Abstract: A fuel vapor switching and venting valve for an internal combustion engine. The fuel vapor switching and venting valve includes an electromagnet with an armature, a first connection, a second connection, a first valve seat which is arranged between the first connection and the second connection, a spring, a flow limiting element, a second valve seat which is arranged on the flow limiting element, and a valve body coupled to the armature of the electromagnet. The valve body has a first contact surface with which the valve body can be lowered onto and lifted off of the first valve seat, and a second contact surface with which the valve body can be moved against the second valve seat. The second valve seat is axially displaceable. The spring loads the second valve seat in a direction of the valve body.

Abstract: An air ventilation apparatus for a vehicle using a Coanda effect according to one embodiment of the present invention includes a duct housing having a hollow shape in which an air inlet is formed in one end portion thereof and an air outlet is formed in the other end portion thereof, a cover member having one end portion coupled to surround the other end portion of the duct housing and having the other end portion which is coupled to the board and in which a communication hole is formed to communicate with the discharge port, and an air guide member which is disposed inside the cover member, is hinge-coupled to the duct housing so as to be vertically rotatable, and has a through-hole through which the air outlet communicates with the communication hole.

Abstract: Examples disclosed herein relate to conduits, devices, systems and methods, which may include a hollow element including an inner surface and an outer surface which allows for a passage of one or more of one or more fluid elements and one or more gaseous elements, a constraining element with one or more openings and one or more non-open elements, one or more blocking elements configured to stop the passage of the at least one of the one or more fluid elements and the one or more gaseous elements when the one or more blocking elements are in a first position relative to the one or more openings, and a movement device configured to move the one or more blocking elements to a second position relative to the one or more openings which allows for the passage of the one or more fluid elements and the one gaseous elements through the one or more openings in the constraining element.

Abstract: An apparatus includes a sub-surface safety valve (SSSV) to be positioned in a wellbore. The SSSV is configurable to move between a closed position and an open position. While in the closed position, the SSSV prevents downhole fluid in the wellbore to flow to a surface of the wellbore. While in the open position, the SSSV allows the downhole fluid in the wellbore to flow to the surface of the wellbore. The apparatus further includes an electrostatic motor to be positioned in the wellbore and to be coupled to the SSSV. The electrostatic motor is to be selectively powered to move the SSSV between the closed position and the open position.

Abstract: An electromagnetic valve has an inlet port and an outlet port. The electromagnetic valve is configured to open and close a driving fluid passage communicating the inlet port and the outlet port. The electromagnetic valve includes: a housing; a solenoid that includes a bobbin having a coil wound therearound; a moving core that is provided on an axis of the bobbin and is disposed movably in an axial direction; a stationary core that is provided on the axis of the bobbin and is fixed in the housing; and a valve that is configured to be movable together with the moving core and opens and closes the driving fluid passage. The inlet port is opened on one surface side of the housing in the axial direction of the bobbin while the outlet port is opened on the other surface side of the housing in the axial direction of the bobbin.

Abstract: A portion of a wellbore is put into communication or is isolated by selectively applying an axial or rotational force downhole. The axial force moves a shifting sleeve and deployment sleeve from an initial position to an opening position causing a valve element to move into an open configuration and allowing communication to the portion of the wellbore. The shifting sleeve is returned to the initial position and separated from the deployment sleeve, which is anchored to a retraction sleeve adjacent the valve element. Threads on the shifting and retraction sleeves become engaged when the deployment sleeve is moved to the opening position. The retraction sleeve is rotated by rotating the shifting sleeve, threaded engagement with the rotating retraction sleeve draws the deployment sleeve away from the valve element, and allows the valve element to move to a closed configuration.

