Eto Magnetic Gmbh

Peter Vincon

Philipp Fangauer

Stefan Bender

Michael Feindler

Maria Gruener

Thomas Schiepp

Thomas Golz

Timo Rigling

Harald Eckhardt

Joerg Buerssner

Sebastian Bölling

Jörg Bürssner

Yannick Goos

Stefan Schoeller

Jörg Bürβner

Reinhold Hammer

Jörg Bürßner

Maria GRÜNER

Stefan Schöller

An actuator device for active reduction, damping and/or absorption of vibrations, in particular of vibrations generated by an external device, includes at least one movably supported armature element and at least one permanent magnet, which is coupled with the armature element, in particular an outer side of the armature element, and which extends around the armature element at least section-wise, in particular in a ring shape,

Actuator device for actively reducing, damping and/or absorbing vibrations

A method for producing a rotary slide valve for regulating a flow of fluid, including a rotary slide () which is rotatably mounted about a rotational axis (R) in a valve housing, includes producing the rotary slide () by injection molding, producing at least one circumferential or casing section () of the valve housing () by injection molding, and installing the rotary slide () within the valve housing (). A gap between the rotary slide () and the directly adjacent valve housing circumferential or casing section () of the valve housing () in the radial direction, allows the rotary slide () to rotate about the rotational axis (R) and facilitates a seal which does not exceed a tolerable leak between the rotary slide () and the circumferential or casing section () of the valve housing ().

Rotary slide valve for regulating a flow of fluid, and method for producing a rotary slide valve

A rotor device, in particular a stepper motor rotor device, with at least one hollow body, in particular a pressure pipe of a valve, and with at least one rotor assembly group that is fixated, in particular at least partially in a rotationally fixed and translationally fixed manner, in the hollow body, including at least one rotor element, which is at least configured to convert a magnetic field change into a rotational movement of the rotor element, further including a support element, which is at least configured for a rotational support of the rotor element, and including at least one fixation element, which is at least configured for a fixation of the rotor assembly group within the hollow body, in particular within the pressure pipe, wherein

Rotor device, valve and method for assembling a rotor device

An electromagnetic and pilot-operated proportional valve with a valve slide unit () mounted in a valve housing () so as to be movable along an axial direction, which unit can be driven by an electromagnetic actuator assembly () provided at one axial end for the pilot-operated opening of a useful fluid inlet and/or outlet () of the valve housing as a response to energisation of a stationary coil () of the actuator assembly and interacts with mechanical force storage means (), more particularly is held in an unenergised stable axial position in the valve housing by said means, wherein the valve slide unit having a closure section () extending radially from one body section () of the valve slide unit () for sealing interaction with the useful fluid inlet or outlet () formed on a circumferential inner wall of the housing () interacts axially at one end, by means of the preferably cylindrical and/or coaxially extending body section (), with a stationary guide section () of the valve housing to form an axial sliding bearing () and, at the other end, is mounted with radial play (), wherein preferably ring-shaped sealing means () seal a circumferential section of the body section with radial play to the circumferential inner wall of the valve housing.

Proportional valve

An electromagnetic positioning system (), including a valve train adjustment system for combustion engines, including a bistable electromagnetic positioning device () having a positioning element () for interacting with a positioning partner, the positioning element being adjustable between a retracted position (E) and an extended position (A) along an axis of adjustment (A) and having permanent magnet means () at least in sections.

Electromagnetic positioning system and operating method

An electromagnetic actuating device includes an armature, which has a permanent magnet and can move along a longitudinal axis between actuation positions relative to a stationary coil and in reaction to energization, armature has an engagement section for interacting with a plunger, and which armature can move from a first actuation position, which is stable in the currentless state, into a second actuation position against a restoring force of a spring, wherein the coil has a first coil unit, which acts on the armature and which releases the armature from the first actuation position, wherein the coil has a second coil unit which, during movement, applies to the armature a force which accelerates the armature, and wherein the coil has a restoring coil such that when the armature is returned from the second into the first actuation position, the restoring coil boosts the restoring force of the spring.

Electromagnetic actuating device which is monostable in the currentless state and use of such an actuating device

A device for adjusting a camshaft of an internal combustion engine includes a lifting profile assembly rotationally fixed on an axially movable camshaft, and has a control groove having a depth that varies along a rotation direction, an actuator to cause axial movement by controlled engaging in the control groove, and an electromagnetically drivable tappet unit that cooperates with the control groove such that, when rotating, a reset or driver effect is exerted on the tappet unit, wherein the tappet unit has at least two independently drivable tappets, the control groove engages a first individual tappet, forms a radially peripheral wall along a peripheral groove side whereby a second individual tappet is positioned outside the control groove during rotation, and a ramp section cooperating with the second individual tappet whereby the second individual tappet is reset or driven when the first individual tappet is reset or driven.

Device for adjusting a camshaft of an internal combustion engine

An electromagnetic actuator device with a plurality of actuator units () having in each case an armature tappet which is movable relative to a stationary coil along an axial tappet direction when said coil is energised, said actuator units being received in respectively assigned actuator housings () such that in an installed and/or assembled state of the electromagnetic actuator device one respective end portion () of the armature tappets may come into engagement in a controlled manner with an actuator partner which is able to be assigned thereto, wherein the plurality of actuator units is mechanically connected to a bracket-like and/or bridge-like connecting unit () made of polymer material such that the actuator housings are movable relative to one another by the action and in accordance with a predetermined bending property and/or elasticity of the connecting unit, in particular in a plane perpendicular to a tappet direction of the armature tappets which are further preferably guided in an axially parallel manner to one another.

