EP1831538B1 - Systeme d'injection de carburant pour moteur a combustion interne - Google Patents
Systeme d'injection de carburant pour moteur a combustion interne Download PDFInfo
- Publication number
- EP1831538B1 EP1831538B1 EP05816027A EP05816027A EP1831538B1 EP 1831538 B1 EP1831538 B1 EP 1831538B1 EP 05816027 A EP05816027 A EP 05816027A EP 05816027 A EP05816027 A EP 05816027A EP 1831538 B1 EP1831538 B1 EP 1831538B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- fuel injection
- injection device
- component
- control valve
- control
- 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
Links
- 238000002347 injection Methods 0.000 title claims abstract description 71
- 239000007924 injection Substances 0.000 title claims abstract description 71
- 238000002485 combustion reaction Methods 0.000 title claims description 18
- 239000000446 fuel Substances 0.000 claims abstract description 64
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000002828 fuel tank Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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
- F02M57/00—Fuel-injectors combined or associated with other devices
- F02M57/02—Injectors structurally combined with fuel-injection pumps
- F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
- F02M57/023—Injectors structurally combined with fuel-injection pumps characterised by the pump drive mechanical
-
- 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
- F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
-
- 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
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/005—Arrangement of electrical wires and connections, e.g. wire harness, sockets, plugs; Arrangement of electronic control circuits in or on fuel injection apparatus
-
- 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
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/0603—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means
-
- 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
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
-
- 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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/20—Varying fuel delivery in quantity or timing
- F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
- F02M59/366—Valves being actuated electrically
-
- 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
Definitions
- the invention relates to a fuel injection device for an internal combustion engine according to the preamble of claim 1.
- Such a fuel injection device is characterized by the DE 101 23 994 A1 -known.
- This fuel injection device has two electrically operated control valves for controlling the fuel injection.
- the two control valves are each connected via electrical lines to an electrical control device.
- the electrical contacting of the two control valves is expensive, usually here for each control valve, a separate connection must be present, with each of which a connection element, such as a plug-in element, must be assembled.
- the required space for the fuel injection device is increased, with enough free space must be provided in the vicinity of the fuel injection device to the internal combustion engine in order to attach or solve the plug-in elements.
- connection device for fuel injectors is made US 2004/0124252 A known.
- the fuel injection device with the features according to claim 1 has the advantage that the electrical connections of the two control valves are arranged on a single component, so that only at one point of the fuel injection sufficient space for attaching or detaching one or more connection elements is required.
- By integrating the at least one connecting line to the second control valve in the component also no routing of electrical lines within the fuel injector is required.
- the device is used for the construction of the first control valve, so that this no or only a few other components are required.
- the embodiment according to claim 6 and 7 allows a balance of tolerances and thermal expansions and thus a permanent secure contacting of the second control valve.
- the embodiment of claim 8 allows easy contacting of the second control valve.
- FIG. 1 shows a schematic representation of a fuel injection device for an internal combustion engine in a longitudinal section with two control valves
- Figure 2 is a designated II in Figure 1 section of the fuel injector in an enlarged view
- Figure 3 shows the fuel injector in sections in a view according to arrow III in Figure 1
- Figure 4 shows a component of the fuel injection device enlarged in a perspective view
- Figure 5 shows the device in a further perspective view.
- FIG. 1 schematically shows a fuel injection device for an internal combustion engine, for example of a motor vehicle.
- the internal combustion engine is preferably a self-igniting internal combustion engine and has one or more cylinders.
- the fuel injection device may be formed, for example, as shown in Figure 1 as a pump-nozzle unit, each having a high-pressure fuel pump 10 and a fuel injection valve 12 for each cylinder of the internal combustion engine, which form a common structural unit.
- two electrically operated control valves 56,60 are arranged for controlling the fuel injection.
- the fuel injector may also be designed differently, for example as a pump-line-nozzle unit, in which also for each cylinder of the internal combustion engine each have a high-pressure fuel pump and a fuel injection valve are present, however, are arranged separately from each other and are connected to each other via a hydraulic line. At the fuel injection valve of the pump-line-nozzle unit are the two control valves arranged to control the fuel injection.
- the high-pressure fuel pump 10 has a tightly guided in a cylinder bore 16 of a pump body 18 pump piston 20 which limits a pump working chamber 22 in the cylinder bore 16.