Abstract: A solenoid unit of an electromagnetic valve includes a coil, a bobbin, a fixed iron core, a movable iron core, an urging spring, a magnetic frame, and a molded plastic part. The magnetic frame includes a frame end wall, two frame arms, and an internal thread hole, to which the fixed iron core is threaded. A tubular projection protrudes from an end face of the frame end wall that is on a side opposite to the bobbin. The projection forms part of the internal thread hole. The molded plastic part includes a molded end wall, which covers the frame end wall, and a molded peripheral wall. The molded end wall includes a connecting hole that is continuous with the internal thread hole. The connecting hole includes a groove in an inner circumferential surface. The groove extends along an outer circumferential surface of the projection.

Abstract: According to at least one aspect, the present disclosure provides a solenoid valve comprising: an armature that moves upward or downward based on whether a current is supplied; a pusher that is in contact with the armature and linearly moves based on the movement of the armature; a spring that is compressed or expanded based on the linear movement; a plurality of input lines that receive brake fluid from a main master cylinder or a sub-master cylinder; an output line that supplies the brake fluid in a direction toward a wheel brake; and a stator that connects the input lines and the output line to provide a movement path, through which the brake fluid moves, and opens one input line and closes the other input lines among the plurality of input lines based on whether the current is supplied.

Abstract: An adjustable damping valve device includes a coil carrier with a coil which is wound on an inner sleeve and which has two wire ends which protrude over a winding body. A back iron having a passage for a power supply line of the coil is placed on the coil carrier. The wire ends of the coil are co-located adjacent to one another in an outlet area of the coil carrier, and the back iron has a radial slot which extends from the outer edge of the back iron to the passage and has a width which corresponds at least to the width of the outlet area.

Abstract: An actuator sub for generating hydraulic pressure having a sub housing which includes (i) an outer surface, (ii) a main flow passage extending though the sub housing, and (iii) a wall space formed between the main flow passage and the housing outer surface. At least a first hydraulic tube is position in the wall space and an equalization port is configured to transmit pressure in the main flow passage to the first hydraulic tube. A drive motor driving an bi-directional hydraulic motor, are positioned in the first hydraulic tube, with the hydraulic motor being configured to output fluid to a fluid outlet of the first hydraulic tube, and the hydraulic motor, when not under power, allowing the reverse flow of fluid through the hydraulic motor. The actuator sub includes the absence of a check valve along a path carrying fluid between the hydraulic motor and the outlet of the second hydraulic tube.

Abstract: Certain embodiments provide a cover mounted on top of a manifold, the cover comprising an exhaust opening and an inner surface forming a space between the inner surface of the cover and an outer surface of the manifold, wherein the space is configured to receive pressurized gas at an inlet positioned on a first side of a valve. The valve is coupled to the outer surface of the manifold and positioned within the space. The exhaust opening is positioned on a second side of the valve opposite the first side of the valve such that pressurized gas circulates from the inlet around the valve and exits through the exhaust opening.

Abstract: An electromagnetic fuel injection valve includes: a valve body having a rod connected to a valve part; a movable core fitted onto the rod slidably between valve-open side and valve-closed side stoppers; a fixed core having an attracting face opposing the movable core; a valve spring urging the valve body in a valve-closing direction; and an auxiliary spring exhibiting a spring force that urges the movable core to separate from the valve-open side stopper and abut against the valve-closed side stopper when a coil is unenergized. A first curved face part is protruded from a surface, opposing the movable core, of the fixed core, and a second curved face part is provided in an outer peripheral part of a surface, opposing the movable core, of the valve-open side stopper, the first and second curved face parts each having an arcuate cross-section and being capable of abutting against the movable core.

Abstract: A solenoid valve includes a housing, a valve element provided in the housing to open and close a valve port, and a resin-molded guide member that includes a support portion supporting the valve element to be slidable in an axial direction, and an attachment portion attached to and in contact with an inner side of the housing. The guide member further includes an intermediate joint portion connecting the attachment portion and the support portion. The attachment portion is larger in shape in an orthogonal direction orthogonal to the axial direction than the intermediate joint portion. The support portion extends in the axial direction from the intermediate joint portion. The guide member has an injection-molding gate mark on an outer face of the attachment portion.

