CN101894655A - Residual air dividing disc - Google Patents

Residual air dividing disc Download PDF

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Publication number
CN101894655A
CN101894655A CN2010101853450A CN201010185345A CN101894655A CN 101894655 A CN101894655 A CN 101894655A CN 2010101853450 A CN2010101853450 A CN 2010101853450A CN 201010185345 A CN201010185345 A CN 201010185345A CN 101894655 A CN101894655 A CN 101894655A
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CN
China
Prior art keywords
residual air
dividing disc
air dividing
electromagnet
electromagnet assembly
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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
Application number
CN2010101853450A
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Chinese (zh)
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CN101894655B (en
Inventor
J·莱斯特
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Robert Bosch GmbH
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Robert Bosch GmbH
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Publication of CN101894655A publication Critical patent/CN101894655A/en
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Publication of CN101894655B publication Critical patent/CN101894655B/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/16—Rectilinearly-movable armatures
    • H01F7/1638—Armatures not entering the winding
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0075—Stop members in valves, e.g. plates or disks limiting the movement of armature, valve or spring
    • 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
    • F02M2200/07—Fuel-injection apparatus having means for avoiding sticking of valve or armature, e.g. preventing hydraulic or magnetic sticking of parts
    • 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
    • F02M2200/8015—Provisions for assembly of fuel injection apparatus in a certain orientation, e.g. markings, notches or specially shaped sleeves other than a clip
    • 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
    • F02M2200/8053—Fuel injection apparatus manufacture, repair or assembly involving mechanical deformation of the apparatus or parts thereof
    • 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
    • F02M2200/8061—Fuel injection apparatus manufacture, repair or assembly involving press-fit, i.e. interference or friction fit
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/16—Rectilinearly-movable armatures
    • H01F2007/1661—Electromagnets or actuators with anti-stick disc

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Magnetically Actuated Valves (AREA)

Abstract

The present invention relates to be used for the electromagnet assembly (10) of operating fuel injected device.This electromagnet assembly (10) comprises a magnetic core (22), is provided with an electromagnet coil (24) in this magnetic core, and this electromagnet coil acts on an armature (14,16).Magnetic core (22) also comprises an end face towards armature (14,16) (26), is provided with a residual air dividing disc (44) on this end face.Residual air dividing disc (44) is fixed on the clamped position (42) by force closure.

