WO2011063901A1 - Commutateur et dispositif de commutation permettant d'exploiter au moins deux états de commutation d'un commutateur - Google Patents

Commutateur et dispositif de commutation permettant d'exploiter au moins deux états de commutation d'un commutateur Download PDF

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Publication number
WO2011063901A1
WO2011063901A1 PCT/EP2010/006962 EP2010006962W WO2011063901A1 WO 2011063901 A1 WO2011063901 A1 WO 2011063901A1 EP 2010006962 W EP2010006962 W EP 2010006962W WO 2011063901 A1 WO2011063901 A1 WO 2011063901A1
Authority
WO
WIPO (PCT)
Prior art keywords
switch
evaluation
connection points
circuit arrangement
switching states
Prior art date
Application number
PCT/EP2010/006962
Other languages
German (de)
English (en)
Inventor
Stefan Mueller
Juergen Bosch
Original Assignee
Valeo Schalter Und Sensoren 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 Valeo Schalter Und Sensoren Gmbh filed Critical Valeo Schalter Und Sensoren Gmbh
Priority to EP10784976.2A priority Critical patent/EP2507807B1/fr
Publication of WO2011063901A1 publication Critical patent/WO2011063901A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/0213—Combined operation of electric switch and variable impedance, e.g. resistor, capacitor
    • 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
    • H01H2239/00—Miscellaneous
    • H01H2239/01—Miscellaneous combined with other elements on the same substrate
    • H01H2239/012—Decoding impedances

