DE102012203861A1 - Induction generator for radio switch, has magnetic flux conductor that is moved at magnetic flux-conductive connected portion of coil arrangement in tilt manner so that magnetic flux conductor is connected with magnetic conductors - Google Patents

Abstract

The induction generator (200) has a E-shaped coil arrangement (201) provided with magnetic conductors (202a,202b). An induction coil is arranged between the magnetic conductors. A magnetic flux conductor (208) is moved between specific positions for pole reversal of a coil core (204). The magnetic flux conductor is moved at a magnetic flux-conductive connected portion of the coil arrangement in a tilt manner with the coil core such that the magnetic flux conductor is connected with magnetic conductors at specific positions. Independent claims are included for the following: (1) a method for manufacturing induction generator; (2) a radio switch; and (3) a method for generating induction voltage by induction generator.

Description

The present invention relates to an induction generator, a method for producing an induction generator, a method for generating an induced voltage by means of the induction generator and a radio switch comprising an induction generator.

The DE 103 15 765 A1 discloses an inductive voltage generator comprising a rod-shaped coil core surrounded by an induction coil whose respective free end is tiltable about a tilt axis transverse to a longitudinal axis of the coil core between two contact surfaces of different magnetic polarity to produce a coil core reversal and associated induction voltage in the induction coil. The induction generator further comprises a return spring, which is arranged at one of the free ends of the spool core to be automatically moved back to a starting position after actuation of the spool core.

The DE 10 2008 003 595 A1 discloses an induction generator with a tiltable permanent magnet having at its longitudinal ends in each case two pole faces of different polarity, each having one of the permanent magnet projecting and pole piece, which are spaced at the respective longitudinal end of the permanent magnet to each other. The permanent magnet extends with the pole shoes parallel to a coil core partially surrounded by an induction coil, the coil core each comprising a contact element projecting into a gap formed between the two opposing pole shoes for mutual contact with the opposing pole shoes. The permanent magnet is tiltably mounted on a projecting from the induction coil, parallel to the contact elements of the spool core extending pin.

The previously known induction generators are essentially based on the principle of a parallel arrangement of a permanent magnet and a coil core partly surrounded by an induction coil, wherein either the permanent magnet enclosing the coil core or the coil core the permanent magnet enclosing contact elements for enforcing a Spulenkernumpolung.

The attributed to the patent applicant, post-published DE 10 2011 002 740 A1 discloses one in the 10A and 10B shown further induction generator 100 that has an E-shaped coil arrangement 101 with a U-shaped magnet diverter 102 and a center through the bottom of the U-shape continuous, a central leg of the E-shape forming coil core 104 that of an induction coil 106 is at least partially surrounded. At one the free ends of the magnet diverter 102 and the spool core 104 comprehensive front end of the coil assembly 101 is a U-shaped magnetic flux conductor 108 arranged, which is provided between two, each a magnetic flux MF1, MF2 generating rest positions movable. The magnetic flux conductor 108 includes a permanent magnet 110 whose poles each have a pole piece 112 to contact.

In the in the 10A shown first rest position of the magnetic flux conductor 108 contacted the south pole of the permanent magnet 110 contacting pole piece 112 a leg of the magnet diverter 102 as well as the north pole of the permanent magnet 110 contacting pole piece 112 the coil core 104 , As a result, a first magnetic flux circuit MF1 extends from the permanent magnet 110 over the pole piece 112 , the magnet diverter 102 , the spool core 104 and the coil core 104 contacting pole piece 112 back to the permanent magnet 110 , By applying an actuating force to the magnetic flux conductor 108 This is from the first rest position in the with 10B spent second resting position spent. In the second rest position contacted by the north pole of the permanent magnet 110 contacting pole piece 112 the other leg of the magnet diverter 102 , where the the south pole of the permanent magnet 110 contacting pole piece 112 the coil core 104 contacted. In the second rest position, a second magnetic flux circuit MF2 extends over the coil core 104 opposite to the direction of the first magnetic flux circuit MF1. By means of a sudden movement of the magnetic flux conductor 108 from the first to the second rest position or vice versa and the concomitant magnetic flux reversal in the spool core 104 which reverses the polarity of the coil core 104 can be generated via the induction coil 106 a tappable electrical voltage can be generated.

In summary, the known induction generators based on a common principle of a movable element, which comprises at least two contact surfaces, via which a closed magnetic flux circuit can be formed, wherein the two contact surfaces of the respectively associated further contact surfaces of an element to be contacted during movement of the movable member of a first in a second rest position must be disconnected simultaneously.

Against this background, the present invention provides an improved induction generator, an improved method of manufacturing an induction generator, an improved method for Generation of an electrical voltage and an improved radio switch comprising an induction generator according to the respective main claims. With the proposed induction generator, the radio switch and the respective methods, energy production can be further improved, mechanical forces for generating electrical energy can be further reduced, and the induction generator or the radio switch can be provided at low cost.

The present invention is based on the principle that of the two contact surfaces of a magnetic flux closing movable element, a contact surface during a Umpolvorganges the bobbin remains connected to the coil assembly, whereby only one contact surface of the movable element needs to be separated for this process.

The induction generator with the features of claim 1 comprises an E-shaped coil arrangement. An E-shape is understood to mean any configuration which has at least three legs, each with at least one free end pointing to the same side of the coil arrangement, wherein the at least three legs are provided on the opposite side of this magnetically connected to each other or magnetically connected to each other. The E-shaped coil arrangement has a first magnet diverter, a second magnet diverter and a coil core at least partially surrounded or enclosed by an induction coil. The coil core is arranged between the first magnet diverter and the second magnet diverter each contacting. The coil assembly is preferably arranged in an E-shape such that the first and second magnetic diverters form the outer legs of the E-shaped coil assembly and the spool core the middle leg thereof. Preferably, the spool core extends to the first and second magnetic diverters such that a free end of the spool core faces in the same direction as the free ends of the first and second magnetic diverters, the spool core being connected to the first and second magnetic diverters on the opposite side of the free coil core end is. More preferably, the first magnet diverter, the second magnet diverter and the coil core extend parallel to each other. The magnetum conductors and the coil core are at least partially, preferably completely formed of a magnetizable material, for example a ferromagnetic material. In a partial embodiment of these elements of the magnetizable material, the corresponding magnetizable material components of these elements are arranged such that a reversible magnetic flux can be generated in the coil core. The magnet diverter and the coil core may be formed from a component or form individual components. The magnet diverter and the coil core can in the usual way, such as in the 10A and 10B shown, wherein the first and the second magnetum diverter form an integral, formed from a piece of material U-shaped component, which comprises a passage for the spool core in the bottom of the U-shape. The induction coil, which at least partially surrounds or surrounds the coil core, can assume any configuration as long as a magnetic flux direction reversal can be effected in the coil core, by means of which an induction voltage which can be tapped off via the induction coil can be generated.

The induction generator furthermore comprises a magnetic flux conductor which can be set between at least two setting positions for reversing the polarity of the coil core by placing the magnetic flux conductor from one to the other setting position. The magnetic flux conductor is also at least partially, preferably completely made of a magnetizable material such as made of ferromagnetic material.

The present invention is characterized in that the magnetic flux conductor is tiltably arranged on a portion of the coil arrangement connected in a magnetic flux conducting manner with the coil core for the alternate contact with the first and second magnetum conductors defining an adjustment position. A tilting movement is understood to mean a rotational movement which is possible about a point or about an axis and which cooperates with at least one stop limiting the rotational movement in the rotational movement direction. In other words, the magnetic flux conductor is rotatably or tiltably mounted between the first and the second magnetum diverter in magnetic flux-conducting contact with the coil core such that a first magnetic flux circuit via the coil core and one of the magnetum conductors and in a second control position by means of the magnetic flux conductor in a first control position a second magnetic flux can be generated across the coil core and the other of the magnetic circulators, wherein the first magnetic flux in the coil core extends in the opposite direction to the second magnetic flux in the coil core. In the at least two setting positions, in each of which a magnetic flux circuit can be generated via the coil core and at least one of the magnet conductors, the magnetic flux conductor preferably assumes a rest position, more preferably in each case an end position. An end position is understood to be a position which defines a maximum deflection of the magnetic flux conductor in a direction of rotation or tilting movement of the magnetic flux conductor. Preferably, the end position is formed over one of at least one of the magnetum diverter Stop formed for the magnetic flux conductor to which the magnetic flux conductor in its end position, the respective magnet diverter magnetically contacting abuts. Thus, in the first adjustment position or rest position or end position, a first magnetic flux can be generated across one of the magnetum conductors and the coil core and in the second adjustment position or rest position a second magnetic flux can be generated over the coil core and the other of the magnetum conductors Magnetic flux in the bobbin in a direction opposite to the second magnetic flux in the bobbin.