Abstract: A solenoid valve includes a valve body defining a valve inlet and a valve outlet in fluid communication with one another by a flow path through the valve body. A magnetic coil is housed with the valve body. An armature within the valve body includes an actuation portion extending along a longitudinal axis, and a valve portion extending along the longitudinal axis and connected to the actuation portion by a transition portion. The actuation portion includes a first material, the valve portion includes a second material different from the first material, and the transition portion includes a gradient material blended from the first material to the second material in a direction from the actuation portion to the valve portion.

Abstract: A solenoid valve includes a valve housing having a first space that communicates with an inlet flow path and a second space that communicates with an outlet flow path. A solenoid is provided in the valve housing to surround the first space. A flow path guide is provided in the first space and has an inflow path communicating with the first space. A plunger is rectilinearly moved in the flow path guide by the solenoid. A valve member is connected to the plunger and opens or closes the outlet flow path based on a plunger movement. A spring member provides elastic force allowing the valve member to move in a direction in which the valve member blocks the outlet flow path. A fluid guide part is formed in the plunger and guides a fluid, supplied into the inflow path via the first space, selectively to the second space.

Abstract: A valve assembly is provided and includes a valve housing, an actuator housing coupled to the valve housing and configured when actuated to open a normally-closed valve element in the valve housing whereby pressurized fluid is permitted to flow through the valve housing and a solenoid valve. The solenoid valve includes an armature-valve element balanced to remain in a closed position and an electromagnet. The electromagnet generates magnetic flux that moves the armature-valve element into an open position such that at least a portion of the pressurized fluid flows into the actuator housing to actuate the actuator housing.

Abstract: An actuator may include a stator, a pole; a bobbin; and windings provided around an exterior surface of the bobbin. The stator may include a stator body; and a plurality of magnets circumferentially arranged around an inner surface of the stator body. The stator, the pole, and the bobbin may be coaxial. An outer diameter of the pole may be smaller than an inner diameter of the bobbin such that the bobbin is movable in an axial direction over an exterior surface of the pole. An outer diameter of the bobbin may be smaller than an inner diameter of the stator such that the bobbin is movable in an axial direction inside the plurality of magnets circumferentially arranged around the inner surface of the stator body.

Abstract: To provide an electromagnetic valve with less parts count of components for opening-closing operation. An electromagnetic valve 2 includes a solenoid unit 4 including a cylinder-shaped coil 10 with a flow path formed at an inner circumferential side of the coil 10, a valve body portion 20, a plate spring portion 22 urging the valve body portion 20 toward a valve seat 16 formed on an end face 14 on a downstream side in a flow direction of the flow path 12 out of end faces of the solenoid unit 4, and a casing 8 accommodating the solenoid unit 4, the valve body portion 20 and the plate spring portion 22.

Abstract: A flow rate control apparatus includes a flow rate detection unit that detects the flow rate of a fluid flowing through a solenoid valve, a correlation storage unit that stores a correlation between a flow start point voltage at which the fluid starts to flow through a sample solenoid valve, which has substantially the same characteristic as the solenoid valve, and a limit voltage at which the sample solenoid valve is fully open, and a control unit that, when starting control of the flow rate of the fluid, changes the driving voltage of the solenoid valve, obtains the driving voltage at a time when the start of flowing of the fluid is detected as the flow start point voltage, and uses the correlation for the sample solenoid valve to set the driving voltage of the solenoid valve within a range between the flow start point voltage and the limit voltage.

Abstract: A solenoid is provided that includes: a primary package that is made of a molding resin and covers a solenoid body in which a coil is wound around a bobbin; and a secondary package that is made of a molding resin and covers the primary package. A contact surface between the primary package and the secondary package is provided with an anchor shape for enhancing joint strength between the primary package and the secondary package. The solenoid includes a connector part for electrifying the coil in addition to the solenoid body, the primary package covers both the solenoid body and the connector part, and the secondary package covers only a part of the primary package covering the solenoid body.