Electromagnetic adjusting device and use of such an adjusting device

An electromagnetically actuatable proportional valve (), in particular differential pressure valve for use in COair conditioning compressor arrangements, comprising an electromagnetic actuator () for adjusting a valve body () relative to a valve seat (), wherein the valve seat () is assigned a first pressure connection (), via which a fluid can flow bypassing the valve body () to a second pressure connection (), wherein the valve body () delimits a diffuser chamber () which with the valve body () lying against the valve seat () is connected in a fluid-conducting manner with the first pressure connection () via a fluid connection () delimited by the valve body ().

Proportional valve, air-conditioner compressor arrangement, and operating method

An electromagnetic valve device with an armature unit () which is designed for carrying out an opening or closing operation of a fluid channel and, as a reaction to stationary coil means (), which at least partially surround the armature unit, being energized, is driveable so as to be movable along an axial direction () relative thereto, wherein the coil means have a coil former () which forms a winding section () for a winding () to be energized, and the coil former forms an axially extending inner casing which is designed for guiding the armature unit and in the lateral surface of which slot- or groove-like channels () permitting drainage of an armature movement space are formed, wherein the coil former provides a channel outlet () for the channels () lying axially opposite an inlet- or respectively outlet section () of the fluid channel and on the end face, with which channel outlet blocking and/or deflection means against infiltrating intrusive media are associated.

Electromagnetic valve device and coil former

A camshaft adjustment device comprising an electromagnetic actuator () having an armature that can be adjusted axially along an adjustment axis () for actuating a hydraulic valve for camshaft adjustment, and fastening means for fastening the actuator () on an engine element (), wherein the fastening means comprise spring means (), which tension the actuator () against the engine element () in a securing position (), wherein the fastening means have positive-fitting means () as an anti-twist device for preventing a twisting movement of the actuator () in an installation position () relatively to the engine element (), which are constructed and arranged in such a manner that the actuator () can be moved to the engine element () by means of a pure translational installation movement and wherein the spring means () in the securing position () bar a de-installation path for a purely translational de-installation movement of the actuator () opposite to the installation movement in such a manner that the same cannot be de-installed oppositely to the purely translational installation direction.

Camshaft adjusting device, combustion engine and assembly method

A valve device, comprising a valve tappet (), which causes a controlled opening or blocking of a fluid flow channel () in an engagement position on a valve seat () and which can be brought from a starting position to the engagement position as a reaction to an application of pressure by means of a pressure fluid, wherein the pressure fluid is conveyed by electromagnetically driven pumping element () into a pressure chamber () associated with the valve tappet in such a way that the application of pressure for driving the valve tappet is accomplished by a plurality of pumping strokes of the pumping element, which has a conveying piston (), in particular a reciprocating piston.

Valve device and use of such a valve device

A coil carrier for an electromagnetic actuator (), with a winding section () for the accommodation of an energizable winding, with an injection molded plastic body (), with a first yoke disc () designed as an annular disc and affixed on a first axial face of the winding section (), and with an armature guide chamber enclosed by the plastic body () for the accommodation of an axially adjustable armature (), wherein a second yoke disc () is provided on an axial face of the winding section () that is located opposite to the first axial face, characterized in that the first yoke disc () has at least one recess () that is open in the radially inwards direction, and in that the first yoke disc () is affixed to the plastic body () by means of overmolding, such that plastic body material projects radially inwards beyond the recess () and forms a guide () for the armature (), and in that the second yoke disc () is affixed to the plastic body () by means of overmolding.

Coil carrier and electromagnetic actuator having a coil carrier

An electromagnetic actuating device, in particular camshaft adjustment device, having an armature unit () which can be driven in the axial direction or parallel thereto in reaction to energization of a stationary, axially oriented coil unit () and is designed to interact with a slide and/or plunger unit () which extends in the axial direction, in particular a plunger unit which brings about camshaft adjustment of an internal combustion engine, wherein permanent magnet means are provided on and/or in the armature unit and/or the slide or plunger unit, and the coil unit and armature unit are accommodated at least partially in a housing unit or carrier unit.

Electromagnetic actuating device

A bistable electromagnetic actuating apparatus () having an actuating element (), which forms an engagement region () at the end and can be moved axially between two end positions, in particular for engaging in a control groove in a cam of an internal combustion engine, and having a coil device () which is provided in a stationary manner relative to the actuating element () and is designed to exert a force on said actuating element, wherein the actuating element () has permanent magnets () which are designed to interact with a core region () which is provided in a stationary manner relative to the actuating element (), and wherein the coil device () is designed to generate a counterforce, which counteracts a retaining force of the permanent magnets () and releases said permanent magnets from the core region (), in response to an electronic actuation signal, and wherein a spring is arranged such that it applies a spring force to the actuating element () in an axial direction which faces away from the core region ().

Growing community of inventors

Stockach, Germany

Peter Vincon