Definitions

  • the invention relates to a switch of the type mentioned in the preamble of claim 1 and to a corresponding circuit arrangement for evaluating at least two switching states of such a switch.
  • Such circuit arrangements are known and are used, for example, for the evaluation of switching states of a steering floor switch, which can be used inter alia for indicating the direction of travel and / or for actuating a windshield wiper system of a motor vehicle or the like.
  • the evaluation of a switching state or a corresponding switch position can be performed either analog or digital.
  • different nodes of the evaluation circuit are connected to each other or to a predetermined reference potential via a contact means of the switch in dependence on the respective switching state, whereby the electrical configuration of the evaluation circuit changes. This change can then be evaluated digitally or analogously, for example with a microprocessor comprehensive evaluation and control unit.
  • a circuit arrangement for evaluating at least two switching states of a switch which has a predetermined number of different switching states and a predetermined number of contact surfaces, known in a motor vehicle.
  • the known circuit arrangement comprises two evaluation circuits with nodes, which are each connected to a contact surface of the switch.
  • a movable contact means of the switch connects depending on a currently set switching state either different nodes of a first evaluation circuit with each other and / or with a predetermined reference potential or different nodes of a second evaluation circuit with each other and / or with a predetermined reference potential.
  • the number of contact surfaces used corresponds to the number of different switching states that can be set with the switch. As a result, with the number of switching stages to be evaluated, the number of contact surfaces required also increases, so that the circuit arrangement and the corresponding switch can hardly be miniaturized.
  • the object of the invention is to further develop a switch of the type mentioned in the preamble of claim 1 and a corresponding circuit arrangement of the type mentioned in the preamble of claim 7 such that a particularly simple miniaturization and a reliable mode of operation are made possible.
  • connection points are lower than a predetermined number of switching states, wherein the various switching states are coded by the interconnectable connection points such that a connecting means at least one of the connection points and a maximum of two Joints simultaneously with the given Reference potential connects.
  • the connecting means changes in the embodiment according to the invention in a transition from one switch position to the next always only one connection point. This means that the connection means either leaves a connection point or reboots onto a connection point.
  • connection points can be carried out by the type of arrangement of the connection points such that only certain combinations of the different connection points represent a valid switch position or a valid switching state, so that all other combinations of connection points not used for the coding are each assigned to a specific error state can be so that embodiments of the invention advantageously allow a high degree of diagnosability of the switching system.
  • the switching states for example, by networking with at least one row of resistance and by analog measurement, for example via at least one analog input of an evaluation and control unit, which includes, for example, a microprocessor, and / or by direct evaluation of the individual connection points, for example with digital inputs and / or analog inputs Evaluation and control unit are evaluated.
  • an evaluation and control unit which includes, for example, a microprocessor, and / or by direct evaluation of the individual connection points, for example with digital inputs and / or analog inputs Evaluation and control unit are evaluated.
  • connection points can be divided into at least two groups, wherein the connection points connected at the same time to the predetermined reference potential belong to different groups.
  • different groups of Connection points for detecting the current switching state and for diagnostic purposes with different evaluation circuits are coupled. This advantageously results in a partial redundancy of the evaluation circuits, which is particularly important for safety-relevant switching states. Although an interruption of one of the two leads to the evaluation circuits not all switching states can be detected, but it can be recognized the interruption of the supply and done on the remaining evaluation circuit a kind of "emergency mode" based on the still recognizable and distinguishable switching states ,
  • the switch according to the invention is designed for example as a linear multi-stage slide switch and / or as a multi-stage rotary switch and / or as a digital potentiometer whose connection points are designed as contact surfaces.
  • the adjustable switching states of the designed as a linear multi-stage slide switch and / or as a multi-level rotary switch and / or as a digital potentiometer switch can be detected and evaluated via at least one transducer unit, which converts magnetic quantities into electrical quantities and / or optical variables into electrical quantities.
  • the at least one converter unit comprises, for example, at least one Hall sensor and / or at least one optocoupler.
  • the various groups of connection points for detecting the current switch position and for diagnostic purposes are coupled with different evaluation circuits.
  • the evaluation circuits comprise, for example, in each case a voltage divider with at least two resistors connected in series with each other, wherein between two nodes of the respective evaluation circuit in each case a resistor is arranged in order to distinguish the different switching states of the switch can.
  • at least one analog input and / or at least one digital input of an evaluation and control unit is connected directly or via a multiplexer to output nodes of the at least two evaluation circuits, wherein a physical variable can be detected at the output node.