Abstract: A solenoid valve may have a fixed member having a tube portion. The valve may also have a mobile plunger positioned in the tube portion, the mobile plunger being axially movable between a first and a second position. The valve may also have a rod coupled to the mobile plunger and having a spool for control of fluid flow, the rod being axially movable in the tube portion. The valve may also have an electromagnetic coil positioned externally to the fixed member, where the rod has a coupling end and the mobile plunger has a coupling element where the coupling end hookingly couples to the coupling element.

Abstract: A pump-valve integrated mechanism includes an air pump driven by a power source. A main air channel provided inside the valve base is connected to the air pump and has a decompression structure. The main air channel is connected to an air inflation structure which includes a branch air channel and an air nozzle. A check valve is provided inside the branch air channel. The branch air channel between the check valve and the air nozzle is provided with an air deflation hole. An electromagnetic valve is provided between the air nozzle, the air deflation hole, and the check valve. During air inflation, the electromagnetic valve controls the check valve to become connected to the air nozzle, and the air deflation hole is closed. During air deflation, the electromagnetic valve controls the air nozzle to become connected to the air deflation hole and the check valve is closed.

Abstract: The invention relates to an electromagnetically operable valve device, comprising a valve housing (10) which has a first fluid connection (P) and a second fluid connection (E), each designed for controlled opening and closing by moving a closure unit (30), and at least one further fluid connection (A) provided on the valve housing, which forms a fluid channel (46) to the first or second fluid connection that can be intermittently interrupted by the closure unit.

Abstract: A system for conveying air from one location to another includes a soft duct having a passage and an air flow control device. The air flow control device can be operated to vary a cross sectional area of a portion of the passage of the soft duct.

Abstract: A valve seat, which a valve body of a movable core sits on, protrudes from an outside region of the valve seat located at an end of a columnar body toward the movable core. A gas flow passage in the movable core has: an inflow passage extending on a stationary core side in the direction in which the movable core moves; and two or more outflow passages branched on a valve body side from the inflow passage. A protrusion height of the valve seat is 0.3 times or more an inner diameter of the outflow passages. A gas accumulation space includes: a region located away from the movable core by a distance 0.5 times or more the inner diameter of the outflow passage; and a region located away from the movable core by a distance greater than or equal to the inner diameter of the outflow passage.

Abstract: An injector for injecting a reagent includes an axially translatable valve member positioned within a housing. A flux sleeve is surrounded by a coil of an electromagnet. A pole piece defines a return passageway for reagent to flow. A filter surrounds the pole piece and includes a cage and a mesh fixed to the cage. The cage includes a deformable first seal biasedly engaging an outer surface of the pole piece. The cage includes a second seal biasedly engaging the housing. The first and second seals define a closed volume such that all of the reagent flowing through the injector passes through the mesh.

Abstract: The present disclosure relates to fluid injection valves. Embodiments of the teachings thereof may include a valve needle for a fluid injection valve and a fluid injection valve. For example, a valve needle for a fluid injection valve may include: a needle shaft; and a sealing ball welded to a tip of the needle shaft. The welded joint between the sealing ball and the needle shaft comprises at least two separate weld seams extending along a perimeter of the valve needle in the form of c-shaped arcs.

Abstract: Apparatus and associated methods relate to a solenoid assisted valve including a split collar and a precision sealing valve seat surface with tight dimensional tolerances and substantial performance repeatability. In an illustrative example, the split collar may concentrically mate around a cylindrical bobbin. In some examples, the split collar may include ferromagnetic material alone or in combination with various thermoplastic materials. The placement of the split collar may be adjusted by manufacturing to fine tune placement of a magnetic pole and to customize valve performance, for example. The valve seat may include, for example, an orifice sealed with an elastic stopper. The valve seat may be configured, for example, with specific ratiometric dimensional relationships and flatness specifications. Various solenoid valves may allow manufacturers to tune the location of a solenoid generated magnetic pole, for example, to tailor the valve plunger performance for a wide variety of applications.

