EP2726728B1 - Injecteur de carburant - Google Patents

Injecteur de carburant Download PDF

Info

Publication number
EP2726728B1
EP2726728B1 EP12720199.4A EP12720199A EP2726728B1 EP 2726728 B1 EP2726728 B1 EP 2726728B1 EP 12720199 A EP12720199 A EP 12720199A EP 2726728 B1 EP2726728 B1 EP 2726728B1
Authority
EP
European Patent Office
Prior art keywords
fuel injector
return
chamber
fuel
control valve
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
EP12720199.4A
Other languages
German (de)
English (en)
Other versions
EP2726728A1 (fr
Inventor
Florian Schmid
Johannes UNRATH
Eike Kobes
Holger Rapp
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP2726728A1 publication Critical patent/EP2726728A1/fr
Application granted granted Critical
Publication of EP2726728B1 publication Critical patent/EP2726728B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/002—Arrangement of leakage or drain conduits in or from injectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • F02M63/0026—Valves characterised by the valve actuating means electrical, e.g. using solenoid using piezoelectric or magnetostrictive actuators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0043—Two-way valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0073—Pressure balanced valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/001—Control chambers formed by movable sleeves

Definitions

  • the invention relates to a fuel injector according to the preamble of claim 1, such as in the EP 2275666 shown.
  • Such a fuel injector is from the DE 10 2008 001 330 A1 the applicant known.
  • the movement of a nozzle needle arranged in a nozzle needle is generated via a control valve, which has a valve element, which in turn via a solenoid actuator or a piezoelectric actuator, at least indirectly, is controlled.
  • a control amount is derived in the receiving space of the Magnetaktors or the piezoelectric actuator, which in turn has a connection to a return port to the fuel injector.
  • the outflow of the fuel via throttles and the valve seat of the valve element is associated with a strong pressure reduction of the originally high-pressure fuel. Such pressure reduction is physically associated with a temperature increase of the fuel.
  • the present invention seeks to further develop a fuel injector according to the preamble of claim 1 such that the flowing into the receiving space for the piezoelectric actuator as well as in the return bore fuel occurs with respect to the prior art reduced temperature, without the need for additional (external) fuel supply from an area outside the fuel injector.
  • This object is achieved in a fuel injector with the features of claim 1 according to the invention that the outflowing when switching the control valve control amount passes through a flow path in an annular intermediate region between the nozzle retaining nut and the nozzle body and / or the valve plate and / or throttle plate. There, the fuel can be cooled before it enters the immediate vicinity of temperature-sensitive components.
  • connection to or from the annular intermediate region comprises, wherein the return channel opens at least indirectly in the return bore.
  • the diversion channel and the return channel are formed at least substantially as arranged radially to the longitudinal axis of the valve plate channels.
  • the discharge channel and the return channel on opposite sides of the from the valve plate, the throttle plate and the Nozzle body existing composite are arranged.
  • control quantity flows out of the control valve chamber into the actuator chamber.
  • connection has a drain, which opens into a discharge channel.
  • discharge channel opens through the annulus and a return passage in a riser, which is connected to the return line.
  • a fuel injector 1 according to the prior art is shown in longitudinal section.
  • the fuel injector 1 has a holding body 2, a valve plate 4, a throttle plate 6 and a nozzle body 8 which abut each other in this order.
  • the components are pressed against each other by a (nozzle) clamping nut 9, which is supported on a shoulder of the nozzle body 8 and is held by a thread on the holding body 2.
  • a (nozzle) clamping nut 9 which is supported on a shoulder of the nozzle body 8 and is held by a thread on the holding body 2.
  • an annular space 5 is formed, in the area at least the valve plate 4 and the throttle plate 6 spaced from the clamping nut 9 are arranged.
  • a pressure chamber 14 is formed, in which a piston-shaped nozzle needle 10 is arranged longitudinally displaceable.
  • the nozzle needle 10 has at its end facing the combustion chamber on a sealing surface 11, with which it cooperates with a nozzle seat 13 which is formed at the combustion chamber end of the pressure chamber 14. From the nozzle seat 13 go from one or more injection ports 12, which open in installation position of the fuel injector 1 directly into a combustion chamber of the internal combustion engine.
  • the nozzle needle 10 is guided in a middle section in the pressure chamber 14, wherein the fuel is passed through a plurality of bevels 15 to the injection openings 12.