  • the various evaluation circuits can be evaluated offset in time at predetermined time intervals.
  • the number of required inputs of the evaluation and control circuit can be advantageously reduced or the number of evaluable evaluation circuits can be increased with the same number of inputs.
  • a movement of the connecting means on at least one output node of the at least two evaluation circuits causes a change in the measured physical quantity.
  • a capacitance value and / or an inductance value and / or a resistance value and / or a voltage value and / or a current value can be detected as the measured physical variable.
  • the switching states or switch positions can be detected and evaluated by networking with at least one row of resistors with corresponding resistance measurement or voltage measurement.
  • the evaluation and control unit assigns each valid switching state to a predetermined measured value range from the possible measured value ranges. Furthermore, the evaluation and control unit can in each case assign an error state to all other combinations of possible measured value ranges, which relates to at least one of the evaluation circuits. In addition, the evaluation and control unit in an emergency operation recognized as defective evaluation during evaluation no longer considered in an advantageous manner.
  • FIG. 1 is a block diagram of a first embodiment e ner circuit arrangement according to the invention
  • FIG. 2 is a block diagram of a second embodiment of a circuit arrangement according to the invention.
  • FIG. 3 is a block diagram of a third embodiment of a circuit arrangement according to the invention.
  • FIG. 4 shows a block diagram of a fourth exemplary embodiment of a circuit arrangement according to the invention.
  • a first embodiment of a circuit arrangement 1 according to the invention is shown.
  • the illustrated circuit arrangement 1 for evaluating seven switching states of a switch 10 two evaluation circuits 5, 7 and an evaluation and control unit 3.
  • the illustrated switch 10 is exemplified as a rotary switch with four designed as contact surfaces connecting points 12th , 14, 16, 18 and a connecting means 15, which is connected to a ground contact 17.
  • the switch 10 in other embodiments not shown embodiments can also be designed as a linear multi-stage slide switch and / or as a digital potentiometer.
  • embodiments of the invention may also relate to switches with more or fewer switching states or switch position.
  • the adjustable switching states can be detected and evaluated via at least one converter unit, which magnetic quantities in convert electrical quantities and / or optical quantities into electrical quantities.
  • Fig. 1 shows the basic arrangement of the contact surfaces 12, 14, 16, 18, which are shown for reasons of clarity linear and not in a circular shape.
  • the switch 10 has seven different switching states Sl to S7 or
  • Switch positions which are represented by horizontal dot-dash lines and indicated by their respective switching angle in degrees. At the level of the corresponding
  • Switching state Sl to S7 is now using the executed, for example as a contact grinder connecting means 15, which can be moved in the illustration according to the double arrow in the vertical direction, an electrical connection between see the voltage potential of the connecting means 15 (here mass) and the height the current position of the connecting means 15 located contact surfaces 12, 14, 16, 18 made.
  • the two evaluation circuits 5, 7 each have a voltage divider with three resistances R 1 to R 3 or R 4 to R 6 connected in series with one another.
  • the two voltage dividers are each connected via a pull-up resistor R PU with a supply voltage U B.
  • a resistor R2, R3, or R5, R6 is arranged in each case.
  • contact surfaces 12, 14, 16, 18 in the embodiment shown in FIG split two groups, wherein the simultaneously connected to the predetermined reference potential pads 12, 14, 16, 18 belong to different groups. Furthermore, the various groups of contact surfaces 12, 14, 16, 18 for the detection of the current switching state Sl to S7 and for diagnostic purposes with different evaluation circuits 5, 7 are coupled.
  • a first node arranged between the resistor R 1 and the resistor R 2 of the first evaluation circuit 5 is connected to a first contact surface 12.
  • a second node arranged between the resistor R2 and the resistor R3 of the first evaluation circuit 5 is connected to a third contact surface 16, and a third node arranged between the resistor R3 and the pull-up resistor R PU of the first evaluation circuit 5 is connected to a first analog input AI the evaluation and control unit 3 connected.
  • a fourth node arranged between the resistor R4 and the resistor R5 of the second evaluation circuit 7 is connected to a second contact surface 14.
  • a fifth node arranged between the resistor R5 and the resistor R6 of the second evaluation circuit 7 is connected to a fourth contact surface 18 and a sixth node arranged between the resistor R6 and the pull-up resistor R PU of the second evaluation circuit 7 is connected to a second analog input A2 of the evaluation and control unit 3 connected.
  • the contact surfaces 12, 14, 16, 18 are arranged so that they are connected alternately at a switch position or at a switching state Sl, S3, S5, S7 only with the dustspotenti- al and at the subsequent switch position or at a subsequent switching state S2, S4, S6 quasi each two of the contact surfaces 12, 14, 16, 18 overlap, so are connected together with the reference potential.
  • the movement of the connecting means 15 causes the resistance value applied to the first analog input AI of the evaluation and control unit 3 to be grounded and that at the second anode to be grounded.
  • Logeingang A2 the evaluation and control unit 3 to ground applied resistance value changes.
  • the valid switching states S1 to S7 can be determined.
  • the type of arrangement of the contact surfaces 12, 14, 16, 18 requires that only certain combinations of the resistance values to be measured at the two analog inputs AI, A2 represent a valid switching state S1 to S7 or a valid switch position. This means that all other combinations of resistance measurements can be declared invalid, taking into account certain tolerances.
