EP2057653B1 - Commutateur electrique - Google Patents

Commutateur electrique Download PDF

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Publication number
EP2057653B1
EP2057653B1 EP07817454.7A EP07817454A EP2057653B1 EP 2057653 B1 EP2057653 B1 EP 2057653B1 EP 07817454 A EP07817454 A EP 07817454A EP 2057653 B1 EP2057653 B1 EP 2057653B1
Authority
EP
European Patent Office
Prior art keywords
contact
leaf spring
switching
slider
base
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP07817454.7A
Other languages
German (de)
English (en)
Other versions
EP2057653A1 (fr
Inventor
Jens Riesenberg
Constantin-Romeo Morariu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Marquardt GmbH
Original Assignee
Marquardt GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Marquardt GmbH filed Critical Marquardt GmbH
Publication of EP2057653A1 publication Critical patent/EP2057653A1/fr
Application granted granted Critical
Publication of EP2057653B1 publication Critical patent/EP2057653B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/26—Snap-action arrangements depending upon deformation of elastic members
    • H01H13/36—Snap-action arrangements depending upon deformation of elastic members using flexing of blade springs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
    • H01H1/40—Contact mounted so that its contact-making surface is flush with adjoining insulation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/58—Electric connections to or between contacts; Terminals
    • H01H1/5844—Electric connections to or between contacts; Terminals making use of wire-gripping clips or springs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
    • H01H11/0056—Apparatus or processes specially adapted for the manufacture of electric switches comprising a successive blank-stamping, insert-moulding and severing operation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/04—Cases; Covers
    • H01H13/06—Dustproof, splashproof, drip-proof, waterproof or flameproof casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
    • H01H13/64—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member wherein the switch has more than two electrically distinguishable positions, e.g. multi-position push-button switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
    • H01H1/40—Contact mounted so that its contact-making surface is flush with adjoining insulation
    • H01H1/403—Contacts forming part of a printed circuit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/10—Bases; Stationary contacts mounted thereon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/12—Movable parts; Contacts mounted thereon

Definitions

  • the invention relates to an electrical switch according to the preamble of patent claim 1.
  • Such designed in the manner of a micro and / or snap switch switch find a variety of uses and can be suitable both for switching power and signal currents.
  • these switches can be used for various applications in motor vehicle locks.
  • the switch has a housing in which a contact system consisting of a movable switching contact and at least one fixed contact is located.
  • a movable actuator protrudes out of the housing for switching the contact system.
  • the contact system can have two fixed contacts. As a result, the switching contact to the one fixed contact according to a first switching position and to the other fixed contact according to a second switching position when switching the contact system is movable. In some applications, this functionality of the switch is not enough.
  • the contact system of the switch has a slider as a switching contact and a contact surface as a fixed contact, so that the slider when switching with the Contact surface interacts.
  • the contact system is switched by moving the wiper onto the contact surface and / or away from the contact surface.
  • the switch has three switch positions, wherein the contact system of this switch consists of a switch contact and three fixed contacts and the third switch position is located between the two outer fixed contacts.
  • the invention has for its object to provide a switch with extended functionality, the switch should have three switch positions in a simple manner.
  • the switch according to the invention is a spacer made of insulating material between the fixed contacts, so that the contact surfaces of the fixed contacts and the spacer form a flat path for the grinder.
  • the switching contact is movable into a further third switching position, wherein the grinder rests in the third switching position on the electrically insulating spacer.
  • an elastic member configured as a leaf spring coupled with the wiper for cooperation cooperates with the switching contact and / or the actuator for returning.
  • this switch has approximately the switching behavior of a snap-action switch, although the contact system is greatly simplified compared to a conventional snap-action switch. The assembly of only a small number of items having switch can be performed in a simple manner and automatically.
  • such a wiper switch can be characterized in that it allows use as a center-zero switch with three defined switching positions.
  • switching position ranges namely normally closed (NC), zero position (dead travel) and NO (NO), as well as the deliberate increase in the dead travel corresponding to the zero position, three areas are created, to which a defined position is assigned.
  • NC normally closed
  • NO NO
  • a corresponding query by means of the switch for example, in a motor vehicle lock allows.
