EP1421590B1 - Elektromagnetisches betätigungsglied mit zwei stabilen endanschlagpositionen, insbesondere zur steuerung von lufteinlasskanalventilen für verbrennungsmotoren - Google Patents

Elektromagnetisches betätigungsglied mit zwei stabilen endanschlagpositionen, insbesondere zur steuerung von lufteinlasskanalventilen für verbrennungsmotoren Download PDF

Info

Publication number
EP1421590B1
EP1421590B1 EP02796330.5A EP02796330A EP1421590B1 EP 1421590 B1 EP1421590 B1 EP 1421590B1 EP 02796330 A EP02796330 A EP 02796330A EP 1421590 B1 EP1421590 B1 EP 1421590B1
Authority
EP
European Patent Office
Prior art keywords
armature
electromagnetic actuator
actuator according
axis
ferromagnetic
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.)
Revoked
Application number
EP02796330.5A
Other languages
English (en)
French (fr)
Other versions
EP1421590A1 (de
Inventor
Pierre Gandel
Guillaume Loussert
Daniel Prudham
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.)
Moving Magnet Technologie SA
Original Assignee
Moving Magnet Technologie SA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26213161&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1421590(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from FR0111245A external-priority patent/FR2834118A1/fr
Application filed by Moving Magnet Technologie SA filed Critical Moving Magnet Technologie SA
Publication of EP1421590A1 publication Critical patent/EP1421590A1/de
Application granted granted Critical
Publication of EP1421590B1 publication Critical patent/EP1421590B1/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/14—Pivoting armatures
    • H01F7/145—Rotary electromagnets with variable gap
    • 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
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/20—Valve-gear or valve arrangements actuated non-mechanically by electric means
    • 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
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/20—Valve-gear or valve arrangements actuated non-mechanically by electric means
    • F01L9/22—Valve-gear or valve arrangements actuated non-mechanically by electric means actuated by rotary motors
    • 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
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/20—Valve-gear or valve arrangements actuated non-mechanically by electric means
    • F01L9/21—Valve-gear or valve arrangements actuated non-mechanically by electric means actuated by solenoids
    • F01L2009/2167—Sensing means
    • F01L2009/2169—Position sensors

