EP3058243A1 - Agencement de capteurs pour détecter le mouvement d'une pédale dans un véhicule automobile - Google Patents

Agencement de capteurs pour détecter le mouvement d'une pédale dans un véhicule automobile

Info

Publication number
EP3058243A1
EP3058243A1 EP14771874.6A EP14771874A EP3058243A1 EP 3058243 A1 EP3058243 A1 EP 3058243A1 EP 14771874 A EP14771874 A EP 14771874A EP 3058243 A1 EP3058243 A1 EP 3058243A1
Authority
EP
European Patent Office
Prior art keywords
sensor arrangement
transmitter
arrangement according
transducer
piston
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.)
Withdrawn
Application number
EP14771874.6A
Other languages
German (de)
English (en)
Inventor
Aaron TROOST
Matthias Zeh
Andreas Arlt
Klaus Walter
Remigius Has
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP3058243A1 publication Critical patent/EP3058243A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/2006—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T7/00—Brake-action initiating means
    • B60T7/02—Brake-action initiating means for personal initiation
    • B60T7/04—Brake-action initiating means for personal initiation foot actuated
    • B60T7/042—Brake-action initiating means for personal initiation foot actuated by electrical means, e.g. using travel or force sensors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/2006—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
    • G01D5/2013—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils by a movable ferromagnetic element, e.g. a core
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/2006—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
    • G01D5/202—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils by movable a non-ferromagnetic conductive element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
    • F16D2066/003—Position, angle or speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2125/00—Components of actuators
    • F16D2125/18—Mechanical mechanisms
    • F16D2125/20—Mechanical mechanisms converting rotation to linear movement or vice versa
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D2205/00—Indexing scheme relating to details of means for transferring or converting the output of a sensing member
    • G01D2205/10—Detecting linear movement
    • G01D2205/14—Detecting linear movement by converting the linear movement into a rotary movement