  • the switch has a housing which can be produced in a conventional manner from plastic by injection molding, and consists of a housing upper part and designed as a base housing lower part. Inside the housing, the contact system is arranged. The electrical connections for the contact system protrude from the base of the housing. The trained in the manner of a pusher actuator projects at an opening in the upper housing part movable out. To seal the inside of the housing on the upper housing part, the actuating member is provided with a bellows-shaped seal covering the opening.
  • the bellows-shaped seal may be made of silicone.
  • the contact surface for the fixed contact can be formed integrally with the one electrical connection, the switching contact in turn is in electrical connection with the other electrical connection.
  • the connections and the contact surfaces are made in the manner of a stamped grid.
  • the electrical connections can be injected as a stamped grid in a simple manner in the base during its manufacture.
  • a good seal in the housing interior is achieved at the base.
  • the fixed contact made of a sheet metal strip as a stamped grid may have an approximately rectangular cross section with a wide side and a narrow side.
  • the contact surface is to interact with the grinder on the wide side.
  • the material for the spacer is expediently plastic, in particular the plastic from which the base also consists. Then, in a simple manufacturing manner, the spacer can be produced simultaneously during injection of the connections in the base and / or during injection molding of the base.
  • a particular aspect of the invention is also that the designed as a wiper switch contact is integrated into the leaf spring. It results from a novel, three switch positions possessing micro-grinder switch with a grinder leaf spring as a central component of the contact system, the grinder and / or the leaf spring are integrated into the component.
  • the leaf spring can be configured in approximately L-shaped.
  • the leaf spring rests against one end, namely at the shorter leg of the L's, by means of contact pads on a contact bearing which is located at the further electrical connection, producing an electrical connection.
  • the leaf spring for this purpose has two resiliently formed contact pads, so that the leaf spring is mounted in the manner of a spring clip on the contact bearing.
  • the leaf spring is provided at the other end, on the longer leg of the L's, with an actuating surface for cooperation with the actuator.
  • the longer leg of the L's is pivotable about the connection of the two legs of the L's upon movement of the actuating member.
  • the switching contact is on the longer leg of the L's between the connection of the two legs of the L's and the actuating surface, and suitably in the vicinity of the actuating surface arranged. Consequently, the switching contact is indeed decoupled from the actuator and yet correspondingly movable by means of the actuator for switching.
  • the leaf spring can be made of metal. For this steel, stainless spring steel, copper beryllium o. The like. Suited. For cost manufacturability, the leaf spring is designed as a stamped and bent part, which has a broad and a narrow side. The leaf spring is then arranged after mounting in the contact system such that the broad side of the leaf spring is aligned approximately perpendicular to the wide and narrow side of the contact surface of the fixed contact. A grinder is punched free as a switching contact on the leaf spring and bent at about 90 ° relative to the broad side of the leaf spring, so that the grinder rests against the broad side of the contact surface with a contact pressure.
  • the grinder is due to the improvement in reliability through redundancy to form the grinder as a double grinder, wherein the one grinder rests on the front and the other grinder on the back of the contact surface.
  • the one grinder rests on the front and the other grinder on the back of the contact surface.
  • To further improve the switching behavior of the grinder may be provided with an embossed contact lug.
  • the leaf spring may have a latching hook, so as to fix the leaf spring in addition to the base, and preferably at the base of the base.
  • a fixation of the leaf spring on the base is particularly advantageous during the assembly process for the switch.
  • the latching hook can be punched free at the shorter leg of the L's.
  • To increase the life of the leaf spring can be embossed on the broad side of the longer leg of L's at least one bead for stiffening. The bead is located opposite the actuating surface and near the grinder where higher stresses can occur in the leaf spring.
  • the upper housing part has a socket facing the protruding edge for receiving the sealing compound.
  • the potting compound may consist of a one-component, light-curing plastic material. If necessary to increase the adhesion, the surfaces facing the potting at the base and on the protruding edge can be activated by introducing plasma gas plasma before introducing the potting compound.
  • Such a molded switch is suitable for use under harsh conditions, for example in motor vehicles.
  • the electrical switch without costly soldering on a circuit board, a carrier o. The like. Be placed.
  • the electrical connection of this switch has a receptacle, such that a receptacle corresponding to receiving, an electrical voltage for the contact system supplying plug-in element to the electrical connection in the manner of a solder and / or weld-free electrical connection attachable. is.
