WO2014026922A2 - Tube polaire pour un dispositif actionneur - Google Patents

Tube polaire pour un dispositif actionneur Download PDF

Info

Publication number
WO2014026922A2
WO2014026922A2 PCT/EP2013/066708 EP2013066708W WO2014026922A2 WO 2014026922 A2 WO2014026922 A2 WO 2014026922A2 EP 2013066708 W EP2013066708 W EP 2013066708W WO 2014026922 A2 WO2014026922 A2 WO 2014026922A2
Authority
WO
WIPO (PCT)
Prior art keywords
pole tube
pole
magnetic
tube according
housing
Prior art date
Application number
PCT/EP2013/066708
Other languages
German (de)
English (en)
Other versions
WO2014026922A3 (fr
Inventor
Andreas Kellner
Dirk SCHNITTGER
Liebhart Zaiser
Andre Selke
Ralph Engelberg
Martin Katz
Original Assignee
Robert Bosch Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Priority to CN201380043716.3A priority Critical patent/CN104584386A/zh
Priority to IN1122DEN2015 priority patent/IN2015DN01122A/en
Publication of WO2014026922A2 publication Critical patent/WO2014026922A2/fr
Publication of WO2014026922A3 publication Critical patent/WO2014026922A3/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
    • H02K33/12—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moving in alternate directions by alternate energisation of two coil systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/029—Electromagnetically actuated valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves
    • F16K27/048—Electromagnetically actuated valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
    • F16K31/0679—Electromagnet aspects, e.g. electric supply therefor with more than one energising coil
    • 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
    • H01F7/081—Magnetic constructions
    • 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
    • H01F7/128—Encapsulating, encasing or sealing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H02K5/225—Terminal boxes or connection arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • F02M63/0017—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means
    • 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
    • H01F7/081—Magnetic constructions
    • H01F2007/085—Yoke or polar piece between coil bobbin and armature having a gap, e.g. filled with nonmagnetic material

