spool 24. It is designed as a flat surface.
  • the second surface is connected to the actuating pin 40, which is connected by means of the Steueraktuatorü 16.
  • the second surface has a recess in which the ball is arranged. A depth of the recess is less than one Diameter of the ball. A contact area between the ball and the adjacent surfaces is minimal, whereby a coupling for an axial movement and a simultaneous decoupling is realized for a rotational movement.
  • the Steueraktuatortician 16 is connected by means of a Steueraktuatoranitatisaku 14 to the Phasenverstelliser 10.
  • the phase adjustment unit 10 has a housing 41 which is non-rotatably connected to the drive means 12 of the phase adjustment unit 10.
  • the housing 41 is formed by means of a housing part 11 and the cover unit 19.
  • the cover unit 19 is rotatably connected to the drive means 12.
  • the housing part 11 is substantially cylindrical and defines the housing 41 in the radial direction.
  • the cover unit 19 closes off the housing 41 in the direction of the phase adjustment unit 10.
  • the housing 41 is open.
  • the housing 41 in particular protects the valve unit 18.
  • the housing part 11 has a central recess 17 which can receive a part of the basic unit 15 or in which the part of the basic unit 15 is arranged in the assembled state.
  • the housing part 11 or the housing 41 and the basic unit 15 of the Steueraktuatortician 16 are arranged axially overlapping in the mounted state. In the radial direction, the housing part 11 and the base unit 15 are spaced from each other.
  • the Steueraktuatorgeophuse 25 of the base unit 15 is partially disposed in the recess 17 of the housing part 11.
  • the actuating pin 40 of the Steueraktuatortician 16 also protrudes into the recess 17 of the housing part 11.
  • the coupling means 32 is arranged for the most part within the recess 17.
  • the bistuatorstator 27 of the base unit 15 is also partially disposed in the recess 17.
  • the bistuatoranker 28 is disposed within the recess 17 at least in an operating state in which it is extended.
  • a cross-sectional area oriented perpendicular to an actuation direction of the control actuator unit 16 comprises the control actuator housing 25 and the control actuator armature 28 of the base unit 15, the coupling means 32 and the housing part 11.
  • the additional phase adjustment unit 29 includes a mechanical phase adjustment means 30, which can generate a relative moment between the drive means 12 and the output means 13 for adjusting the phase position between the drive means 12 and the output means 13.
  • a phase adjustment is supported by the Phasenverstellmaschine 10 for an adjustment.
  • the phase adjustment means 30 comprises a spring means 31.
  • the spring means 31 is formed as a spiral spring.
  • the spring means 31 is arranged in a radial gap between the housing part 11 and the base unit 15.
  • the base unit 15, the housing part 11 and the spring means 31 are arranged nested one inside the other.
  • the spring means 31 of the additional phase adjustment unit 29 is tensioned.
  • the spring means 31 causes an adjusting force for an adjustment of the phase position in the second adjustment direction, which is opposite to the first adjustment direction.

Landscapes

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

Abstract

L'invention concerne un dispositif de réglage de phase, en particulier un dispositif de réglage de phase de mécanisme de distribution, pourvu d'une unité de réglage de phase (10) qui comporte au moins une partie carter (11), un moyen d'entraînement (12) et un moyen entraîné (13) à phase réglable par rapport au moyen d'entraînement (12), et d'une unité de liaison d'actionneur de commande (14) qui est prévue pour disposer une unité de base (15) d'une unité d'actionneur de commande (16) au moins en partie dans la partie carter (11).
PCT/EP2009/006570 2008-10-11 2009-09-10 Dispositif de réglage de phase WO2010040440A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN200980140084.6A CN102177318B (zh) 2008-10-11 2009-09-10 相位调整装置
JP2011530386A JP5396625B2 (ja) 2008-10-11 2009-09-10 位相調整装置
EP09778451A EP2331796A1 (fr) 2008-10-11 2009-09-10 Dispositif de réglage de phase
US13/066,159 US20110192366A1 (en) 2008-10-11 2011-04-07 Phase adjustment device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008051386A DE102008051386A1 (de) 2008-10-11 2008-10-11 Phasenverstellvorrichtung
DE102008051386.5 2008-10-11

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US13/066,159 Continuation-In-Part US20110192366A1 (en) 2008-10-11 2011-04-07 Phase adjustment device

Publications (1)

Publication Number Publication Date
WO2010040440A1 true WO2010040440A1 (fr) 2010-04-15

Family

ID=41395986

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/006570 WO2010040440A1 (fr) 2008-10-11 2009-09-10 Dispositif de réglage de phase

Country Status (6)