Abstract: An electromagnetic valve has a valve chamber which has an inflow opening for supplying a liquid and an outlet for discharging the liquid. The valve includes a valve seat and a valve member that is assigned to the valve seat. The fluidic connection between the inflow opening and the outlet of the valve is interrupted when a valve seat is closed by the valve member. The valve member is held on an armature plate which is moved by an electromagnetic drive unit toward an end stop which is formed by a first stop surface. In order for the operative capability of the valve to be guaranteed in the case of wear on the end stop, the armature plate is assigned a second stop surface which upon a predefined wear on the first stop surface forms a downstream end stop.

Abstract: An object of the present invention is to provide a fuel injection valve configured to suppress bouncing of a valve element that is caused as a result of the valve element being rendered elastic when the valve element collides with a valve seat. The fuel injection valve of the present invention includes the valve element configured to come into contact with the valve seat for closing an injection hole and to separate from the valve seat for unclosing the injection hole, an elastic member urging the valve element toward the valve seat, a movable iron core disposed to be in and out of contact with the valve element, a fixed iron core disposed to be opposed to the movable iron core, and a coil configured to generate electromagnetic force for moving the movable iron core.

Abstract: A filling apparatus used in an evaporator system and a filling method are provided. The filling apparatus includes: a filling bottle, a magnetic cover plate, an evaporation material trough and a magnetic induction drive unit, wherein the magnetic cover plate is provided at an opening of the filling bottle, in operation the opening of the filling bottle is provided to orientate the evaporation material trough, the magnetic induction drive unit is disposed outside of the opening, and configured to be capable of driving the magnetic cover plate to open and close.

Abstract: A dispensing system comprises a solenoid valve that includes an inlet end adapted to be attached to a container such that a valve stem thereof is held in an open state. A flow adapter includes a cylindrical wall and a post mounted within the cylindrical wall to define an annular passage therebetween. An inlet end of the flow adapter is sealingly attached to an outlet end of the solenoid valve, and the flow adapter is adapted to receive a spray insert within the annular passage.

Abstract: The present invention includes a bobbin having a winding part around which a coil winding is wound, a terminal extending from the bobbin in the axial direction of the bobbin, and a wrapping part which is provided to the terminal and in which a terminal lead wire pulled out from a coil part that is wound around the winding part is wrapped and fused. The terminal lead wire wired between the bobbin and the wrapping part in a state of being in contact with the surface of the terminal. The peripheries of the bobbin, the wiring part of the terminal lead wire and the wrapping part are covered with resin.

Abstract: A valve body for a fluid injector includes a central longitudinal axis and a one-piece base body. The base body has a side wall defining a recess extending from a fluid inlet side to a fluid outlet side of the base body. The side wall has a thin portion having a decreased wall thickness relative to further portions of the side wall that adjoin the thin portion along the longitudinal direction towards the fluid inlet side and the fluid outlet side. The valve body includes a metallic reinforcement jacket that is rigidly coupled to the base body and which axially overlaps the thin portion having the decreased wall thickness.

Abstract: A fuel metering valve includes a main flow path extending axially between an inlet and an outlet. Also included is a plunger disposed around a portion of a plunger guide, the plunger and the plunger guide configured to translate between an open position and a closed position to selectively distribute a fuel flowing through the main flow path to the outlet of the fuel metering valve. Further included is a solenoid coil disposed between a solenoid outer body and a solenoid inner body, the solenoid coil configured to magnetically attract the plunger to the open position. Yet further included is a secondary flow path for routing a stagnant volume of fuel upon translation of the plunger from the closed position to the open position.

Abstract: A power versatile and energy efficient electric coaxial valve is a dual magnetic latching electric tube-type valve having an electrically pulsed actuated permanent electromagnet with an armature having three active poles to increase the magnetic force of the armature provided by permanent magnets for energy efficiency. The electric coaxial valve is augmented with a balanced spring means that works in concert with the armature to increase the internal force and tube movement distance, while reducing the energy needed to operate the valve. The increased magnetic force, internal force, and tube movement distance provide a coaxial valve that can have increased pressure or flow area. The valve is power versatile in that the pulsed electric means used to operate the valve is power versatile.