  • the nozzle needle 10 is guided at its end remote from the combustion chamber of the internal combustion engine in a sleeve 22, wherein the sleeve 22 by a closing spring 18 which surrounds the nozzle needle 10 and the sleeve 22 facing away indirectly supported on a shoulder 16, presses against the throttle plate 6 ,
  • a control chamber 20 is limited, which is filled with fuel, so that exerted by the pressure in the control chamber 20, a hydraulic force on the side remote from the combustion chamber end face of the nozzle needle 10 and exerts a force in the direction of the nozzle seat 13 on the nozzle needle 10.
  • an inlet channel 25 is formed, is passed through the compressed fuel under high pressure from a high-pressure fuel source in the pressure chamber 14.
  • the inlet channel 25 is connected to the control chamber 20 via an inlet throttle 40 extending in the throttle plate 6.
  • control valve 30 For controlling the fuel pressure in the control chamber 20, the switchable between two switching positions control valve 30 is provided in the valve plate 4, wherein the control valve 30 has a control valve chamber 31 which is formed as a cavity in the valve plate 4.
  • the control valve chamber 31 is via an outlet throttle 42, which is formed in the throttle plate 6, connected to the control chamber 20 in the nozzle body 8.
  • a control valve member 34 is arranged longitudinally displaceable, wherein the control valve member 34 has a piston-shaped shape and at its end facing away from the throttle plate 6 has a mushroom-shaped extension on which a sealing surface 52 is formed, with which the control valve member 34 cooperates with a control valve seat 37, which is formed on the inside of the control valve chamber 31.
  • the control valve member 34 is guided at its end remote from the control valve seat 37 in a sleeve 36 which is supported at one end to the throttle plate 6, and between which and the control valve member 34, a spring 38 is arranged under compressive prestress.
  • a spring 38 is arranged under compressive prestress.
  • the control valve member 34 is pressed against the control valve seat 37, and on the other hand, the sleeve 36 against the throttle plate 6.
  • the piston 32 with the coupler housing 33 is in this case formed in a Aktorfactraum formed, always at low pressure actuator chamber 23, which is always depressurized.
  • a leakage chamber 54 is limited, in which a low pressure is present, and is relieved of pressure via a drain 45 drain.
  • the leakage oil drain 45 may in this case have, for example, a connection to the actuator chamber 23.
  • the fuel injector 100 In order to keep the component load on the piezoelectric actuator in the actuator chamber 23 as low as possible it is at a in the Fig. 2 fuel injector 100 according to the invention provided that the fuel flowing through the control valve seat 37 in the direction of the coupler body 33 at least partially, but preferably completely guided or discharged via one or more diversion channels 60 in the annular space 5.
  • a single diversion channel 60 is shown, which is arranged radially to the longitudinal axis of the valve plate 4.
  • the diversion channel 60 is located in an upper end region of the valve plate 4 with respect to the fuel injector 100.
  • the flow guide according to the Fig. 2 a drainage 45a, which has a connection in the throttle plate 6 radially arranged discharge 71 with the annular space 5.
  • a radially arranged herbleitkanal 72 is formed in an upper axial region, which also has connection with the annular space 5, and which opens into the riser 64.
  • a surface exposure region 73 is still formed, which forms a hydraulic connection between the actuator chamber 23 and the return bore 65.
  • Fig. 4 is one opposite the Fig. 3 modified flow guidance for the fuel from the leakage chamber 54 shown.
  • the fuel also passes through the leakage oil drain 45a and the discharge channel 71 into the annulus 5.
  • the return channel 75 consisting of the partial channel sections 76, 77 formed in the throttle plate 6, the same Has connection with the annular space 5, and which opens into the riser 64. It may be provided that the vertical part of the channel section 76 of the return channel 75 is not concentric with the riser 64, but is arranged in a certain offset to this.
  • a separating web (not shown) may be present in the preferably shorter distance between the vertical partial channel section 76 and the riser 64, so that the fuel has as long a flow path as possible until it enters the riser 64.
  • the fuel injector 100 according to the invention thus far described can be modified or modified in many ways without departing from the spirit of the invention. Conceivable modifications of the fuel injector 100 may be e.g. be such that only the fuel in the leakage chamber 54 is passed through the annulus 5. Finally, it is also conceivable to form the discharge of the fuel from the annular space 5 via a formed in the holding body 2 radial bore or formed in an end face of the holding body 2, radially extending groove directly into the return bore 65.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)

Claims (10)