  • the switch has fewer parts compared to conventional micro-switches and consequently a high functional integration. It is a simple switching system with few, moving parts. As a result, the switch, due to the simplification of the assembly process due to the reduced number of process steps, also significantly cheaper than comparable previous switch produced.
  • the inventively designed switch allows the production by means of a simplified manufacturing concept that allows higher mounting clock rates than before. In addition, the manufacturing concept leads to a shorter set-up time of the assembly machine and thus allows a small batch size per order and convincedslos.
  • the switch according to the invention has a comparable to a snap and / or microswitch switching behavior, however, allows a noiseless operation, because the grinder system eliminates the otherwise typical click of a snap-action system operating with a spring. It is also advantageous that the contact force is constant over the total path of the grinder is. The high contact reliability of the switch supports the switching of signals. The large total path of the grinder results in a long overtravel on the closer, which in turn allows large installation tolerances.
  • the contact system also allows smaller dimensions for the switch than conventional microswitches. Due to the reduction results in a material and thus cost savings.
  • the switch provides a high level of protection against harmful environmental influences by an improved tightness between the base and the housing or base and punched grid is realized. Thus, the switching system is protected against contamination and its reliability increased.
  • the leaf spring used in the contact system simultaneously fulfills several functions. Firstly, the leaf spring ensures a uniform contact force over the entire stroke of the grinder. On the other hand, the leaf spring also exerts the reset function for the example designed as a pusher actuator. Finally, the leaf spring also provides for the contact to the terminals, the switching system is equipped with double connections corresponding to two fixed contacts.
  • a formed in the manner of a micro and / or snap switch electrical switch 1 is in Fig. 1 to see closer.
  • the switch 1 has a housing 2 in the interior of which a contact system 3 is arranged, as further described in FIG Fig. 2 is shown.
  • the contact system 3 consists of a in Fig. 3 visible, movable switching contact 4 and at least one fixed contact 5.
  • a movable actuator 7 is used to switch the contact system 3.
  • An elastic element 8 cooperates with the switching contact 4 and / or the actuator 7 to the provision.
  • the switching contact 4 are configured as a slider and the fixed contact 5 as a contact surface, so that the slider 4 cooperates with the contact surface 5 when switching.
  • the grinder 4 is moved by means of the actuating member 7 on the contact surface 5 and / or moved away from the contact surface 5.
  • the elastic element 8 is configured as a leaf spring coupled to the wiper 4 and thus cooperating.
  • the housing 2 is made of plastic, for example a thermoplastic material, and is produced by injection molding.
  • the housing 2 according to Fig. 2 from an upper housing part 9 and a lower housing part 10 designed as a base. Electrical connections 11, 12 for the contact system 3 protrude from the housing 2 at the base 10.
  • the actuator 7 protrudes in the manner of a pusher at an opening 14 in the housing upper part 9 sealed out movable and is in turn actuated by means of a shift lever 17 in the described embodiment.
  • the shift lever 17 may have the application for the switch 1 according to an angled or other configuration.
  • the actuator 7 is provided with a bellows-shaped seal 15, which consists for example of silicone.
  • the seal 15 is attached to the housing bottom part 9 by means of a kind of caulking, for example by pressing plastic chips on the edge around the opening 14 in the housing upper part 9 inwardly towards the seal 15 during assembly of the seal 15 by means of a knife.
  • a kind of caulking for example by pressing plastic chips on the edge around the opening 14 in the housing upper part 9 inwardly towards the seal 15 during assembly of the seal 15 by means of a knife.
  • sealing tips 34 may be provided with sealing tips 34.
  • In the region of the seal 15 are located on the upper housing part 9 four dome 16 as a stop for the external actuation of the actuator. 7
  • the contact system 3 accordingly Fig. 3 and Fig. 4 two fixed contacts 5, 6, so that the switching contact 4 between the two fixed contacts 5, 6 for switching the contact system 3 is movable.
  • the contact surface for the fixed contact 5, 6 is integrally formed with one electrical connection 11, 13.
  • the switching contact 4 is in electrical connection with the further electrical connection 12.
  • the terminals 11, 12, 13 and the contact surfaces 5, 6 are made in the manner of a stamped grid.