Definitions

  • the invention relates to a sensor arrangement for detecting a pedal movement in a vehicle according to the preamble of independent claim 1.
  • Brake systems for vehicles are known from the prior art, in which a braking request of the driver is detected by sensor arrangements that a movement of the brake pedal is detected and evaluated. Also for controlling a regenerative braking process in hybrid and electric vehicles, it is necessary to detect the braking request of the driver.
  • the movement of the brake pedal is measured.
  • the currently used sensors measure the pedal angle or the translation of the piston in the brake system.
  • the measuring principle used is, for example, the Hall effect, via which magnetic fields can be detected.
  • the measured magnetic field is generated by one or more magnets which are mechanically coupled to the piston. In translation sensors, the magnets are in the aluminum housing of the brake system. As a result, other contactless measuring methods are excluded so far.
  • the sensor arrangement according to the invention for detecting a pedal movement in a vehicle with the features of independent claim 1 has the advantage that the measurement of the brake pedal travel is made possible by means of an inductive sensor, which manages without magnetic components. In this way, embodiments of the sensor arrangement are made much cheaper and more independent of material price fluctuations for magnets. Furthermore, a part of the sensor arrangement, namely the at least one detection coil of the
  • Transducer can be integrated on a circuit carrier, which carries parts of an evaluation circuit.
  • the installation location is selected accordingly since known installation locations of the conventional sensor arrangements are generally unsuitable for inductive sensors due to the metallic shield.
  • Such inductive sensors can be embodied, for example, as eddy-current sensors which make use of the effect that wrbelt currents induced by a detection coil attenuate the inductance of the respective detection coil.
  • This Wrbelströme be induced in electrically conductive materials of the transmitter depending on the distance of the detection surface of the transmitter to the detection coil of the transducer.
  • the inductance is a measure of the distance between the detection coil and the detection surface.
  • An inverse effect i. increasing inductance as the detection surface approaches the detection coil - can be achieved with detection surfaces made of ferromagnetic materials.
  • the transducer with the at least one detection coil and the transmitter with the at least one detection surface are arranged on the same side of the housing, preferably outside the housing, to simplify the contacting and avoid the sensor being exposed to a medium such as e.g. Suspend brake fluid.
  • Embodiments of the present invention provide a sensor arrangement for detecting a pedal movement in a vehicle, which comprises a transducer arranged on a piston translationally moved by the pedal movement and a transducer arranged fixedly in the movement region of the piston.
  • the transducer generates in conjunction with the transmitter a signal representing the pedal movement.
  • the transmitter and the transducer are designed as inductive sensor.
  • the transmitter has at least a detection range and the transducer has at least one detection coil, wherein the at least one detection range of the transmitter influences the inductance of the at least one detection coil, so that the changing inductance of the at least one detection coil of the transducer is evaluable as a measure of the pedal movement.
  • the transducer has a circuit carrier on which the at least one detection coil is arranged.
  • the at least one detection coil can be arranged distributed in several layers in the coil carrier.
  • the circuit carrier may preferably be arranged outside in the region of a passage point of the translationally moving piston on the housing of a brake booster or a master brake cylinder.
  • the at least one detection coil can be arranged on an inner wall of the housing of a master cylinder.
  • the circuit carrier can be designed, for example, as a printed circuit board and / or flexible film and / or plastic injection molded part with multilayer conductor track guidance or load structuring.
  • the sensor arrangement according to the invention can be adapted to different installation conditions.
  • the transmitter may have an annular base body which is pushed onto the translationally moving piston and on the surface thereof the at least one detection area is arranged.
  • the at least one detection area may for example consist of an electrically conductive material and / or a ferromagnetic material.
  • a plurality of detection regions can be arranged on the surface of the base body, wherein adjacent detection regions are separated from each other by a separation regions of an insulating material.
  • a motion converter can convert the translational movement of the piston into a rotational movement of the measuring transmitter, which can be evaluated as a measure of the pedal movement.
  • the transmitter can be arranged with a predetermined axial distance to the transducer and rotatably coupled via the motion converter with the piston.
  • FIG. 1 shows a schematic block diagram of a first exemplary embodiment of a sensor arrangement according to the invention for detecting a pedal movement.
