EP2841761A1 - Arrangement with a fuel distributer and multiple fuel injection valves - Google Patents
Arrangement with a fuel distributer and multiple fuel injection valvesInfo
- Publication number
- EP2841761A1 EP2841761A1 EP13715934.9A EP13715934A EP2841761A1 EP 2841761 A1 EP2841761 A1 EP 2841761A1 EP 13715934 A EP13715934 A EP 13715934A EP 2841761 A1 EP2841761 A1 EP 2841761A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- fuel injection
- cup
- injection valve
- damping
- fuel
- 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.)
- Granted
Links
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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/04—Means for damping vibrations or pressure fluctuations in injection pump inlets or outlets
-
- 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
- F02M55/004—Joints; Sealings
- F02M55/005—Joints; Sealings for high pressure conduits, e.g. connected to pump outlet or to injector inlet
-
- 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
- F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
- F02M55/025—Common rails
-
- 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
- F02M2200/09—Fuel-injection apparatus having means for reducing noise
-
- 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
- F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
- F02M2200/8023—Fuel injection apparatus manufacture, repair or assembly the assembly involving use of quick-acting mechanisms, e.g. clips
-
- 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
- F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
- F02M2200/803—Fuel injection apparatus manufacture, repair or assembly using clamp elements and fastening means; e.g. bolts or screws
-
- 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
- F02M2200/853—Mounting of fuel injection apparatus involving use of quick-acting mechanism, e.g. clips
-
- 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
- F02M2200/855—Mounting of fuel injection apparatus using clamp elements or fastening means, e.g. bolts or screws
Definitions
- the invention relates to an arrangement, in particular a fuel injection system for high-pressure injection in internal combustion engines, with a fuel distributor and a plurality of fuel injection valves.
- Fuel injection valves known. To connect the fuel injectors with the fuel rail, a collar around a puncture at the respective
- An injector port on the fuel rail has a cylindrical body into which the upper end of the fuel injector is joined.
- a headband is fitted over the cylindrical body, wherein recesses in the headband cooperate with the tongues of the collar.
- Fuel injection valve on the fuel rail is Fuel injection valve on the fuel rail.
- Fuel distributor bar is excited in operation to oscillations in the audible frequency range. This happens mainly due to noise sources in the
- the cylinder head can serve.
- the arrangement according to the invention with the features of claim 1 has the advantage that a vibration control decoupling or damping between the fuel injection valves and the fuel distributor is made possible. Specifically, there is the advantage that occurring noise emissions can be reduced.
- the arrangement is suitable for internal combustion engines for gasoline direct injection.
- the fuel distributor can in this case be configured in particular as a fuel distributor strip.
- the fuel distributor can serve for distributing the fuel to a plurality of fuel injection valves, in particular high-pressure injection valves.
- the fuel distributor as a common fuel storage for the
- Fuel injection valves serve.
- the fuel injection valves are with the
- Fuel distributor connected and inject the fuel required for the combustion process under high pressure, preferably directly into the combustion chambers of the
- the fuel is in this case compressed via a high-pressure pump and controlled quantity controlled via a high-pressure line in the fuel distributor.
- the attachment of the fuel distributor to a mounting structure, in particular a cylinder head of the internal combustion engine, can be done directly or else via spacers and optionally further connecting elements.
- the fuel injectors may be suspended
- Fuel injectors are attached to the cups.
- connection can in this case form a latching connection on the one hand with the cup and on the other hand with the fuel injection valve.
- a part-annular shoulder of the cup may be configured in the form of a nose or a collar. Accordingly, a collar is provided on the fuel injection valve in an advantageous manner.
- the quasi-static forces can be transferred for attachment.
- the retaining element fulfills the
- Retaining clip be configured. When mounting the retaining clip can then
- an at least partially annular shoulder of the cup is designed on the outside of the cup, on which the contact surface of the cup is designed.
- the at least partially annular paragraph may be configured as an annular paragraph or as a part-annular paragraph. Accordingly, it is advantageous that on the
- Fuel injection valve is designed at least a partial annular collar on which the contact surface of the fuel injection valve and a support surface of the cup facing support surface are configured.
- the at least partially annular collar can be configured as a partial annular collar or as an annular collar.
