EP2176539B1 - Système d'injection de carburant avec un élément de compensation - Google Patents

Système d'injection de carburant avec un élément de compensation Download PDF

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Publication number
EP2176539B1
EP2176539B1 EP08774247A EP08774247A EP2176539B1 EP 2176539 B1 EP2176539 B1 EP 2176539B1 EP 08774247 A EP08774247 A EP 08774247A EP 08774247 A EP08774247 A EP 08774247A EP 2176539 B1 EP2176539 B1 EP 2176539B1
Authority
EP
European Patent Office
Prior art keywords
fuel injection
injection valve
fuel
cylinder head
injection system
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.)
Not-in-force
Application number
EP08774247A
Other languages
German (de)
English (en)
Other versions
EP2176539A1 (fr
Inventor
Martin Scheffel
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 EP2176539A1 publication Critical patent/EP2176539A1/fr
Application granted granted Critical
Publication of EP2176539B1 publication Critical patent/EP2176539B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/14—Arrangements of injectors with respect to engines; Mounting of 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/85—Mounting of fuel injection apparatus
    • F02M2200/858—Mounting of fuel injection apparatus sealing arrangements between injector and engine

Definitions

  • the present invention relates to a fuel injection system for directly injecting fuel into a combustion chamber of an internal combustion engine.
  • Fuel injection systems are known from the prior art in different configurations.
  • a fuel injection valve which has a compensation element for mounting the fuel injection valve in a cylinder head.
  • the compensating element has webs on a ring, which extend along a valve housing and at the end of which support segments are arranged.
  • the support segments are formed partially circular in shape to ensure a spacing between the fuel injection valve and the receiving bore in the cylinder head.
  • a fuel injection system for direct injection of fuels into at least one combustion chamber of an internal combustion engine comprises at least one fuel injection valve for each combustion chamber, which can be used in each case at an ejection section in an associated receiving bore formed on the cylinder head of the internal combustion engine and has a fuel inlet opening at an inlet section.
  • the fuel injection system further comprises a fuel distributor line which has, for each fuel injection valve, a fuel outlet opening which can be connected to the fuel inlet opening of the fuel injection valve in a connecting piece.
  • the fuel injection system is configured in such a way that a dome-shaped support surface is provided in the receiving bore between an upper and a lower sealing ring of the fuel injection valve, on which a support portion of the fuel injector used is supported so that the fuel injection valve in the receiving bore in a predetermined angular range fixed pivotally is.
  • the fuel injection system according to the invention for the direct injection of fuel into a combustion chamber of an internal combustion engine with the features of claim 1 has the advantage that it allows a floating storage of a fuel rail, such as a rail.
  • the fuel injection system is very simple and can be provided particularly cost.
  • the fuel injection system according to the invention can compensate for tolerances between the fuel rail, the cylinder head and the fuel injection valve and ensure optimum positioning of the fuel injection valve in a receiving bore of the cylinder head.
  • the injection system according to the invention comprises a compensation element for a position and / or tolerance compensation and a separate support element.
  • the support member is between the fuel injection valve and the cylinder head at a stage of
  • the support element ensures a support of the fuel injection valve in the axial direction of the fuel injection valve.
  • the compensation element is arranged in the axial direction of the fuel injection valve between a first sealing element and a second seal.
  • the first sealing element seals between the fuel injection valve and the cylinder head and the second seal seals between the fuel injection valve and the fuel rail.
  • the compensation element is a sleeve with an annular fixing region and elastic elements.
  • the sleeve is provided annularly and has a plurality of elastic elements on an annular fixing region.
  • the elastic elements are preferably designed as at least three radially outwardly projecting hooks or noses.
  • the compensation element is a shaft ring.
  • the wave ring has, for example, a sinusoidal course with projecting and recessed turning points, which are arranged around an imaginary circle to form the ring.
  • the compensation element comprises a disc element with a disc region and a directed into the receiving bore in the cylinder head collar.
  • the collar in this case has a predetermined elasticity and is in contact with the fuel injection valve, whereby the position and tolerance compensation is made possible.
  • the compensation element comprises a plurality of ribs, which are aligned in the axial direction of the fuel injection valve.
  • the ribs are arranged between the fuel injection valve and the cylinder head and have an elasticity to the To enable compensation function.
  • the ribs are molded onto the fuel injector film or to the receiving bore in the cylinder head.
  • the fins may be molded integrally with a housing member of the fuel injector.
  • the compensating element is made of an elastic plastic or a sheet metal material, in particular a spring plate.
  • the compensation element is preferably arranged as close as possible to the first sealing element.
  • the first sealing element and the compensating element are arranged directly adjacent, whereby a contact between the two components is possible.
  • the compensation element is arranged directly at the beginning of the receiving bore for the fuel injection valve in the cylinder head.
  • a fixation with play in the radial direction of the cylinder head is preferably on a fixing, such as a rail cup, which is provided on the cylinder head for fixing the fuel distribution line, a fixation with play in the radial direction of the cylinder head possible.
  • a fixing such as a rail cup
  • holes may be provided with a large diameter on the fixing, which allow the radial play.
  • the second sealing element is designed as a Teflon ring.
  • the Teflon ring can be safely used as a fulcrum for a tolerance compensation, without being damaged.
