EP3379042B1 - Déphaseur d'arbre à cames pour un dispositif d'arbre à cames et dispositif d'arbre à cames - Google Patents

Déphaseur d'arbre à cames pour un dispositif d'arbre à cames et dispositif d'arbre à cames Download PDF

Info

Publication number
EP3379042B1
EP3379042B1 EP18155989.9A EP18155989A EP3379042B1 EP 3379042 B1 EP3379042 B1 EP 3379042B1 EP 18155989 A EP18155989 A EP 18155989A EP 3379042 B1 EP3379042 B1 EP 3379042B1
Authority
EP
European Patent Office
Prior art keywords
camshaft
stator
fastening
camshaft adjuster
adjuster
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.)
Active
Application number
EP18155989.9A
Other languages
German (de)
English (en)
Other versions
EP3379042A1 (fr
Inventor
Markus Todt
Stephan Wanner
Andreas Berwinkl
René Heym
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.)
Eco Holding 1 GmbH
Original Assignee
Eco Holding 1 GmbH
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
Priority claimed from DE102018101972.6A external-priority patent/DE102018101972A1/de
Application filed by Eco Holding 1 GmbH filed Critical Eco Holding 1 GmbH
Publication of EP3379042A1 publication Critical patent/EP3379042A1/fr
Application granted granted Critical
Publication of EP3379042B1 publication Critical patent/EP3379042B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—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
    • F01L1/34—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
    • 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
    • F01L1/46—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
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F01L2001/0471—Assembled camshafts
    • F01L2001/0473—Composite camshafts, e.g. with cams or cam sleeve being able to move relative to the inner camshaft or a cam adjusting rod
    • 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
    • F01L2810/00—Arrangements solving specific problems in relation with valve gears