  • FIG. 2 shows a schematic block diagram of a second exemplary embodiment of a sensor arrangement according to the invention for detecting a pedal movement.
  • FIG. 3 shows a schematic block diagram of a third exemplary embodiment of a sensor arrangement according to the invention for detecting a pedal movement.
  • 4 shows a schematic representation of a first exemplary embodiment of a measuring transducer for the sensor arrangement according to the invention for detecting a pedal movement according to FIG. 3.
  • FIG. 5 shows a schematic illustration of a second exemplary embodiment of a measuring transducer for the sensor arrangement according to the invention for detecting a pedal movement according to FIG. 3.
  • FIG. 6 shows a schematic perspective illustration of a third exemplary embodiment of a measuring transducer for the sensor arrangement according to the invention for detecting a pedal movement according to FIG. 3.
  • FIG. 7 shows a schematic perspective illustration of a motion converter for the sensor unit according to the invention according to FIG. 3 with the measuring transducer according to FIG. 6.
  • FIG. 8 shows a schematic perspective sectional view of the motion converter according to FIG. 7.
  • FIG. 9 shows a schematic representation of a measuring sensor for the sensor arrangement for detecting a pedal movement according to FIG. 3.
  • FIG. 10 shows a schematic perspective sectional view of a fourth exemplary embodiment of a sensor arrangement according to the invention for detecting a pedal movement.
  • the illustrated exemplary embodiments of a sensor arrangement 7A, 7B, 7D according to the invention for detecting a pedal movement in a vehicle each include a sensor 20A, 20B, 20C, 20D, which is displaceable on a piston 34 that is translationally moved by the pedal movement , 44, and a transducer 10A, 10B, 10C, 10D, which is fixedly arranged in the range of movement of the piston 34, 44, wherein the transducer 10A, 10B, 10C, 10D in connection with the transmitter 20A, 20B, 20C, 20D a pedal movement representing Signal generated.
  • the transducers 20A, 20B, 20C, 20D and the transducers 10A, 10B, 10C, 10D are designed as inductive sensors.
  • the transmitter 20A, 20B, 20C, 20D at least one detection area 24, and the transducer 10A, 10B, 10C, 10D has at least one detection coil 14.
  • the at least one detection region 24 of the transmitter 20A, 20B, 20C, 20D influences the inductance of the at least one detection coil 14 so that the changing inductance of the at least one detection coil 14 of the transducer 10A, 10B, 10C, 10D can be evaluated as a measure of the pedal movement is.
  • the sensor arrangement 7A, 7B, 7D according to the invention for detecting a pedal movement is preferably used to detect the braking request of the driver for controlling a brake system 1A, 1B.
  • the sensor arrangement 7A, 7B, 7D according to the invention can also be used to detect a pedal movement in a regenerative braking system in a hybrid and / or electric vehicle.
  • the sensor arrangement 7A, 7B, 7D according to the invention is used to measure the movement of a brake pedal 3.
  • the brake pedal 2 is connected in the illustrated embodiments via a coupling element 5 with a movable piston 34 of a brake booster 30.
  • the brake booster 30 is connected via a further coupling element 36 with the movable piston 44 of a master cylinder 40.
  • Embodiments of the present invention allow the measurement of the brake pedal travel by means of inexpensive inductive sensors, which are designed without magnetic components.
  • the sensors Preferably, the
  • Transducer 10A, 10B, 10C, 10D a circuit substrate 12, on which the at least one detection coil 14 is arranged.
  • the at least one detection coil 14 may be distributed in the circuit carrier 12 in multiple layers to achieve higher sensitivity, i. a larger coil inductance connected in series across multiple layers.
  • the circuit carrier 12 may be distributed in multiple layers to achieve higher sensitivity, i. a larger coil inductance connected in series across multiple layers.
  • the sensor 20A, 20B, 20C, 20D has an annular base body 22, which is pushed onto the translationally moving pistons 34, 44 and on the surface of which the at least one detection region 24 is arranged.
  • the at least one detection area 24 consists of a electrically conductive material and / or of a ferromagnetic material. As a rule, a plurality of detection regions 24 are arranged on the surface of the main body 22, wherein adjacent detection regions are separated from each other by a separating region of an insulating material.
  • Inductive sensors designed as eddy-current sensors use the effect that eddy currents induced by a detection coil 14 attenuate the inductance of the respective detection coil 14. These wrbly currents are induced as a function of the distance to the at least one detection coil 14 in the at least one detection region 24 of the sensor 20A, 20B, 20C, 20D, which consists of an electrically conductive material.
  • the inductance of the detection coil 14 is a measure of the distance between the detection coil 14 and the detection region 24 of the transmitter 20A, 20B, 20C, 20D.
  • the reverse effect ie increasing inductance of the detection coil 14 when the at least one detection region 24 of the transmitter 20A, 20B, 20C, 20D approaches the detection coil 14, can be achieved by the at least one detection region 24 of the inductive sensor being made of a ferromagnetic material will be produced.
  • circuit carrier 12 in the exemplary embodiments illustrated is the sensor arrangement according to the invention