Definitions

  • the invention relates to a pole tube for an actuator device with at least one magnet.
  • EP 1 217 209 B1 and EP 1 219 831 B1 adjustment devices are known for adjusting an actuating piston acting on the displacement volume of a hydrostatic machine.
  • the adjusting piston is movable from a predetermined by the force of at least one return spring neutral position between two end positions.
  • a control valve with a control piston is provided for regulating actuating pressures in actuating pressure chambers.
  • the deflection of the actuating piston is transferable via a rigidly connected to the actuating piston return lever as a linear movement on a spring sleeve, which is in operative connection via a control spring.
  • the control piston consists in the axial direction of a first control piston part and a second control piston part, which are interconnected by a control piston plunger.
  • the first and the second control piston part can be acted on at the ends remote from each other by at least one centering spring and / or adjusting spring with a mutually directed force.
  • a control spring is stretched between two spring seat bodies.
  • the bias of at least one centering spring and / or adjusting spring is adjustable for generating in the neutral position of the control valve balanced spring forces.
  • the object of the invention is to improve a pole tube for an actuator device with at least one magnet, in particular with regard to the manufacturability and / or functionality.
  • the object is with a pole tube for an actuator device with at least one
  • pole tube is combined with at least one coil carrier.
  • the manufacture and assembly of the actuator device is considerably simplified.
  • a preferred embodiment of the pole tube is characterized in that the pole tube is integrally connected to the bobbin. As a result, at least one assembly step in the production of the actuator device can be dispensed with.
  • pole tube is characterized in that the pole tube and the coil carrier are formed from a non-magnetic material.
  • the non-magnetic material is not magnetic or magnetizable.
  • a further preferred embodiment of the pole tube is characterized in that the pole tube comprises magnetic inserts which are completely or partially surrounded by the non-magnetic material.
  • the inserts are formed of a magnetic or magnetizable material.
  • the non-magnetic material is not magnetic or magnetizable.
  • the pole tube according to the invention can be produced relatively easily, for example in the plastic injection molding process.
  • the pole tube comprises magnetic discs which extend radially outwardly from the pole tube and are completely or partially surrounded by the non-magnetic material.
  • the magnetic disks are preferably designed as a ring body.
  • the annular bodies preferably have a rectangular ring cross section.
  • the magnetic disks in the radial direction preferably have a significantly greater extent than in the axial direction.
  • the term axial refers to a longitudinal axis of the pole tube.
  • Axial means in the direction or parallel to the longitudinal axis of the pole tube.
  • Radial means transverse to the longitudinal axis of the
  • Pole tube A further preferred embodiment of the pole tube is characterized in that the pole tube comprises at least one inner pole.
  • the integration of the inner pole in the pole tube, the functionality of the pole tube is further improved.
  • the pole tube is characterized in that the inner pole is integrally connected to one of the inserts and / or one of the magnetic discs.
  • at least one insert part and / or a magnetic disk and the inner pole are integrally connected to one another in a combination body.
  • both the inner pole and the insert part can be integrally connected to the magnetic disk.
  • the combination body is designed, for example, as a rotating part made of a magnetic material.
  • a further preferred embodiment of the pole tube is characterized in that the inner pole has a residual air gap disc made of the non-magnetic material.
  • the integration of the residual air gap disc in the pole tube whose functionality is further improved.
  • the residual air gap disk is preferably used to represent an axial air gap between the inner pole and an armature.
  • a further preferred embodiment of the pole tube is characterized in that the residual air gap disc of the non-magnetic material has a structure.
  • the structure may include tabs, ribs and / or grooves and serves to prevent undesired hydraulic bonding between the armature and the residual air gap disk.
  • the pole tube is characterized in that the magnetic inserts and the magnetic disks are completely or partially embedded in the non-magnetic material.
  • the magnetic inserts and the magnetic disks may be encapsulated or overmolded with, for example, the non-magnetic material.
  • the non-magnetic material advantageously represents a matrix for the magnetic inserts and the magnetic disks.
  • Another preferred embodiment of the pole tube is characterized in that the inserts are rolled out of a profile. In the profile it is preferably a crenellated or grooved profile.
  • the crenellated or grooved profile comprises battlements or grooves, each serving to represent the inserts.
  • the crenellated profile is originally straight and is rolled to represent radially inward a receiving space for the armature of the actuator device.
  • the rolled crenellated profile can be machined before or after.
  • the crenellated, rolled profile is completely or partially surrounded with the non-magnetic material, in particular extrusion-coated.
  • a non-grooved T or L profile can be used.
  • a further preferred embodiment of the pole tube is characterized in that the magnetic inserts and the magnetic disks are completely or partially encapsulated with a non-magnetic plastic material.
  • the magnetic inserts and the magnetic disks are positioned in the manufacture of the pole tube, for example in an injection mold and overmolded with the non-magnetic plastic material.
  • a further preferred embodiment of the pole tube is characterized in that the magnetic disks completely or partially surrounded by the non-magnetic material delimit in the axial direction annular spaces which serve to receive coils and are bounded by the pole tube in the radial direction.
  • coil carriers can be created in a simple manner, which have a substantially U-shaped cross-section which is open radially outward.
  • a further preferred embodiment of the pole tube is characterized in that the magnetic insert parts are encapsulated radially inward over the entire or a major part of the longitudinal extent of the pole tube with the non-magnetic plastic material.
  • the pole tube is molded radially inward, in particular in the area with the non-magnetic plastic material, in which an armature of the actuator device is arranged in the installed state of the pole tube. This ensures in a simple manner that the anchor has no contact with the magnetic inserts.
  • the non-magnetic plastic material is arranged in the radial direction between the armature and the magnetic inserts.
  • a further preferred embodiment of the pole tube is characterized in that the non-magnetic material is radially inwardly a sliding layer.
  • the non-magnetic material is preferably friction-reducing.
  • the non-magnetic material may also be specially coated or provided with additives to represent the sliding layer.
  • a further preferred embodiment of the pole tube is characterized in that the non-magnetic material has the shape of a straight circular cylinder jacket radially inside the magnetic inserts.
  • a further preferred embodiment of the pole tube is characterized in that the pole tube has substantially the shape of a straight, hollow circular cylinder.