Definitions

  • the invention relates to a camshaft adjuster for a camshaft device having an inner camshaft and an outer camshaft arranged concentrically therewith, wherein the camshaft adjuster comprises at least one rotor, one stator and at least one compensating element for compensating axial and / or radial and / or angular tolerances and at least the stator indirectly via a drive wheel with the outer camshaft and the rotor with the inner camshaft rotatably connected, wherein the drive wheel as a separate component from the stator rotatably mounted on the outer camshaft fastened and the stator is rotatably mounted on the inner camshaft. Furthermore, the invention relates to a camshaft device.
  • adjustable cam with respect to their positioning on the camshaft, especially in valve-controlled internal combustion engines to a specific variation of the timing of the valves of the engine, so that the performance and consequently the exhaust emission of the engine can be adjusted.
  • an outer camshaft within which a coaxially mounted inner camshaft is arranged, is rotated relative to the inner camshaft.
  • the cams pivotally connected to the outer shaft but fixed to the inner camshaft are moved relative to the cams fixedly connected to the outer shaft.
  • a rotor which is mounted on a stator and the inner shaft is rotated relative to the outer shaft, so that a Phase shift of the valve timing allows and thus the opening duration of the valves can be varied.
  • Such double camshaft systems with an inner camshaft and an outer camshaft arranged concentrically to this require compared to single camshaft systems an improved tolerance compensation because position inaccuracies during operation and / or assembly of the individual components of the camshaft adjuster and the camshaft, in particular systemic required tolerances may occur. These inaccuracies can lead to an increased frictional torque up to a blocking of the individual components, in particular between the stator and the rotor.
  • a camshaft adjuster for controlling a double camshaft according to a layer structure with a first rotor-like output body and a second rotor-like output body is known, which are arranged parallel to each other with their Drehhofflève phenomena, each output body for laterally leading out of the Nockenwellenversteller scholar receiving at least one camshaft of the double camshaft is determined in which for the alignment of at least one output body to the double camshaft, a compensation element is provided to design important parts of a valve train for internal combustion engines, which has a camshaft as a gas exchange valve control shaft with two adjustable cams, which are in particular in the immediate vicinity.
  • the compensating element is a universal joint or a feather key.
  • a camshaft assembly with an inner and an outer camshaft and with a camshaft adjuster, in which a compensation element between the inner camshaft and a rotor of the camshaft adjuster is arranged.
  • the compensating element has a disc-like shape and a spherical cap-shaped contact surface for the inner camshaft, which has a correspondingly shaped end face.
  • the rotor of the phase adjuster is centered about a rotation axis by means of a screw connection flange, wherein a compliance element is arranged between the rotor and the screw connection flange, via which a torque can be transmitted while compensating for positional errors.
  • the object of the invention is to improve a camshaft adjuster for a camshaft device structurally and / or functionally.
  • Another object of the invention is to improve a camshaft device structurally and / or functionally.
  • a camshaft adjuster is proposed for a camshaft device with an inner camshaft and an outer camshaft arranged concentrically therewith.
  • the camshaft adjuster comprises at least one rotor and one stator, wherein the stator is at least indirectly rotatably connected via a drive wheel with the outer camshaft and the rotor with the inner camshaft, as well as with at least one compensating element to compensate for axial and / or radial and / or angular tolerances wherein the drive wheel (as a component separated from the stator rotatably fastened to the outer camshaft and the stator is rotatably mounted on the inner camshaft double camshaft systems require compared to systems with a single camshaft improved tolerance compensation, since inaccuracies in the manufacture and assembly
  • the camshaft adjuster which is preferably a camshaft adjuster of the vane-type, also requires small gap tolerances, so that tolerance and shape deviations to ei ner considerable impairment of the function of the cams
  • a plurality of compensation elements are provided, which are preferably arranged distributed uniformly in the circumferential direction, wherein the compensation elements in the circumferential direction designed torsionally rigid and are arranged between the stator and the axially spaced from the stator drive wheel and provided fixed.