Definitions

  • the invention relates to an electromagnetic actuator comprising a stator structure consisting of two ferromagnetic circuits provided with at least one electrical excitation coil and between which is mounted movably, between two stable end-of-travel positions and against the action of resilient return, an armature of soft ferromagnetic material connected to a load to be controlled, the armature and the stator structure being symmetrical with respect to the axis of rotation of the armature.
  • the present invention will find application in the field of electromagnetic actuators more particularly intended to bring a load, simply, from a first in a second position and vice versa.
  • electromagnetic actuators of rotary type for these same applications, they are considered, in most cases, as particularly bulky and / or complex with respect to the function they are asked ensure. In addition, they cause parasitic forces at the controlled load.
  • these comprise a substantially U-shaped ferromagnetic circuit on which is mounted an electric excitation coil, this circuit defining two stator poles against which it is capable of being applied by electromagnetic bonding. frame.
  • an electromagnetic actuator comprising a stator structure consisting of two ferromagnetic circuits each provided with two electrical excitation coils surrounding a stator pole disposed symmetrically on either side of a central pole.
  • the central poles of each of these ferromagnetic circuits of the stator structure ensures the maintenance of rotation of the axis of a movable armature connected to a load to be controlled.
  • WO 27/15061 describes the preamble of claim 1.
  • the magnetic induction flux flows through the axis of the armature, so that; when controlling the actuator, a single pole of each ferromagnetic circuit contributes to the force of appeal of the armature.
  • the invention relates to an electromagnetic actuator comprising a stator structure consisting of two ferromagnetic circuits provided with at least one electrical excitation coil and between which is mounted movably, between two stable end-of-travel positions, a reinforcement soft ferromagnetic material connected to a load to be controlled, the armature and the stator structure being symmetrical with respect to the axis of rotation of the armature, characterized in that each ferromagnetic circuit comprises four stator poles with which two two the frame in one or other of its stable end positions and the frame is mounted movably against the action of elastic return means.
  • the elastic return means are designed capable of acting on the axis of rotation of the armature.
  • the elastic return means are defined by a spiral spring acting on the axis of rotation of the armature and mounted in a plane parallel to the stator structure.
  • said elastic return means are defined by a torsion bar.
  • the present invention relates to an electromagnetic actuator 1 as illustrated in the Figures 1 to 7 .
  • this actuator 1 comprises a stator structure 2 consisting of two ferromagnetic circuits 3, 4, each comprising at least one electrical excitation coil 5, 5A; 6, 6A.
  • a frame 7 of soft ferromagnetic material is mounted between two stable end-of-travel positions 8, 9, under the impulse of the magnetic fluxes generated through one and / or the other of the ferromagnetic circuits 3, 4.
  • this armature 7 moves in this position 8 or 9 against the action of resilient biasing means 10 having a tendency, in the absence of magnetic flux, to maintain it in an intermediate position, between these positions of ends. race 8, 9.
  • the armature 7 is rotated about an axis 12 corresponding to its axis of symmetry, knowing, moreover, that the stator structure 2 and, in particular, the ferromagnetic circuits 3, 4 adopt, themselves, a provision symmetrical with respect to this axis 12.
  • each of these ferromagnetic circuits 3; 4 have four stator poles P1, P2, P3, P4; P'1, P'2, P'3, P'4 with which is cooperated two by two (P1, P2, P'3, P'4, P'1, P'2, P3, P4) the frame 7 in one or other of its stable end positions 8, 9.
  • each ferromagnetic circuit 3, 4 is moreover symmetrical with respect to a median plane 13 passing through the axis 12.
  • a ferromagnetic circuit 3, 4 has a W-shaped configuration, the two lateral branches 14, 15 defining the stator poles of ends P1, P4; P'1, P'4 each carry an electrical excitation coil 5, 5A; 6, 6A. While the middle branch 16 of this W structure, it defines the two central stator poles P2, P3; P'2, P'3 respecting, between them, an angle ⁇ at least equal to the amplitude of rotation of the armature 7, plus 180 °. Finally, this angle ⁇ is the one respected by the two planes in which the stator poles are inscribed respectively, P1, P2; P'1, P'2 and P3, P4; P'3, P'4 of these ferromagnetic circuits 3, 4.
  • the median branch 16 adopts a V-shaped structure and consequently, it subdivides itself into two branches 16 ', 16 "for the definition of the poles P2, P3; P'2, P'3.
  • the armature 7 in the form of a blade, it comprises, at its axis of rotation 12, a cylindrical blister 17 in the manner of a sleeve for the passage of an axis 18, which may or may not be a ferromagnetic material, the ends 19, 20 are maintained in rotation through a support structure 21, preferably non-magnetic. This is, more particularly, visible in the figures 4 and 7 .
  • the elastic return means 10 are constituted, according to a first embodiment visible in the Figures 2, 4 and 7 by at least one spiral spring 22, 22 'mounted on at least one of the ends 19, 20 of the axis 18 corresponding to the armature 7.
  • this spiral spring 22, 22 ' can be provided with one or more arms in the form of a turn, this according to the desired stiffness and / or the available space, so the section of this spring 22, 22'.