  • the fuel injection system according to the invention can be used both in gasoline engines and in diesel engines.
  • possibility of unfavorable addition of manufacturing tolerances or assembly tolerances can be compensated excellent by the fuel injection system according to the invention.
  • the fuel injection system 1 comprises a fuel injection valve 3, which injects fuel into a combustion chamber 2.
  • the fuel injection valve 3 is connected to a fuel distribution line 4, for example a rail.
  • the fuel rail 4 distributes a pressurized fuel, eg diesel, to the existing fuel injectors.
  • the fuel injection valve 3 is arranged in a cylinder head 5 in a receiving bore 6. Further, the fuel rail 4 is fixed to a manifold cup 11 by a screw 12 in a threaded bore 5a of the cylinder head 5. In this case, a game S1 is provided between the screw 12 and the distribution pipe cup 11.
  • the fuel injection system 1 comprises a first sealing element, a second sealing element 8, a compensation element 9 and a support ring 10.
  • the first sealing element 7 seals between the fuel injection valve 3 and the cylinder head 5 at an end of the fuel chamber 2 facing the combustion chamber 2. Injector 3 from.
  • the second Sealing member 8 seals between the fuel injection valve 3 and the fuel rail 4 at a directed to the fuel rail 4 end of the fuel injection valve 3 from.
  • the support ring 10 supports the fuel injection valve 3 in the axial direction XX of the fuel valve at a stage 6a of the receiving bore 6. In this case, a clearance S2 is present between the support ring 10 and the receiving bore 6.
  • the compensating element 9 is arranged on the fuel injection valve 3 in a region between the first sealing element 7 and the second sealing element 8, more precisely at a region between the supporting ring 10 and the second sealing element 8.
  • the compensating element 9 is made in detail FIG. 2 seen.
  • the balancing member 9 comprises an annular fixing portion 9a, with which the balancing member is fixed to the fuel injection valve 3, and a plurality of elastic members 9b formed integrally with the annular fixing portion 9a.
  • the elastic members 9b are three outwardly projecting hook members.
  • the elastic elements 9b are in contact with the receiving bore 6 and allow a resilient support of the fuel injection valve 3 in the radial direction.
  • the invention- ⁇ e component arrangement Due to the backlash S2 of the fuel injection valve 3 in the region of the support ring 10 and of the play S1 in the attachment of the manifold pipe 11 to the cylinder head 5, the fuel injection valve 3 can rotate about a pivot point D, which is located in the region of the first sealing element 7 , As a function of existing stresses, a deformation occurs on the elastic elements 9b of the compensating element 9.
  • the arrangement of the compensating element 9 in the fuel injection valve 3 tolerances can be compensated in all directions. It is preferred that the compensation element 9 is arranged as close to the edge of the receiving bore 6.
  • an upper surface of the compensating element 9 is flush with a surface of the cylinder head 5.
  • the support ring 10 also supports the fuel injection valve 3 in the axial direction XX, but also allows the rotation of the fuel injection valve 3 about the fulcrum due to the play S2 D for a position and tolerance compensation. Since separate sealing elements 7, 8 are used for sealing the fuel injection valve 2, the tightness at the fuel injection valve 3 can furthermore be ensured without problems.
  • the first sealing element 7 is preferably a Teflon ring with a predetermined height in the axial direction. According to the invention thus the fuel injection system can be brought in its mounted state in a neutral, force-free position, since a position and tolerance compensation is possible.
  • FIG. 3 a fuel injection system according to a second embodiment of the invention described in detail. Identical or functionally identical parts are denoted by the same reference numerals as in the first embodiment.
  • a wave ring 20 is provided as a compensation element of the second embodiment.
  • the shaft ring has a sinusoidal, annular curve shape with support areas formed alternately radially outward and radially inward.
  • the other function corresponds to the compensation element 9 of the first embodiment, so that reference can be made to the description given there.
  • FIG. 4 shows a fuel injection system according to a third embodiment with a further alternative for a compensation element.
  • the compensating element of the third embodiment is a disc 30 having a disc portion 30a and a collar 31 formed integrally thereon.
  • the collar 31 is disposed centrally in the disc 30 and is fixed to the fuel injection valve 3, eg by means of clamps.
  • the disc 30 is placed on the surface of the cylinder head 5 and a connecting portion 32 protrudes partially into the receiving bore 6 in the cylinder head 5 inside.
  • This connection region 32 between the disc region 30a and the collar 31 enables the necessary compensation movements and therefore has a predetermined elasticity.
  • the compensating element of the third embodiment may be made of plastic or of a metallic material. Otherwise, this embodiment corresponds to the previous embodiments, so that reference can be made to the description given there.
  • FIG. 5 shows a fuel injection system 1 according to a fourth embodiment of the present invention, wherein identical or functionally identical parts are denoted by the same reference numerals as in the preceding embodiments.
  • the fuel injection system of the fourth embodiment corresponds substantially to that of the first embodiment, wherein the compensation element for position and / or tolerance compensation is a rib assembly 40.
  • the fin assembly 40 includes a cylindrical base portion 41 and a plurality of fins 42.
  • the finned assembly 40 is secured to the fuel injector 3 such that the fins 42 face towards the fuel rail 4.
  • the ribs 42 have a certain elasticity.
  • a game S3 is provided between the ribs 42 and the receiving bore 6 in the cylinder head 5.
  • this game S3 one or more of the ribs 42 is not immediately deformed at a tolerance compensation, but first this game S3 must be overcome until one or more ribs 42 come into contact with the receiving bore 6 and then deformation and force absorption due to the tolerance differences occurs , Otherwise, this embodiment corresponds to the previous embodiments, so that reference can be made to the description given there.