Description

Residual air dividing disc
Prior art
DE 196 50 865 A1 have described a kind of for example electromagnetically operated valve that is total to the fuel pressure in control room rail high pressure accumulator spraying system, the control injection valve that is used for.Come the stroke motion of control valve piston by the fuel pressure in the control room, can open or close the spray-hole of injection valve by this valve piston.Electromagnetically operated valve comprises an electromagnet, and movable armature and one close the valve member that spring loads towards closing direction along with armature motion and by valve, and the valve seat of this valve member and electromagnetically operated valve cooperatively interacts and controls the outflow of fuel by the control room thus.
In a known electromagnetically operated valve by prior art, be to realize extremely short switching time, design the residual gap in electromagnet loop very little.The residual gap that characterizes with the distance between magnetic core and the armature for the operation of fuel injector in the fuel injection system, is adjusted by a residual air dividing disc of being done by the nonmagnetic metal film in electromagnetically operated valve.Configuration for residual air dividing disc always will be considered robustness or stability, the coordination between hydraulic pressure requirement and the installation situation.Residual air dividing disc is placed on the armature and the spring holder by the electromagnetically operated valve spring fixes so far, has limited the outflow by electromagnetically operated valve spring housing of controlled quentity controlled variable or leakage rate thus.
Between the crimping that a known in addition a kind of annular that is arranged in magnetic core and electromagnet sleeve is extended and the simple residual air dividing disc of geometric configuration that is fixed.This residual air dividing disc is fixed at the electromagnet assembly assembly process, and wherein the installation afterwards or the replacing of residual air dividing disc are impossible under the situation of not dismantling electromagnet assembly.
Summary of the invention
The scheme that proposes according to the present invention is as follows: promptly residual air dividing disc by force closure be fixed on the clamped position magnetic core on the end face of armature and be close on the electromagnet sleeve.Residual air dividing disc is by ferromagnetic material or nonmagnetic substance, for example the metallic film with simple geometric shape is made.Can be loaded into before electromagnet assembly assembling back and injector assembling at the residual air dividing disc that fixedly makes with force closure on the clamped position by residual air dividing disc, wherein whole assembling flow path is interference-free also to be simplified thus.
Can be replaced according to residual air dividing disc of the present invention, need not to disintegrate electromagnet assembly for this reason.Residual air dividing disc can be under the situation of the electromagnet assembly that keeps having assembled generally takes out and is cleaned or is replaced in by electromagnet assembly under failure condition.The particle that forms when electromagnet assembly is assembled and deposit needn't be removed between residual air dividing disc and magnetic core afterwards bothersomely.
Residual air dividing disc is for constituting simple circular dish, and it has at least three tongue pieces that are arranged on the excircle, and the outer end of these tongue pieces has a reference circle, and this reference circle forms size surplus thus greater than the diameter of electromagnet sleeve at the clamped position place.Can select the number of tongue piece like this, make and to realize centering.Configuration by this residual air dividing disc can make it simply and on the cost advantageously make.The tongue piece of residual air dividing disc is by elasticity or plastic deformation and electromagnet sleeve tube formation force closure in the state of packing into.If the electromagnet sleeve has sector in the zone of clamped position, the number of tongue piece then is set according to the number of sector, wherein the electromagnet sleeve at least facing to sector and tongue piece form force closure.Make residual air dividing disc be fixed on the position thus and be close on the end face of magnetic core.In addition residual air dividing disc also by around an antitorque commentaries on classics of vertical axis fix, can reserve thus and lead to the opening that is located at the additional return flow line in the electromagnet assembly and can make its maintenance unimpeded.Additional return flow line is provided between magnetic core and the electromagnet sleeve, and wherein magnetic core has extension breach in the axial direction on its outside.These additional return flow lines have improved controlled quentity controlled variable and leakage rate flows to low-pressure side backflow current drainage performance partly.
The method that is used to assemble residual air dividing disc according to the present invention is for example carried out in this wise, promptly receives residual air dividing disc all sidedly and only reserves at least three tongue pieces that are located on the excircle with an assembling tool.Can push residual air dividing disc and it is close on the magnetic core under the situation of the slight pressure of cost and locate, wherein the tongue piece distortion also is clamped on the clamped position thus.
Description of drawings
Below by accompanying drawing the present invention is described.
Accompanying drawing is represented:
Fig. 1: be close to the residual air dividing disc on the clamped position of arranging on the magnetic core and be fixed on the electromagnet sleeve;
Fig. 2: a vertical view of magnetic core,
Fig. 3 a: form of implementation of the residual air dividing disc that proposes according to the present invention; And
Fig. 4: the detail view that is provided with the clamped position of the residual air dividing disc that proposes according to the present invention.
Embodiment
Summary by the electromagnet assembly that can see a fuel injector according to the view of Fig. 1 shows.
Be used for operating fuel injected device, for example the electromagnet assembly 10 of high pressure accumulator spraying system (rail altogether) is placed on the injector body 12 of fuel injector.Electromagnet assembly 10 is positioned at the opposite of an armature 14, one by prior art in the known form of implementation this armature be configured the armature of single type, promptly the armature card of armature 14 and armature lever constitute a member.Armature 14 is configured two-piece type also convertiblely, and promptly armature card is configured and can be connected on the armature lever.Armature 14 is loaded by an electromagnetically operated valve spring 18 on a planar side 16.In order to regulate the electromagnetically operated valve stroke, be provided with an adjustable ring 20, it is positioned on the injector body 12 and is used as the bearing of electromagnet sleeve 32 simultaneously.Electromagnet sleeve 32 by one in Fig. 1 unshowned binding nut be fixed on the injector body 12 of fuel injector.Received a magnetic core 22 in electromagnet sleeve 32, wherein the medial surface 36 of electromagnet sleeve 32 is positioned at the opposite of the lateral surface 38 of magnetic core 22.Inserted an electromagnet coil 24 in magnetic core 22 itself, wherein magnetic core 22 is bearing on the annular flange 34 of electromagnet sleeve 32, and this annular flange also can be divided into sector.Magnetic core 22 is that position open and by electromagnet coil 24 is divided into the utmost point 30 outside an interior utmost point 28 and on the end face 26 that a planar side 16 with armature 14 faces toward.Magnetic core 22 is for example by crimping or be welded to connect the inside that is fixed on electromagnet assembly 10.