  • the pole tube is lined radially inside completely with the non-magnetic plastic material. Radially outward, the magnetic inserts are preferably exposed, that is, the magnetic inserts are not radially surrounded by the non-magnetic material.
  • a further preferred embodiment of the pole tube is characterized in that the magnetic inserts are designed as annular bodies, which preferably have a trapezoidal annular cross-section. In this case, the long side of the trapezoidal ring cross section is preferably arranged radially inwards and encapsulated with the plastic material. The short side of the trapezoidal ring cross-section is preferably exposed radially on the outside of the pole tube.
  • a further preferred embodiment of the pole tube is characterized in that the pole tube has radially inside at least one region which does not provide the coating or encapsulation. As a result, material for the coating or encapsulation can be saved.
  • the pole tube is characterized in that the region not provided with the coating or encapsulation is designed, arranged and / or dimensioned such that the region enables hydraulic compensation between two opposite ends of one or the armature or the pole tube.
  • the hydraulic See compensation simplifies a float's reciprocation during operation.
  • the at least one area without coating or encapsulation creates in a simple manner a hydraulic connection between the two ends of the armature.
  • the area may extend in the longitudinal direction. It can also be several areas not provided with the coating or encapsulation. It is important to make sure that with the coating or
  • the invention further relates to an actuator device having a previously described pole tube, in which an armature can be moved back and forth in the longitudinal direction.
  • the actuator device is, for example, an actuator in a control and control application.
  • the actuator device may also include an effector used in robotics.
  • the actuator device can be embodied both as an actuating device and as a drive device, for example in a mechatronic application.
  • the actuator device can be used, for example, to drive a fluid machine, in particular a fluid pump.
  • the actuator device is associated with an axial piston machine with a pivoting cradle, which is represented by a Schwenkverstell Surprise.
  • the axial piston machine is preferably arranged in a mobile hydraulic drive in addition to a primary drive unit, for example an internal combustion engine.
  • the mobile hydraulic drive is preferably arranged in a hydraulic hybrid drive train of a hybrid vehicle.
  • the hybrid vehicle is preferably a passenger car or a commercial vehicle.
  • the actuator device is used according to a further aspect of the invention for the representation of a control valve in a cooling circuit and / or heating circuit of a motor vehicle.
  • the actuator device is preferably equipped only with a single-acting magnet.
  • the actuator device serves alternatively or additionally to the representation of a fuel injection valve, in particular a Saugrohrkraft- fuel injection valve.
  • a preferred embodiment of the actuator device is characterized in that the actuator device comprises a biproportional magnet with two coils, which are arranged radially outside of the pole tube and in the axial direction partially overlapping to the armature. When the first coil is energized, the armature is pulled in a first direction. When the second coil is energized, the armature is pulled in a second direction opposite to the first direction.
  • the armature is preferably mechanically coupled to a plunger.
  • the plunger is advantageously used to represent a control valve.
  • the armature with the plunger is preferably clamped between two springs, by which the armature is biased into a middle position.
  • pole tube is combined with an electrical connection.
  • the Polrohr further improves the functionality of the pole tube.
  • the combination of the pole tube with the electrical connections allows easy guidance of the electrical contact between the electrical connection and electrical components of the actuator device.
  • the coil carrier carries a coil, wherein the coil is electrically connected to the electrical terminals.
  • Plug socket housing connected in particular are integrally connected.
  • the integrally connected with the pole tube connector housing or the integrally connected female connector housing allow easy production of the actuator device. Furthermore, it is possible to dispense with the attachment of special connection elements on the pole tube for the plug or the plug sockets.
  • the pole tube is combined with the housing, wherein the housing has an input and an output.
  • the combination of the housing and the pole tube improves the sealing of the liquid-conducting areas from the environment. Further, the number of manufacturing steps is reduced, thereby simplifying the manufacturing process.
  • the pole tube is integrally connected to the housing.
  • An integral connection of the pole tube with the housing enables a simple, inexpensive production. The sealing between the liquid or gas leading region and the environment are improved by the one-piece design of the pole tube and the housing over, for example, a screwed or glued connection of the pole tube to the housing.
  • FIG. 1 shows a simplified representation of an actuator device with a
  • Figure 2 shows an anchor for the actuator device of Figure 1 according to an embodiment in longitudinal section
  • FIG. 3A shows the armature from FIG. 2 in a slotted design in cross section
  • Figure 3B the anchor of Figure 3A with a broken by a web
  • Figure 4 is a perspective view of an anchor according to another
  • Embodiment with plastic encapsulation in two longitudinal sections Embodiment with plastic encapsulation in two longitudinal sections
  • FIG. 5 shows the armature from FIG. 4 in longitudinal section
  • Figure 6 shows a similar anchor as in Figure 4, which is encapsulated in three peripheral portions with plastic.
  • FIG. 7 shows the armature from FIG. 6 in cross section;
  • FIG. 8 a simplified representation of a built pole tube in longitudinal section
  • FIG. 9 shows a similar pole tube as in FIG. 8 according to a further exemplary embodiment
  • Figure 10 is a crenellated profile for the representation of inserts
  • Figure 1 the profile of Figure 10 in a rolled state
  • FIG. 12 shows a similar actuator device as in FIG. 1 with a fixed design
  • FIG. 13 shows an exploded view of the actuator device from FIG. 12 and FIG. 13
  • FIG. 14 is a perspective view of a coil with winding ends surrounded by an elastic sleeve
  • FIG. 15 is a similar view as in Figure 14 according to another embodiment
  • FIG. 16 shows a similar pole tube as in FIG. 9 according to a further exemplary embodiment
  • FIG. 17 shows a simplified representation of an actuator device with a single-acting magnet
  • Figure 18 is a simplified representation of an actuator device with a single-acting magnet and a molded housing and
  • FIG. 19 shows a simplified representation of an actuator device with a single-acting magnet and a plug. Description of the embodiments
  • the actuator device 1; 121 comprises two electromagnets 4, 5;
  • An anchor 8; 128 is in the direction of a longitudinal axis 9; 129 against the biasing force of two springs 6, 7; 127 movable back and forth.
  • the springs 6, 7; 127 are designed for example as helical compression springs.
  • the electromagnet 4; 124 is replaced by a first coil 1 1; 131, which is also called a winding.
  • the second electromagnet 5; 125 through a second coil 12; 132 which is also referred to as a winding.
  • the two coils 1 1, 12; 131, 132 are on bobbin 15, 16; 135, 136 wound up.
  • 5; 124, 125 serve magnetic disks 18 to 20 or magnetic body 138 to 140.