In a preferred embodiment, the magnetic flux conductor is arranged to be tiltable about the free end of the coil at a free end of the coil core. More preferably, the magnetic flux conductor and the free end of the coil core can be connected to one another via an engagement, wherein the coil core preferably comprises at the free end an engagement element, more preferably a rounded engagement element, for example a cross-sectionally, at least partially round rod element, a ball element or the like, which an engageable engagement receptacle formed with the magnetic flux guide is engageable, the engagement defining at least one tilt axis for the magnetic flux guide about which the flux conductor is tiltable. Alternatively, the magnetic flux conductor may comprise an engagement element, for example a rod element or a ball element, which is engageable in an engagement receptacle formed with the free end of the spool core, wherein the engagement element and the engagement receptacle have a common pivot axis for tilting the body Magnetic flux guide provide. The axis of rotation preferably extends perpendicular to a direction of arrangement of the free ends of the E-shaped coil arrangement and the arrangement direction of the free ends of the first magnet diverter, the coil core and the second magnet diverter. More preferably, the free end of the spool core, which forms the engagement element or the engagement receptacle, extends beyond the free end of the same in the direction of extent of the first and second magnet bypasses. The free end of the spool core may be an element connected to the spool core or a component formed integrally with the spool core and formed of a material.

According to a preferred embodiment of the present invention, the magnetic flux conductor comprises a first contact surface for contact with the first magnet diverter and a second contact surface for contact with the second magnet diverter, wherein a plane comprising the first contact surface and a plane comprising the second contact surface at an intersection of the planes acute angle, ie an angle in a range of greater than 0 ° to and including 90 ° or an obtuse angle, ie an angle in a range of greater than 90 ° to less than 180 °. More preferably, the magnetic flux conductor is tiltably arranged at the intersection of the planes on the magnetic flux conductively connected to the coil core portion of the coil assembly or at the free end of the spool core. For example, the magnetic flux guide may be preferably V-shaped, wherein the included angle of the two legs in a range of 0 ° <α <180 °, and wherein the engagement member or the engagement member in the pointed portion of the V-shaped magnetic flux guide is formed , Based on the above-described preferred embodiment, an influence of the magnetic attraction force between the contact surfaces of the magnetic diverter and the magnetic flux conductor which do not contact each other in the corresponding position of the magnetic flux guide can be adjusted. The smaller the angle α included by the legs, the smaller the magnetic attractive force between the aforementioned non-contacting contact surfaces.

More preferably, the coil arrangement is configured with the magnetic flux conductor such that a leg of the V-shaped magnetic flux guide in one of the actuating positions parallel to a force acting direction of a force exerted on the induction generator via an actuating means exercizable actuating force for locating the magnetic flux conductor extending contact surface for an actuator associated with the actuating element Positions of the magnetic flux conductor ausformt, while the other leg of the V-shaped magnetic flux conductor forms an obliquely to the direction of force extending second contact surface for the actuator, wherein the second contact surface is immediately adjacent to the first contact surface. In other words, the magnetic flux guide is preferably such that the V-shaped magnetic flux guide forms a starting ramp for actuating the magnetic flux guide in the direction of action of an actuating force exerted on the induction generator via an actuating device for positioning the magnetic flux guide. An angle included by the first and second contact surfaces for the actuator is preferably equal to the angle enclosed by the planes including the contact surfaces for the actuator. By changing the angle, for example, a distance between the contact surfaces of the magnetic flux conductor and the associated magnet diverter and a slope of the starting ramp for setting a switching path and the forces acting on the magnetic flux guide forces can be adjusted. More preferably, the or are the angles in a range of greater than 90 ° less than 180 °, more preferably in a range of 140 ° to 170 °, and more preferably in a range of 150 ° to 160 °, the range limits of the smaller preferred angular ranges being counted among the preferred respective angular range. Thus, a sufficient distance between the corresponding contact surface of the magnetic flux conductor and the respective assigned magnetum diverter in the respective setting position, taking into account the magnetic attraction forces acting thereon via the air bridge and the concomitant influencing of the magnetic flux strength of the coil core as well as a necessary pressure force for tiltable positioning of the magnetic flux conductor become.

In a preferred embodiment of the present invention, the induction generator has at least one first magnetic element in a contact plane between the first magnet bypass and the coil core or between the first magnet bypass and the magnetic flux guide and at least one second magnetic element in a contact plane between or between the second magnet bypass and the coil core second magnetic diverter and the magnetic flux conductor, wherein the first magnetic element magnetically contacts the first magnetic diverter at least in a first setting position of the magnetic flux conductor with a different polarity than the second magnetic element, the second magnetic diverter in a second setting position of the magnetic flux guide. As a result, depending on the setting position of the magnetic flux conductor, a respective magnetic flux circuit can be closed via the coil core, the first magnetic diverter and the magnetic flux conductor or a second magnetic flux circuit via the coil core, the second magnetic diverter and the magnetic flux conductor, the magnetic fluxes forming the corresponding magnetic flux circuits being opposite in the coil core are directed to each other, whereby a reverse polarity of the bobbin is generated. The first magnetic element may here preferably be arranged between the first magnet diverter and the coil core or between the first magnet diverter and the magnetic flux conductor. The arrangement of the second magnetic element can be carried out accordingly. In the arrangement of the first or second magnetic element between the corresponding magnet diverter and the magnetic flux conductor, the respective magnetic element can be arranged either on the magnet diverter or on the magnetic flux conductor. When arranging a magnetic element or both magnetic elements on the magnetic flux conductor, these move together with the magnetic flux conductor such that the magnetic flux conductor in the first and second actuating position magnetically contacts the respectively associated first and second magnetum diverter by means of the magnetic element. Alternatively, an arrangement may be provided in which one of the magnetic elements between the magnetic flux conductor and the corresponding magnet diverter and the other magnetic element between the other magnet diverter and the coil core are arranged. Any variation of the magnetic element arrangement is conceivable as long as the first magnet diverter contacts the coil core with a different polarity than the second magnetum diverter. Furthermore, as an alternative, the magnetic element can preferably be integrated in the respective first and / or second magnetum diverter. As a result, the induction generator or the coil arrangement with smaller size or more compact can be formed. The magnetic element may be, for example, a permanent magnet or an electromagnet. Also, a combination of a permanent magnet and an electromagnet may be used in the induction generator.

In a preferred embodiment of the present invention, the induction generator of a return device can be fastened to the coil arrangement for resetting an actuating device which places the magnetic flux guide counter to a direction of force action of an actuating force which can be exerted on the actuating device and causes a position of the magnetic flux conductor. Preferably, the return device is attached to an outer free surface side of the first or second magnet bypass. The attachment can preferably be achieved via latching, clamping, gluing, welding or the like. The restoring device and the associated magnet diverter, to which the restoring device can be fastened, have a configuration adapted to the type of fastening. For example, the restoring device or the associated magnet diverter can have a latching lug, the other of which comprises a latching recess for receiving the latching lug. Alternatively or additionally, the restoring device as well as the magnet diverter can each have at least one processing surface via which they can be connected to one another by means of gluing, welding, soldering or the like. Any configuration of the return device and the magnet diverter depending on the selected mounting is conceivable. It is essential that the restoring device is configured such that the actuating device which places the magnetic flux guide can be moved counter to the force action direction of the actuation force exerted on the actuation device, preferably after reduction of an actuating force amount necessary for reaching a setting position of the magnetic flux guide.