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

Claims (11)

  1. Installation d'injection de carburant pour l'injection directe de carburant dans une chambre de combustion (2) d'un moteur à combustion interne, comprenant :
    - au moins une soupape d'injection de carburant (3), qui est disposée sur une culasse (5) dans un alésage de réception (6), afin d'injecter du carburant dans la chambre de combustion (2),
    - une conduite de distribution de carburant (4) pour l'alimentation du carburant à la soupape d'injection de carburant (3),
    - un élément de compensation (9 ; 20 ; 30 ; 40) pour une compensation de position et/ou de tolérance, qui est disposé dans la direction radiale entre la soupape d'injection de carburant (3) et la culasse (5), et qui est disposé dans la direction axiale (X-X) de la soupape d'injection de carburant (3), entre un premier élément d'étanchéité (7) qui réalise l'étanchéité entre la soupape d'injection de carburant (3) et la culasse (5) au niveau d'un côté tourné vers la chambre de combustion de la soupape d'injection de carburant et un deuxième élément d'étanchéité (8) qui réalise l'étanchéité entre la soupape d'injection de carburant (3) et la conduite de distribution de carburant (4), et
    - une bague de support (10) qui est disposée entre la soupape d'injection de carburant (3) et la culasse (5) et qui fournit un support de la soupape d'injection de carburant (3) dans la direction axiale (X-X) sur un étage (6a) de l'alésage de réception (6), et qui présente un jeu (S2) dans la direction radiale.
  2. Installation d'injection de carburant selon la revendication 1, caractérisée en ce que l'élément de compensation comprend une manchette avec une région de fixation annulaire (9a) et plusieurs éléments élastiques (9b).
  3. Installation d'injection de carburant selon la revendication 2, caractérisée en ce que les éléments élastiques (9b) sont réalisés sous forme d'au moins trois crochets ou ergots saillant radialement vers l'extérieur.
  4. Installation d'injection de carburant selon la revendication 1, caractérisée en ce que l'élément de compensation comprend une bague ondulée (20).
  5. Installation d'injection de carburant selon la revendication 1, caractérisée en ce que l'élément de compensation comprend un élément de rondelle (30) avec une région de rondelle (30a) et un collet (31) disposé dans l'alésage de réception (6) dans la culasse, le collet (31) étant connecté par le biais d'une région de connexion (32) à la région de rondelle (30a) de l'élément de rondelle, et la région de connexion (32) présentant une élasticité prédéterminée.
  6. Installation d'injection de carburant selon la revendication 1, caractérisée en ce que l'élément de compensation comprend un agencement d'ailettes (40) comprenant une pluralité d'ailettes élastiques (42) dans la direction axiale (X-X) de la soupape d'injection de carburant (3), les ailettes (42) étant disposées entre la soupape d'injection de carburant (3) et la culasse (5).
  7. Installation d'injection de carburant selon la revendication 6, caractérisée en ce que les ailettes sont surmoulées par pulvérisation sur la soupape d'injection de carburant (3) et/ou sur l'alésage de réception (6).
  8. Installation d'injection de carburant selon l'une quelconque des revendications précédentes, caractérisée en ce que l'élément de compensation est fabriqué en plastique ou en un matériau en tôle, notamment une tôle à ressort.
  9. Installation d'injection de carburant selon l'une quelconque des revendications précédentes, caractérisée en ce que l'élément de compensation (9) est disposé immédiatement au début de l'alésage de réception (6).
  10. Installation d'injection de carburant selon l'une quelconque des revendications précédentes, comprenant en outre un élément de fixation, notamment une coupelle de conduite de distribution, afin de fixer la conduite de distribution de carburant (4) avec jeu (S1) sur la culasse (5).
  11. Installation d'injection de carburant selon l'une quelconque des revendications précédentes, caractérisée en ce que le premier élément d'étanchéité (7) est une bague en téflon.
EP08774247A 2007-07-30 2008-06-24 Système d'injection de carburant avec un élément de compensation Not-in-force EP2176539B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007035714A DE102007035714A1 (de) 2007-07-30 2007-07-30 Brennstoff-Einspritzanlage mit Ausgleichselement
PCT/EP2008/057996 WO2009015948A1 (fr) 2007-07-30 2008-06-24 Système d'injection de carburant avec un élément de compensation