  • the elastic return means 10 consist of a torsion bar 30 which is secured to the axis 18 corresponding to the armature 7.
  • This axis 18 is preferably of tubular type, the torsion bar 30 being fixed, by the one of its ends 31, at the end 19 of this axis 18. Moreover, it extends through the latter to emerge at the end 20 opposite thereof to come rigidly into a housing 32 of the support structure 21 of the actuator.
  • the elastic return means 10 may correspond to the combination of at least one spiral spring 22 and a torsion bar 30 whose stiffness is chosen in line with the restoring force to be produced.
  • This spiral spring 22 and this torsion bar 30 both act, either in parallel or in series on the axis 18 of the frame 7.
  • Such a design makes it possible to compensate for the disadvantages of one by the advantages of the other.
  • a spiral spring has the disadvantage of increasing the moving mass of the actuator, while the use of a torsion bar alone can have the inconvenient effect a significant increase in its size.
  • the figure 7 is intended to illustrate that on one of the ends 19 of the axis of rotation 18 corresponding to the frame 7 may be mounted a position sensor 23, preferably a non-contact sensor hall effect or the type of potentiometer or other, to know the position of this armature 7 at any time, to control, via an electronic control control unit 24, the engagement of the current in the coils and minimize the impact speed at the end of the race.
  • a position sensor 23 preferably a non-contact sensor hall effect or the type of potentiometer or other
  • the coils 5 and 6A, as well as 5A and 6, ferromagnetic circuits 3 and 4 are connected in series or in parallel, allowing when the bonding of the frame 7 is performed, that is to say when this frame 7 is called in one or other of its end-of-travel positions 8, 9, to symmetrize the radial forces applied on the axis of rotation 18.
  • the balance of forces applied to this axis is zero.
  • this axis of rotation 18 corresponding to the armature 7 is held at its ends 19, 20 by bearings or, ideally, by ball or needle bearings that comprise the support structure 21 to limit the friction.
  • this results in increased durability of these bearings or bearings.
  • the alternating activation of the two sets of coils 5, 6A and 5A, 6, respectively makes it possible, in a first step, to bring the frame 7 made of a ferromagnetic material when bonded to the stator poles P1, P2, P'3, P'4;P'1,P'2, P3, P4 in an end position 8, 9 predetermined by the selected electrical control.
  • the alternative activation of the coils according to the resonance mode of the system makes it possible to perform this operation in a time dependent on the current used.
  • this alternative activation of the two sets of coils 5, 6A; 5A, 6 allows the passage from one end position to another.
  • the reinforcement 7 does not necessarily come to the physical bonding on the stator poles, as the case may be, P1, P2, P'3, P'4 or P ' 1, P'2, P3, P4, especially in the presence of external mechanical stops. These stops may correspond, for example, to the arrival at the end of the mechanical stroke of the controlled load.
  • damping means can be associated with the load itself to limit the noise resulting from mechanical stops.
  • FIG. 6 there is shown a second embodiment of an electromagnetic actuator 1 according to the invention.
  • This is mounted on the middle branch 16 of these ferromagnetic circuits 3, 4 in the shape of W.
  • this median branch 16 terminates in a point through two inclined planes corresponding to the central poles P2, P3; P'2, P'3 and respecting between them an angle ⁇ at least equal to the rotation amplitude of the armature 7, plus 180 °.
  • ⁇ at least equal to the rotation amplitude of the armature 7, plus 180 °.
  • armature 7 can extend axis sections kept rotated through the support structure 21 of non-magnetic material of the actuator 1.
  • this median branch 16 of these ferromagnetic circuits 3, 4 can end, again, in V and be subdivided into two branches 16 ', 16 "for the definition of the poles P2, P3; P'2 , P'3.
  • the electromagnetic actuator when the electromagnetic actuator has only two coils, they are connected in series or in parallel and their activation according to the position of the armature 7 allows the passage of a stable end position to a another according to the electrical control envisaged. Note, however, that in an intermediate position of the frame 7 no magnetic circuit is preferred so that the frame 7 can not be driven.
  • a dissymmetry is introduced at the level of the resulting actuator, according to a first example of embodiment, of an asymmetrical shape of the armature 7 or else by an adapted preload of the spring or springs defining the elastic return means 10 so that this armature 7, in the rest position of these elastic return means 10 and in the absence of supply of the coils 5, 6, occupy an intermediate equilibrium position 11 which is asymmetrical by relative to the median plane 25 of the stator structure of this electromagnetic actuator 1.
  • FIGs 8 and 9 illustrate diagrammatically two types of valves or flaps 26, 26A corresponding to charges that can be controlled by the electromagnetic actuator 1 according to the invention.
  • a valve such as a valve for combustion air intake duct in an internal combustion engine.
  • the figure 7 shows a first variant having an axis of rotation 27 of the valve 26 which is offset relative to its plane. This has the effect of substantially increasing the inertia of the load to be actuated with respect to any other valve, in particular of the butterfly type corresponding to the figure 8 whose axis of rotation 28 lies in the plane of the valve 26A.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)