More preferably, the restoring device may have a spring memory, which is coupled to the actuating device such that the exercisable on the actuating device Operating force can be converted into a restoring force and stored in the spring memory such that a return of the actuating device automatically takes place from a restoring force, which is greater than an actuating force exerted on the actuating device. By means of the restoring device, the magnetic flux conductor can be automatically returned via the actuating device from the last occupied position to the previously assumed parking position, whereby a further coil core reversal and a further voltage pulse associated therewith can be achieved by the induction coil. More preferably, the return means comprises a spring element, preferably a leaf spring element with two free ends, wherein the one free end is arranged in contact with an outer free surface side of the first or second Magnetumleiters or attached to this outer free surface side, wherein the other free end in the Actuating device is provided engageable such that a return of the actuating device against the force action direction of the exercisable on the actuating force can be achieved. Thus, a cost-effective, for example, from a stamping material such as preferably a spring plate easily manufacturable reset means for the induction generator can be provided.

According to a preferred embodiment of the present invention, the induction generator has a holding device for holding the coil arrangement together. As a result, a modular coil arrangement can be provided, whereby individual elements of the coil arrangement, such as, for example, the magnet diverter, the coil core or the magnetic elements, can be exchanged individually. Thus, the induction generator can be suitably adapted to various needs in a simple manner.

Furthermore, a relative displacement between two components of the coil arrangement can thus be prevented at least in a direction away from the magnetic flux conductor. Although the individual components, ie the first and second magnetum conductors, the coil core and the induction coil of the coil arrangement can be held together by means of magnetic attraction elements that can be arranged between the respective magnetumulator and the coil core, a relative displacement of at least two components of the coil arrangement can not be achieved reliably avoided. Thus, a preferred means can be provided with the holding device such that the abovementioned components of the coil arrangement hold together at least in one direction immovably to one another.

More preferably, the holding together is achieved by a pressure exerted by the holding device pressurization on the coil assembly. Preferably, the holding device is configured by a spring element that has at least two mutually spaced, opposing holding portions for abutment against a free surface side of the first and second Magnetumleiters, wherein the at least two holding portions are interconnected via a central portion. More preferably, the holding device is formed in a U-shaped cross-section and at a free longitudinal end of the coil assembly, which points in a direction away from the magnetic flux guide direction, arranged such that the legs of the U-shaped holding device facing in the opposite direction free surface sides of the first and contact the second magnet diverter under pressure. For this purpose, the holding device is preferably such pretensionable arranged that exerts at least one leg of the U-shaped holding device in the assembled state of the induction generator on the free surface of the associated Magnetumleiters a predeterminable spring pressure force.

Further preferably, the holding device comprises fastening elements for fastening the holding device to the coil arrangement. The fastening elements may, for example, be latching lugs which preferably engage releasably in corresponding latching receivers preferably formed on the respective free surface sides of the associated magnetum conductors, whereby a displacement of the holding device relative to the coil arrangement in the longitudinal extension direction of the coil arrangement as well as transversely thereto can be prevented. Alternatively or additionally, further types of fastening, such as screw fastening, rivet fastening, adhesive fastening or the like, are conceivable. Preferred are releasable attachment types such as the aforementioned preferably releasable latching and / or a screw fastening, whereby the induction generator can be provided as a modular and collapsible unit.

According to a preferred embodiment of the present invention, the holding device and the restoring device are formed by a structural unit, in particular by a spring element. Further preferably, a restoring spring element delimiting the holding section adjoins one of the holding sections, which has a free end for resetting the actuating device, wherein the free end engages engagably in the actuating device for converting an actuating force causing a setting of the magnetic flux guide into a restoring force for resetting the actuating device the force action direction of the actuating force, such as described above, is designed. As a result, a cost-effective and easy to produce holding and restoring device can be provided, which can be realized by means of a single element. Preferably, a preferred latching attachment means for attaching the holding and restoring device to the coil assembly in a transition region between the holding portion and the return spring element on the coil assembly facing side of the holding and restoring device is arranged to engage in a configured with the associated magnet diverter latching receptacle. Further preferably, the fastening means is centered, that is provided at the same distance from outer sides of the holding and restoring device such that the provided on both sides of the fastening means areas for pressurized contacting the coil assembly can be used. Alternatively, the latching hook can be formed with the associated magnet diverter and the latching receptacle with the holding and restoring device.

According to a preferred embodiment of the present invention, the induction generator comprises a guide element for guiding an actuating device which places the magnetic flux guide in the direction of force action of an actuating force which can be exerted on the actuating device and produces a displacement magnetic flux conductor. Preferably, the guide element can be fastened to the coil arrangement on a side facing the magnetic flux conductor, wherein the guide element has at least one guide for guiding the actuating device along the magnetic flux conductor to provide the same. Preferably, the guide element is configured U-shaped and attached via the respective end portions of the legs of the U-shape to the coil assembly, more preferably attached to the induction coil. Alternatively or additionally, the guide element comprises a fastening web which connects the respective free ends of the legs to one another and which can be fastened to the free end of the coil core by means of a latching such that the fastening web can be arranged between the induction coil and the magnetic flux conductor in the longitudinal direction of the coil arrangement. Preferably, the fastening web comprises a passage for receiving the free end of the coil core. Furthermore, preferably, the passage has a configuration corresponding to the outer contour of the free coil core end for precisely fitting the free end of the coil core or for receiving the free coil core end in a press fit. A distance between the fastening web and the bottom of the U-shape of the guide element is selected such that the magnetic flux conductor can be introduced into the guide element and further preferably placed on the coil core end projecting through the passage and tiltable about the free end of the coil core, wherein a distance between the magnetic flux conductor and the reason of the U-shape of the guide element is provided such that the actuating device of the guide element is receivable and feasible for the placement of the magnetic flux conductor.

More preferably, the guide element comprises at least one cooperating with the actuator limiting element for limiting the adjusting positions of the magnetic flux conductor containing, parallel to the force acting direction of the actuating force extending movement path of the actuator. The limiting element can preferably be realized via a latching receptacle on a side of the base of the U-shape of the guide element facing the actuating device. Alternatively or additionally, an end face of the guide element facing the actuating device can form a stop for the actuating device. Thus, a limiting element for limiting the movement path of the actuating device can be provided for the movement direction of the actuating device extending parallel to the direction of action of the force of the actuating force.

According to another aspect of the present invention there is provided a method of manufacturing an induction generator for a radio switch, the method comprising a step of providing an E-shaped coil assembly having a first magnetic diverter, a second magnetic diverter, and a coil core at least partially surrounded by an induction coil. The coil arrangement or the individual components of the coil arrangement may preferably have at least one of the above-described or preferred embodiments which can be brought into combination with each other.

The method further comprises a step of arranging an adjustable magnetic flux guide on a portion of the coil arrangement connected to the coil core in magnetic flux conduction for the alternating, respectively an adjustment position defining contact between the first and the second magnetum conductor. Furthermore, the method comprises a step of arranging at least one first magnetic element at least between the first magnetic diverter and the coil core or between the first magnetic diverter and the magnetic flux conductor to produce a first magnetic element for magnetically contacting two components Magnetic flux in the coil core in a first adjustment position of the magnetic flux guide and at least one second magnetic element between the second and the magnetic core Umum core between the second Magnetumleiter and the magnetic flux conductor for generating a first magnetic flux opposing second magnetic flux in the coil core in a second control position of the magnetic flux guide. The method can provide a simple, inexpensive and compact induction generator.

According to a further aspect of the present invention, a radio switch is proposed, which comprises an induction generator as described above and a transmission device for the wireless transmission of a signal, wherein the transmission device for supplying an electrical voltage to the induction generator is electrically connected or connected. Thereby, a simply ausgestalteter, inexpensive and compact wireless switch can be provided. The transmission device is preferably electrically connectable to the induction generator via connection contacts provided between the transmission device and the induction generator.