  • the electrical connections 11, 12, 13 are injected as a stamped grid in the base 10 during its manufacture, which also on the base 10 a substantial tightness is achieved in the interior of the housing 2.
  • a casting 18 is additionally attached to the base 10 in the region of the terminals 11, 12, 13, as the Fig. 2 can be seen.
  • a base 10 facing the protruding edge 19 is located on the upper housing part 9 for receiving the potting compound.
  • the potting compound may consist of a one-component, light-curing plastic material. If necessary, the surfaces facing the potting 18 can be activated on the base 10 and on the protruding edge 19 prior to introduction of the potting compound by means of plasma radiation.
  • the fixed contact 5, 6 has an approximately rectangular cross-section with a wide side and with a narrow side.
  • the contact surface 5, 6 is according to Fig. 3 for cooperation with the grinder 4 on the wide side.
  • a spacer 20 made of insulating material, of plastic, is located between the fixed contacts 5, 6, so that the contact surfaces 5, 6 of the fixed contacts and the spacer 20 form a flat path for the grinder 4 and the fixed contacts 5, 6 electrically from each other isolated and mechanically fixed.
  • the spacer 20 is made at the same time when injecting the terminals 11, 12, 13 in the base 10 and / or during injection molding of the base 10.
  • the spacer 20 has a width of about 2/10 to 3/10 mm in order to achieve a substantially instantaneous switching between the two fixed contacts 5, 6 as in a conventional snap-action switch. However, if necessary, the width for the spacer 20 can be increased.
  • the designed as a wiper switch contact 4 is integrated into the leaf spring 8.
  • the leaf spring 8 is configured approximately L-shaped, as in Fig. 5 you can see.
  • the leaf spring 8 is located at one end, namely on the shorter leg 21 of the L's, by means of a contact pad 23 at a in Fig. 4 visible, located at the other electrical connection 12 contact bearing 25 at.
  • the leaf spring 8 has two resiliently formed contact pads 23, 24 in the manner of a spring clip, so that the leaf spring 8 is both attached to the contact bearing 25 and has a redundant electrical connection to the contact bearing 25.
  • the leaf spring 8 is provided at the other end, namely on the longer leg 22 of the L's, with an actuating surface 26 for cooperation with the decoupled from the switching contact 4 actuator 7.
  • the longer leg 22 of the arm is pivotable on movement of the actuating member 7 about the connection 27 of the two legs 21, 22 of the L's.
  • a projection 28 on the base 10 As the Fig. 4 can be seen.
  • the switching contact 4 is on the longer leg 22 of the L's between the connection 27 of the two legs 21, 22 of the L's and the actuating surface 26, in the vicinity of the actuating surface 26, respectively.
  • the leaf spring 8 is made of metal, such as steel, stainless spring steel, copper beryllium o. The like., And is configured as a broad and a narrow side exhibiting punched and bent part.
  • the broad side of the leaf spring 8 is arranged approximately perpendicular to the wide and narrow side of the contact surface of the fixed contact 5, 6.
  • the grinder as a switching contact 4 is punched free on the leaf spring and bent at approximately 90 ° with respect to the broad side of the leaf spring 8.
  • the grinder 4 is applied by means of an impressed contact lug 29 on the broad side of the contact surface 5, 6 with a pressing force, as shown in FIG Fig. 3 can be seen.
  • the grinder 4 is designed as a double grinder 4,4 ', so that according to Fig. 3 and Fig. 5 a grinder 4 at the front and the other grinder 4 'at the back of the contact surface 5, 6 is present.
  • the leaf spring 8 has a latching hook 30.
  • the latching hook 30 is punched free at the shorter leg 21 of the L's.
  • the leaf spring 8 during the assembly process on the base 10, namely at the base 28 of the base 10, can be fixed.
  • On the broad side of the longer leg 22 of the L's at least one bead 31 is embossed for stiffening, as in Fig. 5 you can see.
  • the bead 31 is disposed opposite the actuating surface 26 and is located in the vicinity of the grinder 4.
  • the like For the purpose of improved contact properties with precious metal coated.
  • a coating are silver, gold o. The like., Or a noble metal alloy, such as gold-cobalt.
  • the contact system 3 has three switch positions.