- the pump piston 20 is driven by a cam 24 of a camshaft of the internal combustion engine at least indirectly, for example via a rocker arm against the force of a return spring 26 in a reciprocating motion.
- the pump working chamber 22 is supplied with fuel from a fuel reservoir 28, for example by means of a feed pump 29 during the suction stroke of the pump piston 20.
- the fuel injection valve 12 has a connected to the pump body 18 valve body 30 which may be formed in several parts, and in which in a bore 32, an injection valve member 34 is longitudinally displaceably guided. Between the valve body 30 and the pump body 18, an intermediate body 36 may be arranged.
- the valve body 30 has at its end facing the combustion chamber of the cylinder of the internal combustion engine at least one, preferably a plurality of injection openings 38.
- the injection valve member 34 has, at its end region facing the combustion chamber, an approximately conical sealing surface 40, for example, which cooperates with a valve seat 41 formed in the valve body 30 in its end region facing the combustion chamber, from or after which the injection openings 32 are discharged.
- annular space 42 is provided between the injection valve member 34 and the bore 32 toward the valve seat 41 present, which in its valve seat 41 facing away from the end region by a radial extension of the bore 32 into a the injection valve member 34 surrounding the pressure chamber 44 passes.
- the injection valve member 34 has at the level of the pressure chamber 44 by a change in cross section on a valve seat 41 directed towards the pressure shoulder 46.
- a prestressed closing spring 48 At the end remote from the combustion chamber of the injection valve member 34 engages a prestressed closing spring 48, through which the injection valve member 34 is pressed to the valve seat 41.
- the closing spring 48 is arranged in a spring chamber 49 in the valve body 30 or in the intermediate body 36, which adjoins the bore 32.
- a bore 50 with a smaller diameter connects.
- a control piston 51 is guided tightly, which limits a control pressure chamber 52 in the bore 50.
- the control piston 51 is supported on the injection valve member 34, but may also be formed integrally with the injection valve member 34, and generates depending on the pressure prevailing in the control pressure chamber 52 a closing spring 48 assisting force in the closing direction of the injection valve member 34.
- From the pump working chamber 22 passes through the Pump body 18, the intermediate body 36 and the valve body 30, a channel 54 in the pressure chamber 44 of the fuel injection valve 12. From the channel 54 performs a connection 55 to the feed pump 29 and the fuel tank 28 from.
- the connection 55 is controlled by a first electrically operated control valve 56, which is designed as a 2/2-way valve.
- the control valve 56 may be formed as a solenoid valve with an electromagnetic actuator and is controlled by an electronic control device 57 and will be explained in more detail below.
- the connection 59 of the control pressure chamber 52 with the discharge region is controlled by a second electrically actuated control valve 60, which is likewise controlled by the control device 57.
- the second control valve 60 may also be formed as a solenoid valve with an electromagnetic actuator.
- first control valve 56 and / or the second control valve 60 may also have a piezoelectric actuator.
- first control valve 56 the pressure build-up in the pump working chamber 22 of the high-pressure fuel pump 10 is controlled and by the second control valve 60, the pressure in the control pressure chamber 52 and thereby independent of the pressure buildup in the pump chamber 22, the opening movement of the injection valve member 34 of the fuel injection valve 12 is controlled. If the pressure prevailing in the control pressure chamber 54 with the second control valve 60 closed and the closing spring 48 in the closing direction produces a greater force on the injection valve member 34 than the force generated in the opening direction by the pressure prevailing in the pressure chamber 44 via the pressure shoulder 46, then the injection valve member remains 34 in its closed position or is moved to its closed position.
- the injection valve member 34 moves in the opening direction 35 and are the injection openings 38th free.
- the first control valve 56 has a control valve member 62 through which, in cooperation with a valve seat 63, the connection 55 of the pump working chamber 22 is opened with the relief region in a first position and closed in a second position.
- the Control valve member 62 is displaceable by the actuator 64 against the force of a return spring 65 between its two positions.
- the control valve member 62 is for example arranged such that it is guided transversely, preferably perpendicular to the direction of movement of the injection valve member 34 in a bore 19 in the pump body 18 slidably.
- the actuator 64 designed as an electromagnet is arranged on the outer circumference of the pump body 18.
- the actuator 64 has a magnetic coil 66, a magnetic pot 67 and a magnet armature 68, the magnet armature 68 acting on the control valve member 62.