  • Embodiments of the invention therefore allow a high degree of diagnosability of the switching system.
  • first valid switching state Sl only the first contact surface 12 and thus the first node of the first evaluation circuit 5 is connected via the connecting means 15 to ground.
  • the resistor Rl is short-circuited to ground, so that a resistance value of R 2 + R 3 results at the first analog input 1.
  • the voltage is applied to the first analog input AI
  • the second contact surface 14 and the third contact surface 16 and thus the second node of the first evaluation circuit 5 and the fourth node of the second evaluation circuit 7 are connected via the connecting means 15 to ground.
  • the resistor Rl and the resistor R2 and the resistor R4 are short-circuited to ground, so that at the first analogue input AI gives a resistance value of R 3 and at the second analog input A2 a resistance value of R 5 + R 6 .
  • the voltage is applied to the first analog input AI
  • the third contact surface 16 and the fourth contact surface 18 and thus the second node of the first evaluation circuit 5 and the fifth node of the second evaluation circuit 7 are connected via the connecting means 15 to ground.
  • the resistor Rl and the resistor R2 as well as the resistor R4 and the resistor R5 are short-circuited to ground, so that at the first analog input AI a resistance of R 3 and at the second analog input A2 a resistance of R 6 results.
  • a raised connection means 15 ie it can be made in no switch position or in any switching state, a connection of the contact surfaces 12, 14, 16, 18 to the ground contact 17, be diagnosed that in all switching states of the maximum resistance R 1 + R 2 + R 3 of the first evaluation circuit 5 at the first analog input AI and the maximum resistance R 4 + R 5 + R 6 of the second evaluation circuit 7 at the second analog input A2 is.
  • a shorted to ground first evaluation circuit 5 can be recognized that in all switching states Sl to S7, a resistance of about 0 ⁇ acts on the first analog input AI, so that virtually a voltage of 0 V is applied to the first analog input AI.
  • a shorted to ground second evaluation circuit 7 can be recognized that in all switching states Sl to S7 a resistance of about 0 ⁇ acts on the second analog input A2, so that virtually a voltage of 0 V is applied to the second analog input A2.
  • the first contact area 12, which is short-circuited to ground can be detected by correctly recognizing the first valid switching state S1 and the valid third to seventh switching states S3 to S7 and only detecting the second valid switching state S2 incorrectly.
  • the increase in the contact resistance of the first contact surface 12 can be recognized by the fact that the first and second valid switching states Sl and S2 each have a higher measured resistance value at the first analog input AI and the valid third to seventh switching states S3 to S7 are recognized correctly.
  • the interruption of the connection between the first contact surface 12 and the first node can be detected by measuring the resistance value for the valid switching state S3 at the first analog input AI in each of the first three valid switching states S1 to S3.
  • problems of the other contact surfaces 14, 16, 18 can be diagnosed.
  • the evaluation and control unit 3 is advantageously able to assign each valid switching state Sl to S7 in each case a predetermined measured value range at the two analog inputs AI and A2 from the possible measured value ranges in order to recognize the various switching states Sl to S7.
  • the evaluation and control unit 3 can in each case assign an error state to all other combinations of possible measured value ranges, which relates to at least one of the evaluation circuits 5, 7 or at least one of the contact surfaces 12, 14, 16, 18.
  • embodiments of the invention are suitable for use in switch systems via which safety-relevant functions and / or applications, such as, for example, a cruise control function with predefinable speed values and / or a start-stop function with predefinable distance values, etc., can be operated.
  • a second embodiment of a circuit arrangement 21 according to the invention is shown. 2 the illustrated circuit arrangement 21 for evaluating seven switching states of the switch 10, four evaluation circuits 25, 26, 27, 28 and an evaluation and control unit 23.
  • the circuit arrangement 21 uses four evaluation circuits 25, 26, 27, 28 in order to evaluate the seven switching states S1 to S7 of the switch 10.
  • the four evaluation circuits 25, 26, 27, 28 each have a voltage divider with two resistors R21 and R22, R23 and R24, R25 and R26 or R27 and R28 connected in series with one another.
  • the four voltage dividers are each connected to the supply voltage U B via a pull-up resistor R PU .
  • a respective resistor R22, R24, R26 and R28 is arranged between the two nodes of the respective evaluation circuits 25, 26, 27, 28 .
  • the contact surfaces 12, 14, 16, 18 are divided into four groups in the exemplary embodiment shown in FIG. 2, the contact surfaces 12, 14, 16, 18 connected to the predetermined reference potential simultaneously belonging to different groups. Furthermore, the various groups of contact surfaces 12, 14, 16, 18 for detecting the current switching state Sl to S7 and for diagnostic purposes with various evaluation circuits 25, 26, 27, 28 are coupled. As can also be seen from FIG. 2, a first node between the resistor R21 and the resistor R22 of the first evaluation circuit 25 is arranged with the third contact surface 16 connected. A second node, which is arranged between the resistor R22 and the pull-up resistor R PU of the first evaluation circuit 25, is connected to a second analog input A2 of the evaluation and control unit 23.
  • a third node arranged between the resistor R23 and the resistor R24 of the second evaluation circuit 26 is connected to the first contact surface 12, and a fourth node arranged between the resistor R24 and the pull-up resistor R PU of the second evaluation circuit 26 is connected to a first analog input AI the evaluation and control unit 23 connected.