Abstract: It is to realize a valve remote control apparatus capable of driving and controlling, with wireless signals, an air motor configuring an automatic switch to be attached to a manual valve. A valve remote control apparatus is configured to mechanically connect, to a manual operating portion 11 of an existing manual valve 10, an output shaft 21a of an air motor 21 using an air pressure as a drive source, and to remotely control the manual value 10. The valve remote control apparatus includes a solenoid valve (operating valve 53) operated by an operation signal transmitted and received wirelessly between a contact information terminal portion 51 and a contact information operating portion 52. The air pressure for driving and rotating the air motor 21 is supplied via the solenoid valve (operating valve 53).

Abstract: An injector for injecting a reagent includes an axially translatable valve member positioned within a housing. An electromagnet is positioned within the housing and includes a cylindrically-shaped coil of wire. The valve member moves between a seated position and an unseated position in response to energizing the electromagnet. A flux sleeve passes through the coil and includes two magnetic portions interconnected by a flux bridge portion or a flux break portion. Each of the magnetic portions is aligned with transverse planes defined by the ends of the cylindrical coil. The flux bridge portion or flux break portion is axially positioned between the transverse planes.

Abstract: A valve assembly of an injection valve may include a valve body having a cavity forming an inner guide surface and having a fluid inlet portion and a fluid outlet portion, a valve needle in the cavity that controls a fluid flow through the fluid outlet portion, the valve needle having an upper end facing the fluid inlet portion and an inner recess extending from the upper end and enabling a fluid flow inside the valve needle. A guide element in the cavity is mechanically coupled to the upper end of the valve needle and extends radially to the inner guide surface of the valve body and guides the upper end of the valve needle inside the valve body. The guide element forms a one-piece extension of the valve needle with an inner recess hydraulically coupled to the fluid inlet portion and the inner recess of the valve needle.

Abstract: A fuel injection valve for injecting fuel includes: a coil, an internal pole, a valve sleeve, and a magnetic separating element, where the valve sleeve and the magnetic separating element are embodied in one piece as a powder injection-molded component, and the valve sleeve forms a magnetic region and the magnetic separating element forms a non-magnetic region, which are intermaterially joined to one another.

Abstract: A gas valve having a valve body that at least partially defines a gas enclosure. The valve body has an intake, an outlet and a hole for communicating the outlet with the intake. A valve seat within the gas enclosure cooperates with the hole to permit or to prevent the passage of gas through the hole. An electrically activated actuator, when activated, is configured to move or keep the valve seat in the open position. The gas valve includes connection means that connect the actuator to the outside of the gas valve, the connection means being disposed at least in part on a metal core printed circuit board. The printed circuit board is soldered to a metal structure located within the gas enclosure to at least partially seal the gas enclosure, the metal structure supporting, at least in part, the electrical actuator.

Abstract: In an electromagnetic fuel injection valve including a magnetic coil housing (31) having a coil assembly (28) housed therein, the coil housing (31) includes the first and second coil housing half bodies (31a, 31b) whose cross sections are each shaped like an inferior arc, and which are oppositely disposed so as to interpose the coil assembly (28) and a coupler (34), each of the coil housing half bodies (31a, 31b) includes: a barrel portion (44) for covering an outer peripheral surface of the coil assembly (28); a front-end wall portion (45) and a rear-end wall portion (46) which are in contact with front-end and rear-end surfaces of the coil assembly (28); a front connection cylindrical portion (47) welded to the outer peripheral surface of the magnetic cylindrical body (4); and a rear connection cylindrical portion (48) welded to the outer peripheral surface of the fixed core (5); both the coil housing half bodies are formed symmetrically; and one half part and the other half part of each of the coil housing

Abstract: An electromagnetic switch is provided which includes: a coil generating magnetomotive force; a frame accommodating the coil and generating a flux path; a resin cover covering an opening of the frame; and a current-supply terminal member energizing the coil. The current-supply terminal member includes: a blade-shaped terminal whose end is connected to the coil and whose another end is drawn out of the resin cover in the axial direction of the electromagnetic switch; and a plate-shaped external connection terminal whose end is joined to an end of the blade-shaped terminal and whose another end is drawn out in the direction intersecting the axial direction. A portion between the ends of the external connection terminal is insert-molded in a terminal anchor block provided with the resin cover. A female terminal of a power supply connector provided at an electric supply line is fitted and electrically connected to the external connection terminal.