According to another aspect of the present invention, there is provided a method of generating an induction voltage by means of an induction generator comprising a magnetic flux guide which is tiltable between at least two adjustment positions. In the first setting position, a magnetic flux which can be generated in a coil core of a coil arrangement of the induction generator is effected by means of the magnetic flux conductor, which is directed opposite to a magnetic flux which can be generated in the coil core in the second setting position by means of the magnetic flux conductor. In the first and second setting position, the magnetic flux conductor with the coil arrangement, which may preferably have a configuration according to one of the preferred embodiments, is magnetically or magnetically flux-conductively connected via two contacts for closing a magnetic flux circuit extending across the coil arrangement and the magnetic flux conductor and comprising the correspondingly generated magnetic flux , The method comprises a step of tilting the magnetic flux conductor to move the same from the first to the second control position, the magnetic flux conductor during transition from the first to the second control position with a connected to the coil core magnetflussleitend connected, one of the two magnetic contacts making up portion of the coil assembly is connected in a magnetic flux conducting manner. As a result, during the transition from one to the other actuating position, during which the induction generator is free of a closed magnetic flux circuit, the magnetic flux conductor remains magnetically conductively connected to the section which is in magnetic flux conduction with the coil core, preferably directly in direct contact with the coil core. An immediate magnetic connection means an arrangement of the magnetic flux conductor on the coil core without the interposition of other elements which at least adversely affect a magnetic flux between the coil core and the magnetic flux conductor. Furthermore, a first setting position is to be understood as meaning an initial position of the magnetic flux conductor, starting from which the magnetic flux conductor can be moved in the direction of the second setting position, which defines a target position, upon application of an actuating force to the induction generator or to an actuating device coupled to the induction generator.

In addition, the method may comprise a further, similarly acting step, in which the magnetic flux conductor can be tiltably moved from the second to the first setting position. In the preferred combinatorial use, this method step can preferably be achieved automatically by means of a restoring spring that restores the magnetic flux conductor, that is, returns the magnetic flux conductor to the starting position. The return spring may be configured in accordance with at least one of the preferred embodiments.

More preferably, the induction generator to an embodiment according to at least one of the above-described, preferred embodiments.

Further features and advantages of the invention will become apparent from the following description of preferred embodiments of the invention, with reference to the figures and drawings showing essential to the invention details, and from the claims. The individual features may be implemented individually for themselves or for several in any combination in a preferred embodiment of the invention.

Preferred embodiments of the invention are explained below with reference to the accompanying drawings. Show it:

1 a schematic sectional view of an induction generator with a magnetic flux conductor in a first actuating position according to a preferred embodiment;

2 a side perspective view of the 1 shown induction generator;

3 an exploded view of an induction generator according to a preferred embodiment;

4 an exploded view of an actuator for an induction generator according to a preferred embodiment;

5 a side perspective view of an induction generator with the in 4 shown actuator;

6 a schematic side view of an induction generator according to another preferred embodiment;

7 a schematic side view of an induction generator according to another preferred embodiment;

8A - 8C a schematic sectional view of the in 1 and 2 shown induction generator in different positions of the magnetic flux conductor;

9 a flowchart of a method for manufacturing an induction generator according to a preferred embodiment;

10A and 10B a sectional view of a prior art induction generator.

In the following description of preferred embodiments of the present invention, the same or similar designations and / or reference numerals are used for the elements shown in the various figures and the same or similar, with a detailed repeated description of these elements is omitted.

1 shows a sectional view of an induction generator 200 according to a preferred embodiment of the present invention.

The induction generator 200 includes a coil assembly 201 with a first magnet diverter 202a , a second magnet diverter 202b a coil core 204 and two magnetic elements 210a and 210b , The coil arrangement 201 is arranged in such an E-shape that the first and second magnetum diverter 202a . 202b the outer legs of the E-shaped coil assembly 201 and the coil core 204 form the middle leg of it. The magnetic elements 210a . 210b act as connecting elements between the first magnet diverter 202a and the spool core 204 and between the second magnet diverter 202b and the spool core 204 , whereby the E-shape of the coil arrangement 201 is completed. The first and second magnetic diverter 202a . 202b and the coil core 204 are formed of a magnetizable material.

In the between the bobbin 204 and the respective external magnetic diverters 202a . 202b Molded gap is one the coil core 204 surrounding induction coil 206 arranged. The induction coil 206 has a plurality of windings around the spool core 204 are wound. The induction coil 206 can be designed according to prior art induction coils. Furthermore, in a preferred, not shown embodiment of the invention between the induction coil 206 and the spool core 204 as well as the induction coil 206 and at least one of the magnetic diverters 202a . 202b an electrical insulation layer may be arranged.

The free ends of the legs of the magnetic diverter 202a . 202b and the spool core 204 protrude over with a view of the magnetic elements 210a . 210b opposite end of the induction coil 206 addition, with the coil core 204 extends with a greater length than the first and second magnetum diverter 202a . 202b , In this preferred embodiment, the free ends of the first and second Magnetumleiters lie 202a . 202b in a common plane, whereas the free end of the coil core 205 penetrating the common plane. At the free end of the spool core 205 is a tiltable magnetic flux guide formed of a magnetizable material 208 for alternately, each defining a parking position contact with the first magnet diverter 202a and the second magnet diverter 202b arranged. The 1 shows the magnetic flux conductor 208 in a first setting position, wherein the magnetic flux conductor 208 a first contact section 208a having a front end of the first magnet diverter 202a contacted.

The magnetic flux conductor 208 is formed cross-sectionally V-shaped, wherein one of the legs of the V-form enclosing angle is an obtuse angle α. The obtuse angle α is in the in 1 shown embodiment 158 °. The magnetic flux conductor 208 is designed essentially plate-shaped. On a second magnet diverter 202b facing side includes the magnetic flux conductor 208 a second contact section 208b for contacting an end face of the second magnet diverter 202b in a second actuating position of the induction generator 200 , The individual positioning positions and the associated modes of action are described in detail with reference to the 8A to 8C received.

For movable storage of the magnetic flux conductor 208 at the free end of the coil core 205 this is cross-sectionally semicircular, so formed to form a predeterminable radius'. The magnetic flux conductor 208 indicates the coil arrangement 201 facing side, which the contact surfaces 208a . 208b includes a recess 209 for receiving the free end of the spool core 205 on ( 3 ). The recess 209 is in a connecting portion of the two legs of the V-shaped magnetic flux guide 208 centered, with the recess 209 cross section a the free spool core end 205 corresponding contour for tilting rotation or rotational guidance of the magnetic flux conductor 208 around the free end of the coil 205 having. The free spool core end 205 is by means of the recess 209 full circumference of the magnetic flux conductor 208 added.

In an alternative preferred, not shown embodiment, the recess is provided at the free coil core end, in which an integrally formed with the magnetic flux guide engagement element for tiltably rotating the magnetic flux conductor is engageable around the free end of the spool core.

In a further preferred, not shown embodiment, the tiltable mounting of the magnetic flux conductor is realized at the free end of the spool core by means of a ball joint bearing. In general, different, a rotational movement leading modes of engagement between the bobbin end 205 and the magnetic flux conductor 208 conceivable, depending on the type of tiltable mounting of the magnetic flux conductor 208 at the free end of the coil core 205 , the free end of the coil core 205 as well as the magnetic flux conductor 208 be designed accordingly.

As described above, stands out in the 1 shown embodiment of the induction generator 200 the free end of the coil core 205 over the free ends of the first and second magnetic diverters 202a . 202b in the extension direction derselbigen addition. The protrusion dimension of the free end of the coil core 205 is chosen such that the first 208a or the second contact section 208b of the magnetic flux conductor 208 in the first and second setting position, a flat contact with the front end of the first 202a or of the second magnet diverter 202b produce.

The first magnetic element 210a and the second magnetic element 210b are each formed in this preferred embodiment as a permanent magnet with a magnetic north and south pole. The first and the second magnetic element 210a . 210b are arranged such that these the coil core 204 contact with different polarity. In other words, the first magnetic element contacts 210a the coil core 204 for example, with a south pole, whereas the second magnetic element 210b the coil core 204 contacted with the North Pole. Likewise, the first magnetic element 210a the coil core 204 contact with the north pole while the second magnetic element 210b the coil core 204 contacted with the South Pole. Accordingly, the first magnet bypass 202a and the second magnet diverter 202b with the other pole of the magnetic elements 210a . 210b contacted. As a result, in the respective setting position, a magnetic flux originates from the respective magnetic element 210a . 210b over the first magnet diverter 202a or the second magnet diverter 202b , the magnetic flux conductor 208 and the spool core 204 ,

2 shows a perspective side view of the in 1 shown induction generator 200 , In this preferred embodiment of the induction generator 200 are the first magnet diverter 202a , the coil core 204 and the second magnet diverter 202b plate-shaped, wherein the first magnet diverter 202a and the second magnet diverter 202b have an identical shape. The first 202a and second magnetic diverter 202b are formed at their longitudinal ends so wide that the respective longitudinal ends of the first 202a and the second magnet diverter 202b flush with side surfaces of the respective associated first 210a or second magnetic element 210b or the magnetic flux conductor 208 conclude, with the longitudinal ends of the first 202a and the second magnet diverter 202b narrower than an intermediate mid-range. The width of the center of the first 202a and the second magnet diverter 202b are on an outer shape of the induction coil 206 , as in 5 shown adapted so that side surfaces of the central region of the first 202a or of the second magnet diverter 202b substantially flush with a side surface of the induction coil 206 to lock.