Claims (19)

  1. Elektromagnetischer Aktuator, umfassend eine Statorstruktur (2), die aus zwei ferromagnetischen Schaltungen (3, 4) besteht, die mit mindestens einer elektrischen Erregerspule (5, 5A ; 6, 6A) versehen sind und zwischen denen ein mit einer zu steuernden Last verbundener Anker (7) aus weichem ferromagnetischem Material zwischen zwei stabilen Endanschlagpositionen (8, 9) beweglich montiert ist, wobei der Anker (7) und die Statorstruktur (2) bezüglich der Drehachse (12) des Ankers (7) symmetrisch sind, dadurch gekennzeichnet, dass jede ferromagnetische Schaltung (3, 4) vier Statorpole (P1, P2, P3, P4 ; P'1 P'2, P'3, P'4) umfasst, mit denen der Anker (7) zwei an zwei (P1, P2, P'3, P'4 ; P'1 P'2, P3, P4) in der einen oder anderen seiner stabilen Endanschlagpositionen (8, 9) zusammenwirkt, und dass der Anker (7) gegen der Wirkung von elastischen Rückstellmitteln (10) beweglich montiert ist.
  2. Elektromagnetischer Aktuator nach Anspruch 1, dadurch gekennzeichnet, dass eine ferromagnetische Schaltung (3, 4) symmetrisch zu einer Mittelebene (13) ist, die durch die Symmetrieachse (12) läuft.
  3. Elektromagnetischer Aktuator nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Statorpole (P1, P2 ; P'1 P'2), einerseits, und die Statorpole (P3, P4 ; P'3, P'4), andererseits, für jede ferromagnetische Schaltung (3, 4) in Ebenen eingeschrieben sind, die zwischen ihnen einen Winkel (a) mindestens gleich der Größe der Drehung des Ankers (7), zusätzlich 180°, einhalten.
  4. Elektromagnetischer Aktuator nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass eine ferromagnetische Schaltung (3, 4) eine W-förmige Konfiguration annimmt, deren zwei seitliche Schenkel (14, 15) die End-Statorpole P1, P4 ; P'1 P'4) definieren, die jeweils eine elektrische Erregerspule (5, 5A ; 6, 6A) trägen, während der mittlere Schenkel (16) zwei zentrale Statorpole (P2, P3 ; P'2, P'3) definieren.
  5. Elektromagnetischer Aktuator nach Anspruch 4, dadurch gekennzeichnet, dass der Mittelschenkel (16) eine V-förmige Struktur annimmt und in zwei Schenkeln (16', 16") zum Definieren der zentralen Statorpole (P2, P3, P'2, P'3) unterteilt ist.
  6. Elektromagnetischer Aktuator nach einem der Ansprüche 3 bis 5, dadurch gekennzeichnet, dass die elektrischen Erregerspulen (5, 6) sowie (5A und 6A) der ferromagnetischen Schaltungen (3, 4) reihen- oder parallelgeschaltet sind, um die auf der Drehachse des Ankers (7) ausgeübten radiale Kräfte, wenn dieser letzteren in die eine oder andere dieser Endanschlagpositionen (8, 9) gezogen wird, zu symmetrisieren.
  7. Elektromagnetischer Aktuator nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass eine ferromagnetische Schaltung (3, 4) eine W-förmige Konfiguration annimmt, die zwei seitliche Schenkel (14, 15) und einen mittleren Schenkel (16) umfasst, wobei dieser letztere eine elektrische Erregerspule (5, 6) trägt.
  8. Elektromagnetischer Aktuator nach Anspruch 7, dadurch gekennzeichnet, dass der mittlere Schenkel (16) über zwei geneigte Flächen, die den zentralen Polen P2, P3 ; P'2, P'3 entsprechen und zwischen ihnen einen Winkel mindestens gleich der Größe der Drehung des Ankers (7), zusätzlich 180°, einhalten, spitzenförmig endet.
  9. Elektromagnetischer Aktuator nach Anspruch 7, dadurch gekennzeichnet, dass der mittlere Schenkel (16) eine V-förmige Struktur annimmt und in zwei Schenkeln (16', 16 ") zum Definieren der zentralen Statorpole (P2, P3, P'2, P'3) unterteilt ist.
  10. Elektromagnetischer Aktuator nach einem der Ansprüche 7 bis 9, dadurch gekennzeichnet, dass die elektrischen Erregerspulen (5, 6) der ferromagnetischen Schaltungen (3, 4) reihen- oder parallelgeschaltet sind.