  • the eddy current sensor formed by the transducer 10A and the transducer 20A is installed on the brake system 1A in the illustrated first exemplary embodiment of the sensor arrangement 7A according to the invention for detecting a pedal movement in the interior IR of the vehicle.
  • the executed as a circuit board circuit substrate 12 with the at least one detection coil 14 is attached to the entry point of the piston 34 in the brake booster 30 on the housing 32 of the brake booster 30 and surrounded by a plastic housing, not shown.
  • the transmitter 20A is attached to the end of the piston 34 and moves with the piston 34 with.
  • the inductance of the at least one detection coil 14 changes due to the immersion of the piston 34 into the brake booster 30.
  • Another installation location for the inductive sensor constructed from measuring transducer 10B and measuring transducer 20B is shown in FIG.
  • the transition between the brake booster 30 and the master cylinder 40 in the engine compartment MR of the vehicle provides similar conditions as the transition between the brake pedal 3 and the brake booster 30 in the vehicle interior IR. As is further apparent from Fig. 2, the is from the
  • Vehicle installed on the brake system 1 B The designed as a printed circuit board circuit substrate 12 with the at least one detection coil 14 is attached to the entry point of the piston 44 in the master cylinder 40 on the housing 40 of the master cylinder 40 and surrounded by a plastic housing, not shown. Similar to the first embodiment, the transmitter 20B is attached to the end of the piston 44 and moves with the piston 44 with. As a result, the inductance of the at least one detection coil 14 changes as a result of the immersion of the piston 44 into the master brake cylinder 40. As can also be seen from FIGS. 3 to 9, in order to reduce the installation space, the
  • Translation T of the piston 34, 44 are also converted into a rotation R of the purpose structured transmitter 20C.
  • the piston 34, 44 can be designed with a groove 52 or a rail 54.
  • the shape of the body 22 of the transmitter is also converted into a rotation R of the purpose structured transmitter 20C.
  • 20C is adapted to the design of the piston 34, 44 with a groove 52 or a rail 54.
  • the disk-shaped base body 22A has a guide track 22.1 on the inner circumference in the exemplary embodiment shown, which interacts with the rail 54 on the piston 34, 44 in order to move the transducer 20C in the event of a translational movement T of the piston 34, 44 to transfer a rotational movement R.
  • the translational movement T of the piston 34, 44 forces the main body 22B to rotate R.
  • the disk-shaped base body 22B has a web 22.2 on the inner circumference in the illustrated embodiment, which web cooperates with the groove 52 on the piston 34, 44 in order to move the transducer 20C during a translational movement T of the piston 34, 44 to transfer a rotational movement R. Also in this embodiment forces the
  • FIG. 6 to 8 show another way of implementing a translation T in a rotation R. It is instead of Groove 52 and rail 54 set to a plurality of elevations 56 on the piston 34, 44, which move this when rotating through the body 22C of the transmitter 20C to rotate it.
  • the main body 22C has a plurality of guide tracks 22.1 and webs 22.2.
  • the structuring of the transducer 20C for influencing the inductance of the transducer 10C is effected by detection surfaces 24 made of an electrically conductive material, between which surfaces of an electrically non-conductive material are arranged, so that is a rotation over several
  • FIG. 9 shows a possible embodiment of the sensor 20C with eight detection coils 14 arranged on a circuit carrier 12.
  • the corresponding sensor 20C rotating in the direction of the arrow R comprises a disc-shaped base body 22 with dashed lines and three detection surfaces 24 made of an electrically conductive material.
  • a plurality of other suitable arrangements of the at least one detection coil 14 and the at least one detection surface 24 can be implemented.
  • the reduction of the installation space by the use of a motion converter 50 is possible both for installation on the brake booster 30 and for installation on the master cylinder 40.
  • the inductive sensor formed by the transducer 10D and the transducer 20D is installed in the illustrated third embodiment of the sensor arrangement 7D according to the invention for detecting a pedal movement in the interior of the master brake cylinder 40.
  • the designed for example as a flexible circuit board circuit substrate 12 with the at least one detection coil 14 is disposed on an inner wall of the housing 42 of the master cylinder 40.
  • the main body 22 of the transmitter 20 D is arranged with a plurality of detection surfaces 24 and moves with the piston 44 with.
  • the inductance of the at least one detection coil 14 changes.
  • the turns of the at least one detection coil 14 on the circuit carrier 12 designed as a flexible printed circuit board can also be configured redundantly.
  • the circuit carrier can also be integrated into the housing 42 of the master cylinder 40, if the housing 42, for example as
  • Plastic injection molded part is executed with multi-layer conductor track guidance or load structuring.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Braking Elements And Transmission Devices (AREA)
  • Transmission Of Braking Force In Braking Systems (AREA)
  • Mechanical Control Devices (AREA)