  1. Injecteur de carburant (100) comprenant un corps de retenue (2) et un corps de buse (8) qui est serré axialement contre le corps de retenue (2) au moyen d'un écrou de serrage de buse (9) par interposition d'une plaque d'étranglement (6) et d'une plaque de soupape (4), une soupape de commande (30) pouvant être commutée entre au moins deux positions de commutation étant disposée dans un espace de soupape de commande (31) dans la plaque de soupape (4), laquelle soupape de commande peut être actionnée au moyen d'un actionneur réalisé de préférence sous forme d'actionneur piézoélectrique disposé dans un espace d'actionneur (23) du corps de retenue (2), l'espace d'actionneur (23) pouvant être parcouru par du carburant, qui est accouplé hydrauliquement par le biais d'une connexion (73) à un alésage de retour (65), et une quantité de retour de carburant sortant de l'espace de soupape de commande (31) lors d'une commutation de la soupape de commande (30) et/ou au cours des pauses de commutation de la soupape de commande (30) pouvant être évacuée par le biais d'une connexion supplémentaire au moins de manière indirecte dans l'alésage de retour (65),
    caractérisé en ce que
    la connexion supplémentaire présente une voie d'écoulement qui comprend l'espace annulaire (5) entre l'écrou de serrage de buse (9) et le corps de buse (8) et/ou la plaque de soupape (4) et/ou la plaque d'étranglement (6).
  2. Injecteur de carburant selon la revendication 1,
    caractérisé en ce que
    la connexion supplémentaire comprend un canal d'évacuation (60) dans l'espace annulaire (5) et un canal de recirculation (61) hors de l'espace annulaire (5), le canal de recirculation (61) débouchant au moins de manière indirecte dans l'alésage de retour (65).
  3. Injecteur de carburant selon la revendication 2,
    caractérisé en ce que
    le canal d'évacuation (60) et le canal de recirculation (61) sont réalisés au moins essentiellement sous forme de canaux disposés radialement par rapport à l'axe longitudinal de la plaque de soupape (4).
  4. Injecteur de carburant selon la revendication 2 ou 3,
    caractérisé en ce que
    le canal d'évacuation (60) et le canal de recirculation (61) sont disposés sur des côtés mutuellement opposés de l'assemblage constitué de la plaque de soupape (4), de la plaque d'étranglement (6) et du corps de buse (8).
  5. Injecteur de carburant selon l'une quelconque des revendications 1 à 4,
    caractérisé en ce que
    la voie d'écoulement supplémentaire comprend une rainure annulaire (63) réalisée au niveau d'un côté frontal de la plaque de soupape (4) et/ou de la plaque d'étranglement (6).
  6. Injecteur de carburant selon la revendication 5,
    caractérisé en ce
    qu'un élément de séparation, en particulier sous la forme d'une nervure de séparation, est disposé dans la rainure annulaire (63).
  7. Injecteur de carburant selon l'une quelconque des revendications 1 à 6,
    caractérisé en ce
    qu'une partie de la quantité de commande s'écoule hors de l'espace de soupape de commande (31) dans l'espace d'actionneur (23).
  8. Injecteur de carburant selon la revendication 1,
    caractérisé en ce que
    la connexion présente une sortie (45a) qui débouche dans un canal d'évacuation (71).
  9. Injecteur de carburant selon la revendication 8,
    caractérisé en ce que
    le canal d'évacuation (71) débouche par le biais de l'espace annulaire (5) et d'un canal de recirculation (72, 75) dans une conduite montante (64) qui est connectée à la conduite de retour (65) ou en ce que l'espace annulaire (5) est connecté à la conduite de retour (65) par le biais d'une voie d'écoulement réalisée dans le corps de retenue (2).
  10. Injecteur de carburant selon l'une quelconque des revendications 1 à 9,
    caractérisé en ce que
    la pression de système maximale dans l'injecteur de carburant (100) est supérieure à 2000 bar.
EP12720199.4A 2011-06-30 2012-05-11 Injecteur de carburant Active EP2726728B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102011078381 2011-06-30
DE102011081643A DE102011081643A1 (de) 2011-06-30 2011-08-26 Kraftstoffinjektor
PCT/EP2012/058808 WO2013000618A1 (fr) 2011-06-30 2012-05-11 Injecteur de carburant

Publications (2)

Publication Number Publication Date
EP2726728A1 EP2726728A1 (fr) 2014-05-07
EP2726728B1 true EP2726728B1 (fr) 2015-11-04

Family

ID=47355064

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12720199.4A Active EP2726728B1 (fr) 2011-06-30 2012-05-11 Injecteur de carburant

Country Status (3)

Country Link
EP (1) EP2726728B1 (fr)
DE (1) DE102011081643A1 (fr)
WO (1) WO2013000618A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018211679A1 (de) * 2018-07-12 2020-01-16 Robert Bosch Gmbh Kraftstoffinjektor und Verfahren zum Betreiben eines Kraftstoffinjektors