  • the magnetic disks 18 to 20 and the magnetic body 138 to 140 are a pole tube 24; 144 assigned, in which the armature 8; 128 is movable back and forth.
  • the pole tube 24; 144 includes magnetic regions 25 to 27; 145 to 147 and nonmagnetic regions 28, 29; 148, 149.
  • In the pole tube 24; 144 are at the ends of inner poles 31, 32; 151, 152 arranged.
  • the inner poles 31, 32; 151, 152 serve to build up a magnetic flux and are fixed in the pole tube 24; 144 pressed.
  • the armature 8; 128 is between the inner poles 31, 32; 151, 152 movable back and forth.
  • the inner poles 31, 32; 151, 152 are designed as annular bodies.
  • the plunger 10; 130 extends through the inner pole 31; 151.
  • a closure and adjustment element 36 is arranged in the embodiment shown in Figure 1.
  • a closure element 155 and an adjustment element 156 are arranged in the inner pole 152.
  • the inner poles 31, 32; 151, 152 serve essentially to anchor 8; 128 when energizing the coils 1 1, 12; 131, 132 in the appropriate direction, ie to the left or to the right to draw.
  • a sliding foil 37 is arranged in the radial direction between the armature 8 and the pole tube 24.
  • the sliding film 37 is, for example, a Teflon film.
  • plugs 39, 40 are attached, which serve to connect electrical lines through which the coils 1 1, 12 can be energized.
  • the armature 8 of the actuator device 1 of Figure 1 is shown in half section.
  • the armature 8 comprises an anchor body 42, which is designed to be rotationally symmetrical about a longitudinal axis 43.
  • the anchor body 42 has radially outwardly the shape of a straight circular cylinder jacket.
  • the anchor body 42 is externally provided with a coating 44.
  • the coating 44 is a circular cylinder jacket 45 with a very small thickness surrounding the armature body 42 radially outward.
  • the coating 44 replaces the sliding foil designated 37 in FIG.
  • the size of a radial air gap between the armature 8 and the pole tube 24 can be adjusted via the extent of the coating 44 or the circular cylinder jacket 45 in the radial direction.
  • the coating 44 may be formed of a plastic material comprising, for example, polytetrafluoroethylene. To reduce the friction between the armature 8 and the pole tube 24, the coating 44 may comprise metallic constituents such as chromium or nickel. The coating 44 may be implemented as a metal layer with chromium and / or nickel components.
  • the anchor body 42 is encapsulated with a plastic material.
  • the plastic material is preferably applied to the anchor body 42 by injection molding.
  • the anchor body 42 is inserted into a suitable injection molding tool and encapsulated with the plastic material.
  • end faces formed on the ends 46, 47 of the anchor body 42 are likewise encapsulated with the plastic material 45.
  • the coating 44 can also be applied to the end faces at the ends 46, 47 of the anchor body 42.
  • the coating 44 or the plastic material, with which the anchor body 42 is encapsulated represents annular disks 48, 49 at the ends 46, 47 of the anchor body 42.
  • the circular ring disks 48, 49 which are integrally connected to the coating 44 or to the plastic material which constitutes the circular cylinder jacket 45, perform the same function as the residual air gap disks 33, 34 in the actuator device 1 shown in FIG.
  • the annular discs 48, 49 can be an axial manner in a simple manner
  • Air gap between the armature 8 and the inner poles 31, 32 are shown.
  • the residual air gap disks 33, 34 can be dispensed with in the actuator device 1 shown in FIG.
  • FIGS. 3A and 3B it is shown in cross-section that the armature 8 can also be made split in order to reduce eddy currents during operation
  • the armature 8 shown in FIGS. 3A and 3B is divided into two parts in the longitudinal direction, at least partially. Otherwise, the armature 8 can be designed to be similar or identical to the armature 8 shown in FIG. 2. That is to say, the divided armature 8 can be equipped with a molded-on sliding layer and with molded-on residual air gap disks.
  • the armature 8 is divided by a slot 53 into two identical armature halves 51, 52.
  • the slot 53 extends completely through the armature 8 both in the longitudinal direction and in the transverse direction.
  • Radially outside the armature 8 is provided with a coating 54.
  • the slot 53 is completely ejected with plastic material.
  • the plastic material in the slot 53 is integrally connected to plastic material which constitutes the coating 54.
  • the armature 8 can also comprise an anchor body 56 which is not completely but partially divided.
  • the anchor body 56 has no through slot, but two slots 57, 58, which are interrupted by a web 59.
  • the web 59 connects two anchor halves of the anchor body 56 integrally with each other.
  • the web 59 is arranged centrally in the anchor body 56.
  • the armature 8 is injection-molded or encapsulated completely with plastic material both in the slot 53 or the slots 57, 58 and on the outside.
  • the armature 8 can also be molded with plastic material only partially, for example in segments, in particular axially or radially.
  • the partial encapsulation with plastic material is preferably designed so that both a radial air gap and axial clearance column.
  • the partial encapsulation with plastic material is preferably designed so that both a radial air gap and axial clearance column.
  • Encapsulation with the plastic material reduces the friction between the armature 8 and the pole tube 24.
  • an anchor body 61 is encapsulated in two longitudinal sections 62 and 64 with plastic material 66, 67.
  • the longitudinal sections 62, 64 are arranged at the ends 68, 69 of the anchor body 61.
  • a longitudinal section 63 is disposed between the two longitudinal sections 62 and 64 and has a greater extension in the longitudinal direction than the two longitudinal sections 62 and 64 together.
  • the ends 68, 69 of the anchor body 61 are also encapsulated with the plastic material 66, 67.
  • an anchor body 72 is encapsulated in three peripheral sections 73 to 75 with plastic material 76 to 78.
  • the molded with the plastic material 76 to 78 peripheral portions 73 to 75 are uniformly distributed over the circumference of the anchor body 72.
  • the ends 79, 80 of the anchor body 72 are also encapsulated with the plastic material 76 to 78.
  • In the circumferential direction between the peripheral portions 73 to 75 arise between the plastic material 76 to 78 channels that allow hydraulic compensation between areas right and left of the anchor 8.
  • the peripheral portions 73 to 75 encapsulated with the plastic material 76 to 78 have approximately the same extent in the circumferential direction as the areas not overmolded with synthetic material in between.
  • FIG. 8 shows a pole tube 24 with magnetic inserts 81 to 83 and non-magnetic regions 85, 86 in longitudinal section.
  • the inserts 81 to 83 are designed as a ring body.
  • the insert 82 has a trapezoidal cross-section. A longer side of the trapezoidal cross section is arranged radially inward. A shorter side of the trapezoidal cross section is disposed radially outward.
  • the inserts 81 and 83 also have trapezoidal cross-sections, but are cut off at the ends of the pole tube 24.
  • the nonmagnetic regions 85, 86 also have the shape of ring bodies, each having a trapezoidal cross-section.
  • the short sides of the trapezoidal cross sections of the nonmagnetic regions 85, 86 are arranged inside.
  • the pole tube 24 has radially within the inserts 81 to 83 on a non-magnetic region 88 which can be represented by a coating.
  • the nonmagnetic region 88 has the shape of a straight circular cylinder jacket and replaces the sliding film designated 37 in FIG. By the extent of the nonmagnetic region 88 in the radial direction, the size of a radial air gap between the armature 8 and the pole tube 24 can be adjusted.