- the second control valve 60 has a control valve member 72 through which, in cooperation with a valve seat 73, the connection 59 of the control pressure chamber 54 is opened with the relief region in a first position and closed in a second position.
- the control valve member 72 is displaceable by the actuator 74 against the force of a return spring 75 between its two positions.
- the control valve member 72 is arranged, for example, such that it is displaceable approximately parallel to the direction of movement of the injection valve member 34.
- the actuator 74 designed as an electromagnet is arranged in the intermediate body 36 or in the valve body 30 and has a magnet coil 76, a magnet pot 77 and a magnet armature 78, the magnet armature 78 acting on the control valve member 72.
- At least one electrical connection 79 is provided on the second control valve 60, which is designed, for example, as part of a plug connection.
- two electrical connections 79 are provided which are designed as plug-in pins.
- the plug pins 79 are arranged, for example, approximately parallel to the direction of movement of the control valve member 72.
- a transversely, preferably at least approximately perpendicular to the direction of movement of the injection valve member 34 extending, at its one end on the outer circumference of the pump body 18 emptying channel 80 is provided, which is formed by a bore in the pump body 18.
- the channel 80 close to its closed, arranged within the pump body 18 end two holes 81.
- the holes 81 extend at least approximately at right angles to the channel 80 and these open at the intermediate body 36 facing the end face of the pump body 18th
- a component 82 which can be fastened to the pump body 18 in the region of the actuator 64 of the first control valve 56 is provided, on which electrical connections 83 for the first control valve 56 and electrical connections 84 for the second control valve 60 are arranged.
- the electrical connections 83, 84 are preferably designed as plug-in pins with which corresponding plug-in sleeves can be brought together, which are arranged in one or separate plugs, which in turn are arranged on electrical lines leading to the control device 57.
- the component 82 at least one of the terminals 84 to the second control valve 60 leading electrical connection line 85 is integrated.
- the component 82 has a pump body 18 attached to the central region 86 and a protruding from this finger 87, which projects into the channel 80 and in which the connecting lines 85 extend.
- the connecting lines 85 are formed for example as strip conductors or contact paths.
- the device 82 is preferably made Plastic and is made by injection molding, wherein the connecting lines 85 are encapsulated with the plastic material.
- the finger 87 of the component 82 is preferably designed to be elastically deformable at least in part of its longitudinal extent. An elastic deformability of the finger 87 can be achieved, for example, by a spring-cage-like section 88.
- the finger 87 is elastically deformable both in the longitudinal direction and in the transverse direction.
- the projecting into the channel 80 end portion of the finger 87 is cylindrical and in this end region electrical connection elements 89 are arranged, which are open to the outer surface of the finger 87 back and are preferably designed as plug-in sleeves.
- the finger 87 of the device 82 can be inserted into the channel until it abuts a defined stop, wherein in the end position of the finger 87, the sockets 89 are aligned with the holes 81.
- the plug pins 79 of the second control valve 60 pass through the holes 81 and into the sockets 89 of the finger 87 of the device 82, so that the actuator of the second control valve 60 is electrically contacted with the connecting lines 85.
- the plug pins 79 of the second control valve 60 and / or the plug sockets 89 of the component 82 can also be made for the plug pins 79 of the second control valve 60 and / or the plug sockets 89 of the component 82 to be elastically deformable, in order to enable a compensation of manufacturing tolerances and / or thermal expansions.
- the central region 86 of the component 82 can be fastened to the pump body 18, for example, by means of one or more screws 90.
- a plug housing 91 is integral formed in which the pins 83,84 are arranged and with the one or more connectors with the leading to the control device 27 electrical lines are joined together.
- at least one component of the first control valve 56 is arranged at the central region 86 of the component 82.
- the magnet pot 67 and / or the magnet coil 66 is preferably arranged.
- the component 82 not only the common electrical contacting of the two control valves 56,60 is possible, but also partially the first control valve 56 is formed, so that only a few other individual components, essentially only the armature 68, are required for this.
- the magnet pot 67 and / or the magnet coil 66 can be integrated into the component 82 in an injection molding apparatus in the manufacture of the component 82 or can be connected to the component 82 after the component 82 has been manufactured, for example by press-fitting or otherwise.
- the magnet coil 66 is connected to the plug connections 83 via connecting elements extending inside the component 82.
- the device 82 When mounting the device 82 on the pump housing 18 arranged on this solenoid 66 and / or the magnet pot 67 are inserted into a corresponding receptacle on the pump housing 18, which is formed for example as a bore 92.