Publications (2)

Publication Number Publication Date
EP2176539A1 EP2176539A1 (fr) 2010-04-21
EP2176539B1 true EP2176539B1 (fr) 2012-04-18

Family

ID=39680910

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08774247A Not-in-force EP2176539B1 (fr) 2007-07-30 2008-06-24 Système d'injection de carburant avec un élément de compensation

Country Status (8)

Country Link
US (1) US8353272B2 (fr)
EP (1) EP2176539B1 (fr)
JP (1) JP5200104B2 (fr)
CN (1) CN101784787B (fr)
AT (1) ATE554284T1 (fr)
DE (1) DE102007035714A1 (fr)
ES (1) ES2381610T3 (fr)
WO (1) WO2009015948A1 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8277837B2 (en) 2006-01-11 2012-10-02 Entegrion, Inc. Hemostatic textile
CN102282358B (zh) * 2009-01-16 2015-12-02 伊利诺斯工具制品有限公司 用于燃油喷射系统的双相弹簧组件
ATE535706T1 (de) * 2009-05-11 2011-12-15 Continental Automotive Gmbh Kraftstoffeinspritzdüse und kraftstoffeinspritzsystem
EP2588740B1 (fr) * 2010-06-30 2015-07-22 Orbital Australia PTY Ltd. Dispositif d'injection de carburant
DE102010064121A1 (de) * 2010-12-23 2012-06-28 Robert Bosch Gmbh Brennstoffzuteiler
JP5270714B2 (ja) * 2011-04-27 2013-08-21 トヨタ自動車株式会社 燃料噴射弁用制振インシュレータ
DE102011084704A1 (de) * 2011-10-18 2013-04-18 Robert Bosch Gmbh Ausrichtelement für ein Einspritzventil sowie Verfahren zur Herstellung eines Einspritzventils
DE102011089274A1 (de) 2011-12-20 2013-06-20 Robert Bosch Gmbh Entkopplungselement für eine Brennstoffeinspritzvorrichtung
CN102817677B (zh) * 2012-08-30 2015-12-16 凯龙高科技股份有限公司 一种计量喷嘴二级柱面密封结构
CN102828807B (zh) * 2012-08-30 2016-06-29 凯龙高科技股份有限公司 一种具容置腔的用于汽车尾气处理系统的计量喷嘴结构
JP6402197B2 (ja) 2014-02-11 2018-10-10 ボルボトラックコーポレーション 燃料噴射装置
JP6256918B2 (ja) * 2014-09-30 2018-01-10 本田技研工業株式会社 インジェクタ組付体
DE102014225988A1 (de) 2014-12-16 2016-06-16 Robert Bosch Gmbh Entkopplungselement für eine Brennstoffeinspritzvorrichtung
FR3038660A1 (fr) * 2015-07-10 2017-01-13 Peugeot Citroen Automobiles Sa Joint d’etancheite d’injecteur entre porte-arbre a cames et culasse de moteur thermique
DE102015225175A1 (de) * 2015-12-15 2017-06-22 Robert Bosch Gmbh Injektor mit verbessertem Wärmeverhalten
DE102016211689A1 (de) * 2016-06-29 2018-01-04 Robert Bosch Gmbh Injektor mit Dämpfungselement
DE102016225706A1 (de) * 2016-12-21 2018-06-21 Robert Bosch Gmbh Ventil zum Zumessen eines Fluids
DE102018221198A1 (de) * 2018-12-07 2020-06-10 Robert Bosch Gmbh Komponente, insbesondere Brennstoffleitung oder Brennstoffverteiler, und Brennstoffeinspritzanlage
DE102019203601A1 (de) * 2019-03-18 2020-09-24 Vitesco Technologies GmbH Fluidinjektor zum Anordnen an einem Zylinderkopf einer Brennkraftmaschine
DE102019211757A1 (de) * 2019-08-06 2021-02-11 Witte Automotive Gmbh Radialausgleichselement sowie Vorrichtung zum Ausgleichen von Toleranzen zwischen einem ersten Bauteil und einem zweiten Bauteil