  • the nonmagnetic region 88 may be radially inwardly a sliding layer 89, whereby the friction between the armature 8 and the pole tube 24 is reduced.
  • the pole tube 24 can be produced in the plastic injection molding process in FIG.
  • the inserts 81 to 83 are inserted and positioned in a suitable injection molding tool.
  • the inserts 81 to 83 for the representation of the non-magnetic areas 85, 86 and 88 are overmolded with a plastic material 90.
  • This can be achieved in a simple manner that the inserts are 81 to 83 radially inwardly completely encapsulated with plastic material 90.
  • the injection-molding tool it is possible to achieve in a simple manner that the inserts 81 to 83 are exposed radially on the outside, ie that they are not encapsulated with plastic material 90.
  • FIG. 9 shows that magnetic inserts 94 to 96 of a pole tube 24 can be overmoulded with plastic material 98 both radially inwardly and radially outwardly.
  • the plastic material 98 radially inside the inserts 94 to 96 is used to represent a sliding layer 99 for an anchor (not shown).
  • the plastic material 98 serves radially inside the magnetic inserts 94 to 96 to represent a radial clearance gap between the armature and the pole tube 24.
  • the pole tube 24 is positioned in Figure 9 by housing body 91, 92 shown only partially.
  • the plastic material 98 with which the magnetic inserts 94 to 96 are encapsulated radially on the outside is also used to represent coil carriers 101, 102.
  • the coil carriers 101, 102 which are also referred to as winding carriers, are used each have a radially outwardly open, U-shaped cross-section.
  • the bobbin 101, 102 serve to receive coils 1 1, 12th
  • plastic material 98 in the pole tube 24 shown in FIG. 9 serves for supporting or positioning magnetic disks
  • the two magnetic disks 104 and 106 are arranged at the ends of the pole tube 24 and partially supported on the housing bodies 91, 92.
  • the magnetic disk 104 extends radially outwardly from the insert 94.
  • the magnetic disk 106 extends radially outward from the insert 96.
  • the magnetic disk 105 extends between the two coils 1 1 and 12 of the insert 95 radially outward. Axial gaps between the magnetic disks 104 to 106 and the coils 1 1, 12 are sprayed with the plastic material 98. However, the injection molding or encapsulation with the plastic material 98 is carried out to display the bobbin 101, 102 before winding the coils 1 1 and 12th
  • the inserts 94 to 96 may be designed as turned parts or stampings.
  • FIGS. 10 and 11 show that the inserts 94 to 96 can also be formed from a crenellated profile 110.
  • the crenellated profile 1 10 comprises a total of seven pinnacles 1 1 1 to 1 17, which can serve for the representation of inserts.
  • the straight profile 1 10 is rolled in Figure 10, as seen in Figure 1 1.
  • a receiving space 120 for an anchor can be represented in a simple manner.
  • the battlements 1 1 1 to 1 17 are arranged uniformly distributed in the circumferential direction for the representation of the inserts and are radially outwardly of the
  • the actuator device 121 shown in FIGS. 12 and 13 comprises a sleeve 157 fixed to the shape on which the pole tube 144 is constructed.
  • the sleeve 157 has the shape of a straight circular cylinder jacket and replaces inter alia the sliding film 37 of the actuator device 1 shown in FIG.
  • the sleeve 157 is used Beyond the arrangement of other functional parts, as will be explained below.
  • the sleeve 157 may be formed of a non-magnetic or magnetic material.
  • the sleeve 157 may also be formed of a non-magnetic and a magnetic material.
  • the sleeve 157 may be provided with a coating radially inward.
  • the coating may comprise, for example, polytetrafluoroethylene and serves to present a residual air gap in the radial direction.
  • the magnetic body 138 to 140 with the magnetic portions 145 to 147 and the non-magnetic portions 148, 149 are constructed.
  • the magnetic regions 145 to 147 and the non-magnetic regions 148, 149 ring bodies, which together with the sleeve 157, the pole tube 144 represent.
  • the magnetic ring bodies represented by the magnetic regions 145 to 147 are integrally connected to a magnetic disk 161 to 163, respectively.
  • the magnetic disks 161 to 163 extend radially from the respective magnetic ring body 145 to 147 to the outside.
  • the magnetic bodies 138 to 140 are made, for example, as turned parts of a metallic material which is magnetic or magnetizable.
  • the annular bodies represented by the non-magnetic regions 148 and 149 are integrally connected to one of the two coil supports 135, 136, respectively.
  • a pole tube 144 can be created in a simple manner, which not only comprises the magnetic regions 145 to 147 and the non-magnetic regions 148, 149, but also combined with the coil carriers 135, 136 and the magnetic disks 161 to 163 ,
  • the sleeve 157 is particularly advantageous still for sealing a receiving space for the armature 128th
  • the actuator device 121 comprises a housing 158 with a housing body 159 and a further housing body 160.
  • the housing body 159 is a magnet pot surrounding the coils 131 and 132 and allowing a magnetic flux or inference.
  • Housing body 160 is, for example, an encapsulation with plastic.
  • erlaschen 164, 165 extend radially outward.
  • the ringlaschen 164, 165 are used to attach the
  • FIG. 13 shows a coil carrier 170 with two coils 171 and 172.
  • Coils 171, 172 serve in an actuator device 1; 121 for the representation of electromagnets 4, 5; 124, 125. Between the coils 171, 172 a split magnetic disk 174 is arranged. For connecting the coils 171 and 172 to electrical power supply lines, in each case a pair of electrical connections 176, 177 is used. The two electrical connections 176, 177 are connected to two winding ends 181, 182 of the coil 172. The winding ends 181, 182 extend from the coil 172 to the terminals 176, 177. The two winding ends 181, 182 are arranged radially outside the coil 171. The winding ends 181, 182 extend in the axial direction, ie transversely to the winding direction of the two coils 171, 172.
  • the two winding ends 181, 182 are each arranged in a sleeve 183, 184.
  • the sleeves 183, 184 are designed as elastic sleeves and serve to reduce stresses due to thermal expansion in the installed state of the coils 171, 172.
  • the sleeves 183, 184 serve to reduce stresses in a subsequent encapsulation of the wound coils 171st , 172 arise.
  • the coil carrier 170 with the coils 171, 172 wound thereon is encapsulated with a plastic material.
  • FIG. 15 shows a perspective view of a bobbin carrier 210, which is designed similarly to the bobbin carrier 170 in FIG. 14.
  • the bobbin carrier 210 also comprises two coils 21 1, 212, a magnetic disk 214 and two connections 216, 217.
  • the two terminals 216, 217 each comprise two plugs 225, 226.
  • the terminal 217 belongs to the coil 21 1.
  • the terminal 216 belongs to the coil 212. From the coil 212, two winding ends 221, 222 extend to the plugs 226, 225. In this case, the coil ends 221, 222 extend outside of the coil 21 1. However, the coil ends 221, 222 do not extend, as in the previous embodiment, transverse to the coil 21 1, but obliquely thereto.
  • the two winding ends 221, 222 as in the previous embodiment, each surrounded by an elastic sleeve 223, 224.
  • FIG. 16 shows a similar pole tube 24 as shown in FIG.
  • the pole tube 24 shown in FIG. 16 comprises inserts 294, 295 and 296, which are encapsulated partially with plastic material 98 both radially inward and radially outwardly.
  • the plastic material 98 has the same function in the embodiment shown in Figure 16 as in the embodiment shown in Figure 9.
  • the inserts 294, 295 and 296 are designed somewhat differently.