The coil core 204 is at its one longitudinal end, at which the first 210a and the second magnetic element 210b abutment, wider than one of this longitudinal end to the free end of the coil core 205 leading section. These sections are adapted so that the coil core 204 from the induction coil 206 fully circumferentially in the region lying between the longitudinal ends of the spool core 204 surrounded or enclosed, wherein the free end of the coil core 205 from the recess 209 of the magnetic flux conductor 208 can be fully absorbed.

3 shows an exploded view of an induction generator 200 according to a preferred embodiment of the present invention. The induction generator 200 includes one in the 1 and 2 shown coil assembly 201 with one at the free end 205 of the spool core 204 tiltable mounted magnetic flux conductor 208 , In addition, the induction generator points 200 at one the first 210a and the second magnetic element 210b comprehensive longitudinal end of the coil assembly 201 a few sidewalls 234 on, with a side wall 234 one from the first magnet diverter 202a , the first magnetic element 210a , the spool core 204 , the second magnetic element 210b and the second magnet diverter 202b formed common side surface of the longitudinal end of the coil assembly 201 covering the entire surface. The side wall 234 is preferably formed from a magnetizable material, wherein the side wall 234 on the side surface of the long-side end of the coil assembly 201 through from the first magnetic element 210a and the second magnetic element 210b each outgoing magnetic attraction is maintained. Furthermore contacted the side wall 234 one of the side wall 234 facing front end of the induction coil 206 , In a preferred embodiment, the sidewall is 234 with the induction coil 206 at least electrically conductive and / or form-fitting with the front end of the induction coil 206 connected. The side wall 234 further comprises at least one electrical contact 236 for contacting, for example, a printed circuit board, not shown, and for fixing the same to the induction generator 200 , The arrangement of the illustrated electrical contact 236 is not meant to be limiting. The electrical contact 236 can be at any other location of the induction generator 200 be arranged as long as the electrical contact 236 electrically with the induction coil 206 is connectable such that one of the induction generator 200 generated voltage pulse via the electrical contact 236 can be transferred to the printed circuit board. So can the induction generator 200 as needed to a configuration of the printed circuit board or a printed circuit board as needed to the configuration of the induction generator 200 be adjusted.

The induction generator 200 further comprises a guide element 230 for guiding an actuating device 500 , by means of which the magnetic flux conductor 208 can be placed between the first and second position. The guide element 230 is at the free longitudinal end of the induction coil 206 arranged on which the magnetic flux conductor 208 is provided. The guide element 230 can either with the induction coil 206 integrally formed or form-fitting with the longitudinal end of the induction coil 206 be educated. An attachment of the guide element 230 can be done either by means of screw fastening, rivet fastening, gluing or other types of fastening, which are suitable to connect two elements with each other stationary. In an alternative preferred, not shown embodiment, the induction coil 206 and the guide element 230 two separate components that are stationary with each other by means of the magnetic flux conductor 208 are connected. Here, the guide element 230 comprise a receiving portion which over the free end of the coil core 205 on the spool core 204 pushed and after arranging the magnetic flux conductor 208 at the free end of the coil core 205 between the longitudinal end of the induction coil 206 and the magnetic flux conductor 208 is fixed in place.

The guide element 230 has a recording 238 for receiving the actuator 500 and the magnetic flux conductor 208 on. The guide element 230 has two parallel, from the longitudinal end of the induction coil 206 leading sidewalls 240 on, over one of the longitudinal end of the induction coil 206 removed center wall 242 connected to each other. The guide element side walls 240 and the guide element center wall 242 limit the actuator reception 238 , The guide element side walls 240 and the guide element center wall 242 include on one of the actuator receptacle 238 facing side guide surfaces along which the actuator 500 in Kraftwirkungsrichtung one on the actuator 500 exercisable actuating force F _{B is} movable ( 5 ). The guide element 230 further comprises a limiting element 232 for limiting the movement path of the actuator 500 , The boundary element 232 is by the force acting direction of the actuating force F _B facing end face of the guide element side walls 240 and the guide element center wall 242 formed. The boundary element 232 forms a stop for one with the actuator 500 trained collar 502 ,

As in 3 further shown, the induction generator comprises 200 a holding and restoring device 212 . 214 which is formed of a leaf spring element. The holding device 214 constituting area of the holding and restoring device 212 . 214 is made of two substantially parallel holding portions 216 . 220 that over a mid-section 218 end connected to each other, formed. The holding device 214 forms a U-shape. The holding sections 216 . 220 each comprise a locking lug on the sides facing each other 217 for engaging in a latching nose receptacle 203 , each with the first 202a and second magnetic diverter 202b are formed.

The the reset device 212 constituting section of the holding and restoring device 212 . 214 closes immediately to the one holding section 216 the holding device 214 at. The reset device 212 includes a return spring element 222 which is formed of a leaf spring element. The one holding section 216 and the return spring element 222 are formed cross-sectionally substantially V-shaped, wherein the one holding portion 216 with the return spring element 222 are positively connected to each other in the top of the V-shape. In this connection area is the catch 217 of a holding section 216 arranged. The return spring element 222 has a free end 223 for receiving and conditioning with a return spring element recording 504 the actuator 500 on.

4 shows an exploded view of the actuator 500 according to an embodiment of the present invention. The actuating device 500 includes a U-shaped housing element 506 in that between the legs and the basic shape of the U-shape is an actuating element receptacle 508 ausformt. In the longitudinal direction of the housing element 506 closes the end of the collar 502 on, with the collar 502 the housing element 506 on the actuator-recording 508 opposite side of the housing element 506 protrudes laterally and thereby a stop for a limitation of the movement path of the actuator 500 in the force action direction of the actuating force F _B in cooperation with the limiting element 232 of the guide element 230 represents. The collar 502 goes on the the housing element 506 opposite side in an actuator 510 for receiving and transmitting the actuating force F _B to the housing element 506 above. The actuator 510 is hemispherical in shape. The actuator 510 alternatively, any other, for actuating the actuator 500 have appropriate shape.

The actuator holder 508 is in the direction of the actuator 510 from the return spring element receptacle 504 limited, which of the collar 502 is enclosed. The actuator holder 508 is such that an actuator spring 512 and an actuator 514 for setting the magnetic flux conductor 208 in the actuator receptacle 508 can be included. For this purpose, the U-shaped housing element 506 on the actuator element holder 508 facing side a retaining pin 516 on, which engages with one with the actuator spring 512 shaped pin receptacle 518 for holding the actuator spring 512 in the actuator receptacle 508 can be brought.

The housing element 506 further includes an actuator guide 520 in the respective legs of the U-shape in the form of a recess 520 on. The actuator guide 520 is provided, the actuator 514 transverse to the direction of action of force of the actuating force F _B to keep displaced. For this purpose, the actuator 514 a teigrollenähnliche shape, wherein the thicker middle region of the actuating element 514 a rolling or sliding surface for contacting one of the coil assembly 201 remote surface side of the magnetic flux conductor 208 ausformt. The two protruding from the thicker middle region webs of the actuating element 514 engage in the actuator guide 520 accordingly and lead the rolling or sliding surface along the actuator guide 520 , The actuator spring 512 is U-shaped, wherein the legs of the U-shape of the actuator spring 512 in the assembled state of the actuator 500 a compressive force on the actuator 514 , In particular on the webs of the actuating element 514 exercise. The actuator spring 512 is to between the actuator 514 and the housing element 506 in the actuator receptacle 508 arranged.