Abstract

L'invention concerne un agencement de capteurs (7A) servant à détecter le mouvement d'une pédale dans un véhicule automobile, comprenant un générateur de valeurs de mesure (20A) qui est disposée sur un piston (34) déplacé en translation par le mouvement de la pédale, et un récepteur de valeurs de mesure (10A) qui est disposé de façon fixe dans la zone de mouvement du piston (34), le récepteur de valeurs de mesure (10A) générant, en liaison avec le générateur de valeurs de mesure (20A), un signal correspondant au déplacement de la pédale. Selon l'invention, le générateur de valeurs de mesure (20A) et le récepteur de valeurs de mesure (10A) sont réalisés sous la forme d'un capteur inductif, le générateur de valeurs de mesure (20A) comprenant au moins une zone de détection (24) et le récepteur de valeurs de mesure (10A) comportant au moins une bobine de détection (14), l'au moins une zone de détection (24) du générateur de valeurs de mesure (20A) influant sur l'inductance de l'au moins une bobine de détection (14) de sorte que la variation d'inductance de l'au moins une bobine de détection (14) du récepteur de valeurs de mesure (10A) est évaluée en tant que mesure du mouvement de la pédale.
EP14771874.6A 2013-10-15 2014-09-22 Agencement de capteurs pour détecter le mouvement d'une pédale dans un véhicule automobile Withdrawn EP3058243A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201310220755 DE102013220755A1 (de) 2013-10-15 2013-10-15 Sensoranordnung zur Erfassung einer Pedalbewegung in einem Fahrzeug
PCT/EP2014/070108 WO2015055383A1 (fr) 2013-10-15 2014-09-22 Agencement de capteurs pour détecter le mouvement d'une pédale dans un véhicule automobile

Publications (1)

Publication Number Publication Date
EP3058243A1 true EP3058243A1 (fr) 2016-08-24

Family

ID=51589306

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14771874.6A Withdrawn EP3058243A1 (fr) 2013-10-15 2014-09-22 Agencement de capteurs pour détecter le mouvement d'une pédale dans un véhicule automobile

Country Status (5)

Country Link
US (1) US9909902B2 (fr)
EP (1) EP3058243A1 (fr)
JP (1) JP6305529B2 (fr)
DE (1) DE102013220755A1 (fr)
WO (1) WO2015055383A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106124220B (zh) * 2016-06-13 2018-12-11 北京长安汽车工程技术研究有限责任公司 一种踏板横向位移量测试装置
EP4169822A4 (fr) * 2020-06-23 2024-03-27 Hitachi Astemo, Ltd. Dispositif d'étalonnage, système de suspension, véhicule du type à selle et procédé d'étalonnage

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10043988A1 (de) * 2000-09-05 2002-08-01 Continental Teves Ag & Co Ohg Betätigungseinheit für eine elektrohydraulische Bremsanlage
FR2820702B1 (fr) * 2001-02-09 2003-08-22 Bosch Gmbh Robert Servomoteur de freinage a position controlee
GB0126014D0 (en) * 2001-10-30 2001-12-19 Sensopad Technologies Ltd Modulated field position sensor
DE202004019489U1 (de) 2004-12-17 2005-05-25 Cherry Gmbh Induktive Sensoreinheit
DE102007015524A1 (de) 2007-03-30 2008-10-09 Cherry Gmbh Verfahren zum Herstellen eines induktiven Bedämpfungselements und induktives Wirbelstrombetätigungselement
DE102007040058B3 (de) * 2007-08-24 2009-03-26 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Induktive Sensoreinrichtung mit stufenförmigem Spulenkern
DE102011003346A1 (de) * 2010-01-28 2011-09-01 Continental Teves Ag & Co. Ohg Verfahren zum Betreiben eines Bremssystems für ein Kraftfahrzeug und Bremssystem