  • the inserts 294 to 296 also have a trapezoidal cross section, the long sides are arranged radially inward and not radially outwardly as in the embodiment shown in Figure 9. This has proven to be advantageous in terms of magnetic flux.
  • inserts 294 to 296 are each integrally connected to a magnetic disk 304, 305, 306.
  • the magnetic disks 304, 305 and 306 extend radially outwardly from the respective insert 294 to 296.
  • the insert 294 is also integrally connected to an inner pole 310.
  • the inner pole 310 is partially encapsulated with the plastic material 98 together with the insert part 294 and the magnetic disk 304.
  • a residual air gap disk 315 is molded onto the inner pole 310.
  • the residual air gap disk 315 serves to represent an axial residual air gap between the inner pole 310 and an armature, not shown in FIG. 16.
  • the residual air gap disk 315 may be formed of the plastic material 98, as shown. This provides the advantage that the pole tube 24 with the inserts 294 to 296, the magnet ring disks 304 to 306 and the inner pole 310 can be produced together with the residual air gap disk 315 in an injection molding process.
  • FIG. 17 shows in simplified form an actuator device 401 with a single-acting electromagnet 404.
  • an armature 408 is biased in its illustrated open position.
  • the single-acting electromagnet 404 comprises a coil 41 1.
  • the coil 41 1 When the coil 41 1 is energized, then the armature 408 is pulled against the biasing force of the spring 406 in Figure 17 down.
  • the coil 41 1 is arranged in a bobbin 415.
  • the bobbin 415 is integrated in a pole tube 424 in a manner similar to that shown in FIGS. 9 and 16.
  • the pole tube 424 comprises combination bodies 421; 422, which are partially encapsulated with a plastic material 425.
  • the combination bodies 421; 422 comprise, as in the embodiment shown in Figure 16, each an insert which is integrally connected to a magnetic disk.
  • the plastic material 425 serving for encapsulation of the combination bodies 421, 422 serves at the same time in a particularly advantageous manner for the representation of the bobbin 415.
  • the bobbin 415 is closed on the outside by a magnet pot or inference body 430.
  • the actuator device 401 is associated with a cooling and / or heating circuit, in particular a water circuit, a motor vehicle.
  • the water cycle includes a housing 450 with an inlet 451 and an outlet 452.
  • the Inlet 451 acts as an inlet into housing 450 and outlet 452 acts as an outlet from housing 450 or vice versa.
  • the inlet is designed in particular as a liquid inlet.
  • the outlet is designed in particular as Flusstechniksauslass.
  • a closing body 455 By a closing body 455, a connection between the input 451 and the output 452 can be interrupted.
  • the closing body 455 is attached to an armature 408 facing away from the end of the plunger 410.
  • the actuator device 1, 401 has a plurality of components, in particular a coil carrier 15, 16, 101, 102, 135, 136, 170, 210, 415 with a coil 1 1,
  • FIG. 18 shows in simplified form an actuator device 401 with a single-acting electromagnet 404.
  • the reference numerals of Figure 18 correspond to the reference numerals of Figure 17.
  • the housing 450 includes the input 451 and the output 452.
  • the input 451 is for example a liquid inlet and the outlet 452 is for example a liquid outlet, or vice versa.
  • the housing 450 can be produced in a separate assembly step, for example by injection molding, in particular plastic injection molding.
  • FIG. 18 shows an exemplary embodiment in which the combination bodies 421, 422, the coil support 415, the coil 41 1 and the housing 450 are provided with a synthetic material.
  • Material material 425 are encapsulated.
  • the plastic material 425 forms the pole tube 424.
  • the housing 450 is connected to the pole tube 424.
  • the housing 450 together with the other components, for example the combination body 421, 422 of
  • the coil support 415, etc. inserted and positioned in a suitable injection molding tool. Then, the housing 451 and the other components of the actuator device 401 is encapsulated. In addition to the overmolding of the components and the housing 450, the plastic material 425 forms the pole tube 424.
  • the housing 450 is injected by injection molding together with the pole tube 424.
  • the pole tube 424 and the housing 450 are integrally formed.
  • the pole tube 424 and the housing 450 consist essentially of the same plastic material 425.
  • the components of the actuator device 401 are inserted into a suitable injection molding tool. Due to the shape of the injection molding tool, the components are encapsulated and the housing 450, or the input 451 and the output 452, and the liquid guide in the housing and the pole tube 424 are formed.
  • the pole tube 424 and the housing 450 are integrally formed of a plastic material 425 and are manufactured by an injection molding process.
  • the pole tube 424 and the housing 450 are integrally connected to each other and are made of the same plastic material 425.
  • the pole tube 424 can be manufactured in a single or in a plurality of injection molding process steps.
  • each case serves a pair of electrical connections 176, 177.
  • the electrical connections 176, 177 are with two coil ends 181, 182 of
  • Coil 41 1 connected.
  • the plugs 39, 40 according to FIGS. 1 and 166, 167 according to FIG. 13 have electrical connections 176, 177 and a plug housing or a plug socket housing.
  • Socket housings are overmoulded with the plastic material 425.
  • the plugs or sockets are overmoulded with the plastic material 425.
  • Plug housing or the socket housing are connected to the pole tube 424 prevented.
  • the plugs or sockets are connected to the pole tube 424.
  • the plug housings of the plugs 39, 40, 166, 167 or plug socket housings of the plug sockets can be combined, in particular connected, together with the pole tube 24, 144, 424.
  • the plug housings of the plugs 39, 40, 166, 167 or female connector housings of the female receptacles may be integrally connected to the pole tube 424.
  • the plug housings of the plugs 39, 40, 166, 167 or female connector housings of the female receptacles and the pole tube 424 are formed of a plastic material 425.
  • Female connector housing of the sockets and the pole tube 424 consist essentially of the same plastic material 424 and are integrally connected to each other.
  • the pole tube 424 comprises, in particular, the plugs 39, 40, 166, 167 or plug sockets.
  • the encapsulation of the electrical connections, such as the electrical connections 176, 177 together with the encapsulation of the components takes place in a suitable injection mold.
  • the plastic material 425 forms the pole tube 424 and the plug housing of the plug or the
  • Socket housing of the socket Socket housing of the socket.
  • Figure 19 shows another embodiment in which the pole tube 424 and the plug housing of the plug 39 is integrally connected.
  • the plug housing of the plug 39 and the pole tube 424 consist essentially of the same plastic material 424.
  • the pole tube 424 and the plug 39 have been injected in an injection molding process step.
  • the plug 39, 40, 166, 167 or the female connector is molded together with the pole tube 424.
  • the plugs 39, 40, 166, 167 and the pole tube 424 are sprayed with a plastic material 425.
  • the components required for the actuator device 401 are inserted into a suitable injection mold and encapsulated with the plastic material 425.
  • the pole tube 424 and the connector housings of the connector 39, 40, 166, 167 or the female connector housings of the female connector become out the plastic material 424 formed.
  • Socket can be determined by the injection mold.
  • the components are overmolded with a plastic material 425 and the pole tube 424, the housing 450 and the