  11. Elektromagnetischer Aktuator nach einem der Ansprüche 7 bis 10, dadurch gekennzeichnet, dass der Anker (7) eine bezüglich seiner Drehachse (12) asymmetrische Form aufweist oder die elastischen Rückstellmittel (10) eine Vorspannung aufweisen, die geeignet ist, um den besagten Anker (7) in Ruheposition der elastischen Rückstellmittel (10) und in Abwesenheit von elektrischer Versorgung der Spulen (5, 6) eine Zwischengleichgewichtsposition (11) zu verleihen, die bezüglich der Mittelebene (25) der Statortruktur (2) asymmetrisch ist.
  12. Elektromagnetischer Aktuator nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass der Anker (7) als ein Plättchen ausgestaltet ist, das drehbar auf einer Achse (8) aus ferromagnetischem oder nicht-ferromagnetischem Material gelagert ist, dessen Enden (19, 20) über eine magnetische Tragstruktur (21) drehbar gehalten werden, an der auch die ferromagnetischen Schaltungen (3, 4) über geeignete Mittel befestigt sind.
  13. Elektromagnetischer Aktuator nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die elastischen Rückstellmittel (10) geeignet ausgestaltet sind, um auf die Drehachse (18) des Ankers (7) zu wirken.
  14. Elektromagnetischer Aktuator nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die elastischen Rückstellmittel (10) aus mindestens einer Spiralfeder (22, 22') gebildet sind, die an zumindest einem Ende (19, 20) der dem Anker (7) entsprechenden Achse (18) gelagert sind.
  15. Elektromagnetischer Aktuator nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die elastischen Rückstellmittel (10) aus einer Torsionsstange (30) gebildet ist, mit der die dem Anker (7) entsprechenden Achse (18) fest verbunden ist.
  16. Elektromagnetischer Aktuator nach Anspruch 13, dadurch gekennzeichnet, dass die elastischen Rückstellmittel (10) aus der Kombination von mindestens einer Spiralfeder (22) und einer Torsionsstange (30) gebildet ist, die entweder parallel- oder reihengeschaltet auf den Anker (7) wirken.
  17. Elektromagnetischer Aktuator nach Anspruch 15, dadurch gekennzeichnet, daß die Achse (18) des Ankers (7) röhrenförmig ist, wobei die Torsionsstange (30) mit einem ihrer Enden (31) an einem Ende (19) dieser Achse (18) befestigt ist und sich durch diese letztere hindurch erstreckt, um am entgegenliegenden Ende (20) dieser letzteren herauszuragen und fest in einer Aussparung (32) der Tragstruktur (21) des Aktuators verankert zu werden.
  18. Elektromagnetischer Aktuator nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass an einem Ende (19) der dem Anker (7) entsprechenden Achse (18) ein Positionssensor (23), insbesondere ein kontaktloser Hall-Effekt-Sensor oder dergleichen, gelagert ist, um über eine Steuereinheit der elektronischen Steuerung (24) den Stroms in den Spulen (5, 5A ; 6, 6A) einzuschalten und die Aufprallgeschwindigkeit am Ende der ewegung des Ankers (7) zu minimieren.
  19. Anwendung des elektromagnetischen Aktuators nach einem der vorhergehenden Ansprüche für die Steuerung eines Ventils in der Lufteinlassleitung eines Verbrennungsmotors.
EP02796330.5A 2001-08-30 2002-08-30 Elektromagnetisches betätigungsglied mit zwei stabilen endanschlagpositionen, insbesondere zur steuerung von lufteinlasskanalventilen für verbrennungsmotoren Revoked EP1421590B1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
FR0111245 2001-08-30
FR0111245A FR2834118A1 (fr) 2001-08-30 2001-08-30 Actionneur electromagnetique a deux positions stables de fin de course, notamment pour la commande de vannes de conduits d'admission d'air pour moteurs a combustion interne
FR0112425A FR2834119B1 (fr) 2001-08-30 2001-09-27 Actionneur electromagnetique a deux positions stables de fin de course, notamment pour la commande de vannes de conduits d'admission d'air pour moteurs a combustion interne
FR0112425 2001-09-27
PCT/FR2002/002974 WO2003019582A1 (fr) 2001-08-30 2002-08-30 Actionneur electromagnetique a deux positions stables de fin de course, notamment pour la commande de vannes de conduits d'admission d'air pour moteurs a combustion interne