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
None *
See also references of WO2015055383A1 *

Also Published As

Publication number Publication date
US9909902B2 (en) 2018-03-06
US20160252368A1 (en) 2016-09-01
JP2016536581A (ja) 2016-11-24
WO2015055383A1 (fr) 2015-04-23
JP6305529B2 (ja) 2018-04-04
DE102013220755A1 (de) 2015-04-16

Similar Documents

Publication Publication Date Title
EP1797399B1 (fr) Dispositif de mesure de la position absolue d'au moins deux corps deplaçables ou mobiles en rotation l'un par rapport a l'autre
EP0654140B1 (fr) Systeme de mesure de deplacement fonctionnant sans contact et procede de mesure de deplacement sans contact
DE102010002505B4 (de) Induktiver Kraftfahrzeugsensor und Verwendung desselben
DE102012202634A1 (de) Sensoranordnung zur Erfassung von Drehwinkeln an einem rotierenden Bauteil in einem Fahrzeug
DE102013224098A1 (de) Sensoranordnung zur Erfassung von Drehwinkeln an einem rotierenden Bauteil in einem Fahrzeug
DE10044839B4 (de) Induktiver Positionssensor
DE102014202747A1 (de) Vorrichtung zum Erfassung einer Lageabweichung der passiven Spule gegenüber der Primärspule eines induktiven Ladesystems für ein Fahrzeug sowie zugehöriges Verfahren
DE202015105089U1 (de) Wirbelstromsensor
DE102013221193A1 (de) Sensoranordnung zur Erfassung von Drehwinkeln an einem rotierenden Bauteil in einem Fahrzeug
DE102019125309A1 (de) Sensorsystem zur Erfassung einer Winkellage und eines Linearwegs
WO2015144377A1 (fr) Agencement de capteur servant à détecter une trajectoire sur un composant mobile
WO2015055383A1 (fr) Agencement de capteurs pour détecter le mouvement d'une pédale dans un véhicule automobile
EP0803047B1 (fr) Capteur de deplacement
WO2014063695A2 (fr) Système de capteur et agencement piston-cylindre, en particulier destiné à être utilisé dans un système d'actionnement d'embrayage d'un véhicule à moteur
EP3090236B1 (fr) Capteur pour déterminer un déplacement longitudinal d'un axe
DE102012016287A1 (de) Verfahren zum Bestimmen einer Drehposition einer Welle
DE102009008756A1 (de) Ventileinheit
DE102019124973A1 (de) Sensoranordnung zur Erfassung eines Lenkmomentes sowie einer absoluten Winkelposition und Sensorvorrichtung mit dieser Sensoranordnung
DE102015204052A1 (de) Wegsensor
EP3057850B1 (fr) Système de capteur de détection d'angles de rotation d'un composant rotatif dans un véhicule
EP4281733B1 (fr) Corps allongé comprenant une bande de curseur pour système de véhicule d'un véhicule
DE102022202500B3 (de) Induktive Positionssensoreinrichtung und Bremsanlage mit einer induktiven Positionssensoreinrichtung
DE102011079633A1 (de) Magnetsensor zum Messen eines Magnetfelds eines magnetischen Multipols und zugehörige Vorrichtung zur Ermittlung von Bewegungsparametern
DE102008011971A1 (de) Magnetisches Wegsensorsystem
CH718070A2 (de) Messverfahren und Messvorrichtung für die Messung von Verschiebepositionen.

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20160517

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: ROBERT BOSCH GMBH

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20200714

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20201125