5 shows a mounted state of the induction generator 200 with the holding and restoring device 212 . 214 as well as in the actuator recording 230 used actuating device 500 , The holding and restoring device 212 . 214 does that grasp the magnetic elements 210a . 210b comprehensive end of the coil assembly 201 such that the holding sections 216 . 220 each associated, the induction coil 206 opposite surface sides of the first 202a and the second magnet diverter 202b contact, with the locking lugs 217 in the respectively associated latching nose receptacle 203 intervention. This allows the coil arrangement 201 be securely held together in a simple manner.

The holding and restoring device 212 . 214 may be formed from a sheet-containing, preferably spring plate or resilient, plastic-containing material. The return spring element 222 engages in the return spring element recording 504 one. The engagement can preferably be carried out under prestress. Preferably, the actuating device 500 as well as the guide element 230 a further limiting device, by means of which a movement of the actuating device 500 opposite to the direction of force action of the actuating force F _{B is} limited to slipping out of the actuator 500 from the operating device holder 238 to avoid against the force action direction of the actuating force F _B. This further delimiting device can be formed, for example, by means of a latching device comprising at least one latching lug and a latching nose receptacle, the latching latch preferably being mounted on a guide element 230 facing outer surface side of the actuator 500 and the detent receptacle corresponding to one of the actuator 500 facing side of the guide element 230 can be provided. Furthermore, the side walls form 234 the coil arrangement 201 a recording for the middle section 218 the holding device 214 out.

In the in 5 shown position of the actuator 500 is the magnetic flux conductor 208 in a first setting position, in which the first contact surface 208a the frontal End of the first magnetic conductor 202a contacted. On the first contact surface 208a opposite side of the magnetic flux conductor 208 this is from the actuator 214 contacted. By exerting the actuating force F _B on the actuator 510 becomes the actuator 500 in the direction of action of the actuating force F _B moves. In this case, the return spring element acts 222 against the direction of action of force of the actuating force F _B , in which a partial amount of the actuating force F _{B is converted} into a corresponding spring force in the spring of the return spring 222 is recorded and saved. If an amount of the stored return spring force is greater than an amount of the actuating force F _B , the actuating device 500 by means of the return spring element 222 automatically against the force action direction of the actuating force F _B to a relaxation position of the return spring element 222 or up to a limit position determined by the limiting device of the actuator 500 emotional.

6 shows a schematic side view of an induction generator 300 according to another embodiment of the present invention. The structure of the induction generator 300 similar to the structure of the induction generator 200 , where the induction generator 300 this preferred further embodiment of the above-described only by the shape of the first Magnetumleiters 302a , the second magnet diverter 302b as well as the spool core 304 different. The first and second magnetic diverter 302a . 302b are L-shaped, wherein the short leg of the L-shape has a contact surface for the first contact surface 208a of the magnetic flux conductor 208 ausformt. By choosing the length of the short leg of the L-shape of the first Magnetumleiters 302a can the contact surface size between the first magnet diverter 302a and the magnetic flux conductor 208 regardless of a thickness of the first magnet bypass 302a be selected suitable. In this connection, it is stated that with an increase in the contact surface, the magnetic flux density in this contact surface region simultaneously decreases with the magnetic flux loop closed. As the contact surface area increases, the magnetic flux density can be reduced by separating the magnetic flux conductor 208 from the first magnet diverter 302a required mechanical energy can be reduced. The second magnet diverter 302b is identical to the first magnet diverter 302a educated.

The coil core 304 includes two coil core elements 304a . 304b , which are each cranked such that the front ends of the respective coil core element 304a . 304b pointing in the same direction. In this case, each coil core element 304a . 304b a short and a long portion, wherein the long portions contact and the short portions are opposite to each other along a contact surface plane formed by the long portions. The coil core elements 304a . 304b are formed identically in this preferred embodiment, wherein the long portions contact each other such that the front ends of the respective long portions have a common end free spool core end 305 turn off. At this free spool core end 305 is the magnetic flux conductor 308 tiltable arranged. An attachment of the magnetic flux conductor 208 at the free end of the coil core 305 can be done as in the above-described, preferred embodiment.

Between the short sections of the respective spool core 304a . 304b and the respective associated first magnet diverter 302a or second magnet diverter 302b are the first magnetic element 310a and the second magnetic element 310b arranged accordingly. As a result, with the same extent in at least the direction of longitudinal extension of the coil arrangement as in the above-described preferred embodiment, a coil core can be provided with a larger area that can be surrounded or enclosed by an induction coil, ie with a larger coil and thus with a higher number of turns. As a result, a higher induction voltage can be obtained.

7 shows an induction generator 400 according to another preferred embodiment of the present invention. The induction generator 400 follows the principle of the above-described induction generator 300 in which the coil core 404 a larger area than the spool core 204 of the induction generator 200 of the first described embodiment of an induction generator 200 describes. This is achieved by the fact that the induction generator 400 from the above-described embodiments of an induction generator 200 . 300 by another shape of the first magnet diverter 402a , the second magnet diverter 402b , the spool core 404 and the arrangement of the first magnetic element 410a and the second magnetic element 410b different. In detail, the induction generator includes 400 two identically configured first and second magnetum diverter 402a . 402b , which in each case C- or U-shaped configured, wherein the first magnet diverter 402a and the second magnet diverter 402b contact via a respective frontal end. Preferably, the first and second magnetic diverter 402a . 402b also be formed from a single U-shaped or C-shaped descriptive component.

Between the first magnet diverter 402a and the second magnet diverter 402b becomes a Receiving space for receiving the spool core 404 and one of the coil core 404 surrounded coil (not shown) is formed. The coil core 404 is rod-shaped and contacts the front of the first magnet diverter 402a and the second magnet diverter 402b in a one connection region of the first and second magnetic diverter 402a . 402b making up section. The coil core 404 In this preferred embodiment, it extends parallel to a bottom of the U-shape of the respective magnetic diverter 402a . 402b , The first and second magnetic diverter 402a . 402b each have a leg whose end faces with the interposition of a free end 405 of the spool core 404 are opposite. This protrudes the bobbin 404 from the connection area of the magnetic diverters 402a . 402b at right angles and extends over one between the free ends of the magnetum diverter 402a . 402b formed gap, parallel to the bottom of the respective U-shaped first and second magnet diverter 402a . 402b therethrough. At the free end of the spool core 405 is the magnetic flux conductor 208 tiltable arranged. The arrangement of the magnetic flux conductor 208 can be done as described above.

On a side facing away from the receiving space surface side of the short leg of the first 402a and the second magnet diverter 402b is each a magnetic element 410a . 410b for contacting the respectively associated first contact surface 208a and second contact surface 208b of the magnetic flux conductor 208 arranged in the respective first and second parking position. The 7 shows the magnetic flux conductor 208 in the first setting position, in which the first contact surface 208a the first magnetic element 410a contacted. In this case, the first magnetic element contacts 410a the first magnet diverter 402a with a different polarity than the second magnetic element 410b the second magnet diverter 402b as in the above-described embodiments of the induction generators 200 and 300 executed.

8A to 8C show exemplarily a switching operation of the magnetic flux conductor 208 from a first position ( 8A ) via an intermediate position ( 8B ) in a second position ( 8C ). The switching operation becomes exclusive in these figures with reference to the induction generator 200 described according to the first preferred embodiment. The switching process described below applies equally to those with the 6 and 7 shown induction generators 300 . 400 according to further preferred embodiments.

8A shows the magnetic flux conductor 208 in a first setting position, in which the first contact surface 208a a front end of the magnet diverter 202a contacted. The second contact surface 208b is from the front end of the second Magnetumleiters 202b spaced. The magnetic flux conductor 208 is at the free end 205 of the spool core 204 as described above tiltably arranged. In the first position is the in 4 shown actuator 514 with its rolling or sliding contact surface in contact with one of the first contact surface 208a remote surface side of the magnetic flux conductor 208 , In the first setting position, a first magnetic flux MF1 flows from the first magnetic element 210a over the spool core 204 , over the magnetic flux conductor 208 or the first contact surface 208a and over the first magnet diverter 202a to the first magnetic element 210a back.