- a partial ring-shaped embodiment of the paragraph of the cup or the Federal of the fuel injection valve also several paragraphs or frets may be provided on which a plurality of retaining clips are attached. The number of designed as retaining clips retaining elements, a fuel injection valve to an associated cup of the
- Fasten fuel distributor can be selected in relation to the particular application.
- At least one of the damping composite elements has a bent outer portion which engages around an outer side of the federal government.
- Attenuation composite elements as at least approximately planar
- Damper composite element is configured and projects beyond an outside of the federal government. This guarantees a certain distance between the retaining clip and the outside of the collar.
- At least one of the damping composite elements is configured as a ring-shaped or partially annular damping composite element.
- a homogeneous loading of the damping composite element can be achieved. This results in an effective damping over the lifetime.
- Particularly advantageous in this regard is an annular configuration of the damping composite elements. If this is not possible for assembly reasons, for example, to circumvent a plug, then a part-circular contour, for example in the form of a C-ring, can be selected.
- the damping composite element between the support surface of the fuel injection valve and the support surface of the cup is arranged.
- a first damping composite element between the fuel injection valve and the support surface of the cup is arranged and that a second damping composite element between the contact surface of the fuel injection valve and the retaining clip is arranged.
- a direct contact of metal on metal is avoided by always a damping composite element is interposed in the mechanical power transmission path. This results in a particularly effective
- the retaining clip is configured from a composite element with at least one metallic metal layer and at least one damping layer.
- the retaining clip can then be made by reshaping the composite sheet.
- the composite metal sheet may, for example, have a layer structure of two metal layers and an elastically deformable layer located therebetween, in particular an elastomer layer.
- Vibration decoupling may also be simplified, wherein the retaining clip formed from the composite sheet by their inherent component damping the
- the retaining clip may also be formed of a rigid material.
- the damping composite element is advantageously configured from at least one metal layer and at least one damping layer. Numerous variants are conceivable here, which differ among other things in the number of layers.
- Fig. 1 shows an arrangement with a fuel distributor and a plurality
- FIG. 2 shows a fuel injection valve and a cup of the fuel distributor of the arrangement of the first exemplary embodiment illustrated in FIG. 1 in an excerptional, schematic sectional illustration
- FIG. 3 shows the detail of an arrangement according to a second embodiment of the invention shown in FIG. 2;
- FIG. 4 shows the section of an arrangement according to a third exemplary embodiment of the invention shown in FIG. 2;
- FIG. 5 shows the section of an arrangement according to a fourth embodiment of the invention shown in FIG. 2;
- FIG. 6 shows a damping composite element for the arrangement shown in FIG. 1 in accordance with a fifth exemplary embodiment of the invention in a schematic sectional representation
- Fig. 7 is a damping composite element for the arrangement shown in Fig. 1 according to a sixth embodiment of the invention in a schematic
- Fig. 8 is a damping composite element for the arrangement shown in Fig. 1 according to a seventh embodiment of the invention in a schematic
- Fig. 1 shows an arrangement 1 with a fuel distributor 2 and a plurality
- the fuel distributor 2 can in particular as
- the fuel distributor 2 serves to store high-pressure fuel and to distribute the fuel to the plurality of fuel injection valves 3, 4. For simplicity of illustration, only two fuel injection valves 3, 4 are shown in this embodiment.
- the number of fuel injection valves 3, 4 connected to the fuel distributor 2 depends on the number of cylinders of the internal combustion engine.
- the fuel distributor 2 is suitably connected to a mounting structure 5, in particular a cylinder head 5.
- the connection of the fuel distributor 2 can also be made via spacers or via further connecting elements 6, 7.
- a high pressure line 8 is provided with the the fuel distributor 2 is connected.
- the high-pressure line 8 serves to supply high-pressure fuel into the fuel distributor 2.
- Fig. 2 shows the fuel injection valve 3 and the cup 9 of the fuel distributor 2 of the arrangement 1 shown in FIG. 1 according to the first embodiment in a partial, schematic sectional view.
- the fuel injection valve 3 has a longitudinal axis 15.
- the cup 9 has a bottom 16 which is in this
- Embodiment forms a support surface 17.
- the support surface 17 may also be configured in other ways on the bottom 16.