  • the grinder 4 or 4 ' is movable to the contact surface of a fixed contact 5 according to a first switching position and to the contact surface of the other fixed contact 6 according to a second switching position when switching the contact system 3.
  • the switching contact 4 in a further third, located between the two fixed contacts 5, 6 switch position movable.
  • the grinder 4 or 4 ' is in the third switching position on the electrically insulating spacer 20 at.
  • the spacer 20 has a sufficient width, for example about 9/10 mm. Due to the spring characteristics of the leaf spring 8, the switching contact 4 is in the Starting position in contact with the fixed contact 6 according to the second switching position.
  • the switching contact 4 In the third switching position, the switching contact 4 is in contact with the spacer 20 and is in this switching position by appropriate, but not shown embodiment of the articulation of the actuating mechanism on the actuator 7 hold. The same applies to the first switching position in which the switching contact 4 is in contact with the fixed contact 5. It is in accordance with this switching sequence to an opener with subsequent zero position and another closer, so a switch in the manner of a "center-zero switch".
  • the in Fig. 6 is visible, the electrical connection 11, 12, 13, a receptacle 32 which is cut approximately in a cross shape.
  • a corresponding to the receptacle 32, an electrical voltage for the contact system 3 feeding plug 33 is according to Fig. 7 to the respective electrical connection 11, 12, 13 attachable, wherein the elements formed in the receptacle 32 due to the cross-shaped section deform accordingly for electrical contacting by the plug-in element 33. It is thus a solder and / or weld-free mountable electrical connection.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Push-Button Switches (AREA)
  • Manufacture Of Switches (AREA)
  • Slide Switches (AREA)

Claims (10)

  1. Commutateur électrique, en particulier du type d'un microrupteur et/ou d'un interrupteur à grande vitesse, ayant un système de contact (3) présentant un contact de commutation mobile (4) et deux contacts fixes (5, 6), ayant un organe d'actionnement mobile (7) pour actionner le système de contact (3) de telle sorte que le contact de commutation (4) peut être déplacé lors de la commutation du système de contact (3) sur un contact fixe (5) correspondant à une première position de commutation et sur l'autre contact fixe (6) correspondant à une deuxième position de commutation, et ayant une troisième position de commutation supplémentaire, se trouvant entre les deux contacts fixes (5, 6), dans laquelle le contact de commutation (4) peut être déplacé, le contact de commutation (4) étant réalisé en tant que curseur et le contact fixe (5, 6) en tant que surface de contact, de telle sorte que lors de la commutation, le curseur (4) coopère avec la surface de contact (5, 6) en ce que le curseur (4) est amené sur la surface de contact (5, 6) et/ou éloigné de la surface de contact (5, 6), caractérisé en ce qu'un séparateur (20) en matériau isolant se trouve entre les contacts fixes (5, 6) de telle sorte que les surfaces de contact (5, 6) des contacts fixes et le séparateur (20) forment une piste plane pour le curseur (4, 4'), le séparateur (20) isolant électriquement et fixant les surfaces de contact (5, 6) des contacts fixes, et en ce que le séparateur (20) possède une telle largeur que dans la troisième position de commutation, le curseur (4, 4') prend appui sur le séparateur isolant électriquement (20).
  2. Commutateur électrique selon la revendication 1, caractérisé en ce qu'un élément élastique (8) coopère avec le contact de commutation (4) et/ou l'organe d'actionnement (7) pour le retour et en ce que l'élément élastique (8) est de préférence réalisé en tant que ressort à lame couplé avec le curseur (4).
  3. Commutateur électrique selon la revendication 1 ou 2, caractérisé en ce que le système de contact (3) est agencé dans un logement (2), qui est en particulier fabriqué en plastique, en ce que de façon préférée, le logement (2) est constitué d'une partie supérieure de logement (9) et d'une partie inférieure de logement (10) réalisée en tant que culot, en ce que de façon plus préférée, des connexions électriques (11, 12, 13) pour le système de contact (3) s'étendent au niveau du culot (10) à partir du logement (2), et en ce que de façon encore plus préférée, l'organe d'actionnement (7) dépasse d'une ouverture (14) pratiquée dans la partie supérieure du logement (9) en pouvant être déplacé à la manière d'un poussoir et en étant étanche, en particulier au moyen d'un joint en forme de soufflet (15), réalisé par exemple en silicone.