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09112697A (ja) * 1995-10-17 1997-05-02 Mitsubishi Electric Corp シールリング
JPH09242647A (ja) * 1996-03-06 1997-09-16 Zexel Corp 燃料噴射ノズルの取付構造
DE19725076A1 (de) 1997-06-13 1998-12-17 Bosch Gmbh Robert Brennstoffeinspritzanlage
DE19735665A1 (de) 1997-06-25 1999-01-07 Bosch Gmbh Robert Brennstoffeinspritzanlage
DE19743103A1 (de) 1997-09-30 1999-04-01 Bosch Gmbh Robert Wärmeschutzhülse
DE10038763A1 (de) * 2000-08-09 2002-02-21 Bosch Gmbh Robert Ausgleichselement für ein Brennstoffeinspritzventil
DE10056005A1 (de) * 2000-11-11 2002-05-16 Bosch Gmbh Robert Brennstoffeinspritzanlage
DE10108193A1 (de) * 2001-02-21 2002-08-29 Bosch Gmbh Robert Befestigungsvorrichtung
DE10108467A1 (de) * 2001-02-22 2002-09-05 Bosch Gmbh Robert Befestigungsvorrichtung
DE10108466A1 (de) * 2001-02-22 2002-09-05 Bosch Gmbh Robert Ausgleichselement für ein Brennstoffeinspritzventil
DE10109408A1 (de) * 2001-02-28 2002-09-05 Bosch Gmbh Robert Befestigungsvorrichtung
DE10140797A1 (de) 2001-08-20 2003-07-31 Bosch Gmbh Robert Ausgleichselement für ein Brennstoffeinspritzventil
DE10158787A1 (de) 2001-11-30 2003-06-12 Bosch Gmbh Robert Brennstoffeinspritzanlage
DE10158788A1 (de) 2001-11-30 2003-06-12 Bosch Gmbh Robert Brennstoffeinspritzanlage
DE10163030B4 (de) 2001-12-20 2014-10-09 Robert Bosch Gmbh Befestigungsvorrichtung
JP3997946B2 (ja) 2002-07-26 2007-10-24 株式会社デンソー 燃料供給装置
US7007674B2 (en) 2003-04-01 2006-03-07 Robert Bosch Corporation Fuel rail assembly
DE10338715B4 (de) * 2003-08-22 2014-07-17 Robert Bosch Gmbh Ausgleichselement für ein Brennstoffeinspritzventil
JP2005320898A (ja) * 2004-05-07 2005-11-17 Toyota Motor Corp スペーサ、同スペーサを備える燃料噴射弁、及び同燃料噴射弁の取付構造
JP4034762B2 (ja) * 2004-07-06 2008-01-16 三菱電機株式会社 燃料噴射弁の組付け構造
JP4634765B2 (ja) * 2004-09-16 2011-02-16 日産自動車株式会社 燃料噴射弁取付構造
DE102005011574A1 (de) * 2005-03-14 2006-09-21 Robert Bosch Gmbh Zwischenelement für ein Brennstoffeinspritzventil
US7293550B2 (en) * 2006-01-31 2007-11-13 Gm Global Technology Operations, Inc. Fuel injector isolation seat
US8069842B2 (en) * 2009-07-02 2011-12-06 Robert Bosch Gmbh Injector mounting assembly

Also Published As

Publication number Publication date
US8353272B2 (en) 2013-01-15
DE102007035714A1 (de) 2009-02-05
JP5200104B2 (ja) 2013-05-15
JP2010534789A (ja) 2010-11-11
EP2176539A1 (fr) 2010-04-21
US20100186717A1 (en) 2010-07-29
ES2381610T3 (es) 2012-05-29
CN101784787B (zh) 2012-09-26
CN101784787A (zh) 2010-07-21
ATE554284T1 (de) 2012-05-15
WO2009015948A1 (fr) 2009-02-05

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