By applying an actuating force F _B on the actuator 510 the actuator 500 the actuator moves 500 in the direction of action of force of the actuating force F _B , wherein the actuating element 514 along the contacting surface side of the magnetic flux guide 208 rolls or slides. After reaching the transition section from one leg to the other leg of the V-shaped magnetic flux guide 208 , which transition portion is formed over the above-described obtuse angle and forms a corresponding valley, the actuator 514 on the second contact surface 208b facing away, a Auffahrrampe forming surface side of the magnetic flux conductor 208 guided. By means of the actuator spring 512 becomes the magnetic flux conductor 208 over the actuator 514 with a pressure in the direction of the coil arrangement 201 applied. If an amount of pressure on the second contact surface 208b remote surface side of the magnetic flux conductor 208 greater than an amount of attraction between the first contact surface 208a and the first magnet diverter 202a is, the magnetic flux conductor moves 208 from the first position to a position like in 8B shown intermediate position. In this intermediate position are the first contact surface 208a as well as the second contact surface 208b from the respectively associated first and second magnetic diverters 202a . 202b spaced over an air gap. By further actuation of the actuator 500 in the direction of action F _B or by increasing the pressure force on the second contact surface 208b opposite surface side of the magnetic flux conductor 208 over the actuator 514 the magnetic flux conductor moves 208 in a like in 8C shown second adjusting position, if the amount of pressure sufficient, between the first contact surface 208a and the first magnet diverter 202a acting attraction to the movement of the magnetic flux conductor 208 to overcome.

In the second setting position contacted the second contact surface 208b the front end of the second magnet diverter 202b , where the first contact area 208a from the front end of the first magnet diverter 202a is spaced. Due to the magnetic contact between the magnetic flux conductor 208 and the second magnet diverter 202b a second magnetic flux MF2 is generated from the second magnetic element 210b over the second magnet diverter 202b , the magnetic flux conductor 208 or the second contact surface 208b , the coil core 204 back to the second magnetic element 210b runs.

The switching process from the first to the second setting position of the magnetic flux guide 208 can on the above-described embodiment of the induction generators 200 . 300 . 400 in conjunction with the actuator 500 according to one of the preferred embodiments of the present invention, regardless of an operating speed of the actuator 500 respectively. The switching operation or the switching speed is in this case in particular by the actuating element 514 in conjunction with the actuator spring 512 affected. As a result, an abrupt changeover or change from the first setting position via the intermediate position into the second setting position can take place abruptly, the switching speed being due to the low weight of the magnetic flux conductor 208 is positively influenced. Furthermore, a lower actuation force for the switching operation is necessary because only one contact surface between the magnetic flux conductor and corresponding magnetum diverter is to be separated in comparison with the known prior art in which at least two contact surfaces between magnetic flux conductors and corresponding magnet diverters are to be separated. By placing the magnetic flux conductor 208 From the first to the second setting position or vice versa, a corresponding induction voltage can be generated in the induction coil, wherein the induction voltage for supplying, for example, a transmission device for transmitting signals is provided tapped.

By means of the induction generator according to the embodiments described above, a radio switch can be provided which comprises a transmission device for preferably wireless transmission of a signal in addition to the induction generator, wherein the transmission device for supplying an electrical voltage with the induction generator or with the induction coil is electrically connected or connected. The radio switch can be made miniaturizable and compact.

9 shows an exemplary diagram of a method 1000 for manufacturing an induction generator according to an embodiment of the present invention. In one step 1100 an E-shaped coil arrangement is provided with a first magnet diverter, a second magnet diverter and a coil core surrounded by an induction coil, and in a further step 1200 an adjustable magnetic flux conductor arranged on a magnetically conductively connected to the coil core portion of the coil arrangement for alternately, each defining a parking position contact between the first and the second magnetum diverter. The method further includes a step 1300 in which at least a first magnetic element is arranged at least between the first magnetic diverter and the coil core or between the first magnetic diverter and the magnetic flux guide for generating a first magnetic flux in the coil core in a first setting position of the magnetic flux guide, in which step at least one second magnetic element is interposed between the first magnetic core second magnetum conductor and the coil core or between the second magnetum diverter and the magnetic flux conductor for generating a second magnetic flux directed counter to the first magnetic flux is arranged in the coil core in a second adjustment position of the magnetic flux conductor. This can be a cost-effective, compact ausgestalteter induction generator can be provided, which can produce at least equal to or greater induction voltage compared to prior art induction generators reduced operating force.

As described above, the induction generators 200 . 300 . 400 According to the preferred embodiments in common that an electrical induced voltage only by a tilting movement of the magnetic flux conductor to the solenoid core connected to the coil core portion of the coil assembly between a first position defining defining contact of the magnetic flux conductor with the first Magnetumleiter and a second actuating position defining contact of the magnetic flux conductor the second magnetum diverter can be generated, wherein only a contact between the magnetic flux conductor and the coil assembly is to be separated.

The embodiments described and shown in the figures are chosen only by way of example. Different embodiments may be combined completely and with respect to individual features. Also, an embodiment may be supplemented by one or more features of another embodiment. The dimensions of the geometric shapes of the elements described are only examples and can be adjusted accordingly in particular fields of application of the induction generator.

LIST OF REFERENCE NUMBERS

100, 200, 300, 400

 induction generator

101, 201, 301, 401

 coil assembly

102

Magnetumleiter

104, 204, 304, 404

 Plunger

106, 206, 306, 406

 induction coil

108, 208, 308, 408

 Flux guides

110

magnetic element

112

pole pieces

202a, 302a, 402a

first magnetic diverter

202b, 302b, 402b

second magnetic diverter

203

Locking lug recording

205, 305, 405

Plunger end

208a, 308a, 408a

first contact surface of the magnetic flux conductor

208b, 308b, 408b

second contact surface of the magnetic flux conductor

209

admission

210a, 310a, 410a

first magnetic element

210b, 310b, 410b

second magnetic element

212

Reset device

214

holder

216, 220

holding section

217

locking lug

218

mid section

222

Restoring spring element

223

free end of the return spring element

230

guide element

232

limiting element

234

Side wall

236

electric contact

238

Actuator recording

240

Guide element sidewall

242

Guide element center wall

304a, 304b

Core element

500

actuator

502

collar

504

Return spring element receptacle

506

housing element

508

Control Recording

510

actuator

512

Actuator spring

514

actuator

516

retaining pins

518

pin receiver

520

Adjusting member guiding

α

dull angle

FB

operating force

MF1

first magnetic flux

MF2

second magnetic flux

QUOTES INCLUDE IN THE DESCRIPTION

This list of the documents listed by the applicant has been generated automatically and is included solely for the better information of the reader. The list is not part of the German patent or utility model application. The DPMA assumes no liability for any errors or omissions.

Cited patent literature

• DE 10315765 A1 [0002]
• DE 102008003595 A1 [0003]
• DE 102011002740 A1 [0005]

Claims (15)