The magnetic core 22 of electromagnet assembly 10 comprises an open-work, in this open-work, place electromagnetically operated valve spring 18 and this open-work simultaneously as a backflow part 40, when solenoid operated, controlled quentity controlled variable of controlling out in the control room by fuel injector or leakage rate will reflux by the low-pressure side that this backflow part for example is back to fuel injection system in the part.
Can find out by view 1: on the outside 38 of magnetic core 22, be provided with at least one extension breach 39 in the axial direction according to Fig. 2.Breach 39 is by the difference formation of external diameter 37 with the internal diameter 41 of magnetic core 22 of the magnetic core 22 in the zone of at least one breach 39.Therefore provide an additional return flow line 48 by this at least one breach 39 between electromagnet sleeve 32 and magnetic core 22, controlled quentity controlled variable and leakage rate flow out with very little flowing velocity thus, as shown in fig. 1.
Also can be found out by the view according to Fig. 1: be provided with a residual air dividing disc 44 at clamped position 42 places, it is close on the end face 26 of magnetic core 22, wherein is between residual air dividing disc 44 and the electromagnet sleeve 32 at clamped position 42 to form force closure.Residual air dividing disc 44 is for example made thin metal film by ferromagnetic material or nonmagnetic substance, it is made to an annulus 50 in a form of implementation, as by finding out according to the view of Fig. 3.This residual air dividing disc 44 that is made to annulus 50 does not cover the interior utmost point 28 of magnetic core 22, and only covers its outer utmost point 30, and the spring housing that wherein receives electromagnetically operated valve spring 18 can freely feed.Therefore this open-work freely feeds low-pressure side backflow part 40 and controlled quentity controlled variable and leakage rate and can unhinderedly realize to the current drainage of low-pressure side backflow part 40.The residual air dividing disc 44 that is configured annulus is gone back quilt sizing in this wise, makes it not cover the opening of at least one additional return flow line 48.
Residual air dividing disc 44 is realized by the tongue piece 46 of plasticity or strain in the force closure at clamped position 42 places.
Can see a form of implementation by the view of Fig. 3 according to residual air dividing disc 44 of the present invention.
Fig. 3 represents the vertical view according to the residual air dividing disc 44 of a form of implementation of the present invention.This illustrated residual air dividing disc 44 is configured annulus 50, and this annulus has an internal diameter 54 of residual air dividing disc 44 and an external diameter 56 of residual air dividing disc 44.The internal diameter 54 of residual air dividing disc 44 that is configured annulus 50 is by sizing in this wise, and promptly it surpasses the external diameter of the interior utmost point 28 of the magnetic core 22 of electromagnet assembly 10.Can select the internal diameter of residual air dividing disc 44 in addition in this wise, make electromagnet coil 24 do not covered basically by residual air dividing disc 44.The external diameter 56 of residual air dividing disc 44 that is configured annulus 50 is by sizing in this wise, makes its internal diameter 60 (referring to Fig. 3) less than the electromagnet sleeve 32 at clamped position 42 places.The external diameter 56 that is configured the residual air dividing disc 44 of annulus 50 selectively is equal to or less than the internal diameter 41 of magnetic core 22 in the zone of breach 39, and described thus at least one additional return flow line 48 can freely feed.
Also can be found out by the view according to Fig. 3: be provided with the tongue piece 46 that is evenly distributed on the excircle 52 on the residual air dividing disc 44 that is configured annulus 50, their outer end is positioned on the reference diameter 58.The reference diameter of tongue piece 46 surpasses the diameter 32 of the electromagnet sleeve 32 at clamped position 42 places.Be provided with at least three tongue pieces 46 according to the present invention, they are arranged with 120 ° calibration 59 mutually.Preferably be provided with four tongue pieces 46, they are evenly distributed on the excircle 52 of residual air dividing disc 44 with 90 ° calibration 59 mutually.Available 60 ° calibration is provided with six tongue pieces 46 in another form of implementation.The number of the tongue piece 46 on the excircle 52 of residual air dividing disc 44 also can be more.Plurality purpose tongue piece 46 and thing followed plurality purpose clamped position 42 make residual air dividing disc 44 more concentric and increased its maintenance reliability and antitorque commentaries on classics on the excircle 52 of residual air dividing disc 44.The number of tongue piece 46 is adapted to the configuration of clamped position 42 place's electromagnet sleeves 32.If electromagnet sleeve 32 is divided into sector at clamped position 42 places, then the number of tongue piece 46 will be set according to the number of the sector of electromagnet sleeve 32, wherein electromagnet sleeve 32 at least facing to sector and tongue piece 32 constitute force closures and make residual air dividing disc 44 fixed in.Tongue piece 46 is constituted in this wise, makes in the as far as possible little radial force component of clamped position 42 places appearance.
Size surplus, promptly cause the distortion of tongue piece 46 in the difference of the diameter 60 of the outer end of clamped position 42 place's tongue pieces 46 and electromagnet sleeve 32, promptly its outer end of tongue piece 46 usefulness be pressed on the electromagnet sleeve 32 and when with push along direction of propulsion carry out residual air dividing disc 44 when assembling tongue piece be bent.
The distortion of tongue piece 46-this distortion both can be flexible also plastic-cause the force closure of residual air dividing disc 44, as what can at length find out by the view of Fig. 4 at clamped position 42 places.The external diameter 56 of residual air dividing disc 44 is selected in this wise, makes it less than the diameter 60 of clamped position 42 place's electromagnet sleeves 32, so that the distortion of elasticity or plasticity only takes place at tongue piece 46 places and does not deform along the excircle 52 of residual air dividing disc 44.
Reached residual air dividing disc 44 location, antitorque commentaries on classics ground in electromagnet assembly 10 by tongue piece 46 in the elasticity at corresponding clamped position 42 places or the distortion of plasticity in addition.This relative axis 62 vertically torsion proof has fixedly been realized the radial location of residual air dividing disc 44, has reserved the opening of at least one additional return flow line 48 thus.When armature 14 during near magnetic core 22, controlled quentity controlled variable and leakage rate both can flow out by backflow part 40 also can be by at least one additional return flow line 48 outflow.
Because be fixed in its position at electromagnet assembly 10 assembling back residual air dividing discs 44, thus both can in existing electromagnet assembly 10, make up this residual air dividing disc afterwards, also can be simply by taking out it in the electromagnet assembly 10.The assembling of residual air dividing disc 44 for example can realize that this tool plan ground receives residual air dividing disc 44, but reserves the tongue piece 46 that is located at excircle 52 places by an instrument.In this embodiment residual air dividing disc 44 can be by the below promptly by a side of armature 14 by pushing importing, be close on the end face 26 of magnetic core 22 up to it.