  • the torsionally rigid design of the compensation elements enables a backlash-free, uniform torque transmission between the drive wheel and stator.
  • the compensation elements can be designed to be correspondingly flexible in all other directions, so that an axial and angular tolerance compensation is possible.
  • camshaft adjuster and drive wheel which is connected to a drive shaft of an internal combustion engine, advantageously forms a decoupling of the components.
  • the result is a variable interface, which only requires an adjustment of the compensation element with identical camshaft adjuster.
  • Each of the compensating elements has a central fastening section provided for attachment to the stator, on each of which an outer fastening section for attachment to the drive wheel adjoins. This embodiment enables an advantageous separation of the fastening sections.
  • the compensation elements are positively or materially connected to the stator and the drive wheel. All the joining techniques known to those skilled in the art come into question. By separating the camshaft adjuster and the drive wheel, a simple connection of the compensating elements with the camshaft adjuster or the drive wheel is possible.
  • the compensation elements can be provided fastened by means of a screw connection to the stator and the drive wheel.
  • a welded connection comes into question.
  • the compensation elements are provided formed of spring steel.
  • a trained from spring steel compensating element is particularly suitable for providing a flexible connection that allows a necessary tolerance compensation.
  • a corrugated intermediate section is provided between the middle fastening section and the outer fastening sections.
  • the corrugated intermediate section offers the possibility of adapting the flexibility of the compensating element to the given properties of a camshaft adjuster.
  • the middle attachment portion may be preferably attached to a cover member of the stator, wherein the cover member for mounting the middle attachment portion has radially formed attachment projections.
  • the fastening projections allow easy mounting of the compensating element. At the same time, a weakening of the cover element in the region of the rotor can be avoided.
  • the fastening projections each have two holes for attachment of the central mounting portion, which are arranged on a first pitch circle about the central axis of the camshaft adjuster.
  • middle attachment portion each has two holes for attachment to the lid member and the outer mounting portion is provided in each case a bore for attachment to the drive wheel, wherein the holes of the central mounting portion and the holes of the outer mounting portions arranged on a common, second pitch circle are, which is identical to the first pitch circle.
  • the rotor is preferably connected by means of a central screw with the inner camshaft. According to one embodiment of the invention, a connection piece between the central screw and the rotor can be interposed.
  • camshaft device with an inner camshaft and an outer camshaft arranged concentrically therewith, a drive wheel mounted on the outer camshaft, and a camshaft adjuster are proposed.
  • Fig. 1 shows a section of a camshaft device 1 with two coaxial camshafts 2, 3, a camshaft adjuster 4 and a plurality of compensating elements 5 in a sectional view.
  • the camshaft device 1 has an inner camshaft 2 and an outer camshaft 3, wherein the inner camshaft 2 is a solid shaft and the outer camshaft 3 is a hollow shaft.
  • the inner camshaft 2 is disposed inside the outer camshaft 3, so that the camshafts 2, 3 are arranged concentrically and coaxially with each other.
  • the camshafts 2, 3 may form a central camshaft for an internal combustion engine. A relative rotation of the camshafts 2, 3 to each other in this case causes a shift inlet and / or outlet side timing between "early" and "late”. Likewise, the camshafts 2, 3 may form one of two camshafts for an internal combustion engine. A relative rotation of the camshafts 2, 3 to each other then causes an extension or shortening inlet or outlet side timing.
  • the camshafts 2, 3 each have an end 6, 7 facing the camshaft adjuster 4, the end 6 of the inner camshaft 2 protruding toward the camshaft adjuster 4 with respect to the end of the outer camshaft 7.
  • the camshaft adjuster 4 which is designed as diegelzellenversteller, has a rotor 8 and a stator 9, which are rotatable relative to each other limited.
  • the stator 9 has a cylindrical stator base body 10 and two cover elements 11, 12 fastened thereon by means of screw elements 34.
  • the stator 9 is connected at least indirectly via a drive wheel 13 with the outer camshaft 3.
  • the drive wheel 13 is connected to a crankshaft, not shown, as the drive shaft of the internal combustion engine. For this purpose, it has an external toothing 14.
  • the drive wheel may be formed as a pulley or sprocket. How out FIG. 1 seen, the drive wheel 13 is rotatably connected to the outer camshaft 3.