  • a fifth node arranged between the resistor R25 and the resistor R26 of the third evaluation circuit 27 is connected to the second contact surface 14 and a sixth node arranged between the resistor R26 and the pull-up resistor R PU of the third evaluation circuit 27 is connected to one fourth analog input A4 of the evaluation and control unit 23 connected.
  • a seventh node disposed between the resistor R27 and the resistor R28 of the fourth evaluation circuit 28 is connected to the fourth contact surface 18 and an eighth node disposed between the resistor R28 and the pull-up resistor R PU of the fourth evaluation circuit 28 is connected to a third analog input A3 of the evaluation and control unit 23 connected.
  • the contact surfaces 12, 14, 16, 18 are arranged so that they are contacted alternately at a switch position or at a switching state Sl, S3, S5, S7 only with the reference potential and at the subsequent switch position or at one Following switching state S2, S4, S6 quasi each two of the contact surfaces 12, 14, 16, 18 overlap, so be contacted together with the reference potential.
  • connection means 15 causes the respective resistance value applied to the analog inputs AI to A4 of the evaluation and control unit 23 to change to ground.
  • the valid states S1 to S7 are determined.
  • the type of arrangement of the contact surfaces 12, 14, 16, 18 requires that only certain combinations of the resistance values to be measured at the four analog inputs AI to A4 represent a valid switching state S1 to S7 or a valid switch position. This means that all other combinations of resistance measurements can be declared invalid, taking into account certain tolerances.
  • FIG. 3 a third embodiment of a circuit arrangement 31 according to the invention is shown.
  • the illustrated circuit arrangement 31 comprises, for the evaluation of seven switching states of the switch 10, analogously to the first exemplary embodiment, two evaluation circuits 5, 7, an evaluation and control unit 33 and a multiplexer 34.
  • the circuit shown in FIG With the exception of the evaluation and control unit 33 and the multiplexer 34, the circuit arrangement 31 shown corresponds to the circuit arrangement 1 shown in FIG. 1. Therefore, to avoid repetition, only the differences between the two circuit arrangements 1 and 31 are described here.
  • the use of the multiplexer 34 enables the various evaluation circuits 5, 7 to be evaluated offset in time at predetermined time intervals.
  • the number of required analog inputs A of the evaluation and control unit 33 in comparison with the evaluation and control unit 3 can be reduced in an advantageous manner or the number of evaluable evaluation circuits 5, 7 can be increased with the same number of analog inputs.
  • the diagnosability can be further improved by using resistors with different resistance values for the different evaluation circuits 5, 7 or 25, 26, 27, 28.
  • separate voltage sources can be used for the different evaluation circuits, which generate the same or different voltage potentials. As a result, cable confusions occurring in an advantageous manner during connection can be recognized and displayed.
  • FIG. 4 shows a fourth exemplary embodiment of a circuit arrangement 41 according to the invention. 4, the illustrated circuit arrangement 41 for evaluating seven switching states of the switch 10, four evaluation circuits 45, 46, 47, 48 and an evaluation and control unit 43.
  • the switch 10 shown in FIG. 4 ent ⁇ speaks in the first embodiment in Fig. 1 Darge ⁇ presented switch 10 and is also designed as a rotary switch with four contact surfaces 12, 14, 16, 18 and a connecting means 15, which is connected to a ground contact 17. Therefore, it is omitted here repetitive detailed Be ⁇ scription of the switch 10 degrees.
  • the circuit arrangement 41 uses four evaluation circuits 45, 46, 47, 48 in order to evaluate the seven switching states S1 to S7 of the switch 10.
  • the four evaluation circuits 45, 46, 47, 48 each have a pull-up resistor R PU and a node, the pull-up resistors R PU each having a connection directly to a digital input Dl to D4 of the evaluation and control unit 43 and connected to the other terminal to the supply voltage U B.
  • the contact surfaces 12, 14, 16, 18 in the embodiment shown in FIG. 4 are in divided four groups, wherein the simultaneously connected to the predetermined reference potential pads 12, 14, 16, 18 belong to different groups.
  • the various groups of contact surfaces 12, 14, 16, 18 for detecting the current switching state Sl to S7 and for diagnostic purposes with different evaluation circuits 25, 26, 27, 28 are coupled.
  • the various switching states Sl to S7 of the switch 10 can be detected.
  • a connection to ground of a corresponding contact surface 12, 14, 16, 18 causes a first voltage level at the corresponding digital input Dl to D4, which is recognized, for example, as the first logical state
  • a non-existent connection to ground of a corresponding contact surface 12, 14, 16 , 18 causes a second voltage level at the corresponding digital input Dl to D4, which is recognized as a second logic state, for example.
  • the first switching state Sl corresponds to a logical value of "Olli.”
  • switching state S2 corresponds to a logic value of "0011.”
  • switching state S3 corresponds to a logical value of "1011”.
  • switching state S4 corresponds to a logical value of "1001.”
  • the fifth switching state S5 corresponds to a logic value of "1101”.
  • Switching state S6 corresponds, for example, to a logical one
  • the second switching state S7 corresponds, for example, to a logical value of "1110".
  • the other unused nine possible code values can be assigned to corresponding error states.
  • Embodiments of the present invention advantageously result in particularly simple miniaturization and a high degree of diagnosability of switching systems, which enables reliable operation in safety-relevant applications and / or functions.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electronic Switches (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)