- a contact surface is provided, which is oriented perpendicular to the longitudinal axis 15 in this embodiment.
- Embodiment is oriented perpendicular to the longitudinal axis 15.
- the contact surface 19 of the cup 9 and the contact surface 21 of the fuel injection valve 3 are remote from each other.
- a ring-shaped or partially annular shoulder 22 of the cup 9 is configured, on which the contact surface 19 of the cup 9 is configured.
- an annular or partially annular collar 23 is configured on the fuel injection valve 3, on which the contact surface 21 of the fuel injection valve 3 is configured.
- a support surface is also configured.
- Support surface 17 of the cup 9 and the support surface 24 of the fuel injection valve 3 are each oriented perpendicular to the longitudinal axis 15 in this embodiment. Further, the support surface 17 of the cup 9 and the support surface 24 of the fuel injection valve 3 face each other.
- Fuel injection valve 3, the damping composite element 1 1 is arranged.
- Damping composite element 1 1 is in this embodiment as a flat Damping composite element 1 1 designed.
- the damping composite element 1 1 has metal layers 25, 26, each based on a metallic material. Between the metal layers 25, 26, a damping layer 27 of the damping composite element 1 1 is provided.
- the damping layer 27 may be made of a rubber, in particular a natural rubber or a synthetic rubber.
- Damping layer 27 may be connected in particular by vulcanization with the metal layers 25, 26. This is a multi-layered design of the
- Damping composite element 1 1 possible. Direct contact between the metal layers 25, 26 is thereby prevented by the damping layer 27. Thus, a direct contact of metal on metal is prevented at the interface between the cup 9 and the fuel injection valve 3, since in this way the damping layer 27 is arranged, as is also shown schematically with reference to FIG.
- the arrangement 1 also has a retaining element 30 configured as a retaining clip 30.
- the retaining clip 30 is formed in this embodiment of a rigid material, in particular a metal. The retaining clip 30 engages on the one hand the contact surface 19 of the cup 9 and on the other hand, the contact surface 21 of the
- the retaining clip 30 acts on the collar 30 of the fuel injection valve 3 against the bottom 16 of the cup 9.
- the retaining clip 30 can be clipped, for example in a mounting direction 31 on the shoulder 22 of the cup 9 and the collar 23 of the fuel injection valve 3, if the
- Fuel injection valve 3 is partially joined in its end position in the cup 3. Here, a certain bias on the damping composite element 1 1 and thus the damping layer 27 are exercised.
- the damping composite element 1 1 an acoustic decoupling can be realized.
- the connection of the fuel injection valve 4 is configured with the fuel distributor 2.
- a partial decoupling is realized because over the metallic retaining clip 30 metallic contacts between the fuel injection valve 3 and the cup 9 exist.
- a vibration control decoupling and damping can be achieved without violating the other requirements. The result is a reduction of
- Fig. 3 shows the detail of an arrangement 1 according to a second embodiment of the invention shown in Fig. 2.
- a further damping composite element 13 is disposed between the abutment surface 21 of the collar 23 of the fuel injection valve 3 and the retaining clip 30.
- the damping composite element 13 has a configuration corresponding to the damping composite element 1 1.
- the damping composite element 13 comprises metal layers 35, 36 and a damping layer 37, which is arranged between the metal layers 35, 36.
- contacts of metal on metal over which a structure-borne sound transmission is still possible, completely prevented.
- there are no pure metal contacts and there is a full isolation by in contrast to the second embodiment described with reference to FIG. 2 also between the retaining clip 30 and the collar 23 a
- Damping composite element 13 is provided or inserted.
- FIG. 4 shows the detail of an arrangement 1 according to a third exemplary embodiment shown in FIG. 2. In this embodiment is a
- the retaining clip 30 is made of a composite metal sheet with metal layers 39, 40 and an arranged between the metal layers 39, 40 damping layer 41.
- the retaining clip 30 can be made directly from a flat composite sheet by forming. The retaining clip 30 then allows inherent component damping to allow the isolation effect. As a result, an acoustically completely decoupled connection of the fuel injection valve 3 with the cup 9 of the fuel distributor 3 is possible.
- FIG. 5 shows the detail of an arrangement 1 according to a fourth exemplary embodiment shown in FIG. 2.