- the finger 87 of the device 82 is inserted into the channel 80, wherein the bore 92 and the channel 80 extend at least approximately parallel to each other.
- the holes 81 are aligned with the sockets 89 in the finger 87.
- the elastically deformable portion 88 of the finger 87 By the elastically deformable portion 88 of the finger 87 a compensation of manufacturing tolerances is possible, also also a Compensation of different thermal expansions.
- the channel 80 is sealed, wherein in addition between the finger 87 and the channel 80 at least one elastic sealing ring 93 may be provided.
Claims (10)
- Installation d'injection de carburant pour un moteur à combustion interne ayant au moins deux électrovannes de commande (56, 60) pour commander l'injection de carburant,
les vannes de commande (56, 60) étant reliées respectivement par des lignes électriques à une installation de commande électrique (27) et
l'installation d'injection de carburant comporte des éléments de branchement (83, 84) pour brancher les lignes électriques,
caractérisée par
un composant (82) pour la première des vannes de commande (56), portant les éléments de branchement (83, 84) de toutes les vannes de commande (56, 60), et ce composant est fixé à une partie de boîtier (18) de l'installation d'injection de carburant et
le composant (82) intègre au moins une ligne de liaison électrique (85) entre les éléments de branchement (84) et la seconde vanne de commande (60) à l'intérieur d'une partie de boîtier (36) de l'installation d'injection de carburant. - Installation d'injection de carburant selon la revendication 1,
caractérisée en ce que
la première vanne de commande (56) est dans une première partie de boîtier (18) de l'installation d'injection de carburant à laquelle est fixé le composant (82),
la seconde vanne de commande (60) est dans une seconde partie de boîtier (36) de l'installation d'injection de carburant et
lors de l'assemblage des deux parties de boîtier (18, 36), la ligne de liaison (85) intégrée dans le composant (82) vient en contact entre la seconde vanne de commande (60). - Installation d'injection de carburant selon la revendication 2,
caractérisée en ce que
la première partie de boîtier (18) comporte un canal (80) débouchant sur le côté extérieur,
le composant (82) comporte un doigt (87) dans lequel passe au moins une ligne de liaison (85) et qui s'introduit dans le canal (80) et
le contact d'au moins une ligne de liaison (85) avec la seconde vanne de commande (60) se fait transversalement à l'extension longitudinale du canal (80). - Installation d'injection de carburant selon l'une des revendications 1 à 3,
caractérisée en ce que
le composant (82) comporte au moins une partie (66, 67) d'un actionneur électrique (64) de la première vanne de commande (56). - Installation d'injection de carburant selon la revendication 4,
caractérisée en ce que
le composant (82) comporte une bobine électromagnétique (66) et/ou une tête magnétique (67) d'un actionneur électromagnétique (64) de la première vanne de commande (56). - Installation d'injection de carburant selon l'une des revendications 1 à 5,
caractérisée en ce que
le composant (82) est déformable élastiquement au moins dans la zone d'une ligne de liaison (85) au moins dans un premier segment (88). - Installation d'injection de carburant selon la revendication 6,
caractérisée en ce que
le composant (82) est déformable élastiquement dans le segment (88), dans la direction longitudinale d'au moins une ligne de liaison (85) et transversalement à la direction longitudinale. - Installation d'injection de carburant selon l'une des revendications précédentes,
caractérisée en ce que
le contact d'au moins une ligne de liaison (85) avec la seconde vanne de commande (60) se fait à l'aide d'une connexion, les parties (79) de la connexion étant prévues sur la seconde vanne de commande (60) et l'autre partie (89) de la connexion étant prévue sur le composant (82). - Installation d'injection de carburant selon la revendication 8,
caractérisée en ce que
les parties (79) prévues sur la seconde vanne de commande (60) et/ou les parties (89) prévues sur le composant (82) de la connexion sont déformables élastiquement. - Installation d'injection de carburant selon l'une des revendications précédentes,
caractérisée en ce qu'
elle comporte une pompe à haute pression de carburant (10) et un injecteur de carburant (12) relié à celle-ci pour un cylindre du moteur à combustion interne,
la pompe à haute pression de carburant (10) ayant un piston de pompe (20) entraîné dans son mouvement de translation par le moteur à combustion interne, ce piston délimitant une chambre active de pompe (22), l'une des vannes de commande (56) commandant la liaison (55) de la chambre de travail de pompe (22) avec une zone de décharge,
l'injecteur de carburant (12) comporte au moins un organe d'injection (34) qui commande au moins un orifice d'injection (38),
l'organe d'injection (34) est sollicité au moins indirectement par la pression régnant dans la chambre de commande de pression (52), dans le sens de la fermeture et