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007017126A1 (de) * 2007-04-11 2008-10-16 Robert Bosch Gmbh Einspritzmodul
DE102008001330A1 (de) 2008-04-23 2009-10-29 Robert Bosch Gmbh Kraftstoffeinspritzventil für Brennkraftmaschinen
DE102009001099A1 (de) * 2009-02-24 2010-08-26 Robert Bosch Gmbh Kraftstoffeinspritzventil
DE102009027494A1 (de) * 2009-07-07 2011-01-13 Robert Bosch Gmbh Kraftstoff-Injektor mit druckausgeglichenem Steuerventil
DE102009055267A1 (de) * 2009-12-23 2011-06-30 Robert Bosch GmbH, 70469 Druckausgeglichener Kraftstoffinjektor mit Bypass und minimiertem Ventilraumvolumen
DE102010040381A1 (de) 2010-09-08 2012-03-08 Robert Bosch Gmbh Kraftstoffinjektor und Kraftstoffeinspritzsystem mit wenigstens einem Kraftstoffinjektor

Also Published As

Publication number Publication date
DE102011081643A1 (de) 2013-01-03
EP2726728A1 (fr) 2014-05-07
WO2013000618A1 (fr) 2013-01-03

Similar Documents

Publication Publication Date Title
EP2283226B1 (fr) Injecteur de carburant pour moteurs a combustion interne
EP1778968B1 (fr) Dispositif permettant l'injection de carburant dans la chambre de combustion d'un moteur a combustion interne
EP2394049B1 (fr) Injecteur de carburant pour moteurs à combustion interne
EP2102486B1 (fr) Injecteur avec une soupape de commande à compensation de pression axiale
EP3535486B1 (fr) Soupape d'injection de carburant pour injecter un carburant gazeux et / ou liquide
AT501914B1 (de) Vorrichtung zum einspritzen von kraftstoff in den brennraum einer brennkraftmaschine
WO2017029076A1 (fr) Injecteur de carburant
WO2018001797A1 (fr) Corps d'injecteur pour un injecteur de carburant
EP1925812B1 (fr) Soupape d'injection de carburant pour moteurs à combustion interne
EP2726728B1 (fr) Injecteur de carburant
EP1658427B1 (fr) Soupape d'injection de carburant pour des moteurs a combustion interne
EP3445967B1 (fr) Injecteur de carburant
WO2013117979A1 (fr) Dispositif d'injection de carburant dans la chambre de combustion d'un moteur à combustion interne
DE102004042190B4 (de) Kraftstoffinjektor mit zwei von einer Servoventileinheit getrennt steuerbaren Steuerräumen
DE102007002759A1 (de) Kraftstoffinjektor mit direkter Düsennadelsteuerung
DE102005041994B4 (de) Kraftstoffinjektor mit direkt betätigbarem Einspritzventilglied und zweistufiger Übersetzung
DE102006036782B4 (de) Injektor
WO2013111011A1 (fr) Platine à soupape/corps de soupape à manchon conique en métal dur emmanché
EP2267295A2 (fr) Injecteur de carburant
DE102006027484A1 (de) Kraftstoffinjektor mit kraftausgeglichenem Steuerventil
DE102017203150A1 (de) Kraftstoffinjektor
WO2007054828A2 (fr) Injecteur a refroidissement ameliore
DE102004042558B4 (de) Kraftstoffinjektor mit einer von einer Servoventileinheit gesteuerten Registerdüse
EP2246553B1 (fr) Injecteur de carburant
DE102012209841A1 (de) Injektor für ein Fluid, insbesondere Kraftstoffinjektor

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: 20140130

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

DAX Request for extension of the european patent (deleted)
GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20150803

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): 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: 759378

Country of ref document: AT

Kind code of ref document: T

Effective date: 20151115

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: DE

Ref legal event code: R096

Ref document number: 502012005164

Country of ref document: DE

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20151104

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: 20151104

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: 20160204

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: 20151104

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: 20151104

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: 20151104

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: 20160304

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 5

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

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: 20151104

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: 20151104

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: 20160205

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: 20151104

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: 20151104

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: 20160304

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: 20151104

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: 20151104

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502012005164

Country of ref document: DE

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: 20151104

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: 20151104

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: 20151104

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: 20151104

Ref country code: BE

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

Effective date: 20160531

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: 20151104

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

26N No opposition filed

Effective date: 20160805

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

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: 20151104

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: 20160511

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

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

Effective date: 20160511

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: 20160531

Ref country code: LI

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

Effective date: 20160531

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: 6

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: 20160511

Ref country code: IE

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

Effective date: 20160511

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 7

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

Ref country code: HU

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

Effective date: 20120511

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: 20151104

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: 20151104

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: 20151104

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: 20151104

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 759378

Country of ref document: AT

Kind code of ref document: T

Effective date: 20170511

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: 20151104

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: 20170511

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: 20151104

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: 20151104

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

Ref country code: IT

Payment date: 20230531

Year of fee payment: 12

Ref country code: FR

Payment date: 20230517

Year of fee payment: 12

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

Ref country code: DE

Payment date: 20230726

Year of fee payment: 12