Publications (2)

Publication Number Publication Date
EP1421590A1 EP1421590A1 (de) 2004-05-26
EP1421590B1 true EP1421590B1 (de) 2014-10-01

Family

ID=26213161

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02796330.5A Revoked EP1421590B1 (de) 2001-08-30 2002-08-30 Elektromagnetisches betätigungsglied mit zwei stabilen endanschlagpositionen, insbesondere zur steuerung von lufteinlasskanalventilen für verbrennungsmotoren

Country Status (3)

Country Link
EP (1) EP1421590B1 (de)
FR (1) FR2834119B1 (de)
WO (1) WO2003019582A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10358936A1 (de) * 2003-12-12 2005-07-07 Bayerische Motoren Werke Ag Elektrischer Ventiltrieb mit Drehaktuator
EP1732088B1 (de) 2005-06-08 2013-08-14 Mahle International GmbH Elektromagnetischer Stellantrieb
DE102007025177A1 (de) * 2007-05-29 2008-12-04 Mahle International Gmbh Schaltventil
DE102007025176A1 (de) * 2007-05-29 2008-12-04 Mahle International Gmbh Schaltventil
JP5380454B2 (ja) 2007-10-18 2014-01-08 ブルクハルト コンプレッション アーゲー 能動制御バルブおよび能動制御バルブの作動方法、ならびに能動制御バルブを備えたコンプレッサおよびピストン式コンプレッサ
DE102009014304B4 (de) 2009-03-25 2011-09-22 Eto Magnetic Gmbh Aktuatorvorrichtung
DE102011052528B3 (de) * 2011-08-09 2013-02-14 Eto Magnetic Gmbh Aktuatorvorrichtung und Verfahren zum Herstellen einer Aktuatorvorrichtung
FR3112437B1 (fr) * 2020-07-07 2022-07-29 Fluid Actuation & Control Toulouse Moteur couple à gain variable

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991015061A1 (en) * 1990-03-19 1991-10-03 Motorola, Inc. A method for synchronizing the transmissions in a simulcast transmission system
DE10002628A1 (de) * 2000-01-22 2001-07-26 Heinz Leiber Elektromagnet

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4129265A1 (de) * 1991-08-30 1993-03-04 Mannesmann Ag Elektromagnetisches schaltgeraet
SE9503688L (sv) * 1995-10-20 1997-04-21 Asea Brown Boveri Elektromagnetiskt manöverdon
EP0970295B1 (de) * 1997-03-24 2001-06-20 LSP Innovative Automotive Systems GmbH Elektromagnetischer antrieb

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991015061A1 (en) * 1990-03-19 1991-10-03 Motorola, Inc. A method for synchronizing the transmissions in a simulcast transmission system
DE10002628A1 (de) * 2000-01-22 2001-07-26 Heinz Leiber Elektromagnet

Also Published As

Publication number Publication date
FR2834119A1 (fr) 2003-06-27
EP1421590A1 (de) 2004-05-26
FR2834119B1 (fr) 2004-05-21
WO2003019582A1 (fr) 2003-03-06

Similar Documents

Publication Publication Date Title
EP0992658B1 (de) Elektromagnetischer Ventil-Aktuator
EP0829129B1 (de) Elektromagnetischer betätiger mit mindenstens zwei stabilen stellungen durch magnetische verriegelung
WO2000061922A1 (fr) Dispositif de commande electromagnetique de soupapes
EP1421590B1 (de) Elektromagnetisches betätigungsglied mit zwei stabilen endanschlagpositionen, insbesondere zur steuerung von lufteinlasskanalventilen für verbrennungsmotoren
EP1174595A1 (de) Ventilaktuator in einer Brennkraftmaschine
EP1174596B1 (de) Elektromagnetischer Hubventilaktuator in einer Brennkraftmaschine
FR2834118A1 (fr) Actionneur electromagnetique a deux positions stables de fin de course, notamment pour la commande de vannes de conduits d'admission d'air pour moteurs a combustion interne
FR2886669A1 (fr) Electrovanne
WO2002084082A1 (fr) Dispositif de commande de soupape a point mort
FR2831345A1 (fr) Machine electrique a defluxage mecanique
FR2788163A1 (fr) Actionneur electromagnetique equipe de moyens d'ajustement de la position de son element polaire mobile
EP2212527B1 (de) Elektromagnetischer aktuator mit elastischem endanschlag
FR2957713A1 (fr) Actionneur lineaire electromagnetique
FR2784222A1 (fr) Actionneur electromagnetique de soupape
WO2005075796A1 (fr) Dispositif de commande à électroaimant pour une soupape de moteur à combustion interne
FR2836755A1 (fr) Actionneur electromagnetique a force d'attraction controlee
EP3729618B1 (de) Stellantrieb mit steuerdirektantrieb mit offener schleife
EP1229560B1 (de) Elektromagnetischer Ventil-Aktuator mit Elektromagnet für eine Brennkraftmaschine
FR2793597A1 (fr) Dispositif de commande de position de type electromagnetique
FR2744559A1 (fr) Actionneur electromagnetique monophase rotatif a ressort magnetique et vanne electrique mettant en oeuvre un tel actionneur
FR2829551A1 (fr) Dispositif de changement de vitesses pour une boite de vitesses de vehicule automobile
FR2812121A1 (fr) Actionneur lineaire electromagnetique de soupape comportant une seule bobine
FR2703309A1 (fr) Dispositif d'entraînement pour le déplacement sélectif d'éléments d'équipement faisant partie d'un véhicule à moteur.
FR2811467A1 (fr) Actionneur de soupape electrodynamique et agencement d'une pluralite de tels actionneurs
WO2013132329A1 (fr) Actionneur electromagnetique