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electromagnets (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Fluid-Damping Devices (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)

Abstract

L'invention concerne un tube polaire destiné à un dispositif actionneur comprenant au moins un aimant. L'objectif de l'invention est d'améliorer ce tube polaire pour un dispositif actionneur comprenant au moins un aimant. À cet effet, le tube polaire (24) est combiné à au moins un support de bobine (101,102).
PCT/EP2013/066708 2012-08-17 2013-08-09 Tube polaire pour un dispositif actionneur WO2014026922A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201380043716.3A CN104584386A (zh) 2012-08-17 2013-08-09 用于促动装置的极管
IN1122DEN2015 IN2015DN01122A (fr) 2012-08-17 2013-08-09

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012214624.5 2012-08-17
DE201210214624 DE102012214624A1 (de) 2012-08-17 2012-08-17 Polrohr für eine Aktoreinrichtung

Publications (2)

Publication Number Publication Date
WO2014026922A2 true WO2014026922A2 (fr) 2014-02-20
WO2014026922A3 WO2014026922A3 (fr) 2014-11-20

Family

ID=48953400

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2013/066708 WO2014026922A2 (fr) 2012-08-17 2013-08-09 Tube polaire pour un dispositif actionneur

Country Status (4)

Country Link
CN (1) CN104584386A (fr)
DE (1) DE102012214624A1 (fr)
IN (1) IN2015DN01122A (fr)
WO (1) WO2014026922A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020215269A1 (de) 2020-12-03 2022-06-09 Mahle International Gmbh Elektrischer Stator für ein Expansionsventil

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6427333B2 (ja) 2014-04-16 2018-11-21 株式会社不二工機 電磁的駆動コイル装置の成形方法
DE102015011238A1 (de) * 2015-08-25 2017-03-02 Thomas Magnete Gmbh Elektromagnet und Verfahren zu seiner Herstellung
DE102016200757A1 (de) * 2016-01-20 2017-07-20 Continental Automotive Gmbh Elektromagnetische Ventilanordnung und Kraftstoffhochdruckpumpe
DE102016218588B3 (de) * 2016-09-27 2018-01-25 Continental Automotive Gmbh Magnetventil mit einem Elektromagneten sowie Kraftstoff-Einspritzpumpe und Kraftfahrzeug
DE102019123517A1 (de) * 2019-09-03 2021-03-04 Thomas Magnete Gmbh Elektromagnet und Verfahren zur Herstellung desselben