  • the rotor 8 of the camshaft adjuster 4 is non-rotatably connected to the inner camshaft 2, which, as already described, projects beyond the outer camshaft 3.
  • a central screw 15 is provided, which is screwed into a bore 16 of the inner camshaft 2.
  • a screw head 17 of the central screw 15 braces the rotor 8 with the interposition of a connecting piece 18 in the axial direction against the end 6 of the inner camshaft 2.
  • the rotatably mounted and sealed in a housing 19 fitting 18 has indicated hydraulic channels 20, 21 for controlling the camshaft adjuster on.
  • Double camshaft systems with inner and outer camshafts 2, 3 require improved tolerance compensation compared to systems with a single camshaft, since inaccuracies in the manufacture and assembly of the two camshafts 2, 3 to each other can lead to jamming or increased friction.
  • the camshaft adjuster 4 also requires small gap tolerances, so that tolerance, shape and position deviations can lead to a significant impairment of the function of the camshaft devices.
  • the camshaft device 1 At least a plurality of evenly distributed circumferentially compensation elements 5.
  • the compensating elements 5 are torsionally rigid in the circumferential direction and arranged in the axial direction between the drive wheel 5 and the left side in the drawing arranged cover member 12 of the stator 9.
  • a positive or cohesive fastening eg screwing, welding, etc.
  • a screw connection between compensating element 5 and cover element 12 or drive wheel 13 is shown.
  • the compensating element 5 has at its ends in each case a screw eye 22, 23, which in each case by means of a Screwing 24, 25 are fixed to the lid member 12 and the drive wheel 13.
  • the compensating element 5 is preferably made of spring steel, which is particularly suitable for providing a flexible connection that allows a necessary tolerance compensation. At the same time a torque can be safely transmitted without play between the drive wheel 13 and the lid member 12.
  • the eyelets 22, 23 of the compensating element 5 are connected by a web 26, the shape of which allows separation of the drive wheel 13 and cover element 12 in the axial direction. Through this separation of the camshaft adjuster 4 and the drive wheel 12, a decoupling of the components is possible, so that a variable interface is formed, which only requires an adaptation of the compensation element 5 with identical camshaft adjuster 4.
  • the embodiment shown has a stepped web 26.
  • FIGS. 2 to 11 Another embodiment of the invention is in the FIGS. 2 to 11 shown in more detail.
  • the same or similar components are provided with the same reference numerals.
  • FIGS. 9 to 11 show one of the identically formed compensation elements 5 in an enlarged view and partly as a section. It can be seen that the compensating element 5 has a middle fastening section provided for attachment to the stator 9, on each of which an outer fastening section 28 for attachment to the drive wheel 13 adjoins.
  • the attachment portions 27, 28 are thereby advantageously separated from each other, whereby the assembly can be substantially simplified.
  • a corrugated intermediate section 29 is provided in each case between the middle fastening section 27 and the outer fastening sections 28, which offers the possibility of adapting the flexibility of the compensating element 5 to the given properties of a camshaft adjuster 4 by adapting the wave profile.
  • the middle mounting portion is fixed to the lid member 12 of the stator 9, the so-called locking disc, wherein the cover member 12 for mounting the central mounting portion 27 has radially formed fastening projections 30.
  • the intermediate portions 29 and the outer mounting portions project beyond the mounting projections 30 and extend thereafter the mounting on the stator 9 respectively opposite in the circumferential direction, which in particular from FIG. 6 clearly shows.
  • the camshaft adjuster 4 of the second exemplary embodiment has three compensating elements 5 distributed uniformly in the circumferential direction. It is also conceivable uniform arrangement of only two or more than three compensation elements 5. In this case, the arrangement of the compensation elements 5 influences the power flow in the torque transmission.
  • the fastening projections 30 of the locking disc each have two holes 31 for fastening the central fastening sections 27, which are located on a, in FIG. 4 shown first pitch circle K1 are arranged about the central axis M of the camshaft adjuster 4.
  • the middle mounting portion 27 each has two corresponding holes 32 for attachment to the lid member 12 and the outer mounting portion 28 is provided in each case a bore 33 for attachment to the drive wheel 13, wherein the bores 32 of the central mounting portion 27 and the holes 33 of the outer mounting portions 28th are arranged on a common, second pitch circle K2, which is identical to the first pitch circle K1.