la pression régnant dans la chambre de commande de pression (52) est commandée par une autre vanne de commande (60).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004061799A DE102004061799A1 (de) | 2004-12-22 | 2004-12-22 | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine |
PCT/EP2005/056149 WO2006067016A1 (fr) | 2004-12-22 | 2005-11-22 | Systeme d'injection de carburant pour moteur a combustion interne |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1831538A1 EP1831538A1 (fr) | 2007-09-12 |
EP1831538B1 true EP1831538B1 (fr) | 2008-01-23 |
Family
ID=35912841
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05816027A Not-in-force EP1831538B1 (fr) | 2004-12-22 | 2005-11-22 | Systeme d'injection de carburant pour moteur a combustion interne |
Country Status (6)
Country | Link |
---|---|
US (1) | US7644700B2 (fr) |
EP (1) | EP1831538B1 (fr) |
CN (1) | CN101084371B (fr) |
AT (1) | ATE384868T1 (fr) |
DE (2) | DE102004061799A1 (fr) |
WO (1) | WO2006067016A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102016116981A1 (de) * | 2016-09-09 | 2018-03-15 | Kendrion (Villingen) Gmbh | Elektromagnetische Verstellvorrichtung, insbesondere zur Nockenwellenverstellung |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5009390A (en) * | 1990-03-01 | 1991-04-23 | Coltec Industries Inc. | Electromagnet and reed-type valve assembly |
US6102303A (en) | 1996-03-29 | 2000-08-15 | Siemens Automotive Corporation | Fuel injector with internal heater |
US6109543A (en) * | 1996-03-29 | 2000-08-29 | Siemens Automotive Corporation | Method of preheating fuel with an internal heater |
US5676114A (en) * | 1996-07-25 | 1997-10-14 | Cummins Engine Company, Inc. | Needle controlled fuel system with cyclic pressure generation |
US5819704A (en) | 1996-07-25 | 1998-10-13 | Cummins Engine Company, Inc. | Needle controlled fuel system with cyclic pressure generation |
GB2332476B (en) * | 1997-12-19 | 2002-01-16 | Caterpillar Inc | Fuel injector with solenoid and terminal assemblies |
WO1999066196A1 (fr) * | 1998-06-18 | 1999-12-23 | Robert Bosch Gmbh | Injecteur de carburant |
DE10060811A1 (de) * | 2000-12-07 | 2002-06-13 | Bosch Gmbh Robert | Kraftstoffeinspritzsystem für Brennkraftmaschinen |
US6543707B2 (en) * | 2000-12-29 | 2003-04-08 | Siemens Automotive Corporation | Modular fuel injector having a lift set sleeve |
DE10123994A1 (de) | 2001-05-17 | 2002-11-21 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine |
DE10162651A1 (de) * | 2001-12-20 | 2003-09-04 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine |
US6981662B2 (en) * | 2002-11-08 | 2006-01-03 | Siemens Diesel Systems Technology | Coupling device assembly |
DE112005001749B4 (de) * | 2004-08-05 | 2020-03-26 | Continental Automotive Systems, Inc. ( n. d. Ges. d. Staates Delaware ) | Deep-Pocket-Sitzbaugruppe in einem modularen Kraftstofffeinspritzventil mit Anschlussklemmen mit axialem Kontakt und Verfahren |
DE102004047041B4 (de) * | 2004-09-28 | 2017-06-14 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
JP2006161764A (ja) * | 2004-12-10 | 2006-06-22 | Keihin Corp | 燃料分配管におけるワイヤハーネス取付け構造 |
-
2004
- 2004-12-22 DE DE102004061799A patent/DE102004061799A1/de not_active Withdrawn
-
2005
- 2005-11-22 EP EP05816027A patent/EP1831538B1/fr not_active Not-in-force
- 2005-11-22 CN CN2005800441272A patent/CN101084371B/zh not_active Expired - Fee Related
- 2005-11-22 DE DE502005002705T patent/DE502005002705D1/de active Active
- 2005-11-22 AT AT05816027T patent/ATE384868T1/de not_active IP Right Cessation
- 2005-11-22 WO PCT/EP2005/056149 patent/WO2006067016A1/fr active IP Right Grant
- 2005-11-22 US US11/721,233 patent/US7644700B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20090229577A1 (en) | 2009-09-17 |
DE502005002705D1 (de) | 2008-03-13 |
WO2006067016A1 (fr) | 2006-06-29 |
DE102004061799A1 (de) | 2006-07-06 |
CN101084371B (zh) | 2011-01-26 |
US7644700B2 (en) | 2010-01-12 |
EP1831538A1 (fr) | 2007-09-12 |
CN101084371A (zh) | 2007-12-05 |
ATE384868T1 (de) | 2008-02-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1864014B1 (fr) | Dispositif d'injection de carburant pour un moteur thermique a plusieurs cylindres | |
EP0741244A2 (fr) | Injecteur | |
DE102009000183A1 (de) | Brennstoffeinspritzventil | |
DE4341545A1 (de) | Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen | |
WO2008025597A1 (fr) | Dispositif d'injection de carburant pour un moteur à combustion interne à plusieurs cylindres | |
EP2884091B1 (fr) | Soupape d'injection de combustible | |
EP1831538B1 (fr) | Systeme d'injection de carburant pour moteur a combustion interne | |
DE10205185A1 (de) | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine | |
DE19541819A1 (de) | Einspritzdüse | |
EP1592880B1 (fr) | Dispositif d'injection de carburant pour moteur a combustion interne | |
DE10155973A1 (de) | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine | |
WO2001090567A1 (fr) | Dispositif de retour de carburant | |