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1217209B1 (fr) 2000-12-20 2007-06-06 Brueninghaus Hydromatik Gmbh Dispositif de commande pour une machine hydrostatique à débit variable
EP1219831B1 (fr) 2000-12-20 2007-06-06 Brueninghaus Hydromatik Gmbh Dispositif de réglage de la course pour une machine hydrostatique à débit variable

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984795A (en) * 1976-02-09 1976-10-05 I-T-E Imperial Corporation Magnetic latch construction
DE19907732B4 (de) * 1999-02-23 2008-08-28 Bosch Rexroth Aktiengesellschaft Hydraulisches Magnetventil
DE102006055796A1 (de) * 2006-11-27 2008-05-29 Robert Bosch Gmbh Druckregelventil
CN101013841B (zh) * 2007-02-08 2011-01-12 浙江大学 低功耗耐高压双向线性力马达
DE102007058485A1 (de) * 2007-12-04 2009-06-18 Robert Bosch Gmbh Elektromagnetisches Sitzventil
DE102008000534A1 (de) * 2008-03-06 2009-09-10 Zf Friedrichshafen Ag Elektromagnetische Stellvorrichtung
DE102008030453A1 (de) * 2008-06-26 2010-01-14 Hydac Electronic Gmbh Betätigungsvorrichtung
DE102008040074A1 (de) * 2008-07-02 2010-01-07 Robert Bosch Gmbh Magnetventil zur Steuerung eines Einspritzventils eines Kraftstoff-Injektors
CN201237960Y (zh) * 2008-07-31 2009-05-13 郭保宣 磁保持控制器
DE102008056777B4 (de) * 2008-11-11 2012-10-04 Tyco Electronics Belgium Ec Bvba Elektromagnetischer Aktor und Verfahren zum Herstellen desselben
DE102009041604A1 (de) * 2009-09-17 2011-03-24 Svm Schultz Verwaltungs-Gmbh & Co. Kg Elektromagnet
DE102009055350A1 (de) * 2009-12-29 2011-06-30 Robert Bosch GmbH, 70469 Elektromagnetisch betätigtes Mengensteuerventil, insbesondere zur Steuerung der Fördermenge einer Kraftstoff-Hochdruckpumpe
DE102010060264B4 (de) * 2010-10-29 2014-02-20 Hilite Germany Gmbh Elektromagnetisches Stellglied
CN202074098U (zh) * 2011-01-09 2011-12-14 浙江三花股份有限公司 一种电磁阀

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1217209B1 (fr) 2000-12-20 2007-06-06 Brueninghaus Hydromatik Gmbh Dispositif de commande pour une machine hydrostatique à débit variable
EP1219831B1 (fr) 2000-12-20 2007-06-06 Brueninghaus Hydromatik Gmbh Dispositif de réglage de la course pour une machine hydrostatique à débit variable

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020215269A1 (de) 2020-12-03 2022-06-09 Mahle International Gmbh Elektrischer Stator für ein Expansionsventil

Also Published As

Publication number Publication date
DE102012214624A1 (de) 2014-02-20
CN104584386A (zh) 2015-04-29
WO2014026922A3 (fr) 2014-11-20
IN2015DN01122A (fr) 2015-06-26

Similar Documents

Publication Publication Date Title
EP2885793B1 (fr) Induit pour un dispositif actionneur
EP1544525B1 (fr) Electrovanne hydraulique
WO2014026922A2 (fr) Tube polaire pour un dispositif actionneur
DE102009006355A1 (de) Proportionalmagnet für ein hydraulisches Wegeventil und Verfahren zu dessen Herstellung
DE102006011078B4 (de) Hubmagnet sowie Verfahren zu seiner Herstellung
EP2684200B1 (fr) Actionneur électromagnétique
WO2005059420A1 (fr) Soupape hydraulique electromagnetique, en particulier soupape de distribution a 3/2 voies pour commander un mecanisme de distribution variable d'un moteur a combustion interne
EP1789673A1 (fr) Soupape d'injection de carburant
EP0733162A1 (fr) Procede de production d'un circuit magnetique pour soupape
WO2015086192A1 (fr) Soupape d'injection de carburant
WO2014202061A1 (fr) Dispositif de commutation électromagnétique
EP2307699A1 (fr) Vanne magnétique pour un injecteur de carburant et injecteur de carburant
DE102010038437A1 (de) Magnetaktor
EP0906632B1 (fr) Bobine magnetique
DE102019218094A1 (de) Elektromagnetische Betätigungseinrichtung
DE102012214620A1 (de) Polrohr für eine Aktoreinrichtung
DE102008043418A1 (de) Kraftstoffeinspritzventil
DE102012214621A1 (de) olrohr für eine Aktoreinrichtung
DE102012214698A1 (de) Polrohr für eine Aktoreinrichtung
DE10301651A1 (de) Kraftstoffeinspritzvorrichtung mit einem Magnetkreis zum Antreiben eines bewegbaren Kerns
DE102008026123A1 (de) Federgespannter Kolbenspeicher mit Rastierfunktion
DE102017212820A1 (de) Bistabiles Magnetventil für ein hydraulisches Bremssystem
DE102012214618A1 (de) Spule für eine Aktoreinrichtung
DE102012214628A1 (de) Anker für eine Aktoreinrichtung
DE102004047040B4 (de) Brennstoffeinspritzventil und Verfahren zur Montage eines Brennstoffeinspritzventils

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 13747850

Country of ref document: EP

Kind code of ref document: A2

122 Ep: pct app. not ent. europ. phase

Ref document number: 13747850

Country of ref document: EP

Kind code of ref document: A2