Induction generator ( 200 ; 300 ; 400 ) for a radio switch, comprising an E-shaped coil arrangement ( 201 ; 301 ; 401 ) with a first magnet diverter ( 202a ; 302a ; 402a ), a second magnet diverter ( 202b ; 302b ; 402b ) and one of an induction coil ( 206 ; 306 ; 406 ) at least partially surrounding coil core ( 204 ; 304 ; 404 ), which is located between the first magnet diverter ( 202a ; 302a ; 402a ) and the second magnet diverter ( 202b ; 302b ; 402b ) is arranged in each case contacting; and a magnetic flux guide movable between two setting positions ( 208 ; 308 ; 408 ) for reversing the spool core ( 204 ; 304 ; 404 ), characterized in that the magnetic flux conductor ( 208 ; 308 ; 408 ) tiltable on one with the coil core ( 204 ; 304 ; 404 ) magnetic flux conductively connected portion of the coil assembly ( 201 ; 301 ; 401 ) to the alternate, each defining a positioning position contact with the first ( 202a ; 302a ; 402a ) and the second magnet diverter ( 202b ; 302b ; 402b ) is arranged. Induction generator ( 200 ; 300 ; 400 ) according to claim 1, characterized in that the magnetic flux conductor ( 208 ; 308 ; 408 ) at a free end ( 205 ; 305 ; 405 ) of the spool core ( 204 ; 304 ; 404 ) tiltable around the free end of the coil core ( 205 ; 305 ; 405 ) is arranged. Induction generator ( 200 ; 300 ; 400 ) according to claim 1 or 2, characterized in that the magnetic flux conductor ( 208 ; 308 ; 408 ) a first contact surface ( 208a ; 308a . 408a ) for contact with the first magnet diverter ( 202a ; 302a ; 402a ) and a second contact surface ( 208b ; 308b ; 408b ) for contact with the second magnet diverter ( 202b ; 302b ; 402b ), wherein one of the first contact surface ( 208a ; 308a ; 408a ) comprehensive level and a second contact area ( 208b ; 308b ; 408b ) comprehensive level on one of the first and second contact surfaces ( 208a ; 308a ; 408a ; 208b ; 308b ; 408b ) facing away from these planes and at an intersection of the planes include an angle (α) between 0 ° and 180 °. Induction generator ( 200 ; 300 ; 400 ) according to claim 3, characterized in that the angle (α) is in a range of greater than 90 ° to less than 180 °, preferably in a range of 140 ° to 170 °. Induction generator ( 200 ; 300 ; 400 ) according to one of the preceding claims, characterized in that the induction generator ( 200 ; 300 ; 400 ) at least one first magnetic element ( 210a ; 310a ; 410a ) in a contact plane between the first magnet bypass ( 202a ; 302a ; 402a ) and the spool core ( 204 ; 304 ; 404 ) or between the first magnet diverter ( 202a ; 302a ; 402a ) and the magnetic flux conductor ( 208 ; 308 ; 408 ) and at least one second magnetic element ( 210b ; 310b ; 410b ) in a contact plane between the second magnet bypass ( 202b ; 302b ; 402b ) and the spool core ( 204 ; 304 ; 404 ) or between the second magnet diverter ( 202b ; 302b ; 402b ) and the magnetic flux conductor ( 208 ; 308 ; 408 ), wherein the first magnetic element ( 210a ; 310a ; 410a ) the first magnet diverter ( 202a ; 302a ; 402a ) at least in a first setting position of the magnetic flux conductor ( 208 ; 308 ; 408 ) magnetically contacted with a different polarity than the second magnetic element ( 210b ; 310b ; 410b ) the second magnet diverter ( 202b ; 302b ; 402b ) in a second setting position of the magnetic flux conductor ( 208 ; 308 ; 408 ). Induction generator ( 200 ) according to one of the preceding claims, characterized in that the induction generator ( 200 ) one on the coil assembly ( 201 ) mountable reset device ( 212 ) for resetting a magnetic flux conductor ( 208 ) actuating device ( 500 ) against a direction of force acting on the actuating device ( 500 ), a position of the magnetic flux conductor ( 208 ) causing actuation force (F _B ). Induction generator ( 200 ) according to one of the preceding claims, characterized in that the induction generator ( 200 ) a holding device ( 214 ) for holding the coil assembly ( 201 ) having. Induction generator ( 200 ) according to claim 6 and 7, characterized in that the holding device ( 214 ) and the reset device ( 212 ) are formed by a structural unit, in particular by a spring element. Induction generator ( 200 ) according to claim 8, characterized in that the holding and restoring device ( 214 . 212 ) at least two mutually spaced, opposing holding portions ( 216 . 220 ) to the respective plant on a free surface side ( 203a ; 203b ) of the first ( 202a ) and second magnetic diverter ( 202b ), wherein the at least two holding sections ( 216 . 220 ) over a middle section ( 218 ) are interconnected; and that the holding and restoring device ( 214 . 212 ) at least one on one of the holding sections ( 216 . 220 ) subsequent return spring element ( 222 ) with a free end ( 223 ) for resetting the actuating device ( 500 ), wherein the free end ( 223 ) engageable in the actuator ( 500 ) for converting a position of the magnetic flux guide ( 208 ) causing actuation force (F _B ) in a restoring force for resetting the actuator ( 500 ) is configured. Induction generator ( 200 ) according to one of the preceding claims, characterized in that the induction generator ( 200 ) a guide element ( 230 ) for guiding a magnetic flux conductor ( 208 ) actuating device ( 500 ) in the direction of action of a force acting on the actuator ( 500 ), a position of the magnetic flux conductor ( 208 ) causing actuation force (F _B ). Induction generator ( 200 ) according to claim 10, characterized in that the guide element ( 230 ) at least one with the actuating device ( 500 ) cooperating limiting element ( 232 ) for limiting one of the setting positions of the magnetic flux conductor ( 208 ), parallel to the force action direction of the actuating force (F _B ) extending movement path of the actuating device ( 500 ). Method for producing an induction generator ( 200 ; 300 ; 400 ) for a radio switch, comprising the steps of providing ( 1100 ) of an E-shaped coil arrangement ( 201 ) with a first magnet diverter ( 202a ; 302a ; 402a ), a second magnet diverter ( 202b ; 302b ; 402b ) and one of an induction coil ( 206 ; 306 ; 406 ) surrounding coil core ( 204 ; 304 ; 404 ); of arranging ( 1200 ) of an adjustable magnetic flux conductor ( 208 ; 308 ; 408 ) at one with the coil core ( 204 ; 304 ; 404 ) magnetic flux conductively connected portion of the coil assembly ( 201 ; 301 ; 401 ) for alternating, each defining a positioning position contact between the first ( 202a ; 302a ; 402a ) and the second magnet diverter ( 202b ; 302b ; 402b ); and for magnetic contacting ( 1300 ) of two components suitable arranging ( 1300 ) at least one first magnetic element ( 210a ; 310a ; 410a ) at least between the first magnet bypass ( 202a ; 302a ; 402a ) and the spool core ( 204 ; 304 ; 404 ) or between the first magnet diverter ( 202a ; 302a ; 402a ) and the magnetic flux conductor ( 208 ; 308 ; 408 ) for generating a first magnetic flux (MF1) in the coil core ( 204 ; 304 ; 404 ) in a first position of the magnetic flux guide ( 208 ; 308 ; 408 ) and at least one second magnetic element ( 210b ; 310b ; 410b ) between the second magnet diverter ( 202b ; 302b ; 402b ) and the spool core ( 204 ; 304 ; 404 ) or between the second magnet diverter ( 202b ; 302b ; 402b ) and the magnetic flux conductor ( 208 ; 308 ; 408 for generating a second magnetic flux (MF2) in the coil core opposite to the first magnetic flux ( 204 ; 304 ; 404 ) in a second setting position of the magnetic flux conductor ( 208 ; 308 ; 408 ). Radio switch comprising an induction generator ( 200 ; 300 ; 400 ) according to any one of the preceding claims; and a transmission device for the wireless transmission of a signal, wherein the transmission device for supplying a voltage to the induction generator ( 200 ; 300 ; 400 ) is electrically connected or connected. Method for generating an induction voltage by means of an induction generator ( 200 ; 300 ; 400 ) comprising a magnetic flux conductor ( 208 ; 308 ; 408 ), which is tiltable between at least two parking positions, one in the first parking position, in a spool ( 204 ; 304 ; 404 ) of a coil arrangement ( 201 ; 301 ; 401 ) of the induction generator ( 200 ; 300 ; 400 ) magnetic flux (MF1, MF2) opposite to one in the second setting position, in which the coil core ( 204 ; 304 ; 404 ) magnetic flux (MF2, MF1) is directed, wherein the magnetic flux conductor ( 208 ; 308 ; 408 ) in the first and second actuating position with the coil arrangement ( 201 ; 301 ; 401 ) via two contacts for closing one via the coil arrangement ( 201 ; 301 ; 401 ) and the magnetic flux conductor ( 208 ; 308 ; 408 ), the correspondingly generated magnetic flux (MF1, MF2) comprising magnetic flux circuit is magnetically connected, the method comprises a step of tilting the magnetic flux conductor ( 208 ; 308 ; 408 ) for carrying the same from the first to the second setting position, wherein the magnetic flux conductor ( 208 ; 308 ; 408 ) during a transition from the first to the second setting position with one with the coil core ( 204 ; 304 ; 404 ) magnetic flux conductively connected, one of the two magnetic contacts constituting portion of the coil assembly ( 201 ; 301 ; 401 ) is connected in a magnetic flux conducting manner. A method according to claim 14, characterized in that the induction generator is an induction generator according to one of claims 1 to 11.

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