Landscapes

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

Claims (11)

  1. Déphaseur d'arbre à cames (4) pour un dispositif d'arbre à cames (1) comprenant un arbre à cames interne (2) et un arbre à cames externe (3) disposé concentriquement par rapport à celui-ci, le déphaseur d'arbre à cames (4) présentant au moins un rotor (8), un stator (9) ainsi qu'au moins un élément de compensation (5) pour compenser les tolérances axiales et/ou radiales et/ou angulaires et le stator (9) pouvant être connecté de manière solidaire en rotation au moins indirectement par le biais d'une roue d'entraînement (13) à l'arbre à cames externe (3) et le rotor (8) pouvant être connecté de manière solidaire en rotation à l'arbre à cames interne (2), la roue d'entraînement (13) pouvant être fixée en tant que composant séparé du stator (9) de manière solidaire en rotation sur l'arbre à cames externe (3) et le stator (9) pouvant être supporté à rotation sur l'arbre à cames interne (2), caractérisé en ce que plusieurs éléments de compensation (5) sont prévus, lesquels sont prévus de manière à être répartis de préférence régulièrement dans la direction périphérique, les éléments de compensation (5) étant prévus de manière à être réalisés sous forme rigide en rotation dans la direction périphérique et de manière à être disposés et fixés entre le stator (9) et la roue d'entraînement (13) espacée axialement du stator (9), les éléments de compensation (5) présentant chacun une portion de fixation centrale (27) prévue pour la fixation au stator (9), à laquelle se raccorde à chaque fois du côté de l'extrémité une portion de fixation extérieure (28) pour la fixation à la roue d'entraînement (13).
  2. Déphaseur d'arbre à cames (4) selon la revendication 1, caractérisé en ce que les éléments de compensation (5) sont connectés par engagement par correspondance de formes ou par liaison de matière au stator (9) et à la roue d'entraînement (13).
  3. Déphaseur d'arbre à cames (4) selon la revendication 2, caractérisé en ce que les éléments de compensation (5) sont prévus de manière à être fixés à chaque fois au moyen d'une connexion par vissage au stator (9) et à la roue d'entraînement (13).
  4. Déphaseur d'arbre à cames (4) selon l'une quelconque des revendications précédentes, caractérisé en ce que les éléments de compensation (5) sont prévus de manière à être réalisés en acier à ressort.
  5. Déphaseur d'arbre à cames (4) selon la revendication 1, caractérisé en ce qu'une portion intermédiaire ondulée (29) est à chaque fois prévue entre la portion de fixation centrale (27) et les portions de fixation extérieures (28).
  6. Déphaseur d'arbre à cames (4) selon la revendication 1 ou 5, caractérisé en ce que la portion de fixation centrale (27) est fixée à un élément de couvercle (12) du stator (9), l'élément de couvercle (12), pour l'agencement de la portion de fixation centrale (27), présentant des saillies de fixation (30) réalisées radialement.
  7. Déphaseur d'arbre à cames (4) selon la revendication 6, caractérisé en ce que les saillies de fixation (30) présentent à chaque fois deux alésages (31) pour la fixation de la portion de fixation centrale (27), lesquels sont disposés sur un premier cercle partiel autour de l'axe médian du déphaseur d'arbre à cames (4).
  8. Déphaseur d'arbre à cames (4) selon la revendication 7, caractérisé en ce que la portion de fixation centrale (27) présente à chaque fois deux alésages (32) pour la fixation à l'élément de couvercle (12), et un alésage (33) pour la fixation à la roue d'entraînement (13) est à chaque fois prévu au niveau de la portion de fixation extérieure (28), les alésages (32) de la portion de fixation centrale (27) et les alésages (33) des portions de fixation extérieures (28) étant disposés sur un deuxième cercle partiel commun qui est identique au premier cercle partiel.
  9. Déphaseur d'arbre à cames (4) selon l'une quelconque des revendications précédentes, caractérisé en ce que le rotor (8) peut être connecté à l'arbre à cames interne (2) au moyen d'une vis centrale (15).
  10. Déphaseur d'arbre à cames (4) selon la revendication 9, caractérisé en ce que le rotor (8) peut être connecté à l'arbre à cames interne (2) au moyen de la vis centrale (15) par interposition d'une pièce de raccordement (18).
  11. Dispositif d'arbre à cames (1) comprenant un arbre à cames interne (2) et un arbre à cames externe (3) disposé concentriquement par rapport à celui-ci, une roue d'entraînement (13) fixée sur l'arbre à cames externe (3) ainsi qu'un déphaseur d'arbre à cames (4) selon les revendications précédentes.
EP18155989.9A 2017-03-21 2018-02-09 Déphaseur d'arbre à cames pour un dispositif d'arbre à cames et dispositif d'arbre à cames Active EP3379042B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017105995 2017-03-21
DE102018101972.6A DE102018101972A1 (de) 2017-03-21 2018-01-30 Nockenwellenversteller für eine Nockenwelleneinrichtung und Nockenwelleneinrichtung

Publications (2)

Publication Number Publication Date
EP3379042A1 EP3379042A1 (fr) 2018-09-26
EP3379042B1 true EP3379042B1 (fr) 2019-12-04

Family

ID=61189294

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18155989.9A Active EP3379042B1 (fr) 2017-03-21 2018-02-09 Déphaseur d'arbre à cames pour un dispositif d'arbre à cames et dispositif d'arbre à cames

Country Status (1)