Claims (10)

1. electromagnet assembly (10), be provided with a magnetic core (22) that is received in the electromagnet sleeve (32), in this magnetic core, be provided with an electromagnet coil (24), this electromagnet coil acts on an armature (14,16) on, wherein said magnetic core (22) has an end face towards described armature (14,16) (26), and be provided with a residual air dividing disc (44), it is characterized in that: described residual air dividing disc (44) is fixed on the clamped position (42) by force closure.
2. according to the electromagnet assembly of claim 1, it is characterized in that: be fixed on the described clamped position (42) to the antitorque commentaries on classics of described residual air dividing disc (44), wherein, reserve the opening of at least one additional return flow line (48) of described electromagnet assembly (10), described at least one additional return flow line is located between described magnetic core (22) and the described electromagnet sleeve (32).
3. according to the electromagnet assembly of claim 1, it is characterized in that: described residual air dividing disc (44) is made metallic film by ferromagnetic material or nonmagnetic substance.
4. according to the electromagnet assembly of claim 1, it is characterized in that: described residual air dividing disc (44) is configured to be provided with the annulus (50) of at least three tongue pieces (46), and these tongue pieces are set on the excircle (52) of described residual air dividing disc (44) with mutual 120 ° calibration (59).
5. according to the electromagnet assembly of claim 1, it is characterized in that: described residual air dividing disc (44) has especially four tongue pieces of arranging with mutual 90 ° calibration (59) (46) on described excircle (52), and preferably has six tongue pieces of arranging with mutual 60 ° calibration (59) (46).
6. according to the electromagnet assembly of claim 1, it is characterized in that: described at least three tongue pieces (46) have a reference diameter (58), and this reference diameter is greater than the diameter (60) of described electromagnet sleeve (22) on described clamped position (42).
7. according to the electromagnet assembly of claim 1, it is characterized in that: the internal diameter (54) of described residual air dividing disc (44) is greater than the external diameter of the interior utmost point (28) of described magnetic core (22).
8. according to the electromagnet assembly of claim 1, it is characterized in that: described at least three tongue pieces (46) are fixed on the described clamped position (42) by the distortion of elasticity and/or plasticity.
9. according to the electromagnet assembly of claim 1, it is characterized in that: described residual air dividing disc (44) is fixed on the described clamped position (42) in finishing the described electromagnet assembly (10) of assembling.
10. be used for the assemble method of electromagnet assembly (10), it is characterized in that: described residual air dividing disc (44) is fixed on the described clamped position (42) in described electromagnet assembly (10) assembling back and before the injector assembling according to one of claim 1 to 9.
CN201010185345.0A 2009-05-19 2010-05-19 Residual air dividing disc Active CN101894655B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200910003213 DE102009003213A1 (en) 2009-05-19 2009-05-19 Residual air gap disc
DE102009003213.4 2009-05-19