- the fourth exemplary embodiment shown in FIG. 2.
- Damping composite element 1 1 a bent outer portion 42, which the Outside 38 of the collar 23 surrounds. Furthermore, the damping composite element 13 on a bent outer portion 43 which engages around the outer side 38 of the collar 23.
- the bent outer portions 42, 43 of the damping composite elements 1 1, 13 ensure a distance between the retaining clip 30 and the outer side 38 of the collar 23. Even with a direct concern of the retaining clip 30 on the bent outer portions 42, 43 of the damping composite elements 1 1, 13 and bent outer sections 42, 43 on the outer side 38 of the collar 23 is thus also a radial decoupling between the fuel injection valve 3 and the retaining clip 30th
- the damping composite elements 1 1, 12, 13 each have at least one metal layer 25, 26 and at least one damping layer 27.
- a preferred embodiment consists of exactly two metal layers 25, 26 and an interposed damping layer 27.
- the preferred embodiment is also in the embodiment of the retaining clip 30, as described with reference to FIG. 4, an advantage. Further possible embodiments of the damping composite elements 1 1, 12, 13 and / or the retaining clip 30 are described below with reference to FIGS. 6 to 8. Here are suitable
- Fig. 6 shows a damping composite element 1 1 for the arrangement 1 shown in Fig. 1 according to a fifth embodiment in a schematic sectional view.
- Damping layer 27 for example, the support surface 24 of the collar 23 or the
- Fig. 7 shows a damping composite element 1 1 corresponding to a sixth
- the damping composite element 1 1 of a metal layer 25 and damping layers 27, 28 is formed.
- the metal layer 25 is in this
- Fig. 8 shows a damping composite element 1 1 corresponding to a seventh
- the damping composite element 1 1 of metal layers 25, 26 and damping layers 27, 28 serves as the outer damping layer 27.
- the metal layer 25 is disposed between the damping layers 27, 28 and serves as an inner metal layer 25.
- the damping layer 28 is between the metal layers 25, 26 and serves as internal
- Damping layer 28 The metal layer 26 serves as an outer metal layer 26.
- the damping layer 27 may be associated with the support surface 24 of the collar 23 or the support surface 17 of the cup 9, for example. In the embodiment described with reference to FIG. 8 thus a four-layer design is possible.
- Retaining clip 30 can be realized. Furthermore, embodiments of the
- Fuel distributor 2 possible. This results in a significant reduction in structure-borne sound transmission in the fuel distributor 2 and thus in the mounting structure 5 while fulfilling the functional and strength requirements.
- a noise emission of the fuel distributor 2 thus decreases.
- Fuel injection valves 3, 4, and strength requirements, in particular with respect to wear of an O-ring, are met.
- acoustic, functional and strength requirements that result from the design of the fuel inlet valves 3, 4 and the fuel distributor 2 can be met at the same time.
- the damping layers 27, 28, 37, 41 may in particular be formed from an elastomer and be connected by vulcanization to the metal layers 25, 26, 35, 36, 39, 40. Specifically, a compound by vulcanization is possible. In addition, an internal damping layer 27, as described inter alia with reference to FIG. 4, are reliably protected against abrasion and other environmental influences. In addition, the assembly effort is low, since the damping composite elements 1 1, 12, 13 only need to be inserted before the assembly of the fuel injection valves 3, 4 and the retaining clip 30 can be clipped in the mounting direction 31.