  4. Commutateur électrique selon la revendication 1, 2, ou 3, caractérisé en ce que la surface de contact pour le contact fixe (5, 6) est réalisée d'une seule pièce avec une connexion électrique (11, 13), en ce que de façon préférée, le contact de commutation (4, 4') est en liaison électrique avec l'autre connexion électrique (12), en ce que de façon plus préférée, les connexions (11, 12, 13) et les surfaces de contact (5, 6) sont réalisées à la manière d'une grille estampée, et en ce que de façon encore plus préférée, les connexions électriques (11, 12, 13), en particulier en tant que grille estampée, sont injectées dans le culot (10) lors de sa fabrication.
  5. Commutateur électrique selon l'une des revendications 1 à 4, caractérisé en ce que le contact fixe (5, 6) possède une section sensiblement rectangulaire, avec un côté large et avec un côté étroit, en ce que de façon préférée, la surface de contact (5, 6) destinée à coopérer avec le curseur (4, 4') se trouve sur le côté large, en ce que de façon plus préférée, le séparateur (20) est réalisé en plastique, et en ce que de façon encore plus préférée, le séparateur (20) est fabriqué lors de l'injection des connexions (11, 12, 13) dans le culot (10) et/ou lors du moulage par injection du culot (10).
  6. Commutateur électrique selon l'une des revendications 1 à 5, caractérisé en ce que le contact de commutation réalisé en tant que curseur (4, 4') est intégré dans le ressort à lame (8), en ce que de façon préférée, le ressort à lame (8) est réalisé sensiblement en forme de L, en ce que de façon plus préférée, le ressort à lame (8) prend appui au niveau d'une extrémité, en particulier de la branche la plus courte (21) du L, par le biais d'une surface de connexion de contact (23, 24), et de préférence par le biais de deux surfaces de connexion de contact (23, 24) réalisées de façon élastique à la manière d'une bride de ressort, sur un palier de contact (25) se trouvant sur l'autre connexion électrique (12), de telle sorte que le ressort à lame (8) est fixé sur le palier de contact (25) et possède en même temps une liaison électrique avec le palier de contact (25), en ce que de façon encore plus préférée, le ressort à lame (8) est pourvu au niveau de l'autre extrémité, en particulier de la branche la plus longue (22) du L, d'une surface d'actionnement (26) destinée à coopérer avec l'organe d'actionnement (7) découplé du contact de commutation (4, 4') de telle sorte que la plus longue branche (22) du L peut être basculée, lors du déplacement de l'organe d'actionnement (7), à travers la jonction (27) des deux branches (21, 22) du L, une pièce rapportée (28) se trouvant en particulier sur le culot (10) pour soutenir la jonction (27) des deux branches (21, 22) du L à la manière d'un palier d'articulation, et en ce que de façon toujours plus préférée, le contact de commutation (4, 4') est agencé sur la plus longue branche (22) du L entre la jonction (27) des deux branches (21, 22) du L et la surface d'actionnement (26), en particulier à proximité de la surface d'actionnement (26).
  7. Commutateur électrique selon l'une des revendications 1 à 6, caractérisé en ce que le ressort à lame (8) est constitué de métal, comme l'acier, l'acier à ressort inoxydable, le cuivre-béryllium ou similaire, en ce que de façon préférée, le ressort à lame (8) est réalisé en tant que pièce courbe estampée présentant un côté large et un côté étroit, le côté large du ressort à lame (8) étant agencé sensiblement perpendiculairement au côté large et étroit de la surface de contact (5, 6) du contact fixe, en ce que de façon plus préférée, un curseur (4, 4') est découpé par estampage en tant que contact de commutation sur le ressort à lame (8) et courbé à environ 90° par rapport au côté large du ressort à lame (8) de telle sorte que le curseur (4, 4') prend appui sur le côté large de la surface de contact (5, 6) avec une force de pression, en particulier par le biais d'un bossage de contact gaufré (29), et en ce que de façon encore plus préférée, le curseur (4, 4') est réalisé en tant que curseur double de telle sorte qu'un curseur (4) se situe sur le côté avant et l'autre curseur (4') sur le côté arrière de la surface de contact (5, 6).