Publications (2)

Publication Number Publication Date
CN101894655A true CN101894655A (en) 2010-11-24
CN101894655B CN101894655B (en) 2016-10-19

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EP (1) EP2254130B1 (en)
CN (1) CN101894655B (en)
DE (1) DE102009003213A1 (en)

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TWI573609B (en) * 2014-08-13 2017-03-11 金鐘基 Mask

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DE102010030600A1 (en) * 2010-06-28 2011-12-29 Robert Bosch Gmbh Minimization of the Ankerschließprellens by a delay element in the residual air gap
DE102011077350A1 (en) 2011-06-10 2012-12-13 Robert Bosch Gmbh Solenoid valve with a magnet assembly
DE102011086284A1 (en) 2011-11-14 2013-05-16 Robert Bosch Gmbh Solenoid valve with a magnet assembly
DE102011089127A1 (en) 2011-12-20 2013-06-20 Robert Bosch Gmbh Magnetic assembly with a residual air gap disc for a solenoid valve, solenoid valve and method for producing a residual air gap disc
DE102011089935A1 (en) 2011-12-27 2013-06-27 Robert Bosch Gmbh Magnetic component for magnetic valve for operating fuel injectors, has residual air gap disk positively connected with armature or magnetic core by using plugging connection such that air gap disk is positionally fixed
DE102012206216A1 (en) 2012-04-16 2013-10-17 Robert Bosch Gmbh Magnetic valve of magnetic valve injector for fuel injection system used in combustion engine, has armature space that is enclosed by anchor plate, and quiescent state stroke impact space that is formed independently of armature space
DE102012206218A1 (en) 2012-04-16 2013-10-17 Robert Bosch Gmbh Magnetic valve for magnetic valve injector i.e. fuel injector, of common-rail injection system, has anchor plate and anchor bolt designed as cooperating components, which comprise interconnection making movements relative to each other
DE102012209175A1 (en) 2012-05-31 2013-12-05 Robert Bosch Gmbh Magnetic assembly for a solenoid valve
DE102013212238A1 (en) 2013-06-26 2014-12-31 Robert Bosch Gmbh Solenoid valve and fuel injector with such a solenoid valve
DE102013212504A1 (en) 2013-06-27 2014-12-31 Robert Bosch Gmbh Magnetic assembly for a fuel injector
DE102013010833A1 (en) * 2013-06-28 2014-12-31 Hydac Electronic Gmbh Electromagnetic actuator
DE102013218881A1 (en) 2013-09-19 2015-03-19 Robert Bosch Gmbh Magnetic actuator for actuating fuel injectors, fuel injector
DE102014215589A1 (en) 2014-02-10 2015-08-13 Robert Bosch Gmbh Residual air gap disk for a magnetic assembly of a solenoid valve and method for producing a residual air gap disk
DE102016203516A1 (en) * 2016-03-03 2017-09-07 Robert Bosch Gmbh Electromagnetically actuated inlet valve and high-pressure pump with inlet valve
DE102016210393A1 (en) 2016-06-13 2017-12-14 Robert Bosch Gmbh Residual air gap disc for a solenoid valve and fuel injector with a residual air gap disc

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Publication number Priority date Publication date Assignee Title
TWI573609B (en) * 2014-08-13 2017-03-11 金鐘基 Mask
CN105570517A (en) * 2014-11-04 2016-05-11 罗伯特·博世有限公司 Valve device

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EP2254130A2 (en) 2010-11-24

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