- the properties of the damping layers 27, 28, 37, 41 can be adapted via the thickness and / or the material properties with regard to some optimization parameters. The optimization parameters that can be used are, in particular, the frequency contents to be damped and the temperature. Furthermore, the properties of an outer damping layer 27, 28, as described inter alia with reference to FIGS. 6 and 7, by a geometric
- the damping composite elements 1 1, 12, 13 may be ring-shaped or partially annular
- Damping composite elements 1 1, 12, 13 be configured. In a semi-annular
- Design can also be provided distributed over the circumference several damping composite elements. Accordingly, a plurality of retaining clips corresponding to the retaining clip 30 may be provided over the circumference.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102012206890A DE102012206890A1 (en) | 2012-04-26 | 2012-04-26 | Arrangement with a fuel distributor and a plurality of fuel injection valves |
PCT/EP2013/056850 WO2013160068A1 (en) | 2012-04-26 | 2013-04-02 | Arrangement with a fuel distributer and multiple fuel injection valves |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2841761A1 true EP2841761A1 (en) | 2015-03-04 |
EP2841761B1 EP2841761B1 (en) | 2016-06-08 |
Family
ID=48092929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13715934.9A Active EP2841761B1 (en) | 2012-04-26 | 2013-04-02 | Arrangement with a fuel distributer and multiple fuel injection valves |
Country Status (6)
Country | Link |
---|---|
US (1) | US10184437B2 (en) |
EP (1) | EP2841761B1 (en) |
KR (1) | KR102074651B1 (en) |
CN (1) | CN104246205B (en) |
DE (1) | DE102012206890A1 (en) |
WO (1) | WO2013160068A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019072683A1 (en) * | 2017-10-12 | 2019-04-18 | Continental Automotive Gmbh | Fuel injection valve |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012206931A1 (en) * | 2012-04-26 | 2013-10-31 | Robert Bosch Gmbh | Arrangement with a fuel distributor and a holder |
DE102012206896A1 (en) * | 2012-04-26 | 2013-10-31 | Robert Bosch Gmbh | Arrangement with a fuel distributor and a plurality of fuel injection valves |
DE102013200993A1 (en) * | 2013-01-22 | 2014-07-24 | Robert Bosch Gmbh | Fuel injection system with a fuel-carrying component, a fuel injection valve and a suspension |
DE102015001614A1 (en) * | 2015-02-07 | 2016-08-11 | Neander Motors Ag | Device for fixing at least one fuel injection nozzle |
US9915236B1 (en) * | 2017-02-22 | 2018-03-13 | Delphi Technologies Ip Limited | Fuel system component mounting assembly with retention member |
DE102017220328A1 (en) * | 2017-11-15 | 2019-05-16 | Robert Bosch Gmbh | Vibration damping arrangement for injection systems of motor vehicles, in particular for fuel injection systems, and injection system with such a vibration damping arrangement |
JP7476827B2 (en) * | 2021-03-12 | 2024-05-01 | トヨタ自動車株式会社 | Vibration insulators for fuel injection systems |
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DE2827850A1 (en) * | 1978-06-24 | 1980-01-17 | Bosch Gmbh Robert | FUEL INJECTION VALVE |
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DE102008055105A1 (en) * | 2008-12-22 | 2010-07-01 | Robert Bosch Gmbh | Fuel injection device |
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EP2292920B1 (en) * | 2009-07-24 | 2013-09-11 | Continental Automotive GmbH | Coupling device |
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DE102012206931A1 (en) * | 2012-04-26 | 2013-10-31 | Robert Bosch Gmbh | Arrangement with a fuel distributor and a holder |
DE102012208039A1 (en) * | 2012-05-14 | 2013-11-14 | Robert Bosch Gmbh | Arrangement with a fuel distributor and a plurality of fuel injection valves |
-
2012
- 2012-04-26 DE DE102012206890A patent/DE102012206890A1/en not_active Withdrawn
-
2013
- 2013-04-02 WO PCT/EP2013/056850 patent/WO2013160068A1/en active Application Filing
- 2013-04-02 KR KR1020147029736A patent/KR102074651B1/en active IP Right Grant
- 2013-04-02 CN CN201380021396.1A patent/CN104246205B/en active Active
- 2013-04-02 EP EP13715934.9A patent/EP2841761B1/en active Active
- 2013-04-02 US US14/396,607 patent/US10184437B2/en active Active
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019072683A1 (en) * | 2017-10-12 | 2019-04-18 | Continental Automotive Gmbh | Fuel injection valve |
Also Published As
Publication number | Publication date |
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CN104246205A (en) | 2014-12-24 |
WO2013160068A1 (en) | 2013-10-31 |
DE102012206890A1 (en) | 2013-10-31 |
US20150083082A1 (en) | 2015-03-26 |
US10184437B2 (en) | 2019-01-22 |
KR20150003757A (en) | 2015-01-09 |
CN104246205B (en) | 2017-06-20 |
EP2841761B1 (en) | 2016-06-08 |
KR102074651B1 (en) | 2020-03-02 |
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