Country Link
EP (1) EP3379042B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1124966A (en) * 1913-11-12 1915-01-12 Edward P Stack Coupling-link for engines.
CN102844531B (zh) * 2010-04-23 2015-07-01 博格华纳公司 同心凸轮轴相位器挠性板
DE102015200139B4 (de) * 2015-01-08 2021-07-08 Schaeffler Technologies AG & Co. KG Nockenwellenverstelleranbindung an eine Doppelnockenwelle
DE102015113356A1 (de) * 2015-08-13 2017-02-16 Thyssenkrupp Ag Verstellbare Nockenwelle mit einem Phasenteller

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
EP3379042A1 (fr) 2018-09-26

Similar Documents

Publication Publication Date Title
DE102018101972A1 (de) Nockenwellenversteller für eine Nockenwelleneinrichtung und Nockenwelleneinrichtung
DE102015200139B4 (de) Nockenwellenverstelleranbindung an eine Doppelnockenwelle
EP2299071B1 (fr) Dispositif de modification d'une position d'angle de rotation relative d'un arbre à came par rapport à un vilebrequin d'un moteur à combustion interne
WO2009049977A1 (fr) Régleur de phase pour un moteur à combustion interne avec un accouplement oldham
WO2001061154A1 (fr) Dispositif servant a modifier les temps de commande de soupapes d'echanges gazeux d'un moteur thermique
WO2017041802A1 (fr) Engrenage à roue dentée élastique
DE102010060181B4 (de) Zentralventil
EP3186493B1 (fr) Dispositif de déphasage permettant de modifier la position angulaire d'au moins un segment d'arbre à cames.
DE102014217155B3 (de) Nockenwellenversteller mit zwei Kugelgelenken
WO2008125565A1 (fr) Arbre à cames
WO2011134751A1 (fr) Système de réglage d'arbre à cames pour moteur à combustion interne
EP2744986B1 (fr) Systeme d'arbre a cames ajustable
WO2010043462A1 (fr) Dispositif permettant le réglage variable des temps de commande de soupapes d'échange gazeux dans un moteur à combustion interne
DE102009042227A1 (de) Vorrichtung zur Veränderung der relativen Winkellage einer Nockenwelle gegenüber einer Kurbelwelle einer Brennkraftmaschine
DE102004041751A1 (de) Nockenwellenversteller
EP3379042B1 (fr) Déphaseur d'arbre à cames pour un dispositif d'arbre à cames et dispositif d'arbre à cames
DE102015214623A1 (de) Nockenwellenverstellvorrichtung
DE102004019190A1 (de) Nockenwellenversteller
DE102014209312A1 (de) Nockenwellenverstellanordnung, umfassend axialer Sicherung mittels Spannhülse
EP3517743B1 (fr) Dispositif de réglage de moteur oscillant pour un arbre à cames et agencement d'arbre à cames doté d'un arbre à cames et d'un dispositif de réglage de moteur oscillant
DE102012214764B4 (de) Befestigungsanordnung zur Verbindung eines Nockenwellenverstellers mit einem Nockenwellenende einer Nockenwelle
WO2016184834A1 (fr) Système déphaseur d'arbre à cames
DE102020121509A1 (de) Nockenwellenversteller für eine Nockenwelleneinrichtung und Nockenwelleneinrichtung
DE102004041769A1 (de) Nockenwellenversteller
WO2018091031A1 (fr) Accouplement compensateur

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20181016

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

INTG Intention to grant announced

Effective date: 20190904

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1209669

Country of ref document: AT

Kind code of ref document: T

Effective date: 20191215

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502018000449

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20191204

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200304

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200305

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200304

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200429

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200404

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502018000449

Country of ref document: DE

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20200229

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200209

26N No opposition filed

Effective date: 20200907

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200209

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200229

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210228

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210228

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20220216

Year of fee payment: 5

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20191204

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20220209

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20220209

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230515

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230228

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 1209669

Country of ref document: AT

Kind code of ref document: T

Effective date: 20230209

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230209

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230209

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20240219

Year of fee payment: 7