Abstract

La présente invention concerne un commutateur (10) capable d'un nombre prédéterminé d'états de commutation différents (S1 à S7) et comportant un nombre prédéterminé de points de connexion (12, 14, 16, 18) qui, selon de l'état de commutation en vigueur à ce moment-là (S1 à S7), peuvent être connectés les uns aux autres et/ou à un potentiel de référence prédéterminé. Pour permettre une miniaturisation particulièrement simple et un mode de fonctionnement fiable, l'invention propose, d'une part d'avoir un nombre prédéterminé de points de connexion (12, 14, 16, 18) inférieur au nombre prédéterminé d'états de commutation (S1 à S7), et d'autre part que les différents états de commutation (S1 à S7), au moyen desquels les points de connexion (12, 14, 16, 18) peuvent être reliés les uns aux autres, soient codés de façon que l'organe de connexion (15) relie simultanément au potentiel de référence prédéterminé l'un au moins des points de connexion (12, 14, 16, 18) et au maximum deux des points de connexion (12, 14, 16, 18).
PCT/EP2010/006962 2009-11-30 2010-11-16 Commutateur et dispositif de commutation permettant d'exploiter au moins deux états de commutation d'un commutateur WO2011063901A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP10784976.2A EP2507807B1 (fr) 2009-11-30 2010-11-16 Commutateur et agencement de commutation pour analyser au moins deux etats de commutation du commutateur

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009056283.4 2009-11-30
DE102009056283A DE102009056283A1 (de) 2009-11-30 2009-11-30 Schalter und Schaltungsanordnung zur Auswertung von mindestens zwei Schaltzuständen eines Schalters

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WO2011063901A1 true WO2011063901A1 (fr) 2011-06-03

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EP (1) EP2507807B1 (fr)
DE (1) DE102009056283A1 (fr)
WO (1) WO2011063901A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013015214B4 (de) * 2013-09-13 2019-10-17 Leopold Kostal Gmbh & Co. Kg Elektrischer Stufenschalter
DE102017113905A1 (de) 2017-06-23 2018-12-27 Valeo Schalter Und Sensoren Gmbh Schaltungsanordnung zur Auswertung von zumindest zwei Schaltzuständen eines Betätigungselementes, Verfahren zum Betreiben einer Schaltungsanordnung sowie Schaltvorrichtung

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9302047U1 (de) * 1993-02-15 1994-06-16 Diehl Stiftung & Co., 90478 Nürnberg Betriebsartenschalter
WO1998031031A1 (fr) * 1997-01-09 1998-07-16 Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho Dispositif de type commutateur
US20040227408A1 (en) * 2003-05-16 2004-11-18 Tran Minh Duc Rotary switch
DE102006038375A1 (de) 2006-08-11 2008-02-14 Valeo Schalter Und Sensoren Gmbh Schaltungsanordnung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10108605C1 (de) * 2001-02-22 2002-05-29 Kostal Leopold Gmbh & Co Kg Elektrischer Schalter
DE202007016618U1 (de) * 2007-11-28 2008-02-28 Flextec Gmbh Abgleichinstrument

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9302047U1 (de) * 1993-02-15 1994-06-16 Diehl Stiftung & Co., 90478 Nürnberg Betriebsartenschalter
WO1998031031A1 (fr) * 1997-01-09 1998-07-16 Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho Dispositif de type commutateur
US20040227408A1 (en) * 2003-05-16 2004-11-18 Tran Minh Duc Rotary switch
DE102006038375A1 (de) 2006-08-11 2008-02-14 Valeo Schalter Und Sensoren Gmbh Schaltungsanordnung

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EP2507807A1 (fr) 2012-10-10
EP2507807B1 (fr) 2017-09-13
DE102009056283A1 (de) 2011-06-01

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