  8. Commutateur électrique selon l'une des revendications 1 à 7, caractérisé en ce que le ressort à lame (8) présente un crochet d'encliquetage (30) qui est découpé par estampage sur la plus courte branche (21) du L de telle sorte que le ressort à lame (8) peut être fixé sur le culot (10), et de préférence sur la pièce rapportée (28) du culot (10), en ce que de façon préférée, au moins une moulure (31) destinée au raidissage est façonnée sur le côté large de la plus longue branche (22) du L, la moulure (31) se trouvant de préférence en opposition à la surface d'actionnement (26) ainsi qu'à proximité du curseur (4, 4'), et en ce que de façon plus préférée, la surface de connexion de contact (23, 24) et/ou le bossage de contact (29) sur le ressort à lame (8), la surface de contact (5, 6) du contact fixe ou similaire sont recouverts avec un métal noble, comme l'argent, l'or ou similaire, ou avec un alliage de métaux nobles, par exemple d'or et de cobalt.
  9. Commutateur électrique selon l'une des revendications 1 à 8, caractérisé en ce qu'un scellement (18) est installé sur le culot (10) pour assurer l'étanchéité du logement (2) dans la zone des connexions (11, 12, 13), en ce que de façon préférée, un bord en dépassement (19) dirigé vers le culot (10) se trouve sur la partie supérieure du logement (9) pour recevoir la masse de scellement, en ce que de façon plus préférée, la masse de scellement est constituée d'un matériau plastique à un seul composant durcissant à la lumière, et en ce que de façon encore plus préférée, les surfaces du culot (10) dirigées vers le scellement (18) et le bord en dépassement (19) sont activés au moyen d'un jet de plasma avant la pose de la masse de scellement.
  10. Commutateur électrique selon l'une des revendications 1 à 9, caractérisé en ce que la connexion électrique (11, 12, 13) présente une réception (32) de telle sorte qu'un élément à fiche (33) amenant une tension électrique au système de contact (3), qui correspond à la réception (32), peut être enfiché sur la connexion électrique (11, 12, 13) à la manière d'une liaison électrique sans soudure.
EP07817454.7A 2006-08-31 2007-08-28 Commutateur electrique Active EP2057653B1 (fr)

Applications Claiming Priority (2)

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DE102006040805 2006-08-31
PCT/DE2007/001529 WO2008025342A1 (fr) 2006-08-31 2007-08-28 Commutateur électrique

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DE202009003317U1 (de) 2009-03-11 2009-08-06 Inteva Products Europe Gmbh Optimiertes System zur Signalvergabe zum Ver- bzw. Entriegeln an Fahrzeugtürschlösser
DE202009016636U1 (de) † 2009-12-09 2011-04-21 BROSE SCHLIEßSYSTEME GMBH & CO. KG Kraftfahrzeugschloss
DE202010002664U1 (de) * 2010-02-23 2011-07-12 Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg Elektromotor zum Antrieb einer Kraftfahrzeugkomponente
DE102011056333A1 (de) 2011-12-13 2013-06-13 Methode Electronics Malta Ltd. Elektrischer Schalter
DE102013203467A1 (de) * 2013-03-01 2014-09-04 Zf Friedrichshafen Ag Drucktastenschalter
CN110211835A (zh) * 2018-12-05 2019-09-06 中航光电科技股份有限公司 一种微动开关

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DE377657C (de) * 1922-05-23 1923-06-23 Josef Kuhne Vorrichtung zur Ein- und Nachstellung der seitlichen Presswerkzeuge einer Maschine zur Herstellung von Drahtstiften u. dgl.
US3229053A (en) * 1962-10-15 1966-01-11 Rca Corp Printed circuit push button switch device with cam follower contact actuating structure
GB1137711A (en) * 1964-10-10 1968-12-27 Mills & Rockleys Electronics L Improvements in push-button switches
US5587568A (en) * 1995-05-19 1996-12-24 Itt Corporation Interlock switch
DE19808547A1 (de) * 1998-02-28 1999-09-02 Itt Mfg Enterprises Inc Lenkstockschalter für die Schaltstellung beschreibende codierte Schaltsignale

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DE102007040714A1 (de) 2008-03-06
WO2008025342A1 (fr) 2008-03-06

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