Country Link
US (1) US20110192366A1 (fr)
EP (1) EP2331796A1 (fr)
JP (1) JP5396625B2 (fr)
CN (1) CN102177318B (fr)
DE (1) DE102008051386A1 (fr)
WO (1) WO2010040440A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012208812B4 (de) * 2012-05-25 2018-02-01 Schaeffler Technologies AG & Co. KG Steuerventil eines Nockenwellenverstellers
DE102012221876B4 (de) * 2012-11-29 2021-01-07 Schaeffler Technologies AG & Co. KG Nockenwellenverstellvorrichtung
US9587526B2 (en) * 2014-07-25 2017-03-07 Delphi Technologies, Inc. Camshaft phaser
DE102015200974A1 (de) * 2015-01-22 2016-01-21 Schaeffler Technologies AG & Co. KG Steuerventil mit tiefgezogenem Zentralgehäuse

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3930157A1 (de) * 1989-09-09 1991-03-21 Bosch Gmbh Robert Einrichtung zur verstellung der drehwinkelzuordnung einer nockenwelle zu ihrem antriebselement
DE19817319A1 (de) 1998-04-18 1999-10-28 Daimler Chrysler Ag Nockenwellenversteller für Brennkraftmaschinen
EP1365114A2 (fr) * 2002-05-21 2003-11-26 Delphi Technologies, Inc. Déphaseur dont le rotor comprend des ailettes disposées de façon asymétrique
US20040226526A1 (en) * 2003-05-12 2004-11-18 Hydraulik-Ring Gmbh Camshaft adjuster for internal combustion engines of motor vehicles
EP1596040A2 (fr) * 2004-05-14 2005-11-16 INA-Schaeffler KG Déphaseur d'arbre à cames
DE102005048732A1 (de) * 2005-10-12 2007-04-19 Schaeffler Kg Hydraulisches Wegeventil
DE102006031517A1 (de) * 2006-07-07 2008-01-10 Schaeffler Kg Schalteinrichtung für eine druckölbetätigte Nockenwellenstellvorrichtung, sowie Montageverfahren zum Einbau derselben in eine Brennkraftmaschine

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Publication number Priority date Publication date Assignee Title
DE3810804A1 (de) * 1988-03-30 1989-10-19 Daimler Benz Ag Vorrichtung zur relativen winkelverstellung zwischen zwei in antriebsverbindung stehenden wellen
US5119691A (en) * 1989-10-10 1992-06-09 General Motors Corporation Hydraulic phasers and valve means therefor
JPH0547309U (ja) * 1991-11-28 1993-06-22 株式会社ユニシアジェックス 内燃機関のバルブタイミング制御装置
JP3937164B2 (ja) * 2002-04-19 2007-06-27 株式会社デンソー バルブタイミング調整装置
DE10248351A1 (de) * 2002-10-17 2004-04-29 Ina-Schaeffler Kg Elektrisch angetriebener Nockenwellenversteller
US6883479B2 (en) * 2002-11-04 2005-04-26 Borgwarner Inc. VCT phaser having an electromagnetic lock system for shift and lock operation
DE102007020526A1 (de) * 2007-05-02 2008-11-06 Schaeffler Kg Nockenwellenversteller für eine Brennkraftmaschine mit verbesserter Ausführung der Druckräume

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3930157A1 (de) * 1989-09-09 1991-03-21 Bosch Gmbh Robert Einrichtung zur verstellung der drehwinkelzuordnung einer nockenwelle zu ihrem antriebselement
DE19817319A1 (de) 1998-04-18 1999-10-28 Daimler Chrysler Ag Nockenwellenversteller für Brennkraftmaschinen
EP1365114A2 (fr) * 2002-05-21 2003-11-26 Delphi Technologies, Inc. Déphaseur dont le rotor comprend des ailettes disposées de façon asymétrique
US20040226526A1 (en) * 2003-05-12 2004-11-18 Hydraulik-Ring Gmbh Camshaft adjuster for internal combustion engines of motor vehicles
EP1596040A2 (fr) * 2004-05-14 2005-11-16 INA-Schaeffler KG Déphaseur d'arbre à cames
DE102005048732A1 (de) * 2005-10-12 2007-04-19 Schaeffler Kg Hydraulisches Wegeventil
DE102006031517A1 (de) * 2006-07-07 2008-01-10 Schaeffler Kg Schalteinrichtung für eine druckölbetätigte Nockenwellenstellvorrichtung, sowie Montageverfahren zum Einbau derselben in eine Brennkraftmaschine

Also Published As

Publication number Publication date
US20110192366A1 (en) 2011-08-11
JP5396625B2 (ja) 2014-01-22
CN102177318A (zh) 2011-09-07
CN102177318B (zh) 2013-09-11
JP2012505334A (ja) 2012-03-01
DE102008051386A1 (de) 2010-04-15
EP2331796A1 (fr) 2011-06-15

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