EP1260702A2 (fr) | Système d'injection de carburant d'un moteur à combustion interne | |
DE10160258A1 (de) | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine | |
DE19942990A1 (de) | Common-Rail-Injektor | |
EP1236885B1 (fr) | Dispositif d'injection de carburant pour un moteur à combustion interne | |
EP1606510B1 (fr) | Electro-aimant pour electrovanne | |
DE102021213785A1 (de) | Brennstoffeinspritzventil und Verfahren zu dessen Herstellung | |
DE102007008146A1 (de) | Injektor mit Zusatzkörper | |
DE102009045140B4 (de) | Kompakte Einspritzvorrichtung mit reduzierter Bauteileanzahl | |
DE19963390A1 (de) | Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen | |
EP1546542B1 (fr) | Soupape d'injection pour l'injection de carburant dans un moteur a combustion interne | |
DE10155674A1 (de) | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine | |
DE102009046314A1 (de) | Piezoelektrischer Aktor | |
DE10160256A1 (de) | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine |
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: 20070723 |
|
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 HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
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 HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR |
|
DAX | Request for extension of the european patent (deleted) | ||
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: IE Ref legal event code: FG4D Free format text: LANGUAGE OF EP DOCUMENT: GERMAN |
|
REF | Corresponds to: |
Ref document number: 502005002705 Country of ref document: DE Date of ref document: 20080313 Kind code of ref document: P |
|
GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) |
Effective date: 20080428 |
|
NLV1 | Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act | ||
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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: 20080504 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: 20080123 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: 20080523 |
|
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: 20080423 |
|
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: 20080123 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: 20080123 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: 20080623 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: 20080123 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FD4D |
|
ET | Fr: translation filed | ||
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20080123 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: 20080123 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: 20080123 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: 20080123 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: 20080123 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: 20080423 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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: 20080123 |
|
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: 20081024 |
|
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: 20080123 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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: 20080123 |
|
BERE | Be: lapsed |
Owner name: ROBERT BOSCH G.M.B.H. Effective date: 20081130 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MC Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20081130 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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: 20080123 |
|
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: 20081130 |
|
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: 20081122 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
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 Effective date: 20080724 Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20081122 |
|
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: 20080123 |
|
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 NON-PAYMENT OF DUE FEES Effective date: 20091130 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: 20080424 Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20091130 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20101123 Year of fee payment: 6 Ref country code: IT Payment date: 20101126 Year of fee payment: 6 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20111125 Year of fee payment: 7 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20121122 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST Effective date: 20130731 |
|
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 NON-PAYMENT OF DUE FEES Effective date: 20121122 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20121130 Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20121122 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20140124 Year of fee payment: 9 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R119 Ref document number: 502005002705 Country of ref document: DE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20150602 |