Abstract: A magnet valve has a core sleeve in which a valve element is longitudinally movably arranged and has at least one housing sleeve overlaying the core sleeve which is connected to the core sleeve by welding from the outside. The weld is designed via a circumferential section or a plurality of circumferential sections of the housing sleeve forming at least one weld-free zone. A method for welding such a core sleeve of a magnet valve to the housing sleeve is also disclosed. The weld is made via a circumferential section or a plurality of circumferential sections of the housing sleeve, leaving at least one weld-free zone.

Abstract: A fuel injector for fuel injection systems of internal combustion engines has a solenoid operable via an electric wire, a valve sleeve in an injection-side area forming an external sheathing of the fuel injector, and a valve housing. The fuel injector has a plastic sleeve, which contains the solenoid and the electric wire and can be pushed onto the valve sleeve.

Abstract: A fluid control valve includes an inflow channel for introducing fluid, an outflow channel for discharging the fluid, a valve seat, a valve body for blocking/allowing communication between the inflow channel and the outflow channel in association with a movement thereof into contact with or away from the valve seat, and a solenoid configured to apply a magnetic force to the valve body, the magnetic force being generated in response to supply of electric power to the solenoid. The inflow channel is formed through the core of the solenoid so that the core and the fluid comes into contact with each other in the inflow channel.

Abstract: A pressure relief valve includes an outer frame, a ferromagnetic cylinder, a plastic air faucet, an electrical coil module and a spring. The plastic air faucet has a first end extending through a through hole of the outer frame and a second opposite end extending through a hollow channel of the ferromagnetic cylinder. The electrical coil module is located within the outer frame and has a central passage allowing the ferromagnetic cylinder to be accommodated inside. The ferromagnetic stopper is slidable along the central passage of the electrical coil module, wherein the ferromagnetic stopper has a seal gasket. The spring is located between the air faucet and the ferromagnetic stopper. When the electrical coil module is electrified, the ferromagnetic stopper and the ferromagnetic cylinder attract each other to against the resilient force of the spring to push the seal gasket against the air opening of the air faucet.

Abstract: A glue valve with electromagnetic actuation of a valve tappet (15) having a valve housing (10), which has a lateral aperture which is open in the upward direction, that is to say a side opening (36). A coil core (13) and a transversely directed carrying crosspiece (26), on which a plug (22) can be fitted, form a unit, that is to say a coil unit (21), which can be introduced into the valve housing (11) in one operation, via the side opening (36) which is open in the upward direction.

Abstract: An injector for injecting a reagent includes an axially translatable valve member positioned within a housing. An electromagnet is positioned within the housing and includes a cylindrically-shaped coil of wire. The valve member moves between a seated position and an unseated position in response to energizing the electromagnet. A flux sleeve passes through the coil and includes two magnetic portions interconnected by a non-magnetic portion. Each of the magnetic portions is aligned with transverse planes defined by the ends of the cylindrical coil. The non-magnetic portion is axially positioned between the transverse planes.

Abstract: A fuel injector assembly includes a first coil that induces a time varying magnetic field into a second coil that is utilized to heat fuel flowing through the fuel injector. A first coil receives a first signal from a driver to generate a first magnetic field that moves an armature between an open and closed position. The second coil generates a second magnetic field generated by a current induced by the first coil into the second coil. The induced current is generated by an alternating current signal that is interposed onto a direct current signal sent to the first coil. The alternating current signal produces a time varying second magnetic field that induces heating of a magnetically active component with the fuel flow that in turn heats the fuel.