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

17P Request for examination filed

Effective date: 20040220

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR

17Q First examination report despatched

Effective date: 20080714

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20140424

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK 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: AT

Ref legal event code: REF

Ref document number: 689871

Country of ref document: AT

Kind code of ref document: T

Effective date: 20141015

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: FRENCH

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 60246674

Country of ref document: DE

Effective date: 20141113

REG Reference to a national code

Ref country code: NL

Ref legal event code: VDEP

Effective date: 20141001

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 689871

Country of ref document: AT

Kind code of ref document: T

Effective date: 20141001

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

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: 20141001

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

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: 20141001

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: 20141001

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: 20141001

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: 20150202

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 FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141001

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: 20141001

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: 20150102

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: 20141001

REG Reference to a national code

Ref country code: DE

Ref legal event code: R026

Ref document number: 60246674

Country of ref document: DE

PLBI Opposition filed

Free format text: ORIGINAL CODE: 0009260

REG Reference to a national code

Ref country code: DE

Ref legal event code: R082

Ref document number: 60246674

Country of ref document: DE

Representative=s name: PATENTANWAELTE UND RECHTSANWALT DR. WEISS, ARA, DE

Ref country code: DE

Ref legal event code: R082

Ref document number: 60246674

Country of ref document: DE

Representative=s name: PATENTANWAELTE UND RECHTSANWALT WEISS, ARAT & , DE

26 Opposition filed

Opponent name: COGELEC

Effective date: 20150529

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: 20141001

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: 20141001

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: 20141001

PLAX Notice of opposition and request to file observation + time limit sent

Free format text: ORIGINAL CODE: EPIDOSNOBS2

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

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: 20141001

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 14

PLAF Information modified related to communication of a notice of opposition and request to file observations + time limit

Free format text: ORIGINAL CODE: EPIDOSCOBS2

PLBB Reply of patent proprietor to notice(s) of opposition received

Free format text: ORIGINAL CODE: EPIDOSNOBS3

PLAB Opposition data, opponent's data or that of the opponent's representative modified

Free format text: ORIGINAL CODE: 0009299OPPO

R26 Opposition filed (corrected)

Opponent name: COGELEC

Effective date: 20150529

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

Ref country code: LU

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: 20150830

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: 20141001

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

Effective date: 20150830

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 15

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: 20150830

Ref country code: IE

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

Effective date: 20150830

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

Ref country code: CH

Payment date: 20160726

Year of fee payment: 15

Ref country code: DE

Payment date: 20160721

Year of fee payment: 15

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

Ref country code: FR

Payment date: 20160720

Year of fee payment: 15

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

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: 20141001

REG Reference to a national code

Ref country code: DE

Ref legal event code: R064

Ref document number: 60246674

Country of ref document: DE

Ref country code: DE

Ref legal event code: R103

Ref document number: 60246674

Country of ref document: DE

RDAF Communication despatched that patent is revoked

Free format text: ORIGINAL CODE: EPIDOSNREV1

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

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

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: 20150831

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: 20141001

RDAG Patent revoked

Free format text: ORIGINAL CODE: 0009271

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

Free format text: STATUS: PATENT REVOKED

REG Reference to a national code

Ref country code: CH

Ref legal event code: PLX

27W Patent revoked

Effective date: 20170614

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

Ref country code: LI

Free format text: LAPSE BECAUSE OF THE APPLICANT RENOUNCES

Effective date: 20141001

Ref country code: CH

Free format text: LAPSE BECAUSE OF THE APPLICANT RENOUNCES

Effective date: 20141001

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

Free format text: